/* ============================================================
   TSDREAMER — MAX SETTINGS EDITION
   ============================================================ */

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

html { scroll-behavior: smooth; font-size: 16px; }

:root {
    --bg: #020204;
    --bg-elevated: #08080e;
    --bg-card: rgba(255,255,255,0.025);
    --fg: #f0f0f5;
    --fg-muted: #8a8a9a;
    --fg-dim: #555560;
    --accent: #00f0ff;
    --accent-dim: rgba(0,240,255,0.1);
    --accent-glow: rgba(0,240,255,0.3);
    --secondary: #ff2a6d;
    --secondary-dim: rgba(255,42,109,0.1);
    --purple: #a855f7;
    --border: rgba(255,255,255,0.05);
    --border-hover: rgba(0,240,255,0.2);
    --font-sans: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --ease-out: cubic-bezier(0.16,1,0.3,1);
    --ease-spring: cubic-bezier(0.34,1.56,0.64,1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    cursor: none;
}

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

/* ---- Grain Overlay ---- */
.grain-overlay {
    position: fixed;
    inset: 0;
    z-index: 9997;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    pointer-events: none;
    background-repeat: repeat;
    background-size: 200px;
}

/* ---- Spotlight ---- */
.spotlight {
    position: fixed;
    inset: 0;
    z-index: 9996;
    pointer-events: none;
    background: radial-gradient(600px circle at var(--x,50%) var(--y,50%), rgba(0,240,255,0.06), transparent 40%);
    transition: opacity 0.3s;
}

/* ---- Custom Cursor ---- */
.cursor {
    position: fixed;
    width: 8px; height: 8px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%,-50%);
    transition: width 0.2s, height 0.2s, background 0.2s;
    mix-blend-mode: difference;
}

.cursor.hovering {
    width: 40px; height: 40px;
    background: transparent;
    border: 1px solid var(--accent);
    mix-blend-mode: normal;
}

.cursor-follower {
    position: fixed;
    width: 32px; height: 32px;
    border: 1px solid rgba(0,240,255,0.3);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%,-50%);
    transition: transform 0.15s ease-out, width 0.3s, height 0.3s;
}

/* ---- Scroll Progress ---- */
.scroll-progress {
    position: fixed;
    top: 0; left: 0;
    width: 0%; height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    z-index: 9999;
    box-shadow: 0 0 10px var(--accent-glow);
}

/* ---- Container ---- */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    transition: transform 0.4s var(--ease-out), background 0.4s, backdrop-filter 0.4s;
}

.navbar.hidden { transform: translateY(-100%); }

.navbar.scrolled {
    background: rgba(2,2,4,0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--fg);
    text-decoration: none;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 2px;
    cursor: none;
}

.logo-bracket { color: var(--accent); font-weight: 400; }
.logo-cursor {
    color: var(--accent);
    animation: blink-cursor 1s step-end infinite;
    margin-left: 1px;
}

@keyframes blink-cursor { 50% { opacity: 0; } }

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

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    color: var(--fg-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    cursor: none;
}

.nav-num {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--fg-dim);
    transition: color 0.2s;
}

.nav-link:hover { color: var(--fg); background: rgba(255,255,255,0.03); }
.nav-link:hover .nav-num { color: var(--accent); }

.nav-cta {
    margin-left: 8px;
    padding: 8px 20px;
    background: var(--accent-dim);
    border: 1px solid var(--border-hover);
    color: var(--accent);
    position: relative;
    overflow: hidden;
}

.nav-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(0,240,255,0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s;
}

.nav-cta:hover::before { transform: translateX(100%); }
.nav-cta:hover {
    border-color: var(--accent);
    box-shadow: 0 0 25px rgba(0,240,255,0.15);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: none;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--fg);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--bg);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    opacity: 0.25;
    animation: orb-float 10s ease-in-out infinite;
}

.orb-1 {
    width: 500px; height: 500px;
    background: var(--accent);
    top: -150px; right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px; height: 400px;
    background: var(--secondary);
    bottom: -100px; left: -100px;
    animation-delay: -5s;
    opacity: 0.15;
}

.orb-3 {
    width: 300px; height: 300px;
    background: var(--purple);
    top: 50%; left: 50%;
    animation-delay: -2s;
    opacity: 0.1;
}

@keyframes orb-float {
    0%, 100% { transform: translate(0,0) scale(1); }
    33% { transform: translate(30px,-30px) scale(1.1); }
    66% { transform: translate(-20px,20px) scale(0.95); }
}

.hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding-top: 72px;
    padding-bottom: 80px;
    width: 100%;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-status {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    margin-bottom: 2.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    backdrop-filter: blur(10px);
    animation: fade-up 0.8s var(--ease-out) 0.2s both;
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.status-dot {
    width: 8px; height: 8px;
    background: #00ff88;
    border-radius: 50%;
    box-shadow: 0 0 12px #00ff88;
    animation: pulse-dot 2s ease-in-out infinite;
}

.status-ping { color: var(--accent); font-size: 0.6rem; animation: pulse-dot 2s ease-in-out infinite; }

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
    font-family: var(--font-mono);
    font-size: clamp(2.5rem, 8vw, 6.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 1.5rem;
    position: relative;
    width: 100%;
    animation: fade-up 0.8s var(--ease-out) 0.4s both;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, var(--fg) 0%, var(--accent) 50%, var(--secondary) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 6s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-role {
    font-family: var(--font-mono);
    font-size: clamp(0.85rem, 2vw, 1.1rem);
    color: var(--fg-muted);
    margin-bottom: 2rem;
    animation: fade-up 0.8s var(--ease-out) 0.6s both;
}

.role-sep { color: var(--fg-dim); margin: 0 8px; }

.hero-terminal {
    font-family: var(--font-mono);
    font-size: clamp(0.8rem, 2vw, 1rem);
    color: var(--fg-muted);
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    min-height: 1.6em;
    animation: fade-up 0.8s var(--ease-out) 0.8s both;
}

.terminal-prompt { color: var(--accent); font-weight: 600; }
.terminal-cursor { color: var(--accent); animation: blink-cursor 1s step-end infinite; font-weight: 300; }

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fade-up 0.8s var(--ease-out) 1s both;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    cursor: none;
    border: none;
    transition: all 0.3s var(--ease-out);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
    box-shadow: 0 0 30px rgba(0,240,255,0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(0,240,255,0.35), 0 0 60px rgba(0,240,255,0.15);
}

.btn-outline {
    background: transparent;
    color: var(--fg);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--border-hover);
    background: rgba(255,255,255,0.03);
    transform: translateY(-2px);
}

/* ---- Scroll Indicator ---- */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: fade-up 0.8s var(--ease-out) 1.4s both;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    opacity: 0.5;
    animation: fade-bounce 2s ease-in-out infinite;
}

.scroll-mouse {
    width: 22px; height: 36px;
    border: 2px solid var(--fg-dim);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 3px; height: 6px;
    background: var(--fg-muted);
    border-radius: 2px;
    animation: scroll-wheel 2s ease-in-out infinite;
}

.scroll-text {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--fg-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
}

@keyframes scroll-wheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(6px); opacity: 0.3; }
}

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

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 120px 0; position: relative; }
.section-alt {
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section-header { text-align: center; margin-bottom: 80px; }

.section-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 16px;
    padding: 6px 14px;
    background: var(--accent-dim);
    border: 1px solid var(--border-hover);
    border-radius: 100px;
}

.section-title {
    font-family: var(--font-mono);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    color: var(--fg);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--fg-muted);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ---- Reveal ---- */
[data-reveal] {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

[data-reveal].revealed { opacity: 1; transform: translateY(0); }

/* ============================================================
   ABOUT
   ============================================================ */
.about-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: start;
    margin-bottom: 80px;
}

.about-main { padding-top: 8px; }

.about-lead {
    font-size: 1.35rem;
    line-height: 1.7;
    color: var(--fg);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.about-body {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--fg-muted);
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    opacity: 0;
    transition: opacity 0.3s;
}

.stat-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px) rotateX(5deg);
    box-shadow: 0 25px 50px rgba(0,0,0,0.4);
}

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

.stat-value {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--fg);
    line-height: 1;
    display: inline;
}

.stat-suffix {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent);
    display: inline;
    margin-left: 2px;
}

.stat-name {
    font-size: 0.8rem;
    color: var(--fg-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 12px;
}

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

.skills-title {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--fg-dim);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 28px;
}

.skills-cloud {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    max-width: 700px;
    margin: 0 auto;
}

.skill-pill {
    display: inline-block;
    padding: 8px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--fg-muted);
    cursor: none;
    transition: all 0.3s var(--ease-out);
}

.skill-pill:hover {
    border-color: var(--border-hover);
    color: var(--fg);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.skill-pill[data-weight="3"] {
    font-size: 0.95rem;
    padding: 10px 22px;
    border-color: var(--border-hover);
    color: var(--fg);
}

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all 0.5s var(--ease-out);
    position: relative;
    display: flex;
    flex-direction: column;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 1.5px;
    background: linear-gradient(135deg, var(--project-color, var(--accent)), transparent 60%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}

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

.project-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    border-color: transparent;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4), 0 0 40px var(--project-color, var(--accent-dim));
}

.project-visual {
    position: relative;
    height: 160px;
    background: linear-gradient(135deg, rgba(0,240,255,0.05), rgba(255,42,109,0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-icon-wrap {
    font-size: 3rem;
    z-index: 2;
    transition: transform 0.5s var(--ease-spring);
}

.project-card:hover .project-icon-wrap { transform: scale(1.2) rotate(-5deg); }

.project-glow {
    position: absolute;
    width: 120px; height: 120px;
    border-radius: 50%;
    background: var(--project-color, var(--accent));
    filter: blur(60px);
    opacity: 0.2;
    transition: opacity 0.5s;
}

.project-card:hover .project-glow { opacity: 0.4; }

.project-body { padding: 32px; flex: 1; display: flex; flex-direction: column; }

.project-name {
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--fg);
    margin-bottom: 12px;
}

.project-desc {
    font-size: 0.95rem;
    color: var(--fg-muted);
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
}

.project-features { list-style: none; margin-bottom: 24px; }

.project-features li {
    padding: 6px 0;
    color: var(--fg-dim);
    font-size: 0.9rem;
    position: relative;
    padding-left: 20px;
}

.project-features li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--project-color, var(--accent));
    font-family: var(--font-mono);
    font-weight: 700;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--project-color, var(--accent));
    text-decoration: none;
    font-weight: 600;
    transition: gap 0.2s;
    cursor: none;
}

.project-link:hover { gap: 12px; }

/* ============================================================
   INFRASTRUCTURE
   ============================================================ */
.infra-diagram {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 800px;
    margin: 0 auto;
}

.infra-layer {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
}

.layer-label {
    position: absolute;
    top: -12px;
    left: 24px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 4px 12px;
    background: var(--bg);
    color: var(--fg-dim);
    border: 1px solid var(--border);
    border-radius: 100px;
}

.infra-nodes {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.infra-node {
    flex: 1;
    min-width: 180px;
    max-width: 240px;
    padding: 24px;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all 0.3s var(--ease-out);
}

.infra-node:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    background: rgba(255,255,255,0.04);
}

.infra-node.highlight {
    border-color: var(--accent-dim);
    background: rgba(0,240,255,0.03);
}

.infra-node.highlight:hover {
    border-color: var(--accent);
    box-shadow: 0 0 30px rgba(0,240,255,0.1);
}

.node-icon { font-size: 1.8rem; margin-bottom: 10px; }

.node-name {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--fg);
    margin-bottom: 4px;
}

.node-meta {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--fg-dim);
}

.infra-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 0;
}

.connector-line {
    width: 1px;
    height: 24px;
    background: linear-gradient(180deg, var(--border), var(--fg-dim), var(--border));
}

.connector-dot {
    width: 6px; height: 6px;
    background: var(--fg-dim);
    border-radius: 50%;
    margin-top: -3px;
}

/* ============================================================
   PHILOSOPHY
   ============================================================ */
.quote-block {
    position: relative;
    max-width: 800px;
    margin: 0 auto 80px;
    padding: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    text-align: center;
}

.quote-mark {
    font-family: Georgia, serif;
    font-size: 6rem;
    line-height: 1;
    color: var(--accent);
    opacity: 0.1;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
}

.quote-block blockquote {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--fg-muted);
    font-style: italic;
    position: relative;
    z-index: 1;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.principle-card {
    padding: 40px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.principle-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    opacity: 0;
    transition: opacity 0.3s;
}

.principle-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-8px) rotateX(5deg);
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
}

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

.principle-num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.principle-title {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--fg);
    margin-bottom: 12px;
}

.principle-desc {
    font-size: 0.95rem;
    color: var(--fg-muted);
    line-height: 1.7;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 640px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: inherit;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    perspective: 1000px;
    cursor: none;
}

.contact-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-dim), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.contact-item:hover {
    border-color: var(--border-hover);
    transform: translateX(10px) rotateY(-5deg);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.contact-item:hover::before { opacity: 1; }

.contact-visual {
    position: relative;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--accent-dim);
    border: 1px solid var(--border-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    z-index: 1;
    transition: all 0.3s;
}

.contact-item:hover .contact-visual {
    background: rgba(0,240,255,0.2);
    box-shadow: 0 0 25px rgba(0,240,255,0.15);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 1;
}

.contact-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--fg-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.contact-value {
    font-size: 0.95rem;
    color: var(--fg);
    font-weight: 500;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--border);
    background: var(--bg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-logo {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--fg);
}

.footer-tagline {
    font-size: 0.85rem;
    color: var(--fg-dim);
    margin-top: 4px;
}

.footer-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--fg-dim);
}

.footer-sep { opacity: 0.3; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .about-layout { grid-template-columns: 1fr; gap: 48px; }
    .principles-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: repeat(3, 1fr); }
    body { cursor: auto; }
    .cursor, .cursor-follower, .spotlight { display: none; }
}

@media (max-width: 768px) {
    .section { padding: 80px 0; }
    .section-header { margin-bottom: 48px; }
    .projects-grid { grid-template-columns: 1fr; }
    .infra-nodes { flex-direction: column; align-items: stretch; }
    .infra-node { max-width: none; }
    .about-stats { grid-template-columns: 1fr; }
    .mobile-toggle { display: flex; }

    .nav-menu {
        position: fixed;
        inset: 0;
        top: 72px;
        background: rgba(2,2,4,0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 8px;
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition: all 0.3s ease;
    }

    .nav-menu.active {
        opacity: 1;
        pointer-events: all;
        transform: translateY(0);
    }

    .nav-link { font-size: 1.1rem; padding: 12px 24px; }
    .nav-cta { margin-left: 0; margin-top: 16px; }
    .hero-actions { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 280px; }
    .footer-content { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.5rem; }
    .quote-block { padding: 32px 24px; }
    .quote-block blockquote { font-size: 1.05rem; }
    .stat-card { padding: 24px 16px; }
    .stat-value { font-size: 2rem; }
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--fg-dim); }