:root {
    /* Premium Color Palette */
    --bg-base: #030303;
    --bg-surface: #0a0a0b;
    --bg-elevated: #111112;
    
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    
    /* Brand Accents */
    --accent-primary: #8b5cf6;
    --accent-secondary: #06b6d4;
    --accent-glow: rgba(139, 92, 246, 0.15);
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-24: 6rem;
    --space-32: 8rem;

    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --transition-premium: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    height: 100%;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-main);
    overflow-x: hidden;
    font-feature-settings: "cv02", "cv05", "cv11", "ss01";
    min-height: 100%;
}

/* Global Noise Texture */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    opacity: 0.03;
    z-index: 9999;
    pointer-events: none;
    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='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Global Spotlight Cursor */
#spotlight {
    position: fixed;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

@media (max-width: 1024px) {
    #spotlight { display: none; }
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-8);
}

@media (max-width: 640px) {
    .container { padding: 0 var(--space-6); }
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--space-16);
    z-index: 1000;
    transition: var(--transition-premium);
    display: flex;
    align-items: center;
}

.navbar.scrolled {
    background: rgba(3, 3, 3, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    height: var(--space-12);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.03em;
    text-decoration: none;
    color: white;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.logo-dot {
    width: 8px;
    height: 8px;
    background: linear-gradient(to tr, var(--accent-primary), var(--accent-secondary));
    border-radius: 2px;
}

.nav-links {
    display: flex;
    gap: var(--space-8);
    list-style: none;
    transition: var(--transition-premium);
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition-premium);
    padding: var(--space-2) 0;
}

.nav-links a:hover { color: white; }

.mobile-menu-trigger {
    display: none;
    color: white;
    cursor: pointer;
    font-size: 1.5rem;
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--bg-surface);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-12);
        z-index: 2000;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    }

    .nav-links.active { right: 0; }
    .mobile-menu-trigger { display: block; }
    .nav-links a { font-size: 1.25rem; }
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: var(--space-32);
    position: relative;
    overflow: hidden;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-secondary);
    margin-bottom: var(--space-8);
    backdrop-filter: blur(10px);
}

.hero-h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    margin-bottom: var(--space-6);
    background: linear-gradient(to bottom, #fff 40%, rgba(255,255,255,0.5));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.6;
    margin-bottom: var(--space-12);
}

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

/* Buttons */
.btn-group {
    display: flex;
    gap: var(--space-4);
}

.btn-premium {
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-premium);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-solid { background: white; color: black; }
.btn-solid:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(255, 255, 255, 0.15); }
.btn-ghost { background: rgba(255, 255, 255, 0.03); color: white; border: 1px solid rgba(255, 255, 255, 0.1); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.2); }

@media (max-width: 640px) {
    .mobile-stack { flex-direction: column; width: 100%; }
    .btn-premium { width: 100%; }
}

/* Sections */
.section { padding: var(--space-24) 0; }
.section-label { font-size: 0.75rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.2em; color: var(--accent-primary); margin-bottom: var(--space-4); display: block; }
.section-h2 { font-size: clamp(2rem, 5vw, 2.5rem); font-weight: 700; letter-spacing: -0.03em; margin-bottom: var(--space-12); }

/* About Section */
.about-content { gap: var(--space-6) !important; text-align: left; }

/* Service Spectrum - Single Row for Desktop */
.grid-cards-single-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
}

.service-small-card { padding: var(--space-8) !important; gap: var(--space-3) !important; }
.card-h3-sm { font-size: 1.1rem; font-weight: 600; }
.card-p-sm { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; }

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

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

/* Premium Glass Cards */
.premium-card {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: var(--space-12);
    border-radius: 16px;
    transition: var(--transition-premium);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.premium-card:hover {
    background: var(--bg-elevated);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow);
}

.icon-box {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-premium);
}

.premium-card:hover .icon-box { color: var(--accent-primary); background: rgba(139, 92, 246, 0.1); }
.card-h3 { font-size: 1.25rem; font-weight: 600; }
.card-p { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.6; }

/* Leadership */
.leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.badge-ui { font-size: 0.65rem; font-weight: 700; padding: 4px 10px; border-radius: 4px; width: fit-content; letter-spacing: 0.05em; margin-bottom: var(--space-2); }
.badge-cyan { background: rgba(6, 182, 212, 0.1); color: var(--accent-secondary); }
.badge-violet { background: rgba(139, 92, 246, 0.1); color: var(--accent-primary); }

/* PFP */
.pfp-wrap { margin-bottom: var(--space-12); position: relative; width: 120px; height: 120px; }
.hero-pfp { width: 100%; height: 100%; border-radius: 24px; object-fit: cover; border: 1px solid rgba(255, 255, 255, 0.1); transform: rotate(-3deg); transition: var(--transition-premium); }
.pfp-wrap:hover .hero-pfp { transform: rotate(0deg) scale(1.05); }

/* Collaborators Section */
.collaborators-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.collaborator-card {
    padding: var(--space-8);
    align-items: center;
    text-align: center;
}

.collaborator-pfp-wrap {
    width: 100px;
    height: 100px;
    margin-bottom: var(--space-4);
    position: relative;
}

.collaborator-pfp {
    width: 100%;
    height: 100%;
    border-radius: 12px; /* Square with rounded corners */
    object-fit: cover;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-premium);
    box-shadow: 0 0 10px var(--accent-glow);
}

.collaborator-card:hover .collaborator-pfp {
    transform: scale(1.05);
    border-color: var(--accent-secondary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.collaborator-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

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

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

/* Reveal Animations */
.reveal { opacity: 0; transform: translateY(20px); }
.reveal.active { opacity: 1; transform: translateY(0); transition: var(--transition-premium); }

/* Background Grid */
.grid-bg { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -1; background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px); background-size: 100px 100px; mask-image: radial-gradient(circle at center, black, transparent 80%); }

/* Footer */
.footer { padding: var(--space-12) 0; border-top: 1px solid rgba(255, 255, 255, 0.05); }

/* Extra Android Optimization */
@media (max-width: 480px) {
    html { font-size: 14px; }
    .hero-h1 { line-height: 1.1; }
    .premium-card { padding: var(--space-8); }
    .btn-premium { padding: 14px 20px; }
}