/* ==========================================================================
   NexLedger — style.css
   AI-native finance applications design system
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens
   -------------------------------------------------------------------------- */
:root {
    /* Color — Dark palette (precision charcoal, hue 240 = near-neutral cool) */
    --navy-deep:    oklch(0.08 0.004 240);
    --navy-base:    oklch(0.11 0.006 240);
    --navy-mid:     oklch(0.14 0.007 240);
    --navy-card:    oklch(0.17 0.008 240);
    --navy-border:  oklch(0.24 0.009 240);
    --navy-hover:   oklch(0.20 0.008 240);
    --navy-surface: oklch(0.22 0.009 240);

    /* Color — Accent (amber/gold — signal color, earned not decorative) */
    --accent:       oklch(0.74 0.155 75);
    --accent-hover: oklch(0.66 0.140 73);
    --accent-glow:  oklch(0.74 0.155 75 / 0.15);
    --accent-dim:   oklch(0.74 0.155 75 / 0.10);

    /* Color — Product accents */
    --product-dna:      oklch(0.69 0.13 75);      /* TransactionDNA — amber */
    --product-dna-dim:  oklch(0.69 0.13 75 / 0.10);
    --product-ros:      oklch(0.68 0.14 285);      /* Enterprise Reasoning OS — violet */
    --product-ros-dim:  oklch(0.68 0.14 285 / 0.10);
    --product-rca:      oklch(0.70 0.15 162);      /* Revenue Close Agent — emerald */
    --product-rca-dim:  oklch(0.70 0.15 162 / 0.10);

    /* Color — Status */
    --status-error:     oklch(0.65 0.20 25);
    --status-exception: oklch(0.77 0.15 80);
    --status-success:   oklch(0.70 0.15 162);
    --status-info:      oklch(0.68 0.14 240);

    /* Color — Text on dark */
    --text-primary:   oklch(0.95 0.003 240);
    --text-secondary: oklch(0.70 0.008 240);
    --text-muted:     oklch(0.54 0.007 240);
    --text-faint:     oklch(0.38 0.005 240);

    /* Color — Light surfaces (warm cream, not stark white) */
    --surface-white: oklch(0.97 0.007 75);
    --surface-off:   oklch(0.94 0.010 75);
    --surface-alt:   oklch(0.91 0.012 75);
    --surface-card:  oklch(0.97 0.007 75);
    --border-light:  oklch(0.86 0.012 75);
    --border-mid:    oklch(0.80 0.014 75);

    /* Color — Text on light (warm cream surfaces) */
    --text-dark:       oklch(0.16 0.010 75);
    --text-dark-mid:   oklch(0.22 0.010 75);
    --text-dark-body:  oklch(0.36 0.010 75);
    --text-dark-muted: oklch(0.52 0.010 75);

    /* Typography */
    --font-sans:    'Barlow', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-display: 'Bricolage Grotesque', 'Barlow Condensed', 'Arial Narrow', sans-serif;
    --font-display-condensed: 'Barlow Condensed', 'Arial Narrow', sans-serif;
    --font-mono:    'SF Mono', 'Fira Code', 'Roboto Mono', Consolas, monospace;

    --text-xs:   0.75rem;
    --text-sm:   0.875rem;
    --text-base: 1rem;
    --text-lg:   1.125rem;
    --text-xl:   1.25rem;
    --text-2xl:  1.5rem;
    --text-3xl:  1.875rem;
    --text-4xl:  2.25rem;
    --text-5xl:  3rem;
    --text-6xl:  3.75rem;
    --text-7xl:  4.5rem;

    --weight-normal:   400;
    --weight-medium:   500;
    --weight-semibold: 600;
    --weight-bold:     700;
    --weight-extrabold:800;

    --leading-tight:   1.08;
    --leading-snug:    1.25;
    --leading-normal:  1.6;
    --leading-relaxed: 1.75;

    /* Spacing */
    --sp-1:   0.25rem;
    --sp-2:   0.5rem;
    --sp-3:   0.75rem;
    --sp-4:   1rem;
    --sp-5:   1.25rem;
    --sp-6:   1.5rem;
    --sp-8:   2rem;
    --sp-10:  2.5rem;
    --sp-12:  3rem;
    --sp-16:  4rem;
    --sp-20:  5rem;
    --sp-24:  6rem;
    --sp-32:  8rem;
    --sp-40:  10rem;

    /* Border radius */
    --radius-xs:   2px;
    --radius-sm:   4px;
    --radius-md:   6px;
    --radius-lg:   8px;
    --radius-xl:   10px;
    --radius-2xl:  14px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs:   0 1px 2px oklch(0 0 0 / 0.12);
    --shadow-sm:   0 1px 3px oklch(0 0 0 / 0.16), 0 1px 2px oklch(0 0 0 / 0.10);
    --shadow-md:   0 4px 12px oklch(0 0 0 / 0.22), 0 2px 4px oklch(0 0 0 / 0.10);
    --shadow-lg:   0 10px 32px oklch(0 0 0 / 0.28), 0 4px 8px oklch(0 0 0 / 0.14);
    --shadow-xl:   0 20px 48px oklch(0 0 0 / 0.36), 0 8px 16px oklch(0 0 0 / 0.18);
    --shadow-card: 0 1px 3px oklch(0 0 0 / 0.08), 0 4px 16px oklch(0 0 0 / 0.08);
    --shadow-dark: 0 8px 32px oklch(0 0 0 / 0.5);
    --shadow-glow: 0 4px 24px oklch(0 0 0 / 0.28);

    /* Transitions */
    --transition-fast:   150ms ease;
    --transition-base:   220ms ease;
    --transition-slow:   350ms cubic-bezier(0.22, 1, 0.36, 1);

    /* Layout */
    --container-max: 1200px;
    --container-sm:  720px;
    --container-md:  960px;
    --header-height: 72px;

    /* Section rhythm */
    --rhythm-section:       clamp(5rem, 9vw, 8rem);
    --rhythm-section-tight: clamp(3rem, 5vw, 5rem);

    /* Process-loop component */
    --loop-stage-size:       64px;
    --loop-connector-color:  var(--navy-border);
    --loop-connector-active: var(--accent);

    /* Partner strip */
    --partner-logo-opacity:       0.55;
    --partner-logo-opacity-hover: 1;

    /* Stat strip */
    --stat-number-size: clamp(2.25rem, 4vw, 3.25rem);

    /* Z-index scale */
    --z-base:    0;
    --z-above:   10;
    --z-sticky:  100;
    --z-dropdown:200;
    --z-modal:   300;
    --z-toast:   400;
    --z-cursor:  500;
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--text-primary);
    background: var(--navy-deep);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
    line-height: var(--leading-tight);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    text-wrap: balance;
}

/* --------------------------------------------------------------------------
   3. Skip link
   -------------------------------------------------------------------------- */
.skip-link {
    position: absolute;
    top: -40px;
    left: var(--sp-4);
    background: var(--accent);
    color: oklch(0.10 0 0);
    padding: var(--sp-2) var(--sp-4);
    border-radius: var(--radius-md);
    font-weight: var(--weight-semibold);
    font-size: var(--text-sm);
    z-index: var(--z-toast);
    transition: top var(--transition-fast);
}
.skip-link:focus { top: var(--sp-4); }

/* --------------------------------------------------------------------------
   4. Container
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--sp-8);
}
.container--sm  { max-width: var(--container-sm); }
.container--md  { max-width: var(--container-md); }

@media (max-width: 640px) {
    .container { padding-inline: var(--sp-4); }
}

/* --------------------------------------------------------------------------
   5. Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: var(--z-sticky);
    height: var(--header-height);
    background: var(--navy-deep);
    border-bottom: 1px solid var(--navy-border);
    transition: box-shadow var(--transition-slow);
}

.site-header.is-elevated {
    box-shadow: 0 1px 12px oklch(0 0 0 / 0.24);
}

.header-inner {
    display: flex;
    align-items: center;
    height: var(--header-height);
    gap: var(--sp-8);
}

/* Logo */
.site-logo {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    flex-shrink: 0;
    text-decoration: none;
}

.logo-mark {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--accent);
    position: relative;
    flex-shrink: 0;
}

.logo-mark::after {
    content: '';
    position: absolute;
    inset: 5px;
    border: 2px solid oklch(1 0 0 / 0.55);
    border-radius: 2px;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: var(--weight-extrabold);
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

/* Primary nav */
.primary-nav {
    display: flex;
    flex: 1;
    justify-content: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--sp-1);
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--sp-1);
    padding: var(--sp-2) var(--sp-3);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
    cursor: pointer;
    background: none;
    border: none;
    font-family: var(--font-sans);
}

.nav-link:hover,
.nav-link--active {
    color: var(--text-primary);
    background: oklch(1 0 0 / 0.06);
}

.nav-link--active { color: var(--accent); }

.nav-dropdown-arrow {
    display: inline-block;
    width: 12px;
    height: 12px;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
    color: var(--text-muted);
}

.nav-item:hover .nav-dropdown-arrow,
.nav-item:focus-within .nav-dropdown-arrow {
    transform: rotate(180deg);
    color: var(--text-secondary);
}

/* Products dropdown */
.nav-dropdown {
    position: absolute;
    top: calc(100% + var(--sp-2));
    left: 50%;
    transform: translateX(-50%);
    width: 420px;
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-lg);
    padding: var(--sp-3);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-fast),
                visibility var(--transition-fast),
                transform var(--transition-fast);
    transform: translateX(-50%) translateY(-6px);
    z-index: var(--z-dropdown);
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown-item {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-4);
    padding: var(--sp-4);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    text-decoration: none;
    transition: background var(--transition-fast);
}

.nav-dropdown-item:hover {
    background: var(--navy-hover);
}

.nav-dropdown-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

.nav-dropdown-icon--amber { background: var(--product-dna-dim); color: var(--product-dna); }
.nav-dropdown-icon--violet { background: var(--product-ros-dim); color: var(--product-ros); }
.nav-dropdown-icon--green { background: var(--product-rca-dim); color: var(--product-rca); }

.nav-dropdown-text {}
.nav-dropdown-name {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--text-primary);
    margin-bottom: 2px;
}

.nav-dropdown-desc {
    font-size: var(--text-xs);
    color: var(--text-muted);
    line-height: 1.5;
}

/* Header CTA */
.header-cta {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    flex-shrink: 0;
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--sp-2);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
    margin-left: auto;
}

.nav-toggle:hover { background: oklch(1 0 0 / 0.08); }

.nav-toggle__bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav open state */
@media (max-width: 900px) {
    .nav-toggle { display: flex; }

    .primary-nav {
        position: fixed;
        top: var(--header-height);
        left: 0; right: 0;
        background: var(--navy-card);
        border-bottom: 1px solid var(--navy-border);
        padding: var(--sp-4);
        flex-direction: column;
        justify-content: flex-start;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-slow),
                    opacity var(--transition-slow),
                    visibility var(--transition-slow);
        max-height: calc(100dvh - var(--header-height));
        overflow-y: auto;
        z-index: calc(var(--z-sticky) - 1);
    }

    .primary-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: var(--sp-1);
        width: 100%;
    }

    .nav-link {
        font-size: var(--text-base);
        padding: var(--sp-3) var(--sp-4);
    }

    .nav-dropdown {
        position: static;
        transform: none !important;
        width: 100%;
        box-shadow: none;
        border: none;
        border-radius: var(--radius-md);
        background: var(--navy-mid);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        display: none;
    }

    .nav-item:hover .nav-dropdown { display: block; }

    .nav-dropdown-arrow { display: none; }

    .header-cta { display: none; }

    .header-cta-mobile {
        display: flex;
        flex-direction: column;
        gap: var(--sp-3);
        padding-top: var(--sp-4);
        border-top: 1px solid var(--navy-border);
        margin-top: var(--sp-4);
    }

    .header-cta-mobile .btn { text-align: center; justify-content: center; }
}

@media (min-width: 901px) {
    .header-cta-mobile { display: none; }
}

/* --------------------------------------------------------------------------
   6. Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    font-family: var(--font-sans);
    font-weight: var(--weight-semibold);
    border-radius: var(--radius-md);
    border: 1.5px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition-fast),
                border-color var(--transition-fast),
                color var(--transition-fast),
                box-shadow var(--transition-fast),
                transform var(--transition-fast);
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.btn:active { transform: translateY(1px); }

.btn--sm  { padding: 0.4rem var(--sp-4);  font-size: var(--text-sm); }
.btn--md  { padding: 0.65rem var(--sp-6); font-size: var(--text-base); }
.btn--lg  { padding: 0.85rem var(--sp-8); font-size: var(--text-lg); }

.btn--primary {
    background: var(--accent);
    border-color: var(--accent);
    color: oklch(0.10 0.005 75);
    font-weight: var(--weight-bold);
}
.btn--primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    box-shadow: 0 2px 12px oklch(0 0 0 / 0.22);
}

.btn--ghost {
    background: transparent;
    border-color: oklch(1 0 0 / 0.18);
    color: var(--text-secondary);
}
.btn--ghost:hover {
    border-color: oklch(1 0 0 / 0.36);
    color: var(--text-primary);
    background: oklch(1 0 0 / 0.04);
}

.btn--outline {
    background: transparent;
    border-color: var(--border-mid);
    color: var(--text-dark-body);
}
.btn--outline:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn--outline-white {
    background: transparent;
    border-color: oklch(1 0 0 / 0.28);
    color: var(--text-primary);
}
.btn--outline-white:hover {
    background: oklch(1 0 0 / 0.06);
    border-color: oklch(1 0 0 / 0.48);
}

.btn--dark {
    background: var(--navy-card);
    border-color: var(--navy-border);
    color: var(--text-primary);
}
.btn--dark:hover {
    background: var(--navy-hover);
    border-color: var(--accent);
}

/* --------------------------------------------------------------------------
   7. Badges & Tags
   -------------------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-1);
    padding: 2px var(--sp-2);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    border-radius: var(--radius-full);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.badge--accent   { background: var(--accent-dim); color: var(--accent); border: 1px solid oklch(0.69 0.13 75 / 0.3); }
.badge--green    { background: oklch(0.70 0.15 162 / 0.1); color: var(--status-success); border: 1px solid oklch(0.70 0.15 162 / 0.2); }
.badge--warn     { background: oklch(0.77 0.15 80 / 0.1); color: var(--status-exception); border: 1px solid oklch(0.77 0.15 80 / 0.2); }
.badge--error    { background: oklch(0.65 0.20 25 / 0.1); color: var(--status-error); border: 1px solid oklch(0.65 0.20 25 / 0.2); }
.badge--muted    { background: oklch(1 0 0 / 0.06); color: var(--text-secondary); border: 1px solid oklch(1 0 0 / 0.1); }
.badge--violet   { background: var(--product-ros-dim); color: var(--product-ros); border: 1px solid oklch(0.68 0.14 285 / 0.25); }

.tag {
    display: inline-block;
    padding: var(--sp-1) var(--sp-3);
    background: var(--navy-mid);
    color: var(--text-secondary);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    letter-spacing: 0.02em;
}

/* --------------------------------------------------------------------------
   8. Section Layout Utilities
   -------------------------------------------------------------------------- */
.section {
    padding-block: var(--rhythm-section);
}

.section--dark {
    background: var(--navy-base);
    color: var(--text-primary);
}

.section--navy {
    background: var(--navy-mid);
    color: var(--text-primary);
}

.section--card {
    background: var(--navy-card);
    color: var(--text-primary);
}

.section--off {
    background: var(--navy-mid);
    color: var(--text-primary);
}

.section--alt {
    background: var(--navy-surface);
    color: var(--text-primary);
}

.section--amber {
    background: oklch(0.10 0.02 75);
    border-top: 1px solid oklch(0.69 0.13 75 / 0.15);
    border-bottom: 1px solid oklch(0.69 0.13 75 / 0.15);
}

/* Light/cream section — companion to the dark navy family, for statusneo-style
   alternating section rhythm. Card-bearing components keep their own white
   surface (--surface-white) so they still pop against this slightly darker
   off-white background, same way they pop against navy elsewhere. */
.section--light {
    background: var(--surface-off);
    color: var(--text-dark-body);
}

.section--light .section-title,
.section--light .cap-item-title,
.section--light .card-title,
.section--light .use-case-card-title,
.section--light .role-title,
.section--light .role-point-title {
    color: var(--text-dark);
}

.section--light .section-body,
.section--light .card-body,
.section--light .cap-item-body,
.section--light .use-case-card-body,
.section--light .role-subtitle,
.section--light .role-point-body,
.section--light .card-list li {
    color: var(--text-dark-body);
}

.section--light .caps-featured,
.section--light .cap-item,
.section--light .use-case-card,
.section--light .card {
    background: var(--surface-white);
    border-color: var(--border-light);
}

.section--light .caps-featured:hover,
.section--light .cap-item:hover,
.section--light .use-case-card:hover,
.section--light .card:hover {
    border-color: var(--border-mid);
}

.section--light .cap-item-icon,
.section--light .card-icon,
.section--light .use-case-card-icon,
.section--light .role-icon {
    background: var(--surface-alt);
    border-color: var(--border-light);
}

.section--light .badge--muted {
    background: oklch(0 0 0 / 0.04);
    color: var(--text-dark-muted);
    border-color: var(--border-light);
}

.section--light .tag {
    background: var(--surface-alt);
    color: var(--text-dark-body);
    border-color: var(--border-light);
}

.section--light .section-label { color: var(--accent-hover); }
.section--light .section-label::before { background: var(--accent-hover); }

.section-header {
    max-width: 700px;
    margin-bottom: clamp(var(--sp-12), 6vw, var(--sp-20));
}

.section-header--center {
    text-align: center;
    margin-inline: auto;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-3);
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.10em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: var(--sp-4);
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 16px;
    height: 1px;
    background: var(--accent);
    flex-shrink: 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-3xl), 4vw, 3.25rem);
    font-weight: var(--weight-extrabold);
    line-height: 1.04;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: var(--sp-5);
    text-wrap: balance;
}

.section-body {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 65ch;
}

/* Legacy compat */
.section-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    letter-spacing: 0.10em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: var(--sp-4);
}

@media (max-width: 768px) {
    .section { padding-block: var(--sp-16); }
    .section-title { font-size: var(--text-3xl); }
}

/* --------------------------------------------------------------------------
   9. Hero — Static
   -------------------------------------------------------------------------- */
.hero {
    background: var(--navy-deep);
    padding-top: calc(var(--header-height) + var(--sp-20));
    padding-bottom: var(--sp-24);
    position: relative;
    overflow: hidden;
}

/* Amber top-edge line — earned signal */
.hero::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--accent);
    opacity: 0.7;
}

.hero::before { display: none; }

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content { max-width: 580px; }

@keyframes heroReveal {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-content {
    animation: heroReveal 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-visual {
    animation: heroReveal 0.8s 0.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@media (prefers-reduced-motion: reduce) {
    .hero-content, .hero-visual { animation: none; }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: 0.3rem var(--sp-4);
    background: transparent;
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--accent);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: var(--sp-6);
}

.hero-badge::before {
    content: '';
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5.8vw, 5rem);
    font-weight: var(--weight-extrabold);
    line-height: 1.00;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: var(--sp-6);
    text-wrap: balance;
}

.hero-title .accent-word {
    color: var(--accent);
}

.hero-subtitle {
    font-size: clamp(var(--text-base), 1.8vw, var(--text-xl));
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--sp-10);
    max-width: 540px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
    flex-wrap: wrap;
}

.hero-proof {
    margin-top: var(--sp-8);
    padding-top: var(--sp-6);
    border-top: 1px solid oklch(1 0 0 / 0.08);
    display: flex;
    align-items: center;
    gap: var(--sp-6);
    flex-wrap: wrap;
}

.hero-proof-item {
    font-size: var(--text-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.hero-proof-item::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--status-success);
    flex-shrink: 0;
}

@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: var(--sp-12);
    }
    .hero-content { max-width: none; }
    .hero-subtitle { max-width: none; }
}

/* --------------------------------------------------------------------------
   9b. Hero Story Carousel (repurposed as "How it works" story)
   -------------------------------------------------------------------------- */
.hero--carousel {
    padding-top: calc(var(--header-height) + var(--sp-20));
    padding-bottom: var(--sp-16);
}

.hero-carousel {
    position: relative;
    z-index: 1;
    animation: heroReveal 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-track {
    display: grid;
    align-items: center;
}

.hero-slide {
    grid-area: 1 / 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: center;
}

.hero-slide:not(:first-child) { visibility: hidden; opacity: 0; }

.carousel-ready .hero-slide {
    opacity: 0;
    visibility: hidden;
    transform: translateY(14px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
                visibility 0.6s;
}
.carousel-ready .hero-slide.is-active {
    opacity: 1;
    visibility: visible;
    transform: none;
}

.hero-slide-content { max-width: 580px; }

.hero-carousel-actions { margin-top: var(--sp-10); }

/* Controls bar */
.hero-controls {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
    margin-top: var(--sp-10);
    padding-top: var(--sp-6);
    border-top: 1px solid oklch(1 0 0 / 0.10);
}

.hero-toggle,
.hero-arrow {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid oklch(1 0 0 / 0.18);
    background: oklch(1 0 0 / 0.04);
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast),
                border-color var(--transition-fast),
                background var(--transition-fast);
}
.hero-toggle:hover,
.hero-arrow:hover {
    color: var(--text-primary);
    border-color: var(--accent);
    background: var(--accent-dim);
}
.hero-toggle:focus-visible,
.hero-arrow:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.hero-toggle .hero-toggle-play { display: none; }
.hero-toggle.is-paused .hero-toggle-pause { display: none; }
.hero-toggle.is-paused .hero-toggle-play { display: block; }

.hero-arrows { display: flex; gap: var(--sp-2); flex-shrink: 0; }

/* Tabs */
.hero-tabs {
    display: flex;
    gap: var(--sp-2);
    flex: 1;
    min-width: 0;
    overflow-x: auto;
    scrollbar-width: none;
}
.hero-tabs::-webkit-scrollbar { display: none; }

.hero-tab {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-2) var(--sp-4) calc(var(--sp-2) + 4px);
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    white-space: nowrap;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    transition: color var(--transition-fast), background var(--transition-fast);
}
.hero-tab:hover { color: var(--text-secondary); background: oklch(1 0 0 / 0.04); }
.hero-tab[aria-selected="true"] { color: var(--text-primary); font-weight: var(--weight-semibold); }
.hero-tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.hero-tab-index {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    opacity: 0.7;
}
.hero-tab[aria-selected="true"] .hero-tab-index { color: var(--accent); opacity: 1; }

.hero-tab::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 2px;
    background: oklch(1 0 0 / 0.08);
    border-radius: 2px;
}

.hero-tab-progress {
    position: absolute;
    left: 0; bottom: 0;
    z-index: 1;
    height: 2px;
    width: 0;
    background: var(--accent);
    border-radius: 2px;
}

/* Slide visuals */
.hero-systems,
.exception-panel,
.trace-panel {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-6);
    box-shadow: var(--shadow-dark);
}

.hero-systems-label,
.exception-panel-title {
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    letter-spacing: 0.10em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.hero-systems-label { display: block; margin-bottom: var(--sp-4); }

/* Exception panel */
.exception-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--sp-4);
    padding-bottom: var(--sp-3);
    border-bottom: 1px solid var(--navy-border);
}
.exception-panel-count {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent);
}
.exception-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-3) 0;
    border-bottom: 1px solid var(--navy-border);
}
.exception-row:last-child { border-bottom: none; }
.exception-row-name {
    font-size: var(--text-sm);
    color: var(--text-primary);
    font-weight: var(--weight-medium);
}
.exception-row-impact {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* Causal trace chain */
.trace-panel { display: flex; flex-direction: column; gap: var(--sp-2); }
.trace-step {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-3) var(--sp-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    border: 1px solid var(--navy-border);
    background: var(--navy-mid);
}
.trace-step-tag {
    font-size: 10px;
    font-weight: var(--weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    flex-shrink: 0;
}
.trace-step--exception { border-color: oklch(0.65 0.20 25 / 0.3); color: oklch(0.80 0.15 25); }
.trace-step--exception .trace-step-tag { background: oklch(0.65 0.20 25 / 0.15); color: oklch(0.80 0.15 25); }
.trace-step--origin { border-color: oklch(0.77 0.15 80 / 0.3); color: var(--status-exception); }
.trace-step--origin .trace-step-tag { background: oklch(0.77 0.15 80 / 0.15); color: var(--status-exception); }
.trace-step--policy { border-color: oklch(0.69 0.13 75 / 0.3); color: var(--accent); }
.trace-step--policy .trace-step-tag { background: var(--accent-dim); color: var(--accent); }
.trace-step--evidence { border-color: oklch(0.70 0.15 162 / 0.3); color: var(--status-success); }
.trace-step--evidence .trace-step-tag { background: oklch(0.70 0.15 162 / 0.15); color: var(--status-success); }
.trace-arrow {
    text-align: center;
    font-size: 11px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    padding-block: 2px;
}

/* Domain tiles */
.domain-tiles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-3);
}
.domain-tile {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-lg);
    padding: var(--sp-5);
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
    transition: border-color var(--transition-base), transform var(--transition-base);
    border-top-width: 2px;
}
.domain-tile:hover { transform: translateY(-2px); }
.domain-tile-name { font-size: var(--text-sm); font-weight: var(--weight-semibold); color: var(--text-primary); }
.domain-tile-note { font-size: var(--text-xs); color: var(--text-muted); }
.domain-tiles-note {
    grid-column: 1 / -1;
    text-align: center;
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: var(--sp-2);
    font-family: var(--font-mono);
}
.domain-tile--green  { border-top-color: oklch(0.70 0.15 162 / 0.5); }
.domain-tile--green:hover  { border-color: oklch(0.70 0.15 162 / 0.35); border-top-color: oklch(0.70 0.15 162 / 0.7); }
.domain-tile--cyan   { border-top-color: oklch(0.72 0.13 210 / 0.5); }
.domain-tile--cyan:hover   { border-color: oklch(0.72 0.13 210 / 0.35); border-top-color: oklch(0.72 0.13 210 / 0.7); }
.domain-tile--amber  { border-top-color: oklch(0.69 0.13 75 / 0.55); }
.domain-tile--amber:hover  { border-color: oklch(0.69 0.13 75 / 0.35); border-top-color: oklch(0.69 0.13 75 / 0.8); }
.domain-tile--blue   { border-top-color: oklch(0.68 0.14 240 / 0.5); }
.domain-tile--blue:hover   { border-color: oklch(0.68 0.14 240 / 0.35); border-top-color: oklch(0.68 0.14 240 / 0.7); }

/* Hero section disconnect */
.hero-systems .system-disconnect {
    border: 1px dashed oklch(0.65 0.20 25 / 0.35);
    border-radius: var(--radius-md);
    background: oklch(0.65 0.20 25 / 0.04);
    padding: var(--sp-3) var(--sp-4);
    margin-top: var(--sp-3);
}

@media (max-width: 900px) {
    .hero-slide { grid-template-columns: 1fr; gap: var(--sp-10); }
    .hero-slide-content { max-width: none; }
    .hero-controls { flex-wrap: wrap; }
    .hero-tabs { order: 3; width: 100%; flex: 1 0 100%; }
}

@media (max-width: 560px) {
    .hero-tab-label { display: none; }
    .hero-tab { padding: var(--sp-2) var(--sp-3) calc(var(--sp-2) + 4px); }
    .hero-tab-index { font-size: 13px; opacity: 0.85; }
    .domain-tiles { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    .hero-carousel { animation: none; }
    .carousel-ready .hero-slide { transition: none; transform: none; }
    .hero-tab-progress { display: none; }
}

/* --------------------------------------------------------------------------
   10. Lineage Visual
   -------------------------------------------------------------------------- */
.lineage-card {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-6);
    box-shadow: var(--shadow-dark);
    position: relative;
}

.lineage-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--sp-6);
    padding-bottom: var(--sp-4);
    border-bottom: 1px solid var(--navy-border);
}

.lineage-card-title {
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    letter-spacing: 0.10em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.dna-hash {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--accent);
    opacity: 0.8;
    background: var(--accent-dim);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    letter-spacing: 0.04em;
}

.lineage-chain {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.lineage-node {
    display: grid;
    grid-template-columns: 32px 1fr auto;
    align-items: start;
    gap: var(--sp-3);
    position: relative;
}

.lineage-node:not(:last-child) {
    padding-bottom: var(--sp-4);
}

.lineage-node-icon {
    width: 32px; height: 32px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.icon-quote   { background: oklch(0.68 0.14 285 / 0.15); border: 1px solid oklch(0.68 0.14 285 / 0.3); color: var(--product-ros); }
.icon-order   { background: oklch(0.68 0.14 240 / 0.12); border: 1px solid oklch(0.68 0.14 240 / 0.25); color: var(--status-info); }
.icon-invoice { background: oklch(0.72 0.13 210 / 0.12); border: 1px solid oklch(0.72 0.13 210 / 0.25); color: oklch(0.72 0.13 210); }
.icon-revenue { background: oklch(0.70 0.15 162 / 0.12); border: 1px solid oklch(0.70 0.15 162 / 0.25); color: var(--status-success); }
.icon-audit   { background: var(--accent-dim); border: 1px solid oklch(0.69 0.13 75 / 0.25); color: var(--accent); }

.lineage-node-body { min-width: 0; }

.lineage-node-label {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--text-primary);
    margin-bottom: 2px;
}

.lineage-node-meta {
    font-size: 11px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.lineage-node-badge { align-self: center; }

.lineage-connector-wrap {
    grid-column: 1;
    display: flex;
    justify-content: center;
    padding: 2px 0;
}

.lineage-connector {
    display: none;
    width: 1px;
    height: 20px;
    background: linear-gradient(to bottom,
        var(--navy-border),
        oklch(0.69 0.13 75 / 0.25));
    margin: 0 auto;
}

.lineage-node:not(:last-child) .lineage-connector-wrap .lineage-connector { display: block; }

.lineage-footer {
    margin-top: var(--sp-5);
    padding-top: var(--sp-4);
    border-top: 1px solid var(--navy-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.lineage-footer-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.10em;
    color: var(--text-muted);
}

.lineage-footer-value {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--accent);
    font-weight: var(--weight-semibold);
}

/* --------------------------------------------------------------------------
   11. Trust Bar
   -------------------------------------------------------------------------- */
.trust-bar {
    background: var(--navy-mid);
    border-top: 1px solid var(--navy-border);
    border-bottom: 1px solid var(--navy-border);
    padding-block: var(--sp-5);
}

.trust-bar-inner {
    display: flex;
    align-items: center;
    gap: var(--sp-6);
    flex-wrap: wrap;
    justify-content: center;
}

.trust-label {
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding-right: var(--sp-6);
    border-right: 1px solid var(--navy-border);
    white-space: nowrap;
}

.trust-items {
    display: flex;
    align-items: center;
    gap: var(--sp-8);
    flex-wrap: wrap;
    justify-content: center;
}

.trust-item {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    white-space: nowrap;
}

.trust-item::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   12. Problem Section
   -------------------------------------------------------------------------- */
.problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: start;
}

.problem-list {
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
    margin-top: var(--sp-8);
}

.problem-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--sp-4);
    align-items: start;
}

.problem-icon {
    width: 36px; height: 36px;
    border-radius: var(--radius-md);
    background: oklch(0.65 0.20 25 / 0.08);
    border: 1px solid oklch(0.65 0.20 25 / 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.problem-icon svg { width: 16px; height: 16px; color: var(--status-error); }

.problem-item h4 {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--sp-1);
}

.problem-item p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.problem-visual {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-8);
    box-shadow: var(--shadow-dark);
    position: sticky;
    top: calc(var(--header-height) + var(--sp-8));
}

.system-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--sp-3);
}

.system-node {
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-lg);
    padding: var(--sp-3) var(--sp-4);
    text-align: center;
}

.system-node-name {
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--text-secondary);
    letter-spacing: 0.04em;
}

.system-node--broken {
    border-color: oklch(0.65 0.20 25 / 0.3);
    background: oklch(0.65 0.20 25 / 0.04);
}

.system-node--broken .system-node-name { color: var(--status-error); opacity: 0.7; }

.system-disconnect {
    text-align: center;
    padding: var(--sp-4) 0;
    color: var(--status-error);
    font-size: var(--text-xs);
    opacity: 0.8;
    font-weight: var(--weight-medium);
}

/* Systems chips list (problem narrative) */
.systems-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
    margin-block: var(--sp-6);
}

.systems-chip {
    padding: var(--sp-1) var(--sp-3);
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

/* What this creates list */
.creates-list {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
}

.creates-item {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.creates-item::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--status-error);
    flex-shrink: 0;
    margin-top: 7px;
    opacity: 0.7;
}

@media (max-width: 900px) {
    .problem-grid { grid-template-columns: 1fr; gap: var(--sp-10); }
    .problem-visual { position: static; }
}

/* --------------------------------------------------------------------------
   13. Product Suite
   -------------------------------------------------------------------------- */
.product-suite {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-6);
    align-items: start;
}

.product-card {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-8);
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
    transition: border-color var(--transition-base), transform var(--transition-base),
                box-shadow var(--transition-base);
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px oklch(0 0 0 / 0.32);
    border-color: var(--navy-surface);
}

.product-card--dna {
    border-top: 2px solid oklch(0.69 0.13 75 / 0.6);
}
.product-card--dna:hover { border-color: oklch(0.69 0.13 75 / 0.5); }

.product-card--ros {
    border-top: 2px solid oklch(0.68 0.14 285 / 0.6);
}
.product-card--ros:hover { border-color: oklch(0.68 0.14 285 / 0.5); }

.product-card--rca {
    border-top: 2px solid oklch(0.70 0.15 162 / 0.6);
}
.product-card--rca:hover { border-color: oklch(0.70 0.15 162 / 0.5); }

.product-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.product-card-icon--amber { background: var(--product-dna-dim); }
.product-card-icon--violet { background: var(--product-ros-dim); }
.product-card-icon--green { background: var(--product-rca-dim); }

.product-card-name {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.product-card-tagline {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.product-card-features {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
    flex: 1;
}

.product-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.product-feature-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 7px;
}

.product-card--dna .product-feature-dot  { background: var(--product-dna); }
.product-card--ros .product-feature-dot  { background: var(--product-ros); }
.product-card--rca .product-feature-dot  { background: var(--product-rca); }

.product-card-footer {
    padding-top: var(--sp-5);
    border-top: 1px solid var(--navy-border);
}

.product-card-personas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
}

.product-persona-tag {
    font-size: 11px;
    font-weight: var(--weight-medium);
    color: var(--text-muted);
    padding: 2px var(--sp-2);
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-sm);
}

@media (max-width: 960px) {
    .product-suite { grid-template-columns: 1fr; gap: var(--sp-5); }
}

@media (min-width: 640px) and (max-width: 960px) {
    .product-suite { grid-template-columns: repeat(2, 1fr); }
}

/* --------------------------------------------------------------------------
   14. Solution / Capabilities
   -------------------------------------------------------------------------- */
.caps-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-6);
    align-items: start;
}

.caps-featured {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-8);
    grid-row: span 2;
    border-top: 2px solid oklch(0.69 0.13 75 / 0.55);
}

.caps-secondary {
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
}

.cap-item {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-6);
    transition: border-color var(--transition-base);
}

.cap-item:hover { border-color: var(--navy-surface); }

.cap-item-header {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    margin-bottom: var(--sp-3);
}

.cap-item-icon,
.card-icon {
    width: 36px; height: 36px;
    border-radius: var(--radius-md);
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cap-item-title,
.card-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--sp-3);
}

.cap-item-title { font-size: var(--text-base); margin-bottom: 0; }

.card-body,
.cap-item-body {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 65ch;
}

.card-list {
    margin-top: var(--sp-5);
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.card-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.card-list li::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
    margin-top: 7px;
    opacity: 0.7;
}

/* Icon color variants */
.card-icon--amber  { background: var(--accent-dim); }
.card-icon--green  { background: oklch(0.70 0.15 162 / 0.1); }
.card-icon--cyan   { background: oklch(0.72 0.13 210 / 0.1); }
.card-icon--blue   { background: oklch(0.68 0.14 240 / 0.1); }
.card-icon--purple { background: var(--product-ros-dim); }

@media (max-width: 900px) {
    .caps-layout { grid-template-columns: 1fr; }
    .caps-featured { grid-row: auto; }
}

/* --------------------------------------------------------------------------
   15. How It Works — Steps
   -------------------------------------------------------------------------- */
.steps-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    counter-reset: steps;
    max-width: 760px;
    margin-inline: auto;
}

.step {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: var(--sp-6);
    align-items: start;
    padding-bottom: var(--sp-8);
    position: relative;
}

.step:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 48px;
    width: 1px;
    bottom: 0;
    background: linear-gradient(to bottom, var(--navy-border), transparent);
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: var(--accent);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.step-content {}

.step-title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--sp-3);
}

.step-body {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 60ch;
}

.step-systems {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
    margin-top: var(--sp-4);
}

/* --------------------------------------------------------------------------
   16. Use Case Grid
   -------------------------------------------------------------------------- */
.use-case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-5);
}

.use-case-card {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-6);
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    text-decoration: none;
    transition: border-color var(--transition-base), transform var(--transition-base),
                box-shadow var(--transition-base);
    cursor: pointer;
}

.use-case-card:hover {
    border-color: var(--navy-surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.use-case-card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--navy-mid);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.use-case-card-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: var(--leading-snug);
}

.use-case-card-body {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    flex: 1;
}

.use-case-card-link {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--accent);
    transition: gap var(--transition-fast);
}

.use-case-card:hover .use-case-card-link { gap: var(--sp-3); }

@media (max-width: 960px) {
    .use-case-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .use-case-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   17. Why NexLedger — Differentiators
   -------------------------------------------------------------------------- */
.differentiator-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-6);
}

.differentiator-item {
    padding: var(--sp-6) 0;
    border-top: 1px solid var(--navy-border);
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.differentiator-item:hover {
    border-top-color: var(--accent);
}

.differentiator-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--accent-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent);
}

.differentiator-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.differentiator-body {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 40ch;
}

@media (max-width: 960px) {
    .differentiator-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .differentiator-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   18. Buyer Personas
   -------------------------------------------------------------------------- */
.persona-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-5);
}

.persona-card {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-6);
    transition: border-color var(--transition-base), transform var(--transition-base);
}

.persona-card:hover {
    border-color: var(--navy-surface);
    transform: translateY(-2px);
}

.persona-role {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--sp-3);
}

.persona-value {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

@media (max-width: 960px) {
    .persona-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .persona-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   19. Proof Narrative
   -------------------------------------------------------------------------- */
.proof-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-6);
}

.proof-card {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-8);
    transition: border-color var(--transition-base);
}

.proof-card:hover {
    border-color: var(--navy-surface);
}

.proof-card-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--sp-4);
}

.proof-card-body {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

@media (max-width: 768px) {
    .proof-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   20. CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
    background: var(--navy-base);
    border-top: 1px solid var(--navy-border);
    padding-block: clamp(var(--sp-20), 10vw, var(--sp-32));
    position: relative;
    overflow: hidden;
}

.cta-section::before { display: none; }

.cta-inner {
    max-width: 720px;
    margin-inline: auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-3xl), 4.5vw, 3.25rem);
    font-weight: var(--weight-extrabold);
    line-height: var(--leading-tight);
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: var(--sp-6);
    text-wrap: balance;
}

.cta-body {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--sp-10);
    max-width: 60ch;
    margin-inline: auto;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-4);
    flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   21. Page Hero (inner pages)
   -------------------------------------------------------------------------- */
.page-hero {
    background: var(--navy-deep);
    padding-top: calc(var(--header-height) + var(--sp-16));
    padding-bottom: var(--sp-16);
    border-bottom: 1px solid var(--navy-border);
    position: relative;
    overflow: hidden;
}

.page-hero::before { display: none; }

.page-hero-inner {
    max-width: var(--container-md);
    margin-inline: auto;
    position: relative;
    z-index: 1;
}

.page-hero-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    letter-spacing: 0.10em;
    color: var(--accent);
    margin-bottom: var(--sp-5);
}

.page-hero-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-4xl), 5vw, 3.5rem);
    font-weight: var(--weight-extrabold);
    line-height: var(--leading-tight);
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: var(--sp-6);
    text-wrap: balance;
    max-width: 820px;
}

.page-hero-body {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 700px;
}

/* --------------------------------------------------------------------------
   22. Platform / Module Sections
   -------------------------------------------------------------------------- */
.module-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: start;
}

.module-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    letter-spacing: 0.10em;
    color: var(--accent);
    margin-bottom: var(--sp-4);
}

.module-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-2xl), 3vw, 2.25rem);
    font-weight: var(--weight-extrabold);
    color: var(--text-primary);
    letter-spacing: -0.025em;
    margin-bottom: var(--sp-5);
    text-wrap: balance;
}

.module-body {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--sp-5);
    max-width: 65ch;
}

.module-features {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    margin-top: var(--sp-6);
}

.module-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.feature-check {
    width: 18px;
    height: 18px;
    border-radius: var(--radius-sm);
    background: oklch(0.70 0.15 162 / 0.12);
    border: 1px solid oklch(0.70 0.15 162 / 0.25);
    flex-shrink: 0;
    position: relative;
    margin-top: 2px;
}

.feature-check::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 5px;
    width: 9px;
    height: 5px;
    border-left: 1.5px solid var(--status-success);
    border-bottom: 1.5px solid var(--status-success);
    transform: rotate(-45deg) translateY(-1px);
}

.module-visual {
    background: var(--surface-off);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--sp-8);
    box-shadow: var(--shadow-card);
}

.module-visual--dark {
    background: var(--navy-card);
    border-color: var(--navy-border);
    box-shadow: var(--shadow-dark);
}

@media (max-width: 900px) {
    .module-grid { grid-template-columns: 1fr; gap: var(--sp-10); }
}

/* --------------------------------------------------------------------------
   23. Cards
   -------------------------------------------------------------------------- */
.cards-grid {
    display: grid;
    gap: var(--sp-6);
}

.cards-grid--2 { grid-template-columns: repeat(2, 1fr); }
.cards-grid--3 { grid-template-columns: repeat(3, 1fr); }
.cards-grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-xl);
    padding: var(--sp-8);
    transition: border-color var(--transition-base), transform var(--transition-base),
                box-shadow var(--transition-base);
}

.card:hover {
    border-color: var(--navy-surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .cards-grid--2,
    .cards-grid--3,
    .cards-grid--4 { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   24. Domain sections (use-cases.php)
   -------------------------------------------------------------------------- */
.role-section {}

.role-header {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-5);
    margin-bottom: var(--sp-8);
}

.role-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.5rem;
}

.role-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-2xl), 3vw, 2rem);
    font-weight: var(--weight-extrabold);
    color: var(--text-primary);
    letter-spacing: -0.025em;
    margin-bottom: var(--sp-2);
}

.role-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-weight: var(--weight-medium);
}

.role-points-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-6);
}

.role-point {}

.role-point-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--sp-3);
}

.role-point-body {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

@media (max-width: 768px) {
    .role-points-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   25. Footer
   -------------------------------------------------------------------------- */
.site-footer {
    background: var(--navy-base);
    border-top: 1px solid var(--navy-border);
    padding-block: var(--sp-16) var(--sp-10);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--sp-12);
    padding-bottom: var(--sp-12);
    border-bottom: 1px solid var(--navy-border);
}

.footer-brand {}

.footer-tagline {
    font-size: var(--text-sm);
    color: var(--text-muted);
    line-height: var(--leading-relaxed);
    margin-top: var(--sp-4);
    max-width: 360px;
}

.footer-nav {}

.footer-nav__heading {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: var(--sp-5);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.footer-nav a {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-nav a:hover { color: var(--text-primary); }

.footer-bottom {
    padding-top: var(--sp-8);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--sp-4);
}

.footer-copy {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.footer-legal {
    font-size: var(--text-xs);
    color: var(--text-faint);
}

.footer-product-tag {
    margin-left: var(--sp-3);
    padding: 2px var(--sp-2);
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

@media (max-width: 900px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* --------------------------------------------------------------------------
   26. Divider
   -------------------------------------------------------------------------- */
.divider {
    border: none;
    border-top: 1px solid var(--navy-border);
}

/* --------------------------------------------------------------------------
   27. Inline link style
   -------------------------------------------------------------------------- */
.link-underline {
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: oklch(1 0 0 / 0.18);
    transition: text-decoration-color var(--transition-fast), color var(--transition-fast);
}

.link-underline:hover {
    color: var(--text-primary);
    text-decoration-color: var(--accent);
}

/* --------------------------------------------------------------------------
   28. Custom Cursor Ring
   -------------------------------------------------------------------------- */
.cursor-ring {
    position: fixed;
    pointer-events: none;
    z-index: var(--z-cursor);
    width: 32px;
    height: 32px;
    border: 1.5px solid oklch(0.69 0.13 75 / 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s, transform 0.15s, width 0.2s, height 0.2s;
    opacity: 0;
    will-change: transform;
}

@media (pointer: fine) {
    body:hover .cursor-ring { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
    .cursor-ring { display: none; }
}

/* --------------------------------------------------------------------------
   29. Motion — Scroll Reveal
   -------------------------------------------------------------------------- */
[data-reveal] {
    opacity: 1;
    transform: none;
}

.js-loaded [data-reveal],
.reveal-ready [data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: calc(var(--reveal-i, 0) * 80ms);
}

.js-loaded [data-reveal].is-visible,
.reveal-ready [data-reveal].is-visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .js-loaded [data-reveal],
    .reveal-ready [data-reveal] {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

/* --------------------------------------------------------------------------
   30. Magnetic button (data-magnetic)
   -------------------------------------------------------------------------- */
[data-magnetic] {
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow var(--transition-fast);
    will-change: transform;
}

/* --------------------------------------------------------------------------
   31. Utilities
   -------------------------------------------------------------------------- */
.text-center { text-align: center; }
.mt-8  { margin-top: var(--sp-8); }
.mt-12 { margin-top: var(--sp-12); }
.mt-16 { margin-top: var(--sp-16); }

/* Pre code blocks */
pre {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-secondary);
    line-height: 1.7;
    overflow-x: auto;
    white-space: pre-wrap;
}

/* --------------------------------------------------------------------------
   32. Audience Cards
   -------------------------------------------------------------------------- */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-4);
    margin-top: var(--sp-12);
}

@media (max-width: 767px) {
    .audience-grid { grid-template-columns: 1fr; }
}

.audience-card {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    padding: var(--sp-8) var(--sp-7);
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: 12px;
    color: inherit;
    text-decoration: none;
    transition: border-color 200ms ease, background 200ms ease, transform 200ms ease;
}

.audience-card:hover {
    border-color: var(--accent);
    background: var(--navy-hover);
    transform: translateY(-2px);
}

.audience-card-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.10em;
    text-transform: uppercase;
    color: var(--accent);
}

.audience-card-headline {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
    margin: 0;
}

.audience-card-body {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
}

.audience-card-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.02em;
    margin-top: auto;
}

/* --------------------------------------------------------------------------
   33. Education CTA Block
   -------------------------------------------------------------------------- */
.education-cta-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-12);
    align-items: start;
    padding: var(--sp-10) var(--sp-10);
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: 16px;
}

@media (max-width: 900px) {
    .education-cta-block { grid-template-columns: 1fr; }
}

.education-cta-content .section-title {
    margin-bottom: var(--sp-4);
}

.education-cta-actions {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
}

.education-cta-pillars {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-3);
}

.education-pillar {
    padding: var(--sp-4);
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
}

.education-pillar-label {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-primary);
}

.education-pillar-note {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   34. Page Hero Variants
   -------------------------------------------------------------------------- */
.hero--page .hero-inner {
    padding-top: var(--sp-20);
    padding-bottom: var(--sp-16);
}

.hero--slim .hero-inner {
    padding-top: var(--sp-14);
    padding-bottom: var(--sp-10);
}

.hero-inner--center {
    justify-content: center;
    text-align: center;
}

.hero-content--center {
    max-width: 720px;
    margin: 0 auto;
}

.hero-actions--center {
    justify-content: center;
}

/* --------------------------------------------------------------------------
   35. Pain Cards
   -------------------------------------------------------------------------- */
.pain-card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-4);
    margin-top: var(--sp-10);
}

@media (max-width: 640px) {
    .pain-card-grid { grid-template-columns: 1fr; }
}

.pain-card {
    padding: var(--sp-6);
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.pain-card-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    opacity: 0.8;
}

.pain-card-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.pain-card-body {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   36. Value Cards
   -------------------------------------------------------------------------- */
.value-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-4);
    margin-top: var(--sp-12);
}

@media (max-width: 900px) {
    .value-card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 580px) {
    .value-card-grid { grid-template-columns: 1fr; }
}

.value-card {
    padding: var(--sp-7) var(--sp-6);
    background: var(--surface-white);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.section--card .value-card,
.section--off .value-card {
    background: var(--surface-white);
    color: var(--text-dark);
}

.section--dark .value-card,
.section--navy .value-card {
    background: var(--navy-card);
    border-color: var(--navy-border);
}

.value-card-number {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--accent);
}

.value-card-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-dark-mid);
    margin: 0;
}

.section--dark .value-card-title,
.section--navy .value-card-title {
    color: var(--text-primary);
}

.value-card-body {
    font-size: 0.875rem;
    color: var(--text-dark-body);
    line-height: 1.6;
}

.section--dark .value-card-body,
.section--navy .value-card-body {
    color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   37. Differentiator Callout
   -------------------------------------------------------------------------- */
.differentiator-callout {
    max-width: 780px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--sp-6);
}

.differentiator-quote {
    margin: 0;
    padding: 0;
    border: none;
}

.differentiator-quote p {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    font-weight: 700;
    color: var(--accent);
    line-height: 1.25;
    margin: 0;
}

.differentiator-context {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   38. Callout Block
   -------------------------------------------------------------------------- */
.callout-block {
    margin-top: var(--sp-8);
    padding: var(--sp-7) var(--sp-8);
    background: oklch(0.74 0.155 75 / 0.07);
    border: 1px solid oklch(0.74 0.155 75 / 0.25);
    border-radius: var(--radius-lg);
}

.callout-text {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
    margin: 0;
}

/* --------------------------------------------------------------------------
   39. Maturity Grid
   -------------------------------------------------------------------------- */
.maturity-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--sp-3);
    margin-top: var(--sp-12);
}

@media (max-width: 1024px) {
    .maturity-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
    .maturity-grid { grid-template-columns: 1fr 1fr; }
}

.maturity-card {
    padding: var(--sp-6);
    border-radius: 10px;
    border: 1px solid var(--border-light);
    background: var(--surface-white);
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.maturity-card--1 { border-top: 3px solid var(--text-dark-muted); }
.maturity-card--2 { border-top: 3px solid var(--status-info); }
.maturity-card--3 { border-top: 3px solid var(--product-rca); }
.maturity-card--4 { border-top: 3px solid var(--accent); }
.maturity-card--5 { border-top: 3px solid var(--product-ros); }

.maturity-card-level {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dark-muted);
}

.maturity-card-title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-dark-mid);
    margin: 0;
}

.maturity-card-signals {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
}

.maturity-card-signals li {
    font-size: 0.78rem;
    color: var(--text-dark-body);
    padding-left: 1em;
    position: relative;
    line-height: 1.4;
}

.maturity-card-signals li::before {
    content: '–';
    position: absolute;
    left: 0;
    color: var(--text-dark-muted);
}

/* --------------------------------------------------------------------------
   40. Pillar Cards (Learn page)
   -------------------------------------------------------------------------- */
.pillar-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-4);
    margin-top: var(--sp-12);
}

@media (max-width: 900px) {
    .pillar-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 580px) {
    .pillar-grid { grid-template-columns: 1fr; }
}

.pillar-card {
    padding: var(--sp-7) var(--sp-6);
    background: var(--surface-white);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.pillar-card-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-dark-mid);
    margin: 0;
}

.pillar-card-body {
    font-size: 0.875rem;
    color: var(--text-dark-body);
    line-height: 1.6;
}

.pillar-card-articles {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
}

.pillar-card-articles li {
    font-size: 0.78rem;
    color: var(--text-dark-muted);
    padding-left: 1em;
    position: relative;
    line-height: 1.4;
}

.pillar-card-articles li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 0.7rem;
}

/* --------------------------------------------------------------------------
   41. Flagship Content Block (Learn page)
   -------------------------------------------------------------------------- */
.flagship-content-block {
    max-width: 760px;
    margin: 0 auto;
}

.playbook-chapters {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
}

.playbook-chapter {
    display: flex;
    gap: var(--sp-4);
    align-items: baseline;
    padding: var(--sp-3) 0;
    border-bottom: 1px solid var(--navy-border);
}

.playbook-chapter-num {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent);
    min-width: 2rem;
}

.playbook-chapter-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* --------------------------------------------------------------------------
   42. Assessment Form
   -------------------------------------------------------------------------- */
.assessment-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--sp-12);
    align-items: start;
}

@media (max-width: 900px) {
    .assessment-layout { grid-template-columns: 1fr; }
}

.assessment-context-title {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    font-weight: 700;
    color: var(--text-dark-mid);
    margin: 0 0 var(--sp-6);
}

.assessment-dimensions {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
}

.assessment-dimension {
    display: flex;
    gap: var(--sp-4);
    align-items: flex-start;
    padding: var(--sp-4);
    background: var(--surface-off);
    border: 1px solid var(--border-light);
    border-radius: 8px;
}

.assessment-dimension-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.assessment-dimension-name {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--text-dark-mid);
    margin-bottom: 2px;
}

.assessment-dimension-desc {
    font-size: 0.8rem;
    color: var(--text-dark-muted);
    line-height: 1.4;
}

.assessment-form-wrap {
    background: var(--surface-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: var(--sp-8);
}

.assessment-form {
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4);
}

@media (max-width: 580px) {
    .form-row { grid-template-columns: 1fr; }
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.form-field--full {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-dark-mid);
    letter-spacing: 0.01em;
}

.form-required {
    color: var(--status-error);
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--surface-off);
    border: 1px solid var(--border-mid);
    border-radius: 7px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--text-dark);
    transition: border-color 150ms ease, box-shadow 150ms ease;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-textarea {
    resize: vertical;
    min-height: 90px;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%2364748b' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
}

.btn--full {
    width: 100%;
    justify-content: center;
}

.form-privacy-note {
    font-size: 0.75rem;
    color: var(--text-dark-muted);
    text-align: center;
    line-height: 1.5;
}

.form-privacy-note a {
    color: var(--text-dark-muted);
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   43. Trust Grid
   -------------------------------------------------------------------------- */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-6);
    margin-top: var(--sp-8);
}

@media (max-width: 640px) {
    .trust-grid { grid-template-columns: 1fr; }
}

.trust-item {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    padding: var(--sp-6);
    background: var(--navy-card);
    border: 1px solid var(--navy-border);
    border-radius: 10px;
}

.trust-item-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
}

.trust-item-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.trust-item-body {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Form feedback messages */
.form-msg {
    padding: var(--sp-4) var(--sp-5);
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.5;
    margin-top: var(--sp-2);
}
.form-msg--success {
    background: oklch(0.70 0.15 162 / 0.12);
    color: var(--status-success);
    border: 1px solid oklch(0.70 0.15 162 / 0.30);
}
.form-msg--error {
    background: oklch(0.65 0.20 25 / 0.10);
    color: var(--status-error);
    border: 1px solid oklch(0.65 0.20 25 / 0.30);
}

/* --------------------------------------------------------------------------
   44. Contact page
   -------------------------------------------------------------------------- */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: var(--sp-12);
    align-items: start;
}

@media (max-width: 860px) {
    .contact-layout { grid-template-columns: 1fr; }
}

.contact-info-title {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2.5vw, 1.6rem);
    font-weight: 700;
    color: var(--text-dark-mid);
    margin: 0 0 var(--sp-4);
}

.contact-info-body {
    font-size: 0.9rem;
    color: var(--text-dark-body);
    line-height: 1.7;
    margin-bottom: var(--sp-6);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    margin-bottom: var(--sp-6);
}

.contact-detail {
    display: flex;
    gap: var(--sp-4);
    align-items: flex-start;
}

.contact-detail-icon {
    font-size: 1.1rem;
    width: 28px;
    flex-shrink: 0;
    color: var(--accent);
    margin-top: 2px;
}

.contact-detail-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-dark-muted);
    margin-bottom: 2px;
}

.contact-detail-value {
    font-size: 0.9rem;
    color: var(--text-dark-body);
    line-height: 1.5;
}

.form-card {
    background: var(--surface-white);
    border: 1px solid var(--border-light);
    border-radius: 14px;
    padding: var(--sp-8);
    box-shadow: 0 2px 16px rgb(0 0 0 / 0.05);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.form-label .required,
.form-label span.required {
    color: var(--status-error);
    margin-left: 2px;
}

.form-textarea {
    resize: vertical;
    min-height: 110px;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%2364748b' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.form-submit {
    width: 100%;
    justify-content: center;
    margin-top: var(--sp-2);
}

.form-disclaimer {
    font-size: 0.75rem;
    color: var(--text-dark-muted);
    line-height: 1.5;
    margin-top: var(--sp-4);
    text-align: center;
}

.form-success {
    padding: var(--sp-8);
    background: oklch(0.70 0.15 162 / 0.08);
    border: 1px solid oklch(0.70 0.15 162 / 0.25);
    border-radius: 12px;
    text-align: center;
}

.form-success h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--status-success);
    margin-bottom: var(--sp-3);
}

.form-success p {
    font-size: 0.9rem;
    color: var(--text-dark-body);
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   45. Nav dropdown wide variant
   -------------------------------------------------------------------------- */
.nav-dropdown--wide {
    min-width: 440px;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

@media (max-width: 640px) {
    .nav-dropdown--wide {
        grid-template-columns: 1fr;
        min-width: 280px;
    }
}

/* --------------------------------------------------------------------------
   46. EnterpriseOS Playbook Section
   -------------------------------------------------------------------------- */

/* Section */
.playbook-os-section {
    background: var(--navy-deep);
    position: relative;
    overflow: hidden;
}

.playbook-os-section::before,
.playbook-os-section::after { display: none; }

/* Two-column grid */
.playbook-os-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: start;
    position: relative;
    z-index: 1;
}

@media (max-width: 960px) {
    .playbook-os-inner {
        grid-template-columns: 1fr;
        gap: var(--sp-10);
    }
}

/* ── Left column: Content ──────────────────────────────────────────────── */

.playbook-os-content {
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
}

.playbook-os-headline {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.75rem);
    font-weight: 800;
    line-height: var(--leading-tight);
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin: 0;
}

.playbook-os-subheadline {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: var(--leading-normal);
    margin: 0;
}

.playbook-os-body {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: var(--leading-relaxed);
    margin: 0;
}

/* Bullet list */
.playbook-os-bullets {
    list-style: none;
    padding: var(--sp-5) 0 0;
    margin: 0;
    border-top: 1px solid var(--navy-border);
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.playbook-os-bullets li {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.playbook-os-bullets li::before {
    content: '';
    display: block;
    flex-shrink: 0;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    margin-top: 0.5em;
}

/* CTA actions */
.playbook-os-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    align-items: center;
    padding-top: var(--sp-2);
}

/* ── Right column: Preview card ────────────────────────────────────────── */

.playbook-preview-card {
    background: var(--surface-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    box-shadow:
        0 24px 64px oklch(0 0 0 / 0.55),
        0 4px 16px oklch(0 0 0 / 0.28);
    overflow: hidden;
}

/* Dark card header */
.playbook-preview-head {
    padding: var(--sp-6);
    background: var(--navy-mid);
    border-bottom: 1px solid var(--navy-border);
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.playbook-preview-eyebrow {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0;
}

.playbook-preview-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: var(--leading-snug);
    margin: 0;
}

.playbook-preview-badge {
    display: inline-block;
    background: oklch(1 0 0 / 0.07);
    border: 1px solid oklch(1 0 0 / 0.13);
    border-radius: var(--radius-full);
    padding: var(--sp-1) var(--sp-3);
    font-size: 0.68rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-top: var(--sp-1);
}

/* White card body */
.playbook-preview-body {
    padding: var(--sp-5) var(--sp-6);
    background: var(--surface-white);
}

.playbook-preview-body-title {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dark-muted);
    margin: 0 0 var(--sp-4);
}

/* Chapter list (overrides section-level .playbook-chapter-list) */
.playbook-preview-body .playbook-chapter-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.playbook-chapter-item {
    display: flex;
    gap: var(--sp-3);
    align-items: baseline;
    padding: var(--sp-3) 0;
    border-bottom: 1px solid var(--border-light);
}

.playbook-chapter-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.playbook-chapter-item-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--accent);
    opacity: 0.75;
    min-width: 1.6rem;
    flex-shrink: 0;
    line-height: 1;
}

.playbook-chapter-item-text {
    font-size: 0.82rem;
    color: var(--text-dark-body);
    line-height: 1.45;
}

/* Maturity strip */
.playbook-maturity-strip {
    padding: var(--sp-4) var(--sp-6) var(--sp-5);
    background: var(--surface-off);
    border-top: 1px solid var(--border-light);
}

.playbook-maturity-strip-label {
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dark-muted);
    margin: 0 0 var(--sp-3);
}

.playbook-maturity-stages {
    display: flex;
    align-items: flex-start;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.playbook-maturity-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-1);
    flex: 1;
    min-width: 44px;
}

.playbook-maturity-dot {
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.playbook-maturity-connector {
    flex: 1;
    height: 1px;
    background: var(--border-mid);
    align-self: flex-start;
    margin-top: 3.5px; /* vertically center against 8px dot */
    min-width: 6px;
}

.playbook-maturity-stage-label {
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-align: center;
    white-space: nowrap;
    line-height: 1;
}

/* Maturity level color coding */
.playbook-maturity-stage--1 .playbook-maturity-dot        { background: var(--text-dark-muted); }
.playbook-maturity-stage--1 .playbook-maturity-stage-label { color: var(--text-dark-muted); }

.playbook-maturity-stage--2 .playbook-maturity-dot        { background: var(--status-info); }
.playbook-maturity-stage--2 .playbook-maturity-stage-label { color: var(--status-info); }

.playbook-maturity-stage--3 .playbook-maturity-dot        { background: var(--product-rca); }
.playbook-maturity-stage--3 .playbook-maturity-stage-label { color: var(--product-rca); }

.playbook-maturity-stage--4 .playbook-maturity-dot        { background: var(--accent); }
.playbook-maturity-stage--4 .playbook-maturity-stage-label { color: var(--accent); }

.playbook-maturity-stage--5 .playbook-maturity-dot        { background: var(--product-ros); }
.playbook-maturity-stage--5 .playbook-maturity-stage-label { color: var(--product-ros); }

/* --------------------------------------------------------------------------
   45. Process Loop — statusneo-style stage visualization.
   Reuses the hero-carousel engine (hero-carousel.js targets [data-hero-carousel],
   [data-process-loop] roots identically) and its .hero-tab/.hero-slide markup,
   restyled here as a numbered circular stepper instead of a hero text tab row.
   -------------------------------------------------------------------------- */
.process-loop { position: relative; }

.process-loop .hero-tabs {
    position: relative;
    overflow: visible;
    margin-bottom: var(--sp-12);
}

/* Connecting line spans from the first stage circle's center to the last.
   --loop-count is set inline per instance (style="--loop-count: 5") so the
   inset works for any stage count without per-page CSS. */
.process-loop .hero-tabs::before {
    content: '';
    position: absolute;
    top: calc(var(--loop-stage-size) / 2);
    left: calc(100% / var(--loop-count, 5) / 2);
    right: calc(100% / var(--loop-count, 5) / 2);
    height: 2px;
    background: var(--loop-connector-color);
    z-index: 0;
}

.process-loop .hero-tab {
    position: relative;
    z-index: 1;
    flex: 1;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-3);
    padding: 0 var(--sp-2) var(--sp-3);
}

.process-loop .hero-tab-index {
    position: relative;
    z-index: 1;
    width: var(--loop-stage-size);
    height: var(--loop-stage-size);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--navy-border);
    background: var(--navy-card);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: var(--text-muted);
    opacity: 1;
    transition: border-color var(--transition-base), color var(--transition-base),
                background var(--transition-base);
}

.process-loop .hero-tab[aria-selected="true"] .hero-tab-index {
    border-color: var(--loop-connector-active);
    color: var(--accent);
    background: var(--accent-dim);
}

.process-loop .hero-tab-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
    text-align: center;
    transition: color var(--transition-base);
}

.process-loop .hero-tab[aria-selected="true"] .hero-tab-label { color: var(--text-primary); }

@media (max-width: 900px) {
    .process-loop .hero-tabs { flex-direction: column; align-items: stretch; order: 0; width: auto; }
    .process-loop .hero-tabs::before { display: none; }
    .process-loop .hero-tab { flex-direction: row; padding: var(--sp-3) 0; }
}

/* Compact instance (single-column slide content, no side visual) */
.process-loop--compact .hero-slide { grid-template-columns: 1fr; text-align: center; }
.process-loop--compact .hero-slide-content { max-width: 480px; margin-inline: auto; }

/* --------------------------------------------------------------------------
   46. Promise — contrastive ("X, not Y") statement grid
   -------------------------------------------------------------------------- */
.promise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-10) var(--sp-12);
}

.promise-item { display: flex; flex-direction: column; gap: var(--sp-2); }

.promise-contrast {
    font-family: var(--font-display);
    font-size: clamp(var(--text-xl), 2.4vw, var(--text-2xl));
    font-weight: var(--weight-bold);
    line-height: var(--leading-snug);
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

.promise-contrast .is-muted { color: var(--text-muted); font-weight: var(--weight-medium); }
.promise-contrast .is-accent { color: var(--accent); }

.section--light .promise-contrast { color: var(--text-dark); }
.section--light .promise-contrast .is-muted { color: var(--text-dark-muted); }

@media (max-width: 768px) {
    .promise-grid { grid-template-columns: 1fr; gap: var(--sp-8); }
}

/* --------------------------------------------------------------------------
   47. Partner Strip — real integration systems, wordmark treatment
   (no logo image assets exist in the repo, so text wordmarks are used
   rather than fabricated logo graphics)
   -------------------------------------------------------------------------- */
.partner-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--sp-10) var(--sp-12);
}

.partner-strip-item {
    font-family: var(--font-display-condensed);
    font-size: var(--text-lg);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.01em;
    color: var(--text-secondary);
    opacity: var(--partner-logo-opacity);
    transition: opacity var(--transition-base), color var(--transition-base);
}

.partner-strip-item:hover,
.partner-strip-item:focus-visible {
    opacity: var(--partner-logo-opacity-hover);
    color: var(--text-primary);
}

.section--light .partner-strip-item { color: var(--text-dark-mid); }
.section--light .partner-strip-item:hover,
.section--light .partner-strip-item:focus-visible { color: var(--text-dark); }

/* --------------------------------------------------------------------------
   48. Stat Strip — counts only real, verifiable numbers from NexLedger's
   own copy (no fabricated business metrics)
   -------------------------------------------------------------------------- */
.stat-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--sp-8);
    text-align: center;
}

.stat-item { display: flex; flex-direction: column; gap: var(--sp-2); }

.stat-number {
    font-family: var(--font-display);
    font-size: var(--stat-number-size);
    font-weight: var(--weight-extrabold);
    color: var(--accent);
    line-height: 1;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: var(--weight-semibold);
}

.section--light .stat-label { color: var(--text-dark-muted); }

@media (prefers-reduced-motion: reduce) {
    .process-loop .hero-tab-index,
    .process-loop .hero-tab-label,
    .partner-strip-item { transition: none; }
}

/* --------------------------------------------------------------------------
   49. Homepage 3D control-plane redesign
   -------------------------------------------------------------------------- */
body.index-page {
    background:
        radial-gradient(circle at 70% 10%, oklch(0.27 0.05 260 / 0.42), transparent 34rem),
        radial-gradient(circle at 8% 40%, oklch(0.31 0.08 78 / 0.22), transparent 28rem),
        oklch(0.075 0.012 255);
}

.nl-home {
    --nl-bg: oklch(0.075 0.012 255);
    --nl-bg-2: oklch(0.105 0.014 250);
    --nl-bg-3: oklch(0.135 0.017 246);
    --nl-panel: oklch(0.155 0.018 250 / 0.86);
    --nl-panel-strong: oklch(0.185 0.022 248 / 0.94);
    --nl-border: oklch(0.42 0.028 242 / 0.42);
    --nl-border-strong: oklch(0.62 0.052 218 / 0.48);
    --nl-ink: oklch(0.965 0.004 250);
    --nl-body: oklch(0.76 0.018 245);
    --nl-muted: oklch(0.61 0.018 245);
    --nl-faint: oklch(0.49 0.018 245);
    --nl-evidence: oklch(0.74 0.155 75);
    --nl-cyan: oklch(0.76 0.13 205);
    --nl-teal: oklch(0.72 0.12 168);
    --nl-violet: oklch(0.70 0.12 292);
    --nl-danger: oklch(0.66 0.19 25);
    --nl-radius: 8px;
    --nl-radius-lg: 12px;
    --nl-shadow: 0 30px 90px oklch(0 0 0 / 0.44), 0 0 0 1px oklch(1 0 0 / 0.03);
    color: var(--nl-ink);
    background: var(--nl-bg);
    overflow: hidden;
}

.nl-home svg {
    width: 1em;
    height: 1em;
    flex: 0 0 auto;
}

.nl-btn svg {
    width: 1rem;
    height: 1rem;
}

.nl-hero {
    position: relative;
    min-height: auto;
    padding-block: calc(var(--header-height) + clamp(2.6rem, 4.6vw, 4.7rem)) clamp(1.4rem, 3vw, 2.4rem);
    display: flex;
    align-items: center;
    isolation: isolate;
}

.nl-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        linear-gradient(90deg, oklch(1 0 0 / 0.045) 1px, transparent 1px),
        linear-gradient(0deg, oklch(1 0 0 / 0.035) 1px, transparent 1px);
    background-size: 54px 54px;
    mask-image: linear-gradient(to bottom, transparent, black 16%, black 72%, transparent);
}

.nl-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(circle at 78% 25%, oklch(0.74 0.155 75 / 0.16), transparent 23rem),
        radial-gradient(circle at 60% 55%, oklch(0.76 0.13 205 / 0.16), transparent 26rem),
        linear-gradient(180deg, oklch(0.08 0.012 255 / 0), var(--nl-bg) 92%);
}

.nl-hero-grid {
    display: grid;
    grid-template-columns: minmax(610px, 1.06fr) minmax(470px, 0.94fr);
    gap: clamp(1.8rem, 3.5vw, 3.5rem);
    align-items: start;
    max-width: min(1440px, calc(100% - 2rem));
}

.nl-hero-copy {
    max-width: 670px;
}

.nl-hero-kicker,
.nl-cta-kicker {
    margin: 0 0 1.35rem;
    color: var(--nl-evidence);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.nl-hero-title {
    margin: 0;
    color: var(--nl-ink);
    font-family: var(--font-display);
    font-size: clamp(2.85rem, 4.58vw, 4.35rem);
    line-height: 0.98;
    letter-spacing: -0.035em;
    text-wrap: balance;
}

.nl-hero-subtitle {
    max-width: 64ch;
    margin: 1.15rem 0 0;
    color: var(--nl-body);
    font-size: clamp(1.02rem, 1.32vw, 1.18rem);
    line-height: 1.62;
    text-wrap: pretty;
}

.nl-hero-actions,
.nl-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    align-items: center;
    margin-top: 1.55rem;
}

.nl-hero-proof {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    margin: clamp(1.25rem, 2.2vw, 1.75rem) 0 0;
    padding: 1px;
    border-radius: var(--nl-radius);
    background: linear-gradient(135deg, oklch(1 0 0 / 0.18), oklch(1 0 0 / 0.04));
    overflow: hidden;
}

.nl-hero-proof div {
    min-width: 0;
    padding: 1rem;
    background: oklch(0.12 0.018 250 / 0.84);
}

.nl-hero-proof dt {
    color: var(--nl-ink);
    font-size: 0.92rem;
    font-weight: 800;
}

.nl-hero-proof dd {
    margin: 0.24rem 0 0;
    color: var(--nl-muted);
    font-size: 0.82rem;
    line-height: 1.45;
}

.nl-hero-visual {
    min-width: 0;
}

.nl-graph-shell {
    position: relative;
    min-height: clamp(440px, 34vw, 520px);
    border: 1px solid var(--nl-border);
    border-radius: var(--nl-radius-lg);
    background:
        linear-gradient(145deg, oklch(0.18 0.023 248 / 0.84), oklch(0.095 0.014 255 / 0.92)),
        radial-gradient(circle at 48% 42%, oklch(0.76 0.13 205 / 0.16), transparent 21rem);
    box-shadow: var(--nl-shadow);
    overflow: hidden;
}

.nl-graph-shell::before {
    content: '';
    position: absolute;
    inset: 1px;
    border-radius: calc(var(--nl-radius-lg) - 1px);
    border: 1px solid oklch(1 0 0 / 0.045);
    pointer-events: none;
    z-index: 4;
}

.nl-graph-canvas,
.nl-graph-grid {
    position: absolute;
    inset: 0;
}

.nl-graph-canvas {
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.nl-graph-shell.is-webgl-ready .nl-graph-canvas {
    opacity: 1;
}

.nl-graph-grid {
    background:
        linear-gradient(90deg, oklch(1 0 0 / 0.04) 1px, transparent 1px),
        linear-gradient(0deg, oklch(1 0 0 / 0.035) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: radial-gradient(circle at 50% 44%, black, transparent 72%);
    pointer-events: none;
}

.nl-system-chain {
    position: absolute;
    left: clamp(1rem, 3vw, 2rem);
    right: clamp(1rem, 3vw, 2rem);
    top: 10%;
    height: 44%;
    z-index: 3;
}

.nl-system-chain li {
    --x: calc(var(--i) * 14.285%);
    position: absolute;
    left: var(--x);
    top: calc(18% + var(--row) * 44%);
    display: inline-flex;
    align-items: center;
    gap: 0.48rem;
    min-height: 2.25rem;
    padding: 0.52rem 0.66rem;
    border: 1px solid oklch(1 0 0 / 0.14);
    border-radius: 999px;
    color: var(--nl-ink);
    background: oklch(0.105 0.018 250 / 0.76);
    box-shadow: 0 12px 32px oklch(0 0 0 / 0.28);
    font-size: clamp(0.68rem, 1vw, 0.82rem);
    font-weight: 700;
    transform: translateX(-50%);
    white-space: nowrap;
}

.nl-node-dot {
    width: 0.48rem;
    height: 0.48rem;
    border-radius: 999px;
    background: var(--nl-cyan);
    box-shadow: 0 0 18px oklch(0.76 0.13 205 / 0.75);
}

.nl-policy-stack {
    position: absolute;
    inset-inline: clamp(1rem, 4vw, 2.5rem);
    bottom: 24%;
    z-index: 3;
    display: flex;
    justify-content: space-between;
    gap: 0.7rem;
}

.nl-policy-stack span {
    display: inline-flex;
    align-items: center;
    min-height: 2.2rem;
    padding: 0.48rem 0.62rem;
    border: 1px solid oklch(0.74 0.155 75 / 0.32);
    border-radius: var(--nl-radius);
    color: var(--nl-evidence);
    background: oklch(0.16 0.035 75 / 0.36);
    box-shadow: 0 0 26px oklch(0.74 0.155 75 / 0.12);
    font-size: clamp(0.62rem, 0.9vw, 0.74rem);
    font-weight: 800;
    text-align: center;
}

.nl-graph-ledger {
    position: absolute;
    left: clamp(1rem, 3vw, 2rem);
    right: clamp(1rem, 3vw, 2rem);
    bottom: clamp(1rem, 3vw, 2rem);
    z-index: 3;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    padding: 1px;
    border-radius: var(--nl-radius);
    background: linear-gradient(90deg, oklch(0.74 0.155 75 / 0.36), oklch(0.76 0.13 205 / 0.2));
    overflow: hidden;
}

.nl-graph-ledger div {
    min-width: 0;
    padding: 0.9rem;
    background: oklch(0.09 0.014 255 / 0.9);
}

.nl-graph-ledger span {
    display: block;
    color: var(--nl-faint);
    font-size: 0.7rem;
    font-weight: 700;
}

.nl-graph-ledger strong {
    display: block;
    margin-top: 0.28rem;
    color: var(--nl-ink);
    font-size: 0.82rem;
    line-height: 1.38;
}

.nl-band {
    position: relative;
    padding-block: clamp(5rem, 9vw, 8rem);
}

.nl-band::before {
    content: '';
    position: absolute;
    inset-inline: 0;
    top: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, oklch(1 0 0 / 0.1), transparent);
}

.nl-problem,
.nl-modules,
.nl-trust {
    background:
        radial-gradient(circle at 88% 14%, oklch(0.74 0.155 75 / 0.08), transparent 26rem),
        var(--nl-bg-2);
}

.nl-platform,
.nl-usecases,
.nl-architecture {
    background:
        radial-gradient(circle at 10% 22%, oklch(0.76 0.13 205 / 0.08), transparent 27rem),
        var(--nl-bg);
}

.nl-section-lede {
    max-width: 760px;
    margin-bottom: clamp(2.3rem, 5vw, 4.8rem);
}

.nl-section-lede--wide {
    max-width: 920px;
}

.nl-section-lede--split {
    max-width: none;
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.72fr);
    gap: clamp(1.5rem, 5vw, 5rem);
    align-items: end;
}

.nl-section-lede h2,
.nl-cta h2 {
    margin: 0;
    color: var(--nl-ink);
    font-family: var(--font-display);
    font-size: clamp(2.1rem, 4.4vw, 4rem);
    line-height: 1.03;
    letter-spacing: -0.028em;
    text-wrap: balance;
}

.nl-section-lede p,
.nl-cta p {
    margin: 1.1rem 0 0;
    max-width: 66ch;
    color: var(--nl-body);
    font-size: clamp(1rem, 1.4vw, 1.13rem);
    line-height: 1.75;
    text-wrap: pretty;
}

.nl-section-lede--split p {
    margin-top: 0;
}

.nl-problem-grid,
.nl-layer-grid,
.nl-module-grid,
.nl-usecase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.nl-problem-card,
.nl-layer-card,
.nl-module-card,
.nl-usecase-card {
    min-width: 0;
    border: 1px solid var(--nl-border);
    border-radius: var(--nl-radius);
    background: linear-gradient(145deg, var(--nl-panel), oklch(0.105 0.014 255 / 0.7));
    box-shadow: 0 18px 48px oklch(0 0 0 / 0.22);
}

.nl-problem-card {
    padding: clamp(1.25rem, 3vw, 2rem);
}

.nl-card-index {
    color: var(--nl-evidence);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 800;
}

.nl-problem-card h3,
.nl-layer-card h3,
.nl-module-card h3,
.nl-usecase-card h3,
.nl-arch-column h3 {
    margin: 0;
    color: var(--nl-ink);
    font-size: clamp(1.12rem, 1.7vw, 1.35rem);
    line-height: 1.22;
    letter-spacing: -0.01em;
}

.nl-problem-card h3 {
    margin-top: 1.4rem;
}

.nl-problem-card p,
.nl-layer-card p,
.nl-module-card p {
    margin: 0.85rem 0 0;
    color: var(--nl-body);
    font-size: 0.98rem;
    line-height: 1.68;
}

.nl-layer-card,
.nl-module-card {
    padding: clamp(1.2rem, 2.4vw, 1.8rem);
    transition:
        transform 220ms cubic-bezier(0.22, 1, 0.36, 1),
        border-color 220ms cubic-bezier(0.22, 1, 0.36, 1),
        background 220ms cubic-bezier(0.22, 1, 0.36, 1);
}

.nl-layer-card:hover,
.nl-module-card:hover {
    transform: translateY(-4px);
    border-color: var(--nl-border-strong);
    background: linear-gradient(145deg, var(--nl-panel-strong), oklch(0.115 0.016 255 / 0.82));
}

.nl-icon {
    width: 2.65rem;
    height: 2.65rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.45rem;
    border: 1px solid oklch(0.74 0.155 75 / 0.25);
    border-radius: var(--nl-radius);
    color: var(--nl-evidence);
    background: oklch(0.74 0.155 75 / 0.09);
}

.nl-icon--strong {
    color: var(--nl-cyan);
    border-color: oklch(0.76 0.13 205 / 0.28);
    background: oklch(0.76 0.13 205 / 0.08);
}

.nl-icon svg {
    width: 1.18rem;
    height: 1.18rem;
}

.nl-module-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.nl-module-proof {
    margin-top: 1.15rem;
    padding-top: 1rem;
    border-top: 1px solid oklch(1 0 0 / 0.08);
    color: var(--nl-muted);
    font-size: 0.84rem;
    line-height: 1.55;
}

.nl-usecase-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.nl-usecase-card {
    padding: 1.35rem;
}

.nl-usecase-card ul {
    display: grid;
    gap: 0.8rem;
    margin-top: 1.2rem;
}

.nl-usecase-card li {
    position: relative;
    padding-left: 1.05rem;
    color: var(--nl-body);
    font-size: 0.94rem;
    line-height: 1.5;
}

.nl-usecase-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.62em;
    width: 0.38rem;
    height: 0.38rem;
    border-radius: 999px;
    background: var(--nl-teal);
}

.nl-architecture-map {
    display: grid;
    grid-template-columns: minmax(190px, 0.76fr) 56px minmax(300px, 1.15fr) 56px minmax(190px, 0.76fr);
    gap: 1rem;
    align-items: stretch;
}

.nl-arch-column {
    min-width: 0;
    padding: clamp(1.1rem, 2.4vw, 1.6rem);
    border: 1px solid var(--nl-border);
    border-radius: var(--nl-radius);
    background: var(--nl-panel);
}

.nl-arch-column--core {
    background:
        linear-gradient(155deg, oklch(0.19 0.028 248 / 0.9), oklch(0.105 0.018 255 / 0.88)),
        radial-gradient(circle at 50% 20%, oklch(0.74 0.155 75 / 0.18), transparent 16rem);
    border-color: oklch(0.74 0.155 75 / 0.28);
}

.nl-arch-stack,
.nl-arch-layers {
    display: grid;
    gap: 0.65rem;
    margin-top: 1.2rem;
}

.nl-arch-stack span,
.nl-arch-layers li {
    min-width: 0;
    padding: 0.72rem 0.8rem;
    border: 1px solid oklch(1 0 0 / 0.1);
    border-radius: 6px;
    color: var(--nl-body);
    background: oklch(1 0 0 / 0.035);
    font-size: 0.9rem;
    line-height: 1.35;
}

.nl-arch-layers li {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.nl-arch-layers li span {
    color: var(--nl-evidence);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 800;
}

.nl-arch-flow {
    display: grid;
    place-items: center;
    gap: 1.4rem;
}

.nl-arch-flow span {
    position: relative;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--nl-cyan), transparent);
}

.nl-arch-flow span::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    width: 0.52rem;
    height: 0.52rem;
    border-top: 1px solid var(--nl-cyan);
    border-right: 1px solid var(--nl-cyan);
    transform: translateY(-50%) rotate(45deg);
}

.nl-trust-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1fr);
    gap: clamp(2rem, 6vw, 5rem);
    align-items: center;
}

.nl-trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.72rem;
}

.nl-trust-list span {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    padding: 0.7rem 0.9rem;
    border: 1px solid oklch(1 0 0 / 0.12);
    border-radius: 999px;
    color: var(--nl-body);
    background: oklch(1 0 0 / 0.04);
    font-size: 0.92rem;
    font-weight: 700;
}

.nl-cta {
    position: relative;
    padding-block: clamp(5rem, 9vw, 8rem);
    background:
        radial-gradient(circle at 50% 0%, oklch(0.74 0.155 75 / 0.16), transparent 30rem),
        linear-gradient(180deg, var(--nl-bg-2), oklch(0.07 0.012 255));
}

.nl-cta-inner {
    max-width: 930px;
    margin-inline: auto;
    text-align: center;
}

.nl-cta p {
    margin-inline: auto;
}

.nl-cta-actions {
    justify-content: center;
}

@media (max-width: 1080px) {
    .nl-hero-grid {
        grid-template-columns: 1fr;
    }

    .nl-hero {
        min-height: 0;
    }

    .nl-hero-copy {
        max-width: 850px;
    }

    .nl-module-grid,
    .nl-usecase-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .nl-architecture-map {
        grid-template-columns: 1fr;
    }

    .nl-arch-flow {
        min-height: 34px;
        transform: rotate(90deg);
    }
}

@media (max-height: 760px) and (min-width: 900px) {
    .nl-hero-proof {
        display: none;
    }
}

@media (max-width: 760px) {
    .nl-hero {
        padding-block: calc(var(--header-height) + 1.2rem) 0;
    }

    .nl-hero-grid {
        gap: 0.95rem;
    }

    .nl-hero-title {
        font-size: clamp(2.2rem, 9.2vw, 2.75rem);
        line-height: 1;
        letter-spacing: -0.03em;
    }

    .nl-hero-subtitle {
        margin-top: 1rem;
        font-size: 0.94rem;
        line-height: 1.56;
    }

    .nl-hero-actions {
        margin-top: 1.2rem;
    }

    .nl-hero-actions .btn {
        min-height: 52px;
        padding: 0.62rem 0.9rem;
        font-size: 0.95rem;
    }

    .nl-hero-proof {
        display: none;
    }

    .nl-graph-shell {
        min-height: 200px;
    }

    .nl-system-chain {
        top: 6%;
        bottom: 40%;
        height: auto;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.4rem;
    }

    .nl-system-chain li {
        position: static;
        transform: none;
        justify-content: space-between;
        min-height: 2rem;
        padding: 0.28rem 0.36rem;
        font-size: 0.58rem;
    }

    .nl-policy-stack {
        flex-flow: row wrap;
        justify-content: center;
        gap: 0.38rem;
        bottom: 0.75rem;
    }

    .nl-policy-stack span {
        min-height: 1.65rem;
        padding: 0.32rem 0.42rem;
        font-size: 0;
    }

    .nl-policy-stack span::before {
        font-size: 0.56rem;
    }

    .nl-policy-stack span:nth-child(1)::before { content: 'Pricing'; }
    .nl-policy-stack span:nth-child(2)::before { content: 'Revenue'; }
    .nl-policy-stack span:nth-child(3)::before { content: 'Materiality'; }
    .nl-policy-stack span:nth-child(4)::before { content: 'Approval'; }
    .nl-policy-stack span:nth-child(5)::before { content: 'Evidence'; }

    .nl-graph-ledger {
        display: none;
    }

    .nl-section-lede--split,
    .nl-trust-grid {
        grid-template-columns: 1fr;
    }

    .nl-module-grid,
    .nl-usecase-grid {
        grid-template-columns: 1fr;
    }

    .nl-arch-flow {
        display: none;
    }
}

@media (max-width: 520px) {
    .nl-hero-actions .btn,
    .nl-cta-actions .btn {
        width: 100%;
        white-space: normal;
    }

    .nl-graph-shell {
        min-height: 200px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .nl-graph-canvas {
        display: none;
    }

    .nl-layer-card,
    .nl-module-card,
    .nl-graph-canvas {
        transition: none;
    }

    .nl-layer-card:hover,
    .nl-module-card:hover {
        transform: none;
    }
}