@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500&display=swap');

:root {
    /* Absolute Pitch Black Theme */
    --obsidian: #000000;
    --accent-blue: #0A66C2; /* Deep Apple-style blue */
    --accent-blue-glow: rgba(10, 102, 194, 0.4);
    --text-primary: #FFFFFF;
    --text-title: #FFFFFF;
    --text-secondary: #86868B; /* Apple metallic grey */
    --text-muted: #424245; /* Deeper grey for unscrubbed text */
    
    /* Typography */
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacings */
    --spacing-section: clamp(8rem, 12vw, 15rem); 
    --spacing-md: 4rem;
    
    /* Layout */
    --container-w: 1600px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--obsidian);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.4;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Base layer context */
main, footer {
    position: relative;
    z-index: 10;
}

/* Lenis Smooth Scroll Setup */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }
.lenis.lenis-smooth iframe { pointer-events: none; }

/* Universal Typography */
h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.05em;
    color: var(--text-title);
}

a {
    color: var(--text-primary);
    text-decoration: none;
    position: relative;
    display: inline-block;
}

.container {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 5%;
}

.container-narrow {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 5%;
}

.whitespace-huge {
    padding: var(--spacing-section) 0;
}

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

/* Three.js WebGL Container */
#webgl-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0; /* Fixed from -2 to prevent body background hiding it */
    pointer-events: none;
    background: transparent;
}

/* Cinematic Video Backgrounds */
.video-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    z-index: -1;
    opacity: 0.4;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at center, transparent 0%, #000 90%);
    z-index: 0;
}

/* VisionOS Glassmorphism Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: background 0.5s ease;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.nav-links a.active, .nav-links a:hover {
    color: var(--text-primary);
}

/* Premium Buttons */
.btn-premium {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    color: var(--obsidian);
    background: var(--text-primary);
    border-radius: 100px;
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.btn-premium:hover {
    transform: scale(1.05);
    background: #f5f5f7;
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
}

.btn-premium-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.2);
}

.btn-premium-outline:hover {
    background: rgba(255,255,255,0.1);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.5);
    transform: scale(1.02);
}

/* Huge Hero Sections */
.hero-epic {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-epic .hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    width: 100%;
}

.hero-epic .tagline {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    display: block;
}

.hero-epic .title {
    font-size: 12vw; /* Massive */
    line-height: 0.9;
    background: linear-gradient(180deg, #fff 0%, #86868B 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 2rem;
}

/* Text Scrubbing Classes (Apple Style) */
.scrub-container {
    min-height: 80vh; /* Reduced from 100vh to tighten flow */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5rem 0;
}

.institutional-line {
    margin-top: 4rem;
    font-size: 0.8rem;
    line-height: 1.6;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.institutional-line span {
    color: var(--text-secondary);
    font-weight: 500;
}

.scrub-text {
    font-size: 6vw;
    line-height: 1.1;
    font-weight: 600;
    color: var(--text-muted); /* Starts dark grey */
    max-width: 80%;
    margin: 0 auto;
    text-align: center;
    white-space: normal; /* Critical for spacing */
}

/* Individual words will be injected via JS for scrubbing */
.scrub-text .word {
    display: inline; /* Fixed from inline-block to prevent word spacing issues */
}

/* Redirected Split Layout for The Shift Section */
.shift-interactive-v2 {
    padding: var(--spacing-section) 0;
    position: relative;
    overflow: visible;
}

.shift-interactive-v2 .split-layout {
    display: flex;
    gap: 5vw;
    align-items: flex-start;
}

.shift-text-side {
    flex: 1;
}

.shift-text-side .scrub-text {
    text-align: left;
    margin: 0;
    max-width: 100%;
    font-size: 5vw;
}

.shift-visual-side {
    flex: 1;
    height: 100vh;
    position: sticky;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shift-visual-stage {
    position: relative;
    width: 100%;
    height: 60vh;
    border-radius: 40px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
}

.visual-item {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    opacity: 0;
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(0.95);
    pointer-events: none;
}

.visual-item.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.shifting-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 30px rgba(0,0,0,0.5));
}

.img-paradigm {
    filter: drop-shadow(0 0 50px rgba(255,59,48,0.2));
}

.img-evolution {
    filter: drop-shadow(0 0 50px rgba(10, 102, 194, 0.3));
}

.img-conclusion {
    filter: drop-shadow(0 0 50px rgba(255,255,255,0.2));
}

/* Founder / Feature Cards */
.glass-card {
    background: rgba(25, 25, 25, 0.4);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 30px;
    padding: 4rem;
    transition: transform 0.4s ease, background 0.4s ease;
}

.glass-card:hover {
    transform: translateY(-10px);
    background: rgba(35, 35, 35, 0.5);
    border-color: rgba(255,255,255,0.1);
}

.founders-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 8rem;
}

/* Rich Media Layouts (New) */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 400px);
    gap: 2rem;
    margin-top: 4rem;
}

.bento-item {
    background: rgba(25, 25, 25, 0.4);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: transform 0.4s ease, border-color 0.4s ease;
}

.bento-item:hover {
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.15);
}

.bento-large {
    grid-column: span 2;
}

.image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 30px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.image-wrapper:hover img {
    transform: scale(1.05);
}

.text-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.1);
    border-radius: 100px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-bottom: 1rem;
    backdrop-filter: blur(10px);
}

/* Clean Form */
.premium-form {
    max-width: 800px;
    margin: 0 auto;
}

.input-row {
    margin-bottom: 3rem;
    position: relative;
}

.input-row input, .input-row textarea {
    width: 100%;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 15px;
    padding: 2rem;
    color: var(--text-primary);
    font-size: 1.5rem;
    font-family: var(--font-body);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.input-row input:focus, .input-row textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(10, 102, 194, 0.05);
}

/* =====================================================
   CINEMATIC FOOTER — Deep Matte Black, Premium Layout
   ===================================================== */
.footer-cinematic {
    background: #050505;
    padding: 6rem 5% 0;
    border-top: 1px solid rgba(255,255,255,0.04);
    position: relative;
    overflow: hidden;
}

/* Subtle top gradient glow */
.footer-cinematic::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}

/* Brand Section */
.footer-brand-section {
    text-align: center;
    padding-bottom: 5rem;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.footer-brand-logo {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: #fff;
    margin-bottom: 1.8rem;
}

.footer-brand-tagline {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.8;
    letter-spacing: 0.04em;
    max-width: 550px;
    margin: 0 auto;
    font-weight: 400;
}

.footer-brand-tagline .designed-in {
    display: block;
    margin-top: 0.6rem;
    color: rgba(255,255,255,0.4);
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 400;
}

/* Footer Columns Grid */
.footer-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 700px;
    margin: 0 auto;
    padding: 5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.footer-col h4 {
    color: rgba(255,255,255,0.55);
    margin-bottom: 1.8rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-weight: 600;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 1rem;
}

.footer-col ul li a {
    color: rgba(255,255,255,0.65);
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
}

.footer-col ul li a:hover {
    color: #fff;
    transform: translateX(4px);
}

/* Social icons row */
.footer-social-row {
    display: flex;
    gap: 1.8rem;
    margin-top: 0.8rem;
}

.footer-social-row a {
    color: rgba(255,255,255,0.55);
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-social-row a:hover {
    color: #fff;
}

/* Institutional Backing Section */
.footer-institutional {
    text-align: center;
    padding: 4.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.footer-institutional .backed-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: rgba(255,255,255,0.4);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.footer-institutional .institution-name {
    font-size: 1rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.8;
    letter-spacing: 0.06em;
    font-weight: 500;
}

.footer-institutional .institution-name span {
    display: block;
}

/* Creative Logo Container — Glowing Ring */
.footer-logo-wrap {
    margin-top: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-logo-ring {
    position: relative;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, transparent 70%);
    border: 1px solid rgba(255,255,255,0.08);
    transition: border-color 0.5s ease, box-shadow 0.5s ease;
}

.footer-logo-ring::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: linear-gradient(135deg, rgba(255,255,255,0.06), transparent, rgba(10,102,194,0.1)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: footerRingPulse 4s ease-in-out infinite;
}

.footer-logo-ring:hover {
    border-color: rgba(255,255,255,0.15);
    box-shadow: 0 0 30px rgba(10,102,194,0.1), 0 0 60px rgba(255,255,255,0.03);
}

.footer-logo-ring:hover img {
    opacity: 0.85;
    filter: grayscale(100%) brightness(0.75) drop-shadow(0 0 8px rgba(255,255,255,0.15));
}

@keyframes footerRingPulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

.footer-logo-wrap img {
    max-width: 70px !important;
    max-height: 70px !important;
    width: auto !important;
    height: auto !important;
    filter: grayscale(100%) brightness(0.5);
    opacity: 0.6;
    transition: filter 0.5s ease, opacity 0.5s ease;
    border-radius: 0 !important;
    border: none !important;
    object-fit: contain;
}

/* Legal Line — Subtle but Readable */
.footer-legal {
    text-align: center;
    padding: 2.5rem 0 1.5rem;
    color: rgba(255,255,255,0.3);
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    line-height: 1.8;
    font-weight: 400;
}

.footer-legal .dev-notice {
    display: block;
    margin-top: 0.3rem;
    font-style: italic;
    color: rgba(255,255,255,0.2);
}

/* Cinematic Micro-Line — Very Bottom */
.footer-micro-line {
    text-align: center;
    padding: 1.5rem 0 3rem;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.15);
    letter-spacing: 0.18em;
    font-family: var(--font-heading);
    font-weight: 400;
    text-transform: uppercase;
    transition: color 0.5s ease;
}

.footer-micro-line:hover {
    color: rgba(255,255,255,0.35);
}

/* Component Bridges for Subpages */
.hero-cinematic {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}
.hero-tagline, .contact-disclaimer {
    font-size: 1rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 1rem;
}
.hero-title, .text-statement {
    font-size: 5vw;
    line-height: 1;
    background: linear-gradient(180deg, #fff 0%, #86868B 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-heading);
    font-weight: 600;
}
.hero-title.reveal-text span, .text-statement {
    display: inline-block;
}
.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
}
.highlight-text {
    font-size: 2.5rem;
    font-weight: 500;
    line-height: 1.2;
    color: #fff;
}
.list-cinematic {
    list-style: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
}
.list-cinematic li {
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 1rem;
}
.btn-cinematic {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--obsidian);
    background: var(--text-primary);
    border-radius: 100px;
    margin-top: 2rem;
    transition: transform 0.3s ease;
}
.btn-cinematic:hover {
    transform: scale(1.05);
}
.form-group-wrapper {
    margin-bottom: 2rem;
}
.form-group {
    position: relative;
}
.form-group input, .form-group textarea {
    width: 100%;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 15px;
    padding: 1.5rem;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-family: var(--font-body);
}
.form-group label {
    position: absolute;
    left: 1.5rem;
    top: 1.5rem;
    color: rgba(255,255,255,0.3);
    pointer-events: none;
}

/* Media Queries */
@media (max-width: 1024px) {
    :root { --spacing-section: 15rem; }
    .hero-epic .title { font-size: 15vw; }
    .scrub-text { font-size: 8vw; max-width: 95%; }
    .founders-wrap { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    .footer-columns { grid-template-columns: 1fr; gap: 3rem; }
    .footer-brand-logo { font-size: 1.6rem; }
}