:root {
  /* Surface */
  --bg: #fafafa;
  --bg-elevated: #ffffff;
  --bg-subtle: #f4f4f5;
  --bg-dark: #0a0a0a;
  --bg-darker: #050505;

  /* Text */
  --text: #0a0a0a;
  --text-muted: #525252;
  --text-dim: #737373;
  --text-on-dark: rgba(255,255,255,0.92);
  --text-on-dark-muted: rgba(255,255,255,0.55);

  /* Brand */
  --blue: #2563eb;
  --blue-dark: #1e40af;
  --blue-bright: #3b82f6;
  --red: #ef4444;
  --red-dark: #dc2626;
  --green: #22c55e;

  /* Borders */
  --border: rgba(10, 10, 10, 0.08);
  --border-strong: rgba(10, 10, 10, 0.14);
  --border-dark: rgba(255, 255, 255, 0.1);

  /* Tints */
  --blue-tint: rgba(37, 99, 235, 0.06);
  --red-tint: rgba(239, 68, 68, 0.06);

  /* Fonts */
  --font-display: 'Bricolage Grotesque', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Space Mono', monospace;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  overflow-x: hidden;
  cursor: none;
  line-height: 1.5;
}

img, svg { display: block; max-width: 100%; }
svg { flex-shrink: 0; }
button { font-family: inherit; }

::selection { background: var(--blue); color: #fff; }

/* ── SCROLL PROGRESS ── */
.scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 2px; width: 0;
  background: linear-gradient(90deg, var(--blue), var(--red));
  z-index: 200;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px rgba(37, 99, 235, 0.4);
}

/* ── INTERACTION CANVAS ── */
#interact-canvas {
  position: fixed; inset: 0; z-index: 1;
  pointer-events: none;
  opacity: 0.85;
}

/* ── CURSOR ── */
#cursor { position: fixed; top: 0; left: 0; z-index: 9999; pointer-events: none; }
#cursor-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text);
  position: absolute; transform: translate(-50%,-50%);
  transition: width 0.18s, height 0.18s, background 0.18s;
}
#cursor-ring {
  width: 32px; height: 32px; border-radius: 50%;
  border: 1.5px solid var(--text); opacity: 0.25;
  position: absolute; transform: translate(-50%,-50%);
  transition: width 0.25s var(--ease-out), height 0.25s var(--ease-out),
              border-color 0.25s, background 0.25s, opacity 0.25s;
}
body.cursor-hover #cursor-ring {
  width: 56px; height: 56px;
  border-color: var(--blue); background: rgba(37, 99, 235, 0.06); opacity: 0.9;
}
body.cursor-hover #cursor-dot {
  width: 4px; height: 4px; background: var(--blue);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }

/* ── NAVIGATION ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 1.2rem 2.5rem;
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem;
  transition: background 0.3s, backdrop-filter 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(250, 250, 250, 0.78);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom-color: var(--border);
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.1rem;
  letter-spacing: -0.04em; color: var(--text); text-decoration: none;
  display: inline-flex; align-items: center; gap: 4px;
}
.nav-logo-mark { line-height: 1; }
.nav-logo-dot {
  width: 6px; height: 6px;
  background: var(--red);
  border-radius: 50%;
  display: inline-block;
}
.nav-links {
  display: flex; gap: 2rem; list-style: none;
  margin-left: auto;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.84rem; font-weight: 500;
  color: var(--text-muted); text-decoration: none;
  transition: color 0.2s; position: relative;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.6rem 1.1rem;
  background: var(--text); color: #fff;
  border-radius: 100px;
  font-size: 0.82rem; font-weight: 500;
  text-decoration: none;
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.nav-cta:hover {
  background: var(--blue);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}
.nav-cta svg { transition: transform 0.25s; }
.nav-cta:hover svg { transform: translateX(3px); }

.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: none; padding: 8px;
}
.nav-hamburger span { display: block; width: 22px; height: 1.5px; background: var(--text); transition: all 0.2s; }

.mobile-menu {
  display: none; position: fixed; inset: 0;
  background: rgba(255,255,255,0.98); backdrop-filter: blur(20px);
  z-index: 99; flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--font-display); font-size: 2.2rem; font-weight: 600;
  color: var(--text); text-decoration: none; transition: color 0.2s;
  letter-spacing: -0.03em;
}
.mobile-menu a:hover { color: var(--blue); }

/* ── HERO ── */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; background: var(--bg);
  padding: 8rem 2rem 6rem;
}
.hero-mesh {
  position: absolute; inset: 0;
  background:
    radial-gradient(900px circle at 12% 18%, rgba(37, 99, 235, 0.08), transparent 50%),
    radial-gradient(700px circle at 88% 78%, rgba(239, 68, 68, 0.06), transparent 50%);
  pointer-events: none;
  z-index: 0;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(10,10,10,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,10,10,0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative; z-index: 10;
  text-align: center; max-width: 1000px;
}

.hero-status {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.5rem 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.6s 0.1s var(--ease-out) forwards;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.status-dot {
  width: 7px; height: 7px;
  background: var(--green);
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
}
.status-dot::after {
  content: '';
  position: absolute; inset: -4px;
  background: rgba(34, 197, 94, 0.4);
  border-radius: 50%;
  animation: ping 2.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes ping {
  0% { transform: scale(0.8); opacity: 1; }
  75%, 100% { transform: scale(2.4); opacity: 0; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 11vw, 9.5rem);
  font-weight: 600;
  line-height: 0.92;
  letter-spacing: -0.045em;
  margin-bottom: 2rem;
  color: var(--text);
  font-variation-settings: 'opsz' 96;
}
.hero-line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.05em;
}
.hero-line > span,
.hero-line > em {
  display: inline-block;
  opacity: 0;
  transform: translateY(110%);
  animation: titleReveal 0.9s var(--ease-out) forwards;
}
.hero-line:nth-child(1) > span { animation-delay: 0.25s; }
.hero-line:nth-child(2) > em { animation-delay: 0.4s; }
@keyframes titleReveal {
  to { opacity: 1; transform: translateY(0); }
}
.hero-title em {
  font-style: italic;
  font-weight: 500;
  color: var(--blue);
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-muted);
  font-weight: 400; line-height: 1.6;
  max-width: 580px;
  margin: 0 auto 2.5rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.65s var(--ease-out) forwards;
}

.hero-meta {
  display: inline-flex; align-items: center; gap: 1.8rem;
  margin-bottom: 2.5rem;
  padding: 1.1rem 1.8rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  opacity: 0;
  animation: fadeUp 0.7s 0.8s var(--ease-out) forwards;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.meta-item { text-align: left; }
.meta-num {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 700;
  color: var(--text); line-height: 1;
  letter-spacing: -0.02em;
}
.meta-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.35rem;
}
.meta-divider {
  width: 1px; height: 28px;
  background: var(--border-strong);
}

.hero-ctas {
  display: flex; gap: 0.7rem; justify-content: center; flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.7s 0.95s var(--ease-out) forwards;
}

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

/* Hero marquee */
.hero-marquee {
  position: absolute; bottom: 0; left: 0; right: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.2rem 0;
  background: var(--bg-elevated);
  overflow: hidden; white-space: nowrap;
  z-index: 5;
}
.hero-marquee-track {
  display: inline-flex; align-items: center; gap: 1.5rem;
  animation: marquee 50s linear infinite;
}
.hero-marquee-track span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  font-weight: 400;
}
.hero-marquee-track .m-dot {
  width: 4px; height: 4px;
  background: var(--red); border-radius: 50%;
  padding: 0;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.95rem 1.6rem;
  background: var(--text);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 500; font-size: 0.92rem;
  border-radius: 100px; border: none;
  cursor: none; text-decoration: none;
  transition: background 0.3s var(--ease-out), transform 0.3s var(--ease-out), box-shadow 0.3s;
  position: relative; overflow: hidden;
}
.btn-primary:hover {
  background: var(--blue);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(37, 99, 235, 0.32);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary svg { transition: transform 0.3s var(--ease-out); }
.btn-primary:hover svg { transform: translateX(4px); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.95rem 1.6rem;
  background: transparent;
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 500; font-size: 0.92rem;
  border: 1.5px solid var(--border-strong);
  border-radius: 100px;
  cursor: none; text-decoration: none;
  transition: border-color 0.25s, background 0.25s, transform 0.25s;
}
.btn-ghost:hover {
  border-color: var(--text);
  background: var(--text);
  color: #fff;
  transform: translateY(-2px);
}

/* ── SECTION BASE ── */
section { position: relative; z-index: 2; }
.section-inner { max-width: 1240px; margin: 0 auto; padding: 0 2.5rem; }

.section-label {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem; font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.12em;
  margin-bottom: 1.2rem;
}
.label-dot {
  width: 6px; height: 6px;
  background: var(--red);
  border-radius: 50%;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.02;
  margin-bottom: 1.5rem;
  color: var(--text);
  font-variation-settings: 'opsz' 96;
}
.section-title em {
  font-style: italic;
  font-weight: 500;
  color: var(--blue);
}

/* ── ABOUT ── */
#about {
  padding: 8rem 0 6rem;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
}
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about-visual { position: relative; }
.about-img-frame {
  position: relative; aspect-ratio: 4/5;
  border-radius: 12px; overflow: hidden;
  background: linear-gradient(135deg, var(--bg-subtle), #eaeef5);
  width: 100%; display: block;
}
.about-img-frame::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(239,68,68,0.04)); z-index: 1;
}
.about-img-inner {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(37,99,235,0.1), transparent 60%);
  display: flex; align-items: flex-end; justify-content: center; padding-bottom: 2rem;
}
.about-placeholder {
  width: 55%; aspect-ratio: 1/2;
  background: linear-gradient(180deg, rgba(37,99,235,0.12), rgba(37,99,235,0.03));
  border-radius: 100px 100px 0 0; position: relative;
}
.about-placeholder::before {
  content: ''; position: absolute; top: 8%; left: 50%; transform: translateX(-50%);
  width: 42%; aspect-ratio: 1; border-radius: 50%; background: rgba(37,99,235,0.18);
}
.about-corner {
  position: absolute; width: 36px; height: 36px;
  border-color: var(--text); border-style: solid; opacity: 0.7; z-index: 3;
}
.about-corner.tl { top: 12px; left: 12px; border-width: 2px 0 0 2px; }
.about-corner.br { bottom: 12px; right: 12px; border-width: 0 2px 2px 0; }
.about-badge {
  position: absolute; bottom: -1.5rem; right: -1.5rem;
  background: var(--text); color: #fff;
  border-radius: 12px;
  padding: 1.2rem 1.4rem; z-index: 4;
  box-shadow: 0 16px 50px rgba(0,0,0,0.18);
}
.about-badge-num {
  font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; line-height: 1;
  letter-spacing: -0.03em;
}
.about-badge-text {
  font-size: 0.68rem; color: rgba(255,255,255,0.7);
  font-family: var(--font-mono); letter-spacing: 0.08em; margin-top: 0.3rem;
  text-transform: uppercase;
}
.about-text-body p {
  font-size: 1rem; line-height: 1.7;
  color: var(--text-muted); margin-bottom: 1.2rem;
}
.about-text-body p strong { color: var(--text); font-weight: 600; }

.about-stats {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1px; margin-top: 2.5rem;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden;
}
.stat-item {
  padding: 1.4rem 1.1rem; background: var(--bg-elevated);
  text-align: left;
  transition: background 0.25s;
}
.stat-item:hover { background: var(--bg-subtle); }
.stat-num {
  font-family: var(--font-display);
  font-size: 1.9rem; font-weight: 700;
  color: var(--text); letter-spacing: -0.02em; line-height: 1;
}
.stat-label {
  font-size: 0.66rem; color: var(--text-dim);
  font-family: var(--font-mono); letter-spacing: 0.1em;
  text-transform: uppercase; margin-top: 0.45rem;
}

/* ── CAPABILITIES ── */
#capabilities {
  padding: 7rem 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.capabilities-header {
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-bottom: 3.5rem;
}
.capabilities-intro {
  font-size: 1.02rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 420px;
  margin-left: auto;
}

.skills-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden;
}
.skill-group {
  background: var(--bg-elevated);
  padding: 2.2rem;
  position: relative;
  transition: background 0.3s;
}
.skill-group:hover { background: var(--bg-subtle); }
.skill-group-icon {
  width: 46px; height: 46px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--text); color: #fff;
  border-radius: 12px;
  margin-bottom: 1.5rem;
  transition: transform 0.4s var(--ease-spring), background 0.3s;
}
.skill-group:hover .skill-group-icon {
  background: var(--blue);
  transform: rotate(-8deg) scale(1.05);
}
.skill-group-icon svg { width: 22px; height: 22px; }
.skill-group-title {
  font-family: var(--font-display);
  font-size: 1.15rem; font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text); margin-bottom: 1.2rem;
}
.skill-item {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 0.75rem 0;
  border-top: 1px solid var(--border);
}
.skill-item:first-of-type { border-top: 1px solid transparent; }
.skill-dot {
  width: 5px; height: 5px;
  border-radius: 50%; background: var(--red);
  flex-shrink: 0;
}
.skill-name {
  font-size: 0.88rem;
  color: var(--text); font-weight: 500;
  flex: 1;
}
.skill-bar-wrap {
  height: 3px;
  background: var(--bg-subtle);
  border-radius: 2px; overflow: hidden;
  width: 64px;
}
.skill-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--blue-bright));
  border-radius: 2px;
  transform-origin: left; transform: scaleX(0);
  transition: transform 1.1s var(--ease-out);
}
.skill-item.animate .skill-bar-fill { transform: scaleX(1); }

/* ── AI STACK ── */
#ai-stack {
  padding: 7rem 0;
  background: var(--bg-dark);
  color: var(--text-on-dark);
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
#ai-stack::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(800px circle at 80% 20%, rgba(37, 99, 235, 0.18), transparent 50%),
    radial-gradient(600px circle at 10% 90%, rgba(239, 68, 68, 0.1), transparent 50%);
  pointer-events: none;
}
#ai-stack > .section-inner { position: relative; z-index: 2; }
.ai-header { max-width: 700px; margin-bottom: 3.5rem; }
#ai-stack .section-label { color: var(--text-on-dark-muted); }
#ai-stack .section-title { color: var(--text-on-dark); }
#ai-stack .section-title em { color: var(--blue-bright); }
.ai-intro {
  font-size: 1.02rem;
  color: var(--text-on-dark-muted);
  line-height: 1.65;
  max-width: 580px;
  margin-top: 1.2rem;
}

.ai-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1px;
  background: var(--border-dark);
  border: 1px solid var(--border-dark);
  border-radius: 16px; overflow: hidden;
}
.ai-card {
  background: var(--bg-darker);
  padding: 2rem;
  position: relative; overflow: hidden;
  transition: background 0.4s var(--ease-out);
}
.ai-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.06), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}
.ai-card:hover {
  background: #0e0e0e;
}
.ai-card:hover::before { opacity: 1; }
.ai-card > * { position: relative; z-index: 2; }
.ai-card-icon {
  width: 46px; height: 46px;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  border-radius: 12px;
  color: #fff;
  margin-bottom: 1.5rem;
  transition: transform 0.4s var(--ease-spring);
}
.ai-card-icon svg { width: 22px; height: 22px; }
.ai-card:hover .ai-card-icon { transform: rotate(-8deg) scale(1.08); }
.ai-card-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem; font-weight: 500;
  color: var(--text-on-dark-muted);
  text-transform: uppercase; letter-spacing: 0.14em;
  margin-bottom: 0.55rem;
}
.ai-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-on-dark);
  margin-bottom: 0.8rem;
  line-height: 1.3;
}
.ai-card-desc {
  font-size: 0.86rem;
  color: var(--text-on-dark-muted);
  line-height: 1.6;
}

/* ── SPECIALIZATION ── */
#specialization {
  padding: 7rem 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
}
.spec-inner {
  max-width: 1240px; margin: 0 auto; padding: 0 2.5rem;
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 5rem; align-items: center;
}
.spec-quote {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 500; line-height: 1.35;
  letter-spacing: -0.02em; color: var(--text);
}
.spec-quote em {
  font-style: italic;
  color: var(--blue);
  font-weight: 500;
}
.spec-visual {
  padding: 2.2rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 18px;
  position: relative;
}
.spec-step {
  display: flex; align-items: center; gap: 1.1rem;
  padding: 1.1rem 1.2rem;
  background: var(--bg-elevated);
  border-radius: 12px;
  margin-bottom: 0.6rem;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
  border: 1px solid transparent;
}
.spec-step:hover {
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  border-color: var(--border);
}
.spec-step-num {
  font-family: var(--font-mono);
  font-size: 0.65rem; font-weight: 500;
  color: var(--text-dim);
  width: 22px; flex-shrink: 0;
}
.spec-step-icon {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-tint); color: var(--blue);
  border-radius: 10px; flex-shrink: 0;
  transition: background 0.3s, color 0.3s, transform 0.3s var(--ease-spring);
}
.spec-step-icon svg { width: 18px; height: 18px; }
.spec-step:hover .spec-step-icon {
  background: var(--blue); color: #fff;
  transform: rotate(-6deg);
}
.spec-step-text {
  font-size: 0.82rem; color: var(--text-muted); line-height: 1.45;
}
.spec-step-text strong {
  color: var(--text); display: block;
  margin-bottom: 0.15rem; font-weight: 600; font-size: 0.9rem;
}

/* ── PORTFOLIO ── */
#portfolio {
  padding: 7rem 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.portfolio-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 3rem; flex-wrap: wrap; gap: 1.5rem;
}
.portfolio-filters {
  display: flex; gap: 0.3rem; flex-wrap: wrap;
  padding: 0.3rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 100px;
}
.filter-btn {
  padding: 0.55rem 1.1rem;
  background: transparent; border: none;
  color: var(--text-muted);
  font-family: var(--font-body); font-size: 0.78rem; font-weight: 500;
  border-radius: 100px; cursor: none;
  transition: all 0.25s;
}
.filter-btn.active {
  background: var(--text); color: #fff;
}
.filter-btn:not(.active):hover { color: var(--text); background: var(--bg-subtle); }

.portfolio-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem;
}
.portfolio-item {
  position: relative; aspect-ratio: 16/10;
  overflow: hidden; background: var(--bg-subtle);
  cursor: none;
  border-radius: 12px;
  transition: transform 0.4s var(--ease-out);
}
.portfolio-item.featured { grid-column: span 2; }
.portfolio-item:hover { transform: translateY(-4px); }
.portfolio-thumb {
  width: 100%; height: 100%;
  transition: transform 0.6s var(--ease-out); position: relative;
}
.portfolio-item:hover .portfolio-thumb { transform: scale(1.06); }
.portfolio-thumb img { width: 100%; height: 100%; object-fit: cover; }
.portfolio-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.95) 0%, rgba(10,10,10,0.3) 55%, transparent 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.6rem;
  opacity: 0;
  transition: opacity 0.3s;
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-cat {
  font-family: var(--font-mono);
  font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--blue-bright);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.portfolio-name {
  font-family: var(--font-display);
  font-size: 1.15rem; font-weight: 600;
  letter-spacing: -0.015em;
  color: #fff; margin-bottom: 0.3rem;
}
.portfolio-tools {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
}
.portfolio-play {
  position: absolute; top: 1rem; right: 1rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.95); color: var(--text);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: scale(0.8);
  transition: opacity 0.3s, transform 0.3s var(--ease-spring);
  backdrop-filter: blur(8px);
}
.portfolio-play svg { width: 16px; height: 16px; margin-left: 2px; }
.portfolio-item:hover .portfolio-play { opacity: 1; transform: scale(1); }

.thumb-mg   { background: linear-gradient(135deg, #0f2060, #1a3a8f 40%, #2563eb 70%, #0f2060); }
.thumb-vfx  { background: linear-gradient(135deg, #1a0005, #5c1818 40%, #dc2626 70%, #1a0005); }
.thumb-short { background: linear-gradient(135deg, #0c1a40, #1e3a8a 40%, #3b82f6 70%, #0c1a40); }
.thumb-exp  { background: linear-gradient(135deg, #0a0a30, #1e3a8a 40%, #7c3aed 70%, #0a0000); }
.thumb-mg2  { background: linear-gradient(135deg, #001228, #0f2d6b 40%, #1a56db 65%, #60a5fa); }
.thumb-vfx2 { background: linear-gradient(135deg, #1a0005, #5c1818 40%, #b91c1c 70%, #1a0005); }

/* ── MODAL ── */
#modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(20px);
  display: none; align-items: center; justify-content: center;
  padding: 1.5rem;
}
#modal-overlay.open { display: flex; }
.modal-box {
  max-width: 820px; width: 100%;
  background: var(--bg-elevated);
  border-radius: 16px; overflow: hidden;
  position: relative;
  animation: modalIn 0.4s var(--ease-out);
  box-shadow: 0 30px 80px rgba(0,0,0,0.3);
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(16px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-media {
  aspect-ratio: 16/9;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  background: var(--bg-subtle);
}
.modal-media img { width: 100%; height: 100%; object-fit: cover; }
.modal-body { padding: 2rem; }
.modal-cat {
  font-family: var(--font-mono);
  font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--blue);
  text-transform: uppercase; margin-bottom: 0.6rem;
}
.modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 1rem; color: var(--text);
}
.modal-desc {
  font-size: 0.92rem; color: var(--text-muted);
  line-height: 1.65; margin-bottom: 1.2rem;
}
.modal-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.modal-tag {
  padding: 0.35rem 0.85rem;
  background: var(--blue-tint);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.66rem; font-weight: 500;
  color: var(--blue);
  letter-spacing: 0.06em;
}
.modal-close {
  position: absolute; top: 1rem; right: 1rem;
  width: 38px; height: 38px;
  background: rgba(10,10,10,0.06);
  border: none; border-radius: 50%;
  color: var(--text);
  cursor: none;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s, color 0.2s;
  z-index: 10;
}
.modal-close:hover { background: var(--red); color: #fff; }

/* ── EXPERIENCE ── */
#experience {
  padding: 7rem 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
}
.exp-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 4rem; align-items: start; }

.exp-item {
  padding: 2rem; background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  position: relative; overflow: hidden;
  transition: border-color 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
  margin-bottom: 1rem;
}
.exp-item:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.06);
}
.exp-logo {
  width: 46px; height: 46px;
  background: var(--text); color: #fff;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.3rem;
  transition: background 0.3s, transform 0.3s var(--ease-spring);
}
.exp-item:hover .exp-logo {
  background: var(--blue);
  transform: rotate(-6deg);
}
.exp-logo svg { width: 22px; height: 22px; }
.exp-role {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 0.25rem; color: var(--text);
}
.exp-company {
  font-family: var(--font-mono);
  font-size: 0.7rem; font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.exp-bullets { list-style: none; }
.exp-bullets li {
  font-size: 0.85rem; color: var(--text-muted);
  padding: 0.6rem 0;
  border-top: 1px solid var(--border);
  display: flex; gap: 0.7rem; align-items: flex-start;
  line-height: 1.5;
}
.exp-bullets li:first-child { border-top: none; padding-top: 0; }
.exp-bullets li svg { color: var(--blue); margin-top: 4px; flex-shrink: 0; }

.pref-grid {
  display: grid; grid-template-columns: repeat(2,1fr);
  gap: 0.5rem; margin-top: 1.2rem;
}
.pref-item {
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.82rem;
  color: var(--text); font-weight: 500;
  display: flex; align-items: center; gap: 0.7rem;
  transition: border-color 0.25s, background 0.25s, transform 0.25s;
}
.pref-item:hover {
  border-color: var(--text);
  transform: translateY(-2px);
}
.pref-item svg {
  color: var(--blue);
  width: 16px; height: 16px;
  flex-shrink: 0;
}

.philosophy-box {
  margin-top: 2rem; padding: 1.8rem;
  background: var(--text); color: var(--text-on-dark);
  border-radius: 14px; position: relative; overflow: hidden;
}
.philosophy-label {
  font-family: var(--font-mono);
  font-size: 0.65rem; font-weight: 500;
  color: var(--blue-bright);
  letter-spacing: 0.16em; text-transform: uppercase;
  margin-bottom: 0.8rem;
}
.philosophy-box p {
  font-size: 0.92rem;
  color: var(--text-on-dark);
  line-height: 1.6;
  font-family: var(--font-display);
  font-weight: 400;
}

/* ── TESTIMONIALS ── */
#testimonials {
  padding: 7rem 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
  overflow: hidden;
}
.testi-overflow { overflow: hidden; margin-top: 3rem; }
.testimonials-track {
  display: flex; gap: 1.2rem;
  animation: scrollTrack 38s linear infinite;
  width: max-content;
  padding: 1rem 0;
}
.testimonials-track:hover { animation-play-state: paused; }
@keyframes scrollTrack { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

.testi-card {
  width: 360px; flex-shrink: 0;
  padding: 2rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 14px;
  position: relative;
  transition: border-color 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
}
.testi-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.07);
}
.testi-stars {
  color: var(--red); font-size: 0.8rem;
  margin-bottom: 1rem; letter-spacing: 0.2em;
}
.testi-text {
  font-size: 0.92rem;
  font-family: var(--font-display); font-weight: 400;
  line-height: 1.55; color: var(--text);
  margin-bottom: 1.5rem;
}
.testi-author { display: flex; align-items: center; gap: 0.9rem; }
.testi-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.85rem; font-weight: 700;
  color: #fff; flex-shrink: 0;
  letter-spacing: -0.02em;
}
.testi-name {
  font-family: var(--font-display);
  font-size: 0.92rem; font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 0.15rem; color: var(--text);
}
.testi-role {
  font-size: 0.74rem; color: var(--text-muted);
  font-family: var(--font-mono); letter-spacing: 0.04em;
}

/* ── CONTACT ── */
#contact {
  padding: 7rem 0 5rem;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.contact-card {
  max-width: 700px; margin: 0 auto;
  text-align: center;
  padding: 4rem 3rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 24px;
  position: relative; overflow: hidden;
}
.contact-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(600px circle at 50% 0%, rgba(37, 99, 235, 0.06), transparent 60%);
  pointer-events: none;
}
.contact-card > * { position: relative; z-index: 2; }
.contact-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin-bottom: 1rem;
  color: var(--text);
}
.contact-headline em {
  font-style: italic;
  font-weight: 500;
  color: var(--blue);
}
.contact-sub { font-size: 1rem; color: var(--text-muted); margin-bottom: 2.5rem; }

.contact-form { max-width: 520px; margin: 0 auto; display: flex; flex-direction: column; gap: 0.7rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.form-field input, .form-field textarea {
  width: 100%; padding: 0.95rem 1.1rem;
  background: var(--bg-subtle);
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.92rem; font-weight: 400;
  outline: none; cursor: none;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.form-field textarea { height: 130px; resize: none; }
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-dim); }
.form-field input:focus, .form-field textarea:focus {
  border-color: var(--blue);
  background: var(--bg-elevated);
  box-shadow: 0 0 0 4px rgba(37,99,235,0.1);
}
.contact-form .btn-primary {
  align-self: center; margin-top: 0.5rem; padding: 1rem 2rem;
}
#form-msg {
  font-size: 0.85rem; text-align: center;
  margin-top: 0.3rem;
}
.contact-email {
  margin-top: 2rem;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--text-muted); letter-spacing: 0.04em;
}
.contact-email a {
  color: var(--blue); text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}
.contact-email a:hover { color: var(--blue-dark); }

/* ── FOOTER ── */
footer {
  background: var(--bg-dark); color: var(--text-on-dark);
  padding: 3rem 2.5rem;
}
.footer-inner {
  max-width: 1240px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-on-dark);
}
.footer-logo span { color: var(--red); }
.footer-copy, .footer-mark {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-on-dark-muted);
  letter-spacing: 0.04em;
}

/* ── REVEAL ── */
.reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .skills-grid, .ai-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  nav { padding: 1rem 1.4rem; gap: 1rem; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; margin-left: auto; }
  .section-inner { padding: 0 1.4rem; }
  #hero { padding: 7rem 1.4rem 5rem; }
  .hero-meta { gap: 1rem; padding: 0.9rem 1.2rem; flex-wrap: wrap; justify-content: center; }
  .meta-divider { display: none; }
  .meta-num { font-size: 1.3rem; }
  .about-grid { grid-template-columns: 1fr; gap: 4rem; }
  .about-visual { max-width: 360px; margin: 0 auto; width: 100%; }
  .capabilities-header { grid-template-columns: 1fr; gap: 1.5rem; }
  .capabilities-intro { margin-left: 0; }
  .skills-grid, .ai-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-item.featured { grid-column: span 2; }
  .exp-grid { grid-template-columns: 1fr; gap: 3rem; }
  .spec-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-card { padding: 3rem 1.5rem; border-radius: 18px; }
  .form-row { grid-template-columns: 1fr; }
  .pref-grid { grid-template-columns: 1fr; }
  footer { padding: 2rem 1.4rem; }
  .footer-inner { flex-direction: column; text-align: center; }
  #cursor { display: none; }
  body { cursor: auto; }
  .btn-primary, .btn-ghost, .filter-btn, .modal-close, .nav-hamburger, .nav-cta, .nav-logo, .nav-links a, a, button, .portfolio-item, .form-field input, .form-field textarea { cursor: pointer; }
  .form-field input, .form-field textarea { cursor: text; }
}
@media (max-width: 600px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-item.featured { grid-column: span 1; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .hero-marquee-track { animation-duration: 30s; }
}
@media (hover: none) {
  .portfolio-overlay { opacity: 1; background: linear-gradient(to top, rgba(10,10,10,0.85) 0%, transparent 60%); }
  .portfolio-play { opacity: 0.85; transform: scale(0.92); }
}