/* ==========================================================================
   SOVEREIGN GOLD LUXURY DESIGN SYSTEM
   Concept 3: Swirling Gold Dust & Sovereign Authority
   Vinayak Bhardwaj — Creative Technologist & Systems Architect
   ========================================================================== */

/* --- DESIGN TOKENS --- */
:root {
    /* Color Palette */
    --bg-void: #070709;
    --bg-surface: #0E0E14;
    --bg-surface-elevated: #14141C;
    --bg-glass: rgba(14, 14, 20, 0.72);
    --bg-glass-card: rgba(18, 18, 26, 0.65);
    --bg-glass-hover: rgba(26, 26, 36, 0.85);

    /* Gold Metallics */
    --gold-foil: linear-gradient(135deg, #FBF2DE 0%, #E2C08D 35%, #D4AF37 65%, #9E7D3B 100%);
    --gold-light: #FBF2DE;
    --gold-primary: #E2C08D;
    --gold-amber: #D4AF37;
    --gold-deep: #A37F38;
    --gold-glow: rgba(226, 192, 141, 0.22);
    --gold-glow-strong: rgba(226, 192, 141, 0.45);

    /* Borders & Outlines */
    --border-hairline: rgba(226, 192, 141, 0.12);
    --border-gold: rgba(226, 192, 141, 0.28);
    --border-gold-active: rgba(226, 192, 141, 0.65);

    /* Typography Colors (WCAG AA Certified) */
    --text-primary: #F5F4F0;
    --text-secondary: #B5B4AF;
    --text-muted: #8E8B82;
    --text-gold: #E2C08D;

    /* Status Colors */
    --status-active: #34D399;
    --status-active-glow: rgba(52, 211, 153, 0.35);

    /* Typography Families */
    --font-display: 'Cinzel', Didot, 'Bodoni MT', Baskerville, Georgia, serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Space Mono', monospace;

    /* Spacing & Layout */
    --max-width: 1400px;
    --nav-height: 72px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 28px;
    --radius-pill: 9999px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-luxury: 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- RESET & GLOBAL STYLES --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    background-color: var(--bg-void);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: clip;
}

body {
    background-color: var(--bg-void);
    color: var(--text-primary);
    min-height: 100vh;
    position: relative;
    overflow-x: visible;
}

body.modal-open {
    overflow: hidden;
}

/* Cinematic Luxury Film Grain Texture Overlay */
.film-grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 990;
    opacity: 0.028;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* High-Contrast WCAG 2.1 Focus Indicators */
:focus-visible {
    outline: 2px solid var(--gold-primary) !important;
    outline-offset: 3px !important;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Luxury Selection */
::selection {
    background-color: var(--gold-primary);
    color: var(--bg-void);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-void);
}
::-webkit-scrollbar-thumb {
    background: rgba(226, 192, 141, 0.25);
    border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(226, 192, 141, 0.5);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography Helpers */
.text-gold-gradient {
    background: var(--gold-foil);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.mono-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold-primary);
}

/* Section Header */
.section-header {
    margin-bottom: 4rem;
    position: relative;
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.35rem 1rem;
    border-radius: var(--radius-pill);
    background: rgba(226, 192, 141, 0.06);
    border: 1px solid var(--border-hairline);
    margin-bottom: 1.25rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.15;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 640px;
    font-weight: 300;
}

/* ==========================================================================
   FLOATING FROSTED NAVIGATION BAR
   ========================================================================== */
.site-header {
    position: fixed;
    top: 1.5rem;
    left: 0;
    width: 100%;
    z-index: 1000;
    pointer-events: none;
}

.nav-container {
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.nav-pill {
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    padding: 0 1.75rem;
    background: var(--bg-glass);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-hairline);
    border-radius: var(--radius-pill);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), 0 1px 0 rgba(226, 192, 141, 0.1) inset;
    transition: border-color var(--transition-smooth);
}

.nav-pill:hover {
    border-color: var(--border-gold);
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.brand-monogram {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(226, 192, 141, 0.1);
    border: 1px solid var(--border-gold);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--gold-primary);
}

.brand-name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0.5rem 0.35rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-primary);
    transition: width var(--transition-fast);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-mobile-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.mobile-sound-toggle {
    display: none;
}

/* Status Indicator Pill */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-pill);
    background: rgba(52, 211, 153, 0.08);
    border: 1px solid rgba(52, 211, 153, 0.25);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--status-active);
    box-shadow: 0 0 8px var(--status-active-glow);
    animation: statusPulse 2s infinite ease-in-out;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

/* Sound Controller Toggle */
.sound-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-hairline);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.sound-toggle-btn:hover, .sound-toggle-btn.active {
    color: var(--gold-primary);
    border-color: var(--border-gold);
    background: rgba(226, 192, 141, 0.08);
}

.sound-bars {
    display: inline-flex;
    align-items: flex-end;
    gap: 2px;
    height: 10px;
}

.sound-bar {
    width: 2px;
    background: currentColor;
    border-radius: 1px;
    height: 3px;
    transition: height var(--transition-fast);
}

.sound-toggle-btn.active .sound-bar:nth-child(1) { height: 6px; animation: soundWave 0.8s infinite alternate ease-in-out; }
.sound-toggle-btn.active .sound-bar:nth-child(2) { height: 10px; animation: soundWave 0.6s infinite alternate ease-in-out 0.2s; }
.sound-toggle-btn.active .sound-bar:nth-child(3) { height: 7px; animation: soundWave 0.9s infinite alternate ease-in-out 0.1s; }

@keyframes soundWave {
    0% { height: 3px; }
    100% { height: 10px; }
}

/* Nav CTA Button */
.btn-nav-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.45rem 1.15rem;
    border-radius: var(--radius-pill);
    background: rgba(226, 192, 141, 0.12);
    border: 1px solid var(--gold-primary);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gold-primary);
    transition: all var(--transition-fast);
}

.btn-nav-cta:hover {
    background: var(--gold-primary);
    color: var(--bg-void);
    box-shadow: 0 0 20px var(--gold-glow);
}

/* ==========================================================================
   HERO STAGE (SOVEREIGN ENTRANCE)
   ========================================================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--nav-height) + 3rem);
    padding-bottom: 5rem;
    overflow: hidden;
}

/* Swirling Gold Dust Canvas (WebGL / 2D) */
.hero-gold-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: auto;
}

/* Ambient Radial Backlight */
.hero-ambient-glow {
    position: absolute;
    top: 15%;
    right: 5%;
    width: 750px;
    height: 750px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(226, 192, 141, 0.16) 0%, rgba(212, 175, 55, 0.06) 45%, transparent 70%);
    filter: blur(80px);
    z-index: 0;
    pointer-events: none;
}

.hero-layout {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 3rem;
}

/* Left Hero Content */
.hero-content {
    max-width: 680px;
}

.hero-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.4rem 1.15rem;
    border-radius: var(--radius-pill);
    background: rgba(226, 192, 141, 0.06);
    border: 1px solid var(--border-gold);
    margin-bottom: 1.75rem;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3.2rem, 6.2vw, 5.8rem);
    font-weight: 800;
    line-height: 0.98;
    letter-spacing: -0.02em;
    margin-bottom: 1.75rem;
    text-transform: uppercase;
}

.hero-title .title-line {
    display: block;
}

.hero-narrative {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.hero-narrative strong {
    color: var(--text-primary);
    font-weight: 500;
}

/* Hero Action Buttons */
.hero-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    height: 56px;
    padding: 0 2rem;
    border-radius: var(--radius-pill);
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: all var(--transition-smooth);
}

.btn-primary-gold {
    background: var(--gold-foil);
    color: var(--bg-void);
    box-shadow: 0 4px 25px rgba(226, 192, 141, 0.3);
}

.btn-primary-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 35px var(--gold-glow-strong);
}

.btn-secondary-glass {
    background: rgba(20, 20, 28, 0.6);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-gold);
    color: var(--text-primary);
}

.btn-secondary-glass:hover {
    border-color: var(--gold-primary);
    background: rgba(226, 192, 141, 0.1);
    transform: translateY(-2px);
}

/* Proof Metrics Strip */
.hero-proof-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(226, 192, 141, 0.1);
}

.proof-item {
    display: flex;
    flex-direction: column;
}

.proof-val {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gold-primary);
    line-height: 1.1;
    margin-bottom: 0.25rem;
}

.proof-lbl {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

/* Right Hero Portrait Stage */
.hero-portrait-stage {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    min-height: 580px;
}

.portrait-wrapper {
    position: relative;
    width: 100%;
    max-width: 520px;
}

.hero-portrait-img {
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: contrast(1.05) brightness(1.02);
    /* Soft feather edge into obsidian void */
    mask-image: radial-gradient(ellipse at 50% 45%, black 50%, transparent 88%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 45%, black 50%, transparent 88%);
    position: relative;
    z-index: 2;
}

/* Golden Halo behind silhouette */
.portrait-halo {
    position: absolute;
    top: 20%;
    left: 15%;
    width: 70%;
    height: 70%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(226, 192, 141, 0.25) 0%, rgba(184, 134, 11, 0.08) 50%, transparent 75%);
    filter: blur(40px);
    z-index: 1;
    pointer-events: none;
}

/* ==========================================================================
   SOVEREIGN MANIFESTO & PHILOSOPHY
   ========================================================================== */
.manifesto-section {
    padding: 8rem 0;
    position: relative;
    background: radial-gradient(circle at 50% 50%, rgba(16, 16, 24, 0.8) 0%, var(--bg-void) 70%);
}

.manifesto-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 3.5rem;
}

.manifesto-card {
    padding: 3.5rem;
    border-radius: var(--radius-lg);
    background: var(--bg-glass-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-hairline);
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition-smooth), transform var(--transition-smooth);
}

.manifesto-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-4px);
}

.manifesto-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gold-foil);
    opacity: 0.7;
}

.card-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(226, 192, 141, 0.35);
    margin-bottom: 1.5rem;
}

.manifesto-card h3 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.manifesto-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.75rem;
}

.principle-list {
    list-style: none;
}

.principle-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.bullet-gold {
    color: var(--gold-primary);
    font-size: 0.85rem;
}

/* ==========================================================================
   FLAGSHIP SYSTEMS ARCHITECTURE (PORTFOLIO CARDS)
   ========================================================================== */
.systems-section {
    padding: 8rem 0;
    position: relative;
}

.systems-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.system-card {
    position: relative;
    padding: 3.5rem;
    border-radius: var(--radius-lg);
    background: var(--bg-glass-card);
    backdrop-filter: blur(24px);
    border: 1px solid var(--border-hairline);
    cursor: pointer;
    overflow: hidden;
    transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

/* Interactive Cursor Radial Glow */
.system-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle 350px at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(226, 192, 141, 0.12), transparent 70%);
    pointer-events: none;
    z-index: 0;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.system-card:hover::before {
    opacity: 1;
}

.system-card:hover {
    border-color: var(--border-gold);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(226, 192, 141, 0.1);
}

.card-header-top {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.system-badge {
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-pill);
    background: rgba(226, 192, 141, 0.08);
    border: 1px solid var(--border-hairline);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--gold-primary);
}

.system-code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.system-card h3 {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-size: 1.65rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.system-desc {
    position: relative;
    z-index: 1;
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.65;
    margin-bottom: 2.25rem;
}

/* System Specs Grid */
.system-specs-mini {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid rgba(226, 192, 141, 0.08);
    margin-bottom: 2rem;
}

.spec-item {
    display: flex;
    flex-direction: column;
}

.spec-item-lbl {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 0.2rem;
}

.spec-item-val {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gold-primary);
}

.card-footer-trigger {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-primary);
    font-weight: 500;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.card-footer-trigger .arrow-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(226, 192, 141, 0.1);
    color: var(--gold-primary);
    transition: transform var(--transition-fast), background var(--transition-fast);
}

.system-card:hover .arrow-icon {
    transform: translateX(4px);
    background: var(--gold-primary);
    color: var(--bg-void);
}

/* ==========================================================================
   INTERACTIVE ARCHITECTURE BENCHMARK TERMINAL
   ========================================================================== */
.benchmark-section {
    padding: 8rem 0;
    position: relative;
    background: #09090D;
}

.benchmark-terminal {
    background: var(--bg-surface);
    border: 1px solid var(--border-gold);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
    overflow: hidden;
}

.terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.75rem;
    background: rgba(14, 14, 20, 0.95);
    border-bottom: 1px solid var(--border-hairline);
}

.terminal-controls {
    display: flex;
    gap: 8px;
}

.control-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #2D2D38;
}

.control-dot:nth-child(1) { background: #FF5F56; }
.control-dot:nth-child(2) { background: #FFBD2E; }
.control-dot:nth-child(3) { background: #27C93F; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.terminal-body {
    padding: 2.5rem;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 2.5rem;
}

/* Telemetry Grid */
.telemetry-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.telemetry-box {
    padding: 1.25rem;
    border-radius: var(--radius-md);
    background: rgba(7, 7, 10, 0.8);
    border: 1px solid var(--border-hairline);
}

.telemetry-lbl {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.telemetry-val {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gold-primary);
}

.benchmark-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.node-select-wrap select {
    background: #12121A;
    color: var(--text-primary);
    border: 1px solid var(--border-hairline);
    min-height: 44px;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
    box-sizing: border-box;
}

.btn-surge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    background: var(--gold-primary);
    color: var(--bg-void);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    box-sizing: border-box;
}

.btn-surge:hover {
    background: var(--gold-amber);
    box-shadow: 0 0 20px var(--gold-glow);
}

.btn-surge:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Realtime Telemetry Log */
.terminal-log-panel {
    background: #050507;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    line-height: 1.7;
    color: #9494A0;
    height: 320px;
    overflow-y: auto;
}

.log-line {
    margin-bottom: 0.35rem;
}

.log-line.gold {
    color: var(--gold-primary);
}

.log-time {
    color: var(--text-muted);
}

/* ==========================================================================
   PROVEN IMPACT METRICS
   ========================================================================== */
.impact-section {
    padding: 8rem 0;
    position: relative;
    border-top: 1px solid var(--border-hairline);
    border-bottom: 1px solid var(--border-hairline);
    background: radial-gradient(circle at 50% 50%, rgba(18, 18, 26, 0.6) 0%, var(--bg-void) 75%);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.impact-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    border-radius: var(--radius-md);
    background: rgba(14, 14, 20, 0.4);
    border: 1px solid var(--border-hairline);
}

.impact-number {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 4vw, 3.8rem);
    font-weight: 800;
    color: var(--gold-primary);
    line-height: 1;
    margin-bottom: 0.75rem;
}

.impact-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
}

/* ==========================================================================
   CLIENT & FOUNDER ENDORSEMENTS
   ========================================================================== */
.endorsements-section {
    padding: 8rem 0;
}

.endorsements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.endorsement-card {
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    background: var(--bg-glass-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-hairline);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.endorsement-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    color: var(--gold-primary);
    background: rgba(226, 192, 141, 0.08);
    border: 1px solid rgba(226, 192, 141, 0.22);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    width: fit-content;
    text-transform: uppercase;
}

.endorsement-badge .bullet-gold {
    font-size: 0.65rem;
    color: var(--gold-light);
}

.quote-icon {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--gold-primary);
    line-height: 1;
    margin-bottom: 1.5rem;
    opacity: 0.6;
}

.endorsement-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-style: italic;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(226, 192, 141, 0.15);
    border: 1px solid var(--border-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--gold-primary);
}

.author-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.author-role {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ==========================================================================
   EXECUTIVE ENGAGEMENT TERMINAL (CONTACT)
   ========================================================================== */
.contact-section {
    padding: 8rem 0 10rem 0;
    position: relative;
    background: radial-gradient(circle at 50% 30%, rgba(24, 20, 14, 0.5) 0%, var(--bg-void) 70%);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 4rem;
    align-items: flex-start;
}

.contact-info-col h2 {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.contact-info-col p {
    color: var(--text-secondary);
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 3rem;
}

.direct-channels {
    list-style: none;
    margin-bottom: 2.5rem;
}

.direct-channel-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border-hairline);
}

.channel-lbl {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    white-space: nowrap;
    flex-shrink: 0;
    letter-spacing: 0.08em;
}

.channel-val {
    font-family: var(--font-mono);
    font-size: 0.92rem;
    color: var(--gold-primary);
    text-decoration: none;
    text-align: right;
    transition: color var(--transition-fast), text-shadow var(--transition-fast);
}

.channel-val:hover {
    color: var(--gold-light);
    text-shadow: 0 0 12px var(--gold-glow);
}

/* Form Panel */
.contact-form-panel {
    padding: 3.5rem;
    border-radius: var(--radius-lg);
    background: var(--bg-glass-card);
    backdrop-filter: blur(24px);
    border: 1px solid var(--border-gold);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 0.6rem;
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    border-radius: var(--radius-sm);
    background: rgba(10, 10, 15, 0.8);
    border: 1px solid var(--border-hairline);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
    box-sizing: border-box;
}

.form-input, .form-select {
    height: 56px;
    min-height: 56px;
    padding: 0 1.25rem;
    line-height: 54px;
}

.form-select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 3rem;
    cursor: pointer;
    background-color: rgba(10, 10, 15, 0.85);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23E2C08D' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m7 15 5 5 5-5'/%3E%3Cpath d='m7 9 5-5 5 5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.25rem center;
    background-size: 14px 14px;
}

.form-select option {
    background-color: #0E0E14;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 15px rgba(226, 192, 141, 0.15);
}

.form-textarea {
    padding: 1rem 1.25rem;
    min-height: 120px;
    resize: vertical;
    line-height: 1.6;
}

.btn-submit-inquiry {
    width: 100%;
    height: 56px;
    border-radius: var(--radius-pill);
    background: var(--gold-foil);
    color: var(--bg-void);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    transition: all var(--transition-smooth);
}

.btn-submit-inquiry:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--gold-glow-strong);
}

.form-feedback {
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-align: center;
}
.form-feedback.error { color: #F87171; }
.form-feedback.success { color: var(--status-active); }

/* --- CRYPTOGRAPHIC TRANSMISSION RECEIPT HUD --- */
.form-receipt-hud {
    background: rgba(8, 8, 12, 0.96);
    border: 1px solid var(--gold-primary);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.75), 0 0 28px rgba(226, 192, 141, 0.15);
    border-radius: var(--radius-md);
    padding: 2.25rem;
    margin-top: 1.5rem;
    animation: receiptFadeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes receiptFadeIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.receipt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(226, 192, 141, 0.2);
    padding-bottom: 1.25rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.receipt-badge {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: #34D399;
    background: rgba(52, 211, 153, 0.1);
    border: 1px solid rgba(52, 211, 153, 0.3);
    padding: 0.35rem 0.8rem;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.receipt-hash {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    background: rgba(255, 255, 255, 0.04);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.receipt-summary {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.receipt-meta-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    background: rgba(14, 14, 20, 0.8);
    border: 1px solid rgba(226, 192, 141, 0.12);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    margin-bottom: 1.75rem;
}

.receipt-meta-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.receipt-meta-item .meta-label {
    color: var(--text-secondary);
    letter-spacing: 0.1em;
}

.receipt-meta-item .meta-val {
    color: var(--gold-light);
    font-weight: 600;
}

.receipt-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-receipt-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    min-height: 44px;
    padding: 0.85rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    border-radius: var(--radius-sm);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-sizing: border-box;
}

.btn-receipt-action.gold {
    background: var(--gold-primary);
    color: #060608;
    border: 1px solid var(--gold-primary);
}

.btn-receipt-action.gold:hover {
    background: var(--gold-light);
    box-shadow: 0 0 20px rgba(226, 192, 141, 0.4);
    transform: translateY(-2px);
}

.btn-receipt-action.glass {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-hairline);
}

.btn-receipt-action.glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--gold-primary);
    transform: translateY(-2px);
}

/* ==========================================================================
   FOOTER & COLOPHON
   ========================================================================== */
.site-footer {
    padding: 4rem 0 3rem 0;
    border-top: 1px solid var(--border-hairline);
    background: var(--bg-void);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    margin-bottom: 2.5rem;
}

.footer-brand {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-primary);
}

.footer-clock {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gold-primary);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-pill);
    background: rgba(226, 192, 141, 0.05);
    border: 1px solid var(--border-hairline);
}

.footer-socials {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-social-link {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast), text-shadow var(--transition-fast);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.footer-social-link:hover {
    color: var(--gold-light);
    text-shadow: 0 0 12px var(--gold-glow);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ==========================================================================
   INTERACTIVE SYSTEM ARCHITECTURE DRAWER (MODAL)
   ========================================================================== */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(12px);
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.drawer-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.system-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 680px;
    height: 100vh;
    background: #0C0C12;
    border-left: 1px solid var(--border-gold);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.9);
    z-index: 2001;
    transform: translateX(100%);
    transition: transform var(--transition-luxury);
    overflow-y: auto;
    padding: 3.5rem;
}

.system-drawer.open {
    transform: translateX(0);
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2.5rem;
}

.drawer-close-btn {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-hairline);
    color: var(--text-primary);
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.drawer-close-btn:hover {
    background: var(--gold-primary);
    color: var(--bg-void);
}

.drawer-category {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gold-primary);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.drawer-title {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.drawer-tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.drawer-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-bottom: 2.5rem;
}

.drawer-spec-card {
    padding: 1.25rem;
    border-radius: var(--radius-md);
    background: #12121A;
    border: 1px solid var(--border-hairline);
}

.drawer-spec-card .spec-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.drawer-spec-card .spec-val {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gold-primary);
}

.drawer-section-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.drawer-architecture-text {
    font-size: 0.98rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.drawer-highlights-list {
    list-style: none;
    margin-bottom: 2.5rem;
}

.drawer-highlights-list li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0.85rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.tech-stack-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 3rem;
}

.tech-tag {
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-pill);
    background: rgba(226, 192, 141, 0.08);
    border: 1px solid var(--border-hairline);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gold-primary);
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS (MOTION THAT WHISPERS)
   ========================================================================== */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(16px);
    filter: blur(4px);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
                filter 0.85s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform, filter;
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

/* Tactile micro-press for high-end luxury touch & click */
.btn:active,
button:active,
.system-card:active,
.timeline-card:active {
    transform: scale(0.982);
    transition: transform 0.08s ease-out;
}

/* Delay modifiers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* --- MOBILE MENU TOGGLE (HAMBURGER) --- */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    background: transparent;
    border: 1px solid var(--border-hairline);
    border-radius: var(--radius-pill);
    cursor: pointer;
    padding: 0;
    transition: var(--transition-fast);
}

.mobile-menu-toggle:hover {
    border-color: var(--border-gold);
    background: rgba(226, 192, 141, 0.08);
}

.hamburger-line {
    width: 20px;
    height: 1.5px;
    background: var(--gold-light);
    border-radius: 2px;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.mobile-menu-toggle.active .line-1 {
    transform: translateY(3.75px) rotate(45deg);
}

.mobile-menu-toggle.active .line-2 {
    transform: translateY(-3.75px) rotate(-45deg);
}

/* --- FULL-SCREEN BESPOKE LUXURY MOBILE MENU OVERLAY --- */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(7, 7, 9, 0.97);
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s;
    overflow-y: auto;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.mobile-menu-inner {
    min-height: 100%;
    padding: 1.5rem 1.5rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    max-width: 500px;
    margin: 0 auto;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-hairline);
}

.mobile-brand-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.mobile-brand-monogram {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(226, 192, 141, 0.2), rgba(212, 175, 55, 0.08));
    border: 1px solid var(--border-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gold-light);
}

.mobile-brand-title {
    font-family: var(--font-display);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    color: var(--text-primary);
}

.mobile-menu-close-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-hairline);
    background: rgba(226, 192, 141, 0.05);
    color: var(--gold-light);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.mobile-menu-close-btn:hover {
    border-color: var(--border-gold);
    background: rgba(226, 192, 141, 0.15);
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 2rem 0;
}

.mobile-nav-item {
    display: flex;
    align-items: baseline;
    gap: 1.25rem;
    padding: 0.85rem 0;
    text-decoration: none;
    border-bottom: 1px solid rgba(226, 192, 141, 0.06);
    transform: translateY(16px);
    opacity: 0;
    transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s;
}

.mobile-menu-overlay.active .mobile-nav-item {
    transform: translateY(0);
    opacity: 1;
}

.mobile-menu-overlay.active .mobile-nav-item:nth-child(1) { transition-delay: 0.06s; }
.mobile-menu-overlay.active .mobile-nav-item:nth-child(2) { transition-delay: 0.10s; }
.mobile-menu-overlay.active .mobile-nav-item:nth-child(3) { transition-delay: 0.14s; }
.mobile-menu-overlay.active .mobile-nav-item:nth-child(4) { transition-delay: 0.18s; }
.mobile-menu-overlay.active .mobile-nav-item:nth-child(5) { transition-delay: 0.22s; }
.mobile-menu-overlay.active .mobile-nav-item:nth-child(6) { transition-delay: 0.26s; }

.mobile-nav-num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gold-amber);
    letter-spacing: 0.1em;
}

.mobile-nav-label {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.08em;
}

.mobile-nav-item:hover .mobile-nav-label {
    color: var(--gold-primary);
}

.mobile-menu-audio-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    margin: 0.5rem 0 1.25rem;
    border-top: 1px solid var(--border-hairline);
    border-bottom: 1px solid var(--border-hairline);
}

.mobile-menu-audio-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    color: var(--gold-amber);
}

.mobile-drawer-sound-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.45rem 0.95rem;
    background: rgba(18, 18, 26, 0.9);
    border: 1px solid var(--border-hairline);
    border-radius: var(--radius-pill);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.mobile-drawer-sound-btn:hover,
.mobile-drawer-sound-btn.active {
    border-color: var(--gold-primary);
    color: var(--gold-light);
    box-shadow: 0 0 15px rgba(226, 192, 141, 0.25);
}

.mobile-menu-footer {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-hairline);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.mobile-meta-text {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.mobile-social-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.mobile-social-link {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    color: var(--gold-primary);
    text-decoration: none;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    background: rgba(226, 192, 141, 0.05);
    border: 1px solid var(--border-hairline);
    transition: all var(--transition-fast);
}

.mobile-social-link:hover,
.mobile-social-link:active {
    color: var(--gold-light);
    background: rgba(226, 192, 141, 0.15);
    border-color: var(--border-gold);
}

.mobile-cta-btn {
    width: 100%;
    text-align: center;
    justify-content: center;
    padding: 1rem 1.5rem;
}

/* --- CONTACT FORM ACTION ROW & COPY BUTTON --- */
.form-actions-row {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 1rem;
    margin-top: 0.5rem;
}

.btn-copy-brief {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.15rem 1.5rem;
    background: rgba(226, 192, 141, 0.05);
    border: 1px solid var(--border-hairline);
    color: var(--gold-light);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-copy-brief:hover {
    border-color: var(--border-gold);
    background: rgba(226, 192, 141, 0.12);
    color: #FFFFFF;
}

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

/* ==========================================================================
   RESPONSIVE DESIGN (BREAKPOINTS)
   ========================================================================== */
@media (max-width: 1200px) {
    .hero-layout {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content {
        margin: 0 auto;
    }
    .hero-actions {
        justify-content: center;
    }
    .hero-portrait-stage {
        order: -1;
        min-height: 480px;
    }
    .portrait-wrapper {
        max-width: 420px;
    }
    .hero-proof-strip {
        max-width: 550px;
        margin: 0 auto;
    }
    .systems-grid, .manifesto-grid {
        grid-template-columns: 1fr;
    }
    .terminal-body {
        grid-template-columns: 1fr;
    }
    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .endorsements-grid {
        grid-template-columns: 1fr;
    }
    .contact-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* Ultra-Smooth Scrolling Performance Engine (Mobile Hardware Acceleration) */
    .film-grain {
        display: none !important;
    }

    .reveal-on-scroll {
        filter: none !important;
        transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1) !important;
        will-change: opacity, transform !important;
    }

    .reveal-on-scroll.revealed {
        filter: none !important;
    }

    .system-card,
    .manifesto-card,
    .endorsement-card,
    .contact-form-panel {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        background: rgba(14, 14, 20, 0.95);
    }

    .nav-pill {
        padding: 0 1rem;
        height: 56px;
        justify-content: space-between;
    }
    .brand-name {
        display: none;
    }
    .nav-links {
        display: none; /* Replaced by bespoke luxury full-screen mobile menu */
    }
    .mobile-sound-toggle {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        min-height: 38px;
        padding: 0.35rem 0.75rem;
        background: rgba(14, 14, 20, 0.9);
        border: 1px solid var(--border-hairline);
        border-radius: var(--radius-pill);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        color: var(--text-secondary);
        font-family: var(--font-mono);
        font-size: 0.65rem;
        letter-spacing: 0.08em;
        cursor: pointer;
        transition: var(--transition-fast);
    }
    .mobile-sound-toggle:hover,
    .mobile-sound-toggle.active {
        border-color: var(--gold-primary);
        color: var(--gold-light);
        box-shadow: 0 0 12px rgba(226, 192, 141, 0.25);
    }
    .mobile-menu-toggle {
        display: flex;
    }
    .hero-section {
        padding-top: 5.5rem;
        padding-bottom: 3.5rem;
        min-height: auto;
    }
    .hero-title {
        font-size: clamp(2.2rem, 7.5vw, 2.8rem);
    }
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 0.85rem;
    }
    .btn {
        width: 100%;
    }
    .hero-proof-strip {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0.65rem;
        padding-top: 1.5rem;
        max-width: 100%;
    }
    .proof-val {
        font-size: clamp(1.15rem, 4vw, 1.55rem);
    }
    .proof-lbl {
        font-size: clamp(0.55rem, 2.1vw, 0.68rem);
        white-space: nowrap;
    }
    .hero-portrait-stage {
        min-height: 380px;
        margin-top: 1.5rem;
    }
    .portrait-wrapper {
        max-width: 320px;
    }

    /* Section Paddings Compressed on Mobile */
    .odyssey-section,
    .systems-section,
    .manifesto-section,
    .benchmark-section,
    .impact-section,
    .endorsements-section {
        padding: 3.75rem 0;
    }
    .contact-section {
        padding: 3.75rem 0 5rem 0;
    }

    /* Quote Banner */
    .manifesto-quote-banner {
        padding: 1.75rem 1.25rem;
        margin-bottom: 2.5rem;
    }
    .manifesto-quote-text {
        font-size: clamp(1.05rem, 4vw, 1.35rem);
    }

    /* System & Manifesto Cards */
    .system-card, .manifesto-card, .contact-form-panel {
        padding: 1.75rem 1.25rem;
    }
    .system-drawer {
        padding: 1.75rem 1.25rem;
    }

    /* Benchmark Section Mobile Overhaul */
    .terminal-body {
        padding: 1.25rem 0.85rem;
        gap: 1.5rem;
    }
    .telemetry-grid {
        gap: 0.65rem;
        margin-bottom: 1.25rem;
    }
    .telemetry-box {
        padding: 0.85rem 0.75rem;
    }
    .telemetry-lbl {
        font-size: 0.65rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .telemetry-val {
        font-size: clamp(1rem, 3.8vw, 1.35rem);
        word-break: break-word;
    }
    .waveform-monitor-wrap {
        width: 100%;
        overflow: hidden;
        margin-bottom: 1.25rem;
    }
    .waveform-canvas {
        width: 100% !important;
        max-width: 100%;
        height: auto;
    }
    .benchmark-actions {
        flex-direction: column;
        width: 100%;
        align-items: stretch;
        gap: 0.75rem;
    }
    .node-select-wrap,
    .node-select-wrap select,
    .btn-surge {
        width: 100%;
        box-sizing: border-box;
    }
    .node-select-wrap select {
        text-align-last: center;
        font-size: 0.78rem;
        padding: 0.75rem 0.5rem;
    }
    .btn-surge {
        justify-content: center;
        font-size: 0.78rem;
        padding: 0.85rem 1rem;
    }
    .canvas-header-bar {
        font-size: 0.62rem;
        padding: 0.5rem 0.75rem;
        justify-content: center;
        gap: 0.35rem;
        text-align: center;
    }
    .terminal-log-panel {
        padding: 1rem 0.85rem;
        height: 220px;
        font-size: 0.72rem;
    }

    /* Direct Contact Channels Mobile Stacking */
    .direct-channels {
        margin-bottom: 2rem;
    }
    .direct-channel-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
        padding: 0.85rem 0;
    }
    .channel-lbl {
        font-size: 0.68rem;
        letter-spacing: 0.08em;
    }
    .channel-val {
        text-align: left;
        word-break: break-word;
        font-size: 0.88rem;
        line-height: 1.4;
        max-width: 100%;
    }
    .contact-info-col p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    /* Endorsement Cards */
    .endorsement-card {
        padding: 1.75rem 1.25rem;
    }
    .endorsement-text {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
    }

    /* Impact Cards */
    .impact-grid {
        gap: 0.85rem;
    }
    .impact-card {
        padding: 1.5rem 0.85rem;
    }
    .impact-number {
        font-size: clamp(1.8rem, 6.5vw, 2.6rem);
    }
    .impact-label {
        font-size: 0.68rem;
    }

    /* Timeline Adjustments */
    .timeline-step {
        padding-left: 44px;
        margin-bottom: 2.5rem;
    }
    .timeline-stream::before {
        left: 17px;
    }
    .timeline-node {
        left: 8px;
    }
    .timeline-card {
        padding: 1.5rem 1.15rem;
    }
    .timeline-title {
        font-size: 1.25rem;
    }

    .footer-top, .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    .nav-pill {
        padding: 0 0.85rem;
    }
    .mobile-sound-text {
        display: none;
    }
    .mobile-sound-toggle {
        padding: 0.4rem 0.6rem;
        min-width: 38px;
        justify-content: center;
    }
    .hero-title {
        font-size: 2.2rem;
    }
    .terminal-body {
        padding: 1rem 0.65rem;
    }
    .telemetry-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .telemetry-box {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.75rem 0.85rem;
    }
    .telemetry-lbl {
        margin-bottom: 0;
    }
    .telemetry-val {
        font-size: 1.1rem;
    }
    .impact-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

/* ==========================================================================
   THE SOVEREIGN ODYSSEY // 2012 TO PRESENT (CHRONOLOGICAL STORY)
   ========================================================================== */
.odyssey-section {
    padding: 8rem 0;
    position: relative;
    background: radial-gradient(circle at 50% 20%, rgba(20, 18, 26, 0.7) 0%, var(--bg-void) 70%);
}

.manifesto-quote-banner {
    padding: 3rem 3.5rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(22, 20, 28, 0.8) 0%, rgba(14, 14, 20, 0.9) 100%);
    border: 1px solid var(--border-gold);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(226, 192, 141, 0.08);
    margin-bottom: 4.5rem;
    position: relative;
    overflow: hidden;
}

.manifesto-quote-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gold-foil);
}

.manifesto-quote-text {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2.2vw, 1.85rem);
    font-weight: 600;
    line-height: 1.45;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.manifesto-quote-text em {
    color: var(--gold-primary);
    font-style: normal;
}

.manifesto-author {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    color: var(--gold-amber);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Timeline Layout */
.timeline-stream {
    position: relative;
    padding: 2rem 0;
}

/* Central Golden Spine */
.timeline-stream::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--gold-primary) 10%, var(--gold-amber) 90%, transparent);
    transform: translateX(-50%);
    opacity: 0.35;
}

.timeline-step {
    display: grid;
    grid-template-columns: 1fr 60px 1fr;
    align-items: center;
    margin-bottom: 4rem;
    position: relative;
}

.timeline-step:last-child {
    margin-bottom: 0;
}

/* Alternate Left and Right */
.timeline-step:nth-child(odd) .timeline-card {
    grid-column: 1 / 2;
    text-align: right;
}

.timeline-step:nth-child(odd) .timeline-node {
    grid-column: 2 / 3;
}

.timeline-step:nth-child(odd) .timeline-spacer,
.timeline-step:nth-child(odd) .timeline-dust-slot,
.timeline-step:nth-child(odd) .timeline-schematic-slot {
    grid-column: 3 / 4;
}

.timeline-step:nth-child(even) .timeline-spacer,
.timeline-step:nth-child(even) .timeline-dust-slot,
.timeline-step:nth-child(even) .timeline-schematic-slot {
    grid-column: 1 / 2;
}

.timeline-step:nth-child(even) .timeline-node {
    grid-column: 2 / 3;
}

.timeline-step:nth-child(even) .timeline-card {
    grid-column: 3 / 4;
    text-align: left;
}

/* --- ODYSSEY MAGICAL GOLDEN STARDUST SILHOUETTES --- */
.timeline-dust-slot {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 330px;
    background: transparent;
    border: none;
    position: relative;
    pointer-events: auto;
}

.timeline-step:nth-child(odd) .timeline-dust-slot {
    padding-left: 1.5rem;
}

.timeline-step:nth-child(even) .timeline-dust-slot {
    padding-right: 1.5rem;
}

.timeline-dust-canvas {
    display: block;
    width: 100%;
    height: 290px;
    background: transparent;
    cursor: crosshair;
    border: none;
    outline: none;
}

.timeline-dust-label {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--gold-light);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-top: 10px;
    pointer-events: none;
    user-select: none;
    text-shadow: 0 0 16px rgba(226, 192, 141, 0.25);
    transition: color var(--transition-smooth), text-shadow var(--transition-smooth);
}

.timeline-dust-slot:hover .timeline-dust-label {
    color: #FFFFFF;
    text-shadow: 0 0 20px rgba(226, 192, 141, 0.5);
}

/* Timeline Node */
.timeline-node {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
}

.node-dot {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--bg-void);
    border: 2px solid var(--gold-primary);
    box-shadow: 0 0 15px var(--gold-glow);
    transition: all var(--transition-fast);
}

.timeline-step:hover .node-dot, .timeline-step.active .node-dot {
    background: var(--gold-primary);
    transform: scale(1.35);
    box-shadow: 0 0 25px var(--gold-glow-strong);
}

/* Timeline Card */
.timeline-card {
    padding: 2.5rem 2.5rem;
    border-radius: var(--radius-lg);
    background: var(--bg-glass-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-hairline);
    transition: border-color var(--transition-smooth), transform var(--transition-smooth), box-shadow var(--transition-smooth);
    position: relative;
}

.timeline-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-4px);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.6), 0 0 25px rgba(226, 192, 141, 0.1);
}

.timeline-step:nth-child(odd) .timeline-card .timeline-tags {
    justify-content: flex-end;
}

.timeline-step:nth-child(even) .timeline-card .timeline-tags {
    justify-content: flex-start;
}

.timeline-tags {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.timeline-years {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--gold-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-pill);
    background: rgba(226, 192, 141, 0.1);
    border: 1px solid var(--border-hairline);
}

.timeline-location {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
}

.timeline-title {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.timeline-subtitle {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gold-amber);
    margin-bottom: 1.25rem;
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Active Highlight Card for the AI Sovereign Shift */
.timeline-card.highlight-card {
    background: linear-gradient(135deg, rgba(28, 24, 32, 0.85) 0%, rgba(18, 18, 24, 0.9) 100%);
    border: 1px solid var(--border-gold-active);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7), 0 0 30px rgba(226, 192, 141, 0.15);
}

.timeline-card.highlight-card .timeline-title {
    background: var(--gold-foil);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Mobile Responsive Timeline */
@media (max-width: 900px) {
    .timeline-stream::before {
        left: 20px;
    }

    .timeline-step {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        padding-left: 55px;
        margin-bottom: 3rem;
    }

    .timeline-node {
        position: absolute;
        left: 11px;
        top: 2rem;
    }

    .timeline-card {
        order: 1;
        width: 100%;
        text-align: left !important;
        padding: 2rem 1.5rem;
    }

    .timeline-tags {
        justify-content: flex-start !important;
    }

    .timeline-spacer,
    .timeline-schematic-slot {
        display: none !important;
    }

    .timeline-dust-slot {
        order: 2;
        display: flex !important;
        width: 100%;
        height: 220px;
        margin-top: 1.25rem;
        padding: 0 !important;
        justify-content: center;
        align-items: center;
    }

    .timeline-dust-canvas {
        width: 100%;
        height: 180px;
        touch-action: pan-y;
    }

    .timeline-dust-label {
        font-size: 0.82rem;
        margin-top: 6px;
    }

    .manifesto-quote-banner {
        padding: 2rem 1.5rem;
    }
}

/* ==========================================================================
   AWWWARDS 9+ POLISH: CURSOR, SCROLL RAIL, NODE-GRAPH & BLUEPRINTS
   ========================================================================== */

/* --- 1. FLUID DUAL-RING MAGNETIC CURSOR --- */
.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 6px;
    height: 6px;
    background: #FBF2DE;
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    box-shadow: 0 0 10px rgba(251, 242, 222, 0.85);
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.cursor-aura {
    position: fixed;
    top: 0;
    left: 0;
    width: 36px;
    height: 36px;
    margin-left: -18px;
    margin-top: -18px;
    border: 1.2px solid rgba(226, 192, 141, 0.45);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99998;
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s, background 0.2s, box-shadow 0.2s, width 0.25s cubic-bezier(0.16, 1, 0.3, 1), height 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-radius 0.25s, margin 0.25s, padding 0.25s;
}

.cursor-dot.visible,
.cursor-aura.visible {
    opacity: 1;
}

.cursor-aura.cursor-hover {
    border-color: var(--gold-primary);
    background: rgba(226, 192, 141, 0.12);
    box-shadow: 0 0 24px rgba(226, 192, 141, 0.35);
}

.cursor-aura.badge-mode {
    width: auto;
    min-width: 86px;
    height: 28px;
    margin-left: 14px;
    margin-top: 14px;
    padding: 0 12px;
    border-radius: var(--radius-pill);
    background: rgba(12, 12, 18, 0.94);
    border: 1px solid var(--gold-primary);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6), 0 0 18px rgba(226, 192, 141, 0.3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.cursor-badge {
    display: none;
    font-family: var(--font-mono);
    font-size: 0.64rem;
    font-weight: 700;
    color: #FBF2DE;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    white-space: nowrap;
}

.cursor-aura.badge-mode .cursor-badge {
    display: inline-block;
}

/* Eliminate native OS arrow cursor completely on fine-pointer desktop devices */
@media (hover: hover) and (pointer: fine) {
    *, *::before, *::after {
        cursor: none !important;
    }
}

/* --- 2. VIEWPORT SCROLL PROGRESS RAIL --- */
.scroll-progress-rail {
    position: fixed;
    right: 28px;
    top: 50%;
    transform: translateY(-50%);
    height: 220px;
    width: 2px;
    z-index: 800;
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: none;
}

.rail-track {
    width: 2px;
    height: 100%;
    background: rgba(226, 192, 141, 0.12);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.rail-bar {
    width: 100%;
    height: 0%;
    background: var(--gold-foil);
    border-radius: 2px;
    box-shadow: 0 0 10px var(--gold-primary);
}

.rail-top-btn {
    pointer-events: auto;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(14, 14, 20, 0.85);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-gold);
    color: var(--gold-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 14px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition-smooth);
    font-size: 0.85rem;
}

.rail-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.rail-top-btn:hover {
    background: var(--gold-primary);
    color: var(--bg-void);
    box-shadow: 0 0 20px var(--gold-glow);
}

@media (max-width: 900px) {
    .scroll-progress-rail {
        display: none;
    }
}

/* --- 3. INTERACTIVE GLOBAL NODE-GRAPH VISUALIZER --- */
.node-graph-wrapper {
    position: relative;
    width: 100%;
    border-radius: var(--radius-md);
    background: rgba(6, 6, 9, 0.95);
    border: 1px solid var(--border-gold);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6) inset;
    overflow: hidden;
    margin-bottom: 2rem;
}

.node-graph-header,
.canvas-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.25rem;
    border-bottom: 1px solid rgba(226, 192, 141, 0.12);
    background: rgba(12, 12, 18, 0.85);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--gold-primary);
    letter-spacing: 0.08em;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.node-orbit-hint {
    background: rgba(226, 192, 141, 0.12);
    border: 1px solid rgba(226, 192, 141, 0.35);
    color: var(--gold-light);
    padding: 0.22rem 0.65rem;
    border-radius: var(--radius-sm);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    animation: pulseOrbitHint 2.4s infinite ease-in-out;
    user-select: none;
}

@keyframes pulseOrbitHint {
    0%, 100% { opacity: 0.75; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.03); border-color: var(--gold-primary); }
}

.node-graph-canvas {
    display: block;
    width: 100%;
    height: 320px;
    cursor: grab;
    touch-action: none;
}

.node-graph-canvas:active {
    cursor: grabbing;
}

/* --- 4. DYNAMIC SVG ARCHITECTURAL BLUEPRINTS --- */
.drawer-blueprint-box {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    background: rgba(10, 10, 16, 0.95);
    border: 1px solid var(--border-gold);
    margin-bottom: 2.25rem;
    overflow-x: auto;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.5) inset;
}

.blueprint-svg {
    width: 100%;
    height: auto;
    min-width: 480px;
    display: block;
}

/* --- 5. HIGH-CONTRAST WCAG ACCESSIBILITY FOCUS ARCHITECTURE --- */
:focus-visible {
    outline: 2px solid var(--gold-primary) !important;
    outline-offset: 3px !important;
}

button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    box-shadow: 0 0 15px var(--gold-glow-strong) !important;
}

/* --- 6. CONTRAST & LUMINANCE BOOST --- */
.mono-tag {
    color: #FBF2DE !important;
    text-shadow: 0 0 12px rgba(226, 192, 141, 0.35);
}

.proof-val {
    color: #FBF2DE !important;
    text-shadow: 0 0 20px rgba(226, 192, 141, 0.3);
}

.proof-lbl {
    color: #C8C7C0 !important;
}

.timeline-subtitle {
    color: #FBF2DE !important;
}

.timeline-desc {
    color: #D4D3CD !important;
}

/* ==========================================================================
   SOTY 9.5+ MASTERWORK ADDITIONS: MARQUEE, SCRUBBER, OSCILLOSCOPE, HUD & AUDIO
   ========================================================================== */

/* --- 1. KINETIC EDITORIAL MARQUEE RIBBONS --- */
.marquee-ribbon {
    width: 100%;
    overflow: hidden;
    padding: 1.15rem 0;
    background: rgba(14, 14, 20, 0.45);
    border-top: 1px solid var(--border-hairline);
    border-bottom: 1px solid var(--border-hairline);
    position: relative;
    user-select: none;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
    transform: skewX(var(--scroll-skew, 0deg));
    transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

.marquee-track {
    display: flex;
    white-space: nowrap;
    gap: 2.5rem;
    animation: marqueeScroll 32s linear infinite;
}

.marquee-ribbon.reverse .marquee-track {
    animation: marqueeScrollReverse 34s linear infinite;
}

.marquee-track span {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--gold-light);
    letter-spacing: 0.18em;
    opacity: 0.75;
    transition: opacity 0.3s;
}

.marquee-ribbon:hover .marquee-track span {
    opacity: 1;
    color: #FFFFFF;
}

@keyframes marqueeScroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@keyframes marqueeScrollReverse {
    from { transform: translateX(-50%); }
    to { transform: translateX(0); }
}

/* --- 2. INTERACTIVE CHRONOLOGY SCRUBBER --- */
.chronology-scrubber {
    margin: 2rem 0 3.5rem;
    width: 100%;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--border-gold) transparent;
    padding-bottom: 0.75rem;
}

.chronology-scrubber::-webkit-scrollbar {
    height: 3px;
}
.chronology-scrubber::-webkit-scrollbar-thumb {
    background: var(--border-gold);
    border-radius: 3px;
}

.scrubber-track {
    display: flex;
    gap: 0.75rem;
    min-width: max-content;
    padding: 0 0.25rem;
}

.scrubber-pill {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.65rem 1.25rem;
    background: rgba(18, 18, 26, 0.7);
    border: 1px solid var(--border-hairline);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: var(--transition-fast);
}

.scrubber-pill:hover {
    border-color: var(--border-gold);
    background: rgba(26, 26, 38, 0.9);
    transform: translateY(-2px);
}

.scrubber-pill.active {
    border-color: var(--gold-primary);
    background: linear-gradient(135deg, rgba(226, 192, 141, 0.18), rgba(212, 175, 55, 0.08));
    box-shadow: 0 0 16px rgba(226, 192, 141, 0.25);
}

.scrubber-year {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--gold-amber);
    letter-spacing: 0.05em;
}

.scrubber-title {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.08em;
}

.scrubber-pill.active .scrubber-title {
    color: var(--gold-light);
}

/* --- 3. REAL-TIME CRT LATENCY OSCILLOSCOPE --- */
.waveform-monitor-wrap {
    margin-bottom: 1.25rem;
    padding: 0.85rem;
    background: rgba(6, 6, 10, 0.92);
    border: 1px solid var(--border-hairline);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

.waveform-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
}

.waveform-title {
    color: var(--text-muted);
}

.waveform-status {
    color: var(--status-active);
    font-weight: 600;
    text-shadow: 0 0 8px var(--status-active-glow);
}

.waveform-canvas {
    display: block;
    width: 100%;
    height: 72px;
    background: #040407;
    border-radius: 4px;
}

/* --- 4. FLOATING LUXURY OPT-IN AUDIO PILL --- */
.audio-pill-wrap {
    position: fixed;
    bottom: 28px;
    left: 28px;
    z-index: 850;
}

.audio-beacon-tooltip {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 0;
    white-space: nowrap;
    background: rgba(10, 10, 15, 0.95);
    border: 1px solid var(--gold-primary);
    box-shadow: 0 0 20px rgba(226, 192, 141, 0.35);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--gold-light);
    letter-spacing: 0.12em;
    pointer-events: none;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
    animation: beaconPulse 2.4s infinite ease-in-out;
}

.audio-beacon-tooltip.fade-out {
    opacity: 0;
    transform: translateY(6px);
    pointer-events: none;
}

.audio-beacon-tooltip .beacon-star {
    color: #FBF2DE;
    margin-right: 0.3rem;
}

@keyframes beaconPulse {
    0%, 100% {
        box-shadow: 0 0 12px rgba(226, 192, 141, 0.2);
    }
    50% {
        box-shadow: 0 0 24px rgba(226, 192, 141, 0.5);
    }
}

.sound-pill-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 44px;
    min-width: 44px;
    padding: 0.65rem 1.15rem;
    background: rgba(14, 14, 20, 0.88);
    border: 1px solid var(--border-hairline);
    border-radius: var(--radius-pill);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    transition: var(--transition-fast);
    box-sizing: border-box;
}

.sound-pill-btn:hover {
    border-color: var(--border-gold);
    color: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(226, 192, 141, 0.18);
}

.sound-pill-btn.active {
    border-color: var(--gold-primary);
    color: var(--gold-light);
    background: rgba(20, 18, 28, 0.95);
    box-shadow: 0 0 20px rgba(226, 192, 141, 0.3);
}

.sound-wave-icon {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 14px;
}

.sound-bar {
    width: 2.5px;
    height: 6px;
    background: var(--text-muted);
    border-radius: 1px;
    transition: height 0.2s, background 0.2s;
}

.sound-pill-btn.active .sound-bar {
    background: var(--gold-primary);
    animation: soundWavePulse 1.2s ease-in-out infinite alternate;
}

.sound-pill-btn.active .bar-1 { animation-delay: 0.0s; }
.sound-pill-btn.active .bar-2 { animation-delay: 0.2s; }
.sound-pill-btn.active .bar-3 { animation-delay: 0.4s; }

@keyframes soundWavePulse {
    0% { height: 4px; }
    50% { height: 14px; }
    100% { height: 6px; }
}

@media (max-width: 768px) {
    .audio-pill-wrap {
        display: none !important;
        visibility: hidden !important;
        pointer-events: none !important;
        opacity: 0 !important;
    }
}

/* --- 5. KEYBOARD COMMAND SHORTCUTS HUD MODAL --- */
.command-hud-overlay {
    position: fixed;
    inset: 0;
    background: rgba(7, 7, 9, 0.85);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s;
}

.command-hud-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.command-hud {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.96);
    z-index: 10002;
    width: 90%;
    max-width: 580px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease, visibility 0.3s;
}

.command-hud.active {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.command-hud-card {
    background: rgba(14, 14, 22, 0.96);
    border: 1px solid var(--border-gold);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 30px rgba(226, 192, 141, 0.15);
}

.hud-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-hairline);
    margin-bottom: 1.5rem;
}

.hud-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--gold-light);
    letter-spacing: 0.12em;
}

.hud-close-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-hairline);
    background: transparent;
    color: var(--gold-light);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.hud-close-btn:hover {
    border-color: var(--border-gold);
    background: rgba(226, 192, 141, 0.15);
}

.hud-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}

.hud-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.85rem;
    background: rgba(8, 8, 12, 0.6);
    border: 1px solid rgba(226, 192, 141, 0.08);
    border-radius: var(--radius-sm);
}

.hud-item kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 6px;
    background: rgba(226, 192, 141, 0.15);
    border: 1px solid var(--border-gold);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--gold-light);
    box-shadow: 0 2px 0 rgba(0, 0, 0, 0.4);
}

.hud-item span {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--text-primary);
}

.hud-footer {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-hairline);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.hud-footer kbd {
    padding: 1px 4px;
    border: 1px solid var(--border-hairline);
    border-radius: 3px;
    color: var(--gold-primary);
}

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

/* --- 6. HERO PORTRAIT STAGE 3D PERSPECTIVE PARALLAX --- */
.hero-portrait-stage {
    perspective: 1200px;
    transform-style: preserve-3d;
}

.portrait-wrapper {
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    transform-style: preserve-3d;
    will-change: transform;
}

.system-desc {
    color: #D4D3CD !important;
}

/* --- 7. INTERACTIVE ARCHITECTURE DRAWER SANDBOX TOOLBAR --- */
.drawer-sandbox-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 0.75rem;
    margin-bottom: 2rem;
    padding: 0.85rem 1.15rem;
    background: rgba(8, 8, 12, 0.9);
    border: 1px solid var(--border-hairline);
    border-radius: var(--radius-sm);
}

.sandbox-status {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.sandbox-indicator {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #34D399;
    box-shadow: 0 0 8px rgba(52, 211, 153, 0.8);
    transition: background 0.3s, box-shadow 0.3s;
}

.sandbox-indicator.simulating {
    background: var(--gold-primary);
    box-shadow: 0 0 12px var(--gold-primary);
    animation: statusPulse 0.5s infinite ease-in-out;
}

.sandbox-state-text {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-primary);
}

.btn-drawer-sim {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
    padding: 0.65rem 1.25rem;
    background: rgba(226, 192, 141, 0.1);
    border: 1px solid var(--border-gold);
    border-radius: var(--radius-pill);
    color: var(--gold-light);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: var(--transition-fast);
    box-sizing: border-box;
}

.btn-drawer-sim:hover {
    background: var(--gold-primary);
    color: var(--bg-void);
    box-shadow: 0 0 16px rgba(226, 192, 141, 0.35);
    transform: translateY(-1px);
}

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

.sandbox-slider-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    flex-wrap: wrap;
}

.sandbox-slider-label {
    display: flex;
    gap: 0.4rem;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    white-space: nowrap;
}

.sandbox-load-val {
    color: var(--gold-primary);
    font-weight: 700;
}

.drawer-range-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100px;
    height: 4px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 2px;
    outline: none;
}

.drawer-range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gold-primary);
    box-shadow: 0 0 8px var(--gold-primary);
    cursor: pointer;
    transition: transform 0.15s;
}

.drawer-range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.3);
}

/* --- TABULAR NUMERALS ANTI-JITTER --- */
.telemetry-val,
.waveform-telemetry,
.proof-val,
.receipt-meta-item .meta-val,
.world-clock,
.sandbox-load-val,
#telemetry-req,
#telemetry-lat,
#telemetry-err,
#telemetry-nodes {
    font-variant-numeric: tabular-nums lining-nums;
}

/* Dynamic Blueprint SVG Animation Hooks */
.blueprint-svg line.sim-active,
.blueprint-svg path.sim-active {
    stroke: #FBF2DE !important;
    stroke-width: 2.2 !important;
    filter: drop-shadow(0 0 6px #E2C08D);
}

.blueprint-svg rect.sim-active,
.blueprint-svg circle.sim-active {
    stroke: #34D399 !important;
    filter: drop-shadow(0 0 8px #34D399);
}

/* ==========================================================================
   ACCESSIBILITY & PREFERS-REDUCED-MOTION OVERRIDES (WCAG 2.1 AA COMPLIANT)
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
    .reveal-on-scroll {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
        transition: none !important;
    }
    .marquee-track {
        animation: none !important;
    }
    .cursor-dot,
    .cursor-aura {
        display: none !important;
    }
    *, *::before, *::after {
        cursor: auto !important;
    }
    .hero-gold-canvas {
        opacity: 0.35 !important;
    }
    .tilt-card {
        transform: none !important;
    }
    .portrait-wrapper {
        transform: none !important;
    }
}