/* =========================================================
   VANTIX — Design System
   Sunrise Gold + Deep Black
   Inspired by Holy.io · Linear · Vercel · Apple
   ========================================================= */

/* ---------------------------------------------------------
   1. DESIGN TOKENS
   --------------------------------------------------------- */
:root, :root:not(.dark) {
    /* ---- Light Mode (Default base) ---- */
    --color-bg:             #F9F8F6;
    --color-bg-alt:         #F0EFEA;
    --color-surface:        rgba(255, 255, 255, 0.7);
    --color-surface-raised: rgba(255, 255, 255, 0.9);
    --color-surface-hover:  rgba(240, 240, 240, 0.8);

    /* Glass */
    --color-glass:          rgba(0, 0, 0, 0.04);
    --color-glass-border:   rgba(0, 0, 0, 0.08);
    --color-glass-hover:    rgba(0, 0, 0, 0.06);

    /* Gold Palette */
    --color-gold:           #F7B733;
    --color-gold-light:     #FFC857;
    --color-gold-warm:      #FFB000;
    --color-gold-dim:       rgba(247, 183, 51, 0.15);
    --color-gold-glow:      rgba(247, 183, 51, 0.25);

    /* Warm Orange Glow */
    --color-glow:           #FF8A00;
    --color-glow-dim:       rgba(255, 138, 0, 0.10);

    /* Text */
    --color-text-primary:   #050505;
    --color-text-secondary: rgba(5, 5, 5, 0.70);
    --color-text-tertiary:  rgba(5, 5, 5, 0.50);
    --color-text-muted:     rgba(5, 5, 5, 0.35);

    /* Status & Brand */
    --color-status-active:  #34D399;
    --color-status-building:#FBBF24;
    --color-status-future:  rgba(0, 0, 0, 0.25);
    
    --color-emerald-deep:   #064e3b; /* high-fashion dark emerald */
    --color-emerald-hover:  #022c22;

    /* Borders */
    --color-border:         rgba(0, 0, 0, 0.15);
    --color-border-subtle:  rgba(0, 0, 0, 0.08);
}

/* ---- Dark Mode Overrides ---- */
:root.dark {
    --color-bg:             #050505;
    --color-bg-alt:         #0a0a0a;
    --color-surface:        #111111;
    --color-surface-raised: #161616;
    --color-surface-hover:  #1a1a1a;

    /* Glass */
    --color-glass:          rgba(255, 255, 255, 0.06);
    --color-glass-border:   rgba(255, 255, 255, 0.08);
    --color-glass-hover:    rgba(255, 255, 255, 0.10);

    /* Text */
    --color-text-primary:   #F9F8F6;
    --color-text-secondary: rgba(249, 248, 246, 0.70);
    --color-text-tertiary:  rgba(249, 248, 246, 0.45);
    --color-text-muted:     rgba(249, 248, 246, 0.25);

    /* Status */
    --color-status-future:  rgba(255, 255, 255, 0.25);

    /* Borders */
    --color-border:         rgba(255, 255, 255, 0.10);
    --color-border-subtle:  rgba(255, 255, 255, 0.05);
}

:root {
    /* ---- Typography ---- */
    --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono:   'SF Mono', 'Fira Code', 'Consolas', monospace;

    --text-xs:     0.75rem;    /* 12px */
    --text-sm:     0.8125rem;  /* 13px */
    --text-base:   0.9375rem;  /* 15px */
    --text-md:     1rem;       /* 16px */
    --text-lg:     1.125rem;   /* 18px */
    --text-xl:     1.25rem;    /* 20px */
    --text-2xl:    1.5rem;     /* 24px */
    --text-3xl:    2rem;       /* 32px */
    --text-4xl:    2.5rem;     /* 40px */
    --text-5xl:    3.5rem;     /* 56px */
    --text-hero:   clamp(3rem, 6vw, 5.5rem);

    --leading-tight:   1.2;
    --leading-snug:    1.35;
    --leading-normal:  1.6;
    --leading-relaxed: 1.75;

    --tracking-tight:  -0.02em;
    --tracking-normal:  0;
    --tracking-wide:    0.05em;
    --tracking-wider:   0.1em;

    /* Font Weights */
    --weight-normal:    400;
    --weight-medium:    500;
    --weight-semibold:  600;
    --weight-bold:      700;

    /* ---- Spacing ---- */
    --space-1:     0.25rem;   /* 4px  */
    --space-2:     0.5rem;    /* 8px  */
    --space-3:     0.75rem;   /* 12px */
    --space-4:     1rem;      /* 16px */
    --space-5:     1.25rem;   /* 20px */
    --space-6:     1.5rem;    /* 24px */
    --space-8:     2rem;      /* 32px */
    --space-10:    2.5rem;    /* 40px */
    --space-12:    3rem;      /* 48px */
    --space-16:    4rem;      /* 64px */
    --space-20:    5rem;      /* 80px */
    --space-24:    6rem;      /* 96px */
    --space-32:    8rem;      /* 128px */

    /* ---- Borders ---- */
    --radius-sm:   6px;
    --radius-md:   10px;
    --radius-lg:   14px;
    --radius-xl:   20px;
    --radius-2xl:  28px;
    --radius-full: 9999px;

    /* ---- Shadows ---- */
    --shadow-subtle:   0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-card:     0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-elevated: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow:     0 0 30px rgba(247, 183, 51, 0.15);
    --shadow-glow-lg:  0 0 60px rgba(247, 183, 51, 0.20);

    /* ---- Motion ---- */
    --ease-smooth:     cubic-bezier(0.25, 0.1, 0.25, 1);
    --ease-spring:     cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-out-expo:   cubic-bezier(0.16, 1, 0.3, 1);

    --duration-fast:   150ms;
    --duration-normal: 300ms;
    --duration-slow:   500ms;

    /* ---- Layout ---- */
    --container-max:   1200px;
    --container-pad:   var(--space-6);
    --nav-height:      64px;
}


/* ---------------------------------------------------------
   2. BASE STYLES
   --------------------------------------------------------- */
body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: var(--weight-normal);
    line-height: var(--leading-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

::selection {
    background: var(--color-gold-dim);
    color: var(--color-gold-light);
}

:focus-visible {
    outline: 2px solid var(--color-gold);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}


/* ---------------------------------------------------------
   3. TYPOGRAPHY
   --------------------------------------------------------- */
.text-hero {
    font-size: var(--text-hero);
    font-weight: var(--weight-bold);
    line-height: 1.05;
    letter-spacing: var(--tracking-tight);
}

.text-h1 {
    font-size: var(--text-5xl);
    font-weight: var(--weight-bold);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
}

.text-h2 {
    font-size: var(--text-3xl);
    font-weight: var(--weight-semibold);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
}

.text-h3 {
    font-size: var(--text-2xl);
    font-weight: var(--weight-semibold);
    line-height: var(--leading-snug);
}

.text-h4 {
    font-size: var(--text-xl);
    font-weight: var(--weight-medium);
    line-height: var(--leading-snug);
}

.text-body {
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--color-text-secondary);
}

.text-small {
    font-size: var(--text-sm);
    line-height: var(--leading-normal);
    color: var(--color-text-tertiary);
}

.text-caption {
    font-size: var(--text-xs);
    line-height: var(--leading-normal);
    color: var(--color-text-muted);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    font-weight: var(--weight-medium);
}

.text-gold {
    color: var(--color-gold);
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 50%, var(--color-glow) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-secondary {
    color: var(--color-text-secondary);
}

.text-tertiary {
    color: var(--color-text-tertiary);
}

.text-balance {
    text-wrap: balance;
}

.text-center {
    text-align: center;
}


/* ---------------------------------------------------------
   4. LAYOUT
   --------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-pad);
    padding-right: var(--container-pad);
}

.section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
    position: relative;
}

.section-header {
    margin-bottom: var(--space-16);
}

.section-label {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--text-4xl);
    font-weight: var(--weight-bold);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
    color: var(--color-text-primary);
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin-top: var(--space-4);
    line-height: var(--leading-relaxed);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-6);
}

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

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

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

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --container-pad: var(--space-5);
    }

    .section {
        padding-top: var(--space-16);
        padding-bottom: var(--space-16);
    }

    .section-header {
        margin-bottom: var(--space-10);
    }

    .section-title {
        font-size: var(--text-3xl);
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Flex Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }


/* ---------------------------------------------------------
   5. GLASSMORPHISM
   --------------------------------------------------------- */
.glass-card {
    background: var(--color-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition:
        background var(--duration-normal) var(--ease-smooth),
        border-color var(--duration-normal) var(--ease-smooth),
        box-shadow var(--duration-normal) var(--ease-smooth),
        transform var(--duration-normal) var(--ease-smooth);
}

.glass-card:hover {
    background: var(--color-glass-hover);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-card);
    transform: translateY(-2px);
}

.glass-card-glow:hover {
    border-color: rgba(247, 183, 51, 0.20);
    box-shadow:
        var(--shadow-card),
        0 0 40px rgba(247, 183, 51, 0.08),
        inset 0 0 40px rgba(247, 183, 51, 0.03);
}

.glass-panel {
    background: var(--color-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-md);
}

.glass-surface {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}


/* ---------------------------------------------------------
   6. BUTTONS
   --------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    line-height: 1;
    border-radius: var(--radius-full);
    transition:
        background var(--duration-normal) var(--ease-smooth),
        box-shadow var(--duration-normal) var(--ease-smooth),
        transform var(--duration-fast) var(--ease-smooth),
        border-color var(--duration-normal) var(--ease-smooth);
    white-space: nowrap;
    user-select: none;
    position: relative;
    overflow: hidden;
}

.btn:active {
    transform: scale(0.97);
}

/* Primary — Gold gradient */
.btn-primary {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-warm) 100%);
    color: #050505;
    font-weight: var(--weight-semibold);
    box-shadow: 0 0 20px rgba(247, 183, 51, 0.20);
}

.btn-primary:hover {
    box-shadow:
        0 0 30px rgba(247, 183, 51, 0.35),
        0 0 60px rgba(247, 183, 51, 0.15);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0) scale(0.97);
}

/* Secondary — Glass border */
.btn-secondary {
    background: var(--color-glass);
    border: 1px solid var(--color-glass-border);
    color: var(--color-text-secondary);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.btn-secondary:hover {
    background: var(--color-glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--color-text-primary);
}

/* Ghost — Text only */
.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    padding: var(--space-2) var(--space-4);
}

.btn-ghost:hover {
    color: var(--color-text-primary);
    background: var(--color-glass);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-md);
}


/* ---------------------------------------------------------
   7. NAVIGATION
   --------------------------------------------------------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    transition: background var(--duration-normal) var(--ease-smooth),
                border-color var(--duration-normal) var(--ease-smooth),
                box-shadow var(--duration-normal) var(--ease-smooth);
    
    /* Deep Luxurious Glassmorphism - Light Mode Default */
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: saturate(180%) blur(50px);
    -webkit-backdrop-filter: saturate(180%) blur(50px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03); /* Defines the edge-to-edge strip visually */
}

.dark .nav {
    /* Deep Luxurious Glassmorphism - Dark Mode Default */
    background: rgba(15, 15, 15, 0.6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.nav-scrolled {
    /* More opaque when scrolling - Light Mode */
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.dark .nav-scrolled {
    /* More opaque when scrolling - Dark Mode */
    background: rgba(5, 5, 5, 0.8);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

.nav-logo {
    font-size: var(--text-md);
    font-weight: var(--weight-bold);
    letter-spacing: 0.15em;
    color: var(--color-text-primary);
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text-tertiary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition:
        color var(--duration-fast) var(--ease-smooth),
        background var(--duration-fast) var(--ease-smooth);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-primary);
    background: var(--color-glass);
}

.nav-cta {
    margin-left: var(--space-4);
}

/* Mobile Menu Button */
.nav-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background var(--duration-fast) var(--ease-smooth);
}

.nav-menu-btn:hover {
    background: var(--color-glass);
}

.nav-menu-btn span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 1px;
    transition:
        transform var(--duration-normal) var(--ease-smooth),
        opacity var(--duration-fast) var(--ease-smooth);
    position: relative;
}

.nav-menu-btn span::before,
.nav-menu-btn span::after {
    content: '';
    display: block;
    width: 18px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 1px;
    position: absolute;
    left: 0;
    transition:
        transform var(--duration-normal) var(--ease-smooth),
        opacity var(--duration-fast) var(--ease-smooth);
}

.nav-menu-btn span::before {
    top: -6px;
}

.nav-menu-btn span::after {
    bottom: -6px;
}

/* Hamburger → X animation */
.nav-menu-btn.open span {
    background: transparent;
}

.nav-menu-btn.open span::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-menu-btn.open span::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* Mobile Menu Overlay */
.nav-mobile {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 999;
    padding: var(--space-8) var(--container-pad);
    opacity: 0;
    transform: translateY(-8px);
    transition:
        opacity var(--duration-normal) var(--ease-smooth),
        transform var(--duration-normal) var(--ease-smooth);
    pointer-events: none;
}

.nav-mobile.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.nav-mobile-link {
    display: block;
    font-size: var(--text-2xl);
    font-weight: var(--weight-medium);
    color: var(--color-text-secondary);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border);
    transition: color var(--duration-fast) var(--ease-smooth);
}

.nav-mobile-link:hover {
    color: var(--color-text-primary);
}

.nav-mobile-cta {
    margin-top: var(--space-8);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-cta-desktop {
        display: none;
    }

    .nav-menu-btn {
        display: flex;
    }

    .nav-mobile {
        display: block;
    }
}


/* ---------------------------------------------------------
   8. FOOTER
   --------------------------------------------------------- */
.footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

.footer-brand-name {
    font-size: var(--text-md);
    font-weight: var(--weight-bold);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.footer-brand-desc {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    line-height: var(--leading-relaxed);
    max-width: 280px;
}

.footer-heading {
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: var(--space-5);
}

.footer-link {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    padding: var(--space-1) 0;
    transition: color var(--duration-fast) var(--ease-smooth);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

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

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

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}


/* ---------------------------------------------------------
   9. COMPONENTS
   --------------------------------------------------------- */

/* Status Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    border-radius: var(--radius-full);
    background: var(--color-glass);
    border: 1px solid var(--color-glass-border);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.badge-active .badge-dot {
    background: var(--color-status-active);
    box-shadow: 0 0 8px var(--color-status-active);
}

.badge-building .badge-dot {
    background: var(--color-status-building);
    box-shadow: 0 0 8px var(--color-status-building);
}

.badge-future .badge-dot {
    background: var(--color-status-future);
}

/* Separator */
.separator {
    width: 100%;
    height: 1px;
    background: var(--color-border);
    border: none;
}

/* Arrow Icon (CSS only) */
.arrow-right {
    display: inline-block;
    width: 16px;
    height: 16px;
    position: relative;
    transition: transform var(--duration-fast) var(--ease-smooth);
}

.arrow-right::before {
    content: '→';
    font-size: var(--text-md);
    line-height: 1;
    color: var(--color-text-tertiary);
    transition: color var(--duration-fast) var(--ease-smooth);
}


/* ---------------------------------------------------------
   10. ANIMATIONS
   --------------------------------------------------------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes glowPulse {
    0%, 100% {
        opacity: 0.4;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition:
        opacity var(--duration-slow) var(--ease-out-expo),
        transform var(--duration-slow) var(--ease-out-expo);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered children */
.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger > .reveal:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger > .reveal:nth-child(6) { transition-delay: 400ms; }

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

    .reveal {
        opacity: 1;
        transform: none;
    }

    html {
        scroll-behavior: auto;
    }
}


/* ---------------------------------------------------------
   11. UTILITY CLASSES
   --------------------------------------------------------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.max-w-md  { max-width: 28rem; }
.max-w-lg  { max-width: 36rem; }
.max-w-xl  { max-width: 48rem; }
.max-w-2xl { max-width: 64rem; }

.w-full { width: 100%; }

/* Form Controls */
.form-control {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    transition: 
        border-color var(--duration-fast) var(--ease-smooth),
        box-shadow var(--duration-fast) var(--ease-smooth),
        background var(--duration-fast) var(--ease-smooth);
    outline: none;
    font-family: var(--font-sans);
    font-size: var(--text-base);
}

.form-control:hover {
    background: rgba(255, 255, 255, 0.08);
}

.form-control:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 2px var(--color-gold-dim);
    background: rgba(255, 255, 255, 0.1);
}

.form-control::placeholder {
    color: var(--color-text-muted);
}

@media (prefers-reduced-motion: reduce) {
    .form-control {
        transition: none !important;
    }
}

/* Utilities */
.hidden { display: none !important; }

/* =========================================================
   VANTIX — Mapped Utility Classes (Vantix-New-Design)
   ========================================================= */
.bg-white\/50 { background-color: rgba(255, 255, 255, 0.5); }
.backdrop-blur-xl { backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); }
.border-black\/10 { border-color: rgba(0, 0, 0, 0.1); border-width: 1px; }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); }
.shadow-black\/5 { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05); }
.rounded-3xl { border-radius: 1.5rem; }

/* Vantix Specific Colors */
.bg-vantix-gold { background-color: var(--color-gold); }
.text-vantix-gold { color: var(--color-gold); }
.text-vantix-emerald { color: var(--color-status-active); }
.bg-vantix-emerald { background-color: var(--color-emerald-deep); }
.bg-vantix-bg-light { background-color: var(--color-bg); }

/* Hover States */
.hover\:border-vantix-gold\/50:hover { border-color: var(--color-gold-glow); }
.hover\:bg-vantix-gold\/5:hover { background-color: rgba(247, 183, 51, 0.05); }
.hover\:bg-vantix-emerald-hover:hover { background-color: var(--color-emerald-hover); }
.hover\:shadow-xl:hover { box-shadow: var(--shadow-elevated); }
.hover\:shadow-vantix-emerald\/5:hover { box-shadow: 0 0 30px rgba(52, 211, 153, 0.05); }
.hover\:text-vantix-gold:hover { color: var(--color-gold); }
.group:hover .group-hover\:text-vantix-gold { color: var(--color-gold); }
.group:hover .group-hover\:scale-110 { transform: scale(1.1); }

/* Dark Mode Mappings */
html.dark .dark\:bg-white\/5 { background-color: rgba(255, 255, 255, 0.05); }
html.dark .dark\:border-white\/10 { border-color: rgba(255, 255, 255, 0.1); border-width: 1px; }
html.dark .dark\:bg-white\/10 { background-color: rgba(255, 255, 255, 0.1); }
html.dark .dark\:text-white { color: #ffffff; }
html.dark .dark\:hover\:text-vantix-gold:hover { color: var(--color-gold); }
html.dark .dark\:bg-vantix-bg-dark { background-color: var(--color-bg); }

/* Typography Gradients */
.text-transparent { color: transparent; }
.bg-clip-text { -webkit-background-clip: text; background-clip: text; }
.bg-gradient-to-r { background-image: linear-gradient(to right, var(--color-gold), #EAB308); }

/* Missing Tailwind Text Color Utilities */
.text-white { color: #ffffff !important; }
.text-neutral-400 { color: #a3a3a3 !important; }
.text-neutral-500 { color: #737373 !important; }
.text-neutral-600 { color: #525252 !important; }
.text-neutral-900 { color: #171717 !important; }

html.dark .dark\:text-white { color: #ffffff !important; }
html.dark .dark\:text-neutral-400 { color: #a3a3a3 !important; }
html.dark .dark\:text-neutral-500 { color: #737373 !important; }
html.dark .dark\:text-neutral-600 { color: #525252 !important; }
html.dark .dark\:hover\:text-white:hover { color: #ffffff !important; }
.placeholder\:text-neutral-500::placeholder { color: #737373 !important; }