/* ===========================
   PROJECT NOVA — Shared Stylesheet
   Colors: #212322 bg / #f5f5f5 text
   Fonts: Silom (EN) / SUIT (KR)
   =========================== */

/* --- Fonts --- */
@font-face {
  font-family: 'Silom';
  src: local('Silom'), url('fonts/Silom.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-Thin.ttf') format('truetype');
  font-weight: 100;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-ExtraLight.ttf') format('truetype');
  font-weight: 200;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-Light.ttf') format('truetype');
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-Regular.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-Medium.ttf') format('truetype');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-Bold.ttf') format('truetype');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-ExtraBold.ttf') format('truetype');
  font-weight: 800;
  font-display: swap;
}
@font-face {
  font-family: 'SUIT';
  src: url('fonts/SUIT-Heavy.ttf') format('truetype');
  font-weight: 900;
  font-display: swap;
}

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

:root {
  --bg:         #212322;
  --bg-low:     #1c1d1c;
  --bg-card:    #282927;
  --bg-hover:   #2f302e;
  --fg:         #f5f5f5;
  --fg-2:       #aaaaaa;
  --fg-3:       #666666;
  --fg-4:       #3d3e3c;
  --accent:     #c9a96e;
  --accent-dim: rgba(201,169,110,0.12);
  --border:     rgba(245,245,245,0.07);
  --font-en:    'Silom', serif;
  --font-kr:    'SUIT', sans-serif;
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth:cubic-bezier(0.45, 0, 0.15, 1);
  --dur:        0.75s;
}

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

body {
  font-family: var(--font-kr);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  cursor: none;
}
body.loading { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: none; }

.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(24px, 6vw, 80px);
}

/* ===========================
   Loader
   =========================== */
.loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

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

.loader-logo {
  width: 56px; height: 56px;
  margin: 0 auto 28px;
  opacity: 0;
  animation: loaderFadeIn 0.5s ease forwards;
}

.loader-bar {
  width: 100px; height: 1px;
  background: var(--fg-4); margin: 0 auto; overflow: hidden;
}
.loader-fill {
  width: 100%; height: 100%;
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  animation: fillBar 1.8s var(--ease-smooth) forwards;
}

@keyframes loaderFadeIn { to { opacity: 1; } }
@keyframes fillBar { to { transform: scaleX(1); } }

/* ===========================
   Grain Overlay
   =========================== */
.grain {
  position: fixed; inset: 0; z-index: 9000;
  pointer-events: none; opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px;
}

/* ===========================
   Custom Cursor
   =========================== */
.cursor-dot {
  position: fixed; top: 0; left: 0;
  width: 6px; height: 6px;
  background: var(--fg); border-radius: 50%;
  pointer-events: none; z-index: 10000;
  transform: translate(-50%, -50%);
  transition: width 0.3s ease, height 0.3s ease, background 0.3s ease;
}
.cursor-ring {
  position: fixed; top: 0; left: 0;
  width: 40px; height: 40px;
  border: 1px solid rgba(245,245,245,0.25);
  border-radius: 50%;
  pointer-events: none; z-index: 10000;
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--ease-out), height 0.4s var(--ease-out),
              border-color 0.3s ease, background 0.3s ease;
}
body.cursor-hover .cursor-dot { width: 0; height: 0; }
body.cursor-hover .cursor-ring {
  width: 64px; height: 64px;
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* ===========================
   Navigation
   =========================== */
.nav {
  position: fixed; top: 0; left: 0;
  width: 100%; z-index: 8000;
  padding: 0 clamp(24px, 6vw, 80px);
  transition: background 0.5s ease, backdrop-filter 0.5s ease;
}
.nav.scrolled {
  background: rgba(33,35,34,0.85);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
}
.nav-inner {
  max-width: 1440px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 80px;
}

.nav-logo {
  display: flex; align-items: center; gap: 12px;
  cursor: none;
  transition: opacity 0.3s ease;
}
.nav-logo:hover { opacity: 0.65; }

.nav-logo-mark {
  width: 32px; height: 32px;
  flex-shrink: 0;
}
.nav-logo-text {
  font-family: var(--font-en);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  color: var(--fg);
  line-height: 1;
}

.nav-links {
  display: flex; list-style: none; gap: 48px;
}
.nav-links a {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--fg-2);
  transition: color 0.3s ease;
  position: relative;
  cursor: none;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: -6px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.4s var(--ease-out);
}
.nav-links a:hover,
.nav-links a.active { color: var(--fg); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-toggle {
  display: none; flex-direction: column; gap: 7px;
  background: none; border: none; padding: 8px; z-index: 8001;
}
.nav-toggle span {
  display: block; width: 28px; height: 1px;
  background: var(--fg);
  transition: transform 0.4s var(--ease-out), opacity 0.3s ease;
}
.nav-toggle.active span:first-child { transform: translateY(4px) rotate(45deg); }
.nav-toggle.active span:last-child  { transform: translateY(-4px) rotate(-45deg); }

.nav-menu { display: contents; }

/* ===========================
   Section Shared
   =========================== */
.section-num {
  display: block;
  font-family: var(--font-en);
  font-size: 0.6rem; letter-spacing: 0.15em;
  color: var(--fg-4); margin-bottom: 20px;
}
.section-label {
  display: block;
  font-family: var(--font-en);
  font-size: 0.62rem; font-weight: 600; letter-spacing: 0.3em;
  color: var(--accent); margin-bottom: 20px; text-transform: uppercase;
}
.section-title {
  font-family: var(--font-kr);
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  font-weight: 200; line-height: 1.5; letter-spacing: -0.02em;
}
.section-header { margin-bottom: 72px; }

/* ===========================
   Reveal Animations
   =========================== */
[data-reveal] {
  opacity: 0; transform: translateY(36px);
  transition: opacity var(--dur) var(--ease-out),
              transform var(--dur) var(--ease-out);
}
[data-reveal].revealed { opacity: 1; transform: translateY(0); }
[data-reveal]:nth-child(2) { transition-delay: 0.08s; }
[data-reveal]:nth-child(3) { transition-delay: 0.16s; }
[data-reveal]:nth-child(4) { transition-delay: 0.24s; }
[data-reveal]:nth-child(5) { transition-delay: 0.32s; }
[data-reveal]:nth-child(6) { transition-delay: 0.40s; }

/* ===========================
   Footer
   =========================== */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
}
.footer-logo {
  display: flex; align-items: center; gap: 10px;
}
.footer-logo-mark { width: 22px; height: 22px; opacity: 0.5; }
.footer-logo-text {
  font-family: var(--font-en);
  font-size: 0.7rem; letter-spacing: 0.2em; color: var(--fg-3);
}
.footer-copy {
  font-family: var(--font-en);
  font-size: 0.6rem; color: var(--fg-4); letter-spacing: 0.05em;
}

/* ===========================
   PAGE: HOME
   =========================== */

/* Hero */
.hero {
  position: relative; height: 100vh; min-height: 640px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center; padding: 0 24px;
}
.hero-label {
  font-family: var(--font-en);
  font-size: 0.65rem; letter-spacing: 0.5em; color: var(--accent);
  margin-bottom: 36px;
}
.hero-title { margin-bottom: 24px; }
.title-line {
  display: block;
  font-family: var(--font-kr);
  font-size: clamp(2rem, 6vw, 4.8rem);
  font-weight: 200; line-height: 1.35; letter-spacing: -0.03em;
}
.hero-sub {
  font-family: var(--font-en);
  font-size: 0.75rem; letter-spacing: 0.32em; color: var(--fg-3);
  margin-bottom: 52px;
}
.hero-cta {
  display: inline-flex; align-items: center; gap: 16px;
  padding: 16px 44px;
  border: 1px solid rgba(201,169,110,0.4);
  color: var(--accent);
  font-family: var(--font-kr); font-size: 0.85rem; letter-spacing: 0.05em;
  transition: all 0.5s var(--ease-out);
  position: relative; overflow: hidden; cursor: none;
}
.hero-cta::before {
  content: ''; position: absolute; inset: 0;
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s var(--ease-out); z-index: -1;
}
.hero-cta:hover::before { transform: scaleX(1); }
.hero-cta:hover { color: var(--bg); border-color: var(--accent); }
.cta-arrow { transition: transform 0.4s var(--ease-out); font-size: 1.1rem; }
.hero-cta:hover .cta-arrow { transform: translateX(6px); }

.hero-scroll {
  position: absolute; bottom: 44px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  z-index: 2;
}
.scroll-text {
  font-family: var(--font-en);
  font-size: 0.5rem; letter-spacing: 0.3em; color: var(--fg-3);
}
.scroll-line {
  width: 1px; height: 44px; position: relative; overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute; top: -100%; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(to bottom, transparent, var(--accent), transparent);
  animation: scrollDrop 2s ease-in-out infinite;
}
@keyframes scrollDrop { 0% { top: -100%; } 100% { top: 100%; } }

/* Marquee */
.marquee {
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.marquee-track {
  display: flex; align-items: center; gap: 44px;
  white-space: nowrap;
  animation: marqueeScroll 30s linear infinite;
  width: max-content;
}
.marquee-track span {
  font-family: var(--font-en);
  font-size: 0.68rem; font-weight: normal; letter-spacing: 0.25em;
  color: var(--fg-3); flex-shrink: 0;
}
.marquee-dot {
  width: 4px !important; height: 4px;
  background: var(--accent); border-radius: 50%; display: inline-block;
}
@keyframes marqueeScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Video Showcase */
.video-showcase {
  padding: 80px 0 100px;
  overflow: hidden;
}
.showcase-header {
  padding: 0 clamp(24px, 6vw, 80px);
  margin-bottom: 40px;
  display: flex; align-items: baseline; gap: 20px;
}
.showcase-label {
  font-family: var(--font-en);
  font-size: 0.62rem; letter-spacing: 0.3em; color: var(--accent);
}
.showcase-title {
  font-family: var(--font-kr);
  font-size: 0.85rem; font-weight: 300; color: var(--fg-3);
}
.video-strip-wrapper { overflow: hidden; margin-bottom: 12px; }
.video-strip {
  display: flex; gap: 10px; width: max-content;
  animation: stripLeft 60s linear infinite;
}
.video-strip.reverse { animation: stripRight 70s linear infinite; }
.video-thumb {
  width: 280px; height: 158px; flex-shrink: 0;
  position: relative; overflow: hidden;
  background: var(--bg-card);
  cursor: none;
}
.video-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s var(--ease-out), opacity 0.4s ease;
  opacity: 0.75;
}
.video-thumb:hover img { transform: scale(1.06); opacity: 1; }
.video-thumb-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.4s ease;
  background: rgba(33,35,34,0.4);
}
.video-thumb:hover .video-thumb-overlay { opacity: 1; }
.play-icon {
  width: 40px; height: 40px;
  border: 1px solid rgba(245,245,245,0.8);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.play-icon::after {
  content: '';
  border-style: solid;
  border-width: 7px 0 7px 13px;
  border-color: transparent transparent transparent #f5f5f5;
  margin-left: 3px;
}
@keyframes stripLeft { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
@keyframes stripRight { 0% { transform: translateX(-50%); } 100% { transform: translateX(0); } }

/* ===========================
   PAGE: WORK
   =========================== */
.page-hero {
  padding: 180px 0 80px;
}
.page-hero-title {
  font-family: var(--font-kr);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 200; letter-spacing: -0.02em; line-height: 1.3;
}

/* Work Filter */
.work-filters {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 56px;
}
.filter-btn {
  padding: 14px 28px;
  font-family: var(--font-en);
  font-size: 0.62rem; letter-spacing: 0.2em;
  color: var(--fg-3);
  background: none; border: none; border-bottom: 1px solid transparent;
  cursor: none;
  transition: color 0.3s ease, border-color 0.3s ease;
  margin-bottom: -1px;
}
.filter-btn:hover { color: var(--fg); }
.filter-btn.active {
  color: var(--fg); border-bottom-color: var(--accent);
}

/* Work Grid */
.work-section { margin-bottom: 80px; }
.work-section-label {
  font-family: var(--font-en);
  font-size: 0.65rem; letter-spacing: 0.28em; color: var(--accent);
  margin-bottom: 28px; display: block;
  text-transform: uppercase;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.portfolio-item {
  position: relative; overflow: hidden;
  background: var(--bg-card);
  aspect-ratio: 16/9;
  cursor: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.portfolio-item.hidden { display: none; }
.portfolio-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s var(--ease-out), opacity 0.4s ease;
  opacity: 0.7;
}
.portfolio-item:hover img { transform: scale(1.05); opacity: 1; }
.portfolio-item-overlay {
  position: absolute; inset: 0;
  background: rgba(33,35,34,0.5);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.4s ease;
}
.portfolio-item:hover .portfolio-item-overlay { opacity: 1; }
.portfolio-item .play-icon {
  width: 36px; height: 36px;
}
.portfolio-item .play-icon::after {
  border-width: 6px 0 6px 11px;
}

/* Short form special card */
.shortform-card {
  grid-column: span 2;
  aspect-ratio: auto;
  padding: 40px;
  background: var(--bg-card);
  display: flex; flex-direction: column;
  justify-content: space-between;
  min-height: 200px;
  cursor: none; transition: background 0.4s ease;
}
.shortform-card:hover { background: var(--bg-hover); }
.shortform-card-title {
  font-family: var(--font-en);
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  letter-spacing: -0.01em; color: var(--fg); font-weight: normal;
}
.shortform-card-sub {
  font-size: 0.8rem; color: var(--fg-3); font-weight: 300;
  margin-top: 10px;
}
.shortform-card-cta {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-en);
  font-size: 0.65rem; letter-spacing: 0.2em; color: var(--accent);
  border-bottom: 1px solid rgba(201,169,110,0.3);
  padding-bottom: 4px;
  transition: gap 0.4s ease;
  cursor: none;
}
.shortform-card:hover .shortform-card-cta { gap: 16px; }

/* ===========================
   PAGE: ABOUT
   =========================== */
.about-hero {
  padding: 180px 0 120px;
  border-bottom: 1px solid var(--border);
}
.about-hero-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 120px; align-items: start;
}
.about-hero-title {
  font-family: var(--font-kr);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 200; line-height: 1.55; letter-spacing: -0.02em;
}
.about-hero-text {
  padding-top: 8px;
}
.about-hero-desc {
  font-size: 0.95rem; font-weight: 300;
  color: var(--fg-2); line-height: 2;
  margin-bottom: 52px;
}
.about-stats { display: flex; gap: 64px; }
.stat { display: flex; flex-direction: column; padding-top: 24px; position: relative; }
.stat::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 20px; height: 1px; background: var(--accent);
}
.stat-num {
  font-family: var(--font-en);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: normal; color: var(--fg); line-height: 1;
}
.stat-unit {
  font-family: var(--font-en);
  font-size: 0.65rem; letter-spacing: 0.1em;
  color: var(--accent); margin-top: 6px; margin-bottom: 6px;
}
.stat-label { font-size: 0.72rem; color: var(--fg-3); font-weight: 300; }

/* Philosophy */
.philosophy { padding: 160px 0; position: relative; overflow: hidden; }
.philosophy::before {
  content: '';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(201,169,110,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.philosophy-inner { text-align: center; max-width: 760px; margin: 0 auto; position: relative; }
.philosophy-mark {
  font-family: var(--font-en);
  font-size: clamp(5rem, 10vw, 8rem);
  color: var(--accent); opacity: 0.12; line-height: 0.6;
  margin-bottom: 20px; user-select: none;
}
.philosophy-quote {
  font-family: var(--font-kr);
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  font-weight: 200; line-height: 2.2; color: var(--fg-2);
  font-style: normal;
}
.philosophy-author {
  font-family: var(--font-en);
  font-size: 0.72rem; letter-spacing: 0.15em;
  color: var(--accent); margin-top: 40px;
}

/* Process */
.process { padding: 140px 0; background: var(--bg-low); position: relative; }
.process::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(to right, transparent, var(--border), transparent);
}
.process-timeline { position: relative; padding-left: 48px; }
.process-line {
  position: absolute; top: 0; left: 11px;
  width: 1px; height: 100%; background: var(--border);
}
.process-step { position: relative; padding-bottom: 56px; }
.process-step:last-child { padding-bottom: 0; }
.step-marker {
  position: absolute; left: -48px; top: 4px;
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
}
.step-dot {
  width: 8px; height: 8px; border: 1px solid var(--accent);
  border-radius: 50%; background: var(--bg-low);
  transition: background 0.4s ease, transform 0.4s ease;
}
.process-step.revealed .step-dot { background: var(--accent); transform: scale(1.3); }
.step-num {
  font-family: var(--font-en);
  font-size: 0.58rem; letter-spacing: 0.2em; color: var(--accent);
  display: block; margin-bottom: 10px;
}
.step-body h3 { font-size: 1rem; font-weight: 500; margin-bottom: 8px; }
.step-body p {
  font-size: 0.83rem; font-weight: 300; color: var(--fg-3);
  line-height: 1.8; max-width: 480px;
}

/* ===========================
   PAGE: CONTACT
   =========================== */
.contact-hero {
  padding: 180px 0 80px;
}
.contact-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 120px; align-items: start;
}
.contact-title {
  font-family: var(--font-kr);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 200; line-height: 1.5; margin-bottom: 20px;
  margin-top: 8px;
}
.contact-desc {
  font-size: 0.88rem; font-weight: 300;
  color: var(--fg-3); line-height: 1.9;
}
.contact-items { padding-top: 40px; }
.contact-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 26px 0;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.3s ease;
}
.contact-item:first-child { border-top: 1px solid var(--border); }
.contact-item:hover { border-color: rgba(201,169,110,0.25); }
.contact-key {
  font-family: var(--font-en);
  font-size: 0.58rem; letter-spacing: 0.2em; color: var(--fg-3);
  text-transform: uppercase;
}
.contact-val {
  font-size: 0.88rem; font-weight: 300; color: var(--fg-2);
  transition: color 0.3s ease; cursor: none;
}
a.contact-val:hover { color: var(--accent); }

/* ===========================
   Responsive — Large Tablet (1024–1280px)
   =========================== */
@media (max-width: 1280px) {
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ===========================
   Responsive — Tablet (768–1024px)
   =========================== */
@media (max-width: 1024px) {
  .container { padding: 0 clamp(20px, 4vw, 48px); }

  /* Nav */
  .nav { padding: 0 clamp(20px, 4vw, 48px); }
  .nav-inner { height: 68px; }
  .nav-links { gap: 32px; }

  /* Hero */
  .title-line { font-size: clamp(1.8rem, 5.5vw, 3.5rem); }
  .hero-cta { padding: 14px 36px; }

  /* Video showcase */
  .video-thumb { width: 240px; height: 135px; }

  /* Portfolio */
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .shortform-card { grid-column: span 1; min-height: 160px; padding: 28px; }

  /* About */
  .about-hero-layout { grid-template-columns: 1fr; gap: 48px; }
  .about-hero-title { font-size: clamp(1.8rem, 4vw, 2.8rem); }
  .about-hero-desc { margin-bottom: 40px; }
  .about-stats { gap: 48px; }

  /* Process */
  .process { padding: 100px 0; }
  .step-body p { max-width: 100%; }

  /* Contact */
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }
  .contact-items { padding-top: 0; }

  /* About hero */
  .about-hero { padding: 140px 0 80px; }
  .contact-hero { padding: 140px 0 60px; }
  .page-hero { padding: 140px 0 60px; }
}

/* ===========================
   Responsive — Mobile (max 768px)
   =========================== */
@media (max-width: 768px) {
  /* Cursor off */
  .cursor-dot, .cursor-ring { display: none !important; }
  body { cursor: auto; }
  body a, body button { cursor: pointer; }

  /* Nav — hamburger */
  .nav { padding: 0 20px; }
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed; inset: 0;
    background: rgba(33,35,34,0.97);
    backdrop-filter: blur(32px); -webkit-backdrop-filter: blur(32px);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden;
    transition: opacity 0.5s var(--ease-out), visibility 0.5s;
    z-index: 7999;
  }
  .nav-menu.open { opacity: 1; visibility: visible; }
  .nav-links { flex-direction: column; align-items: center; gap: 36px; }
  .nav-links a { font-size: 1rem; letter-spacing: 0.28em; }

  /* Hero */
  .hero { min-height: 100dvh; }
  .title-line { font-size: clamp(1.6rem, 7vw, 2.4rem); }
  .hero-label { font-size: 0.58rem; letter-spacing: 0.4em; margin-bottom: 28px; }
  .hero-sub { font-size: 0.68rem; letter-spacing: 0.25em; margin-bottom: 40px; }
  .hero-cta { padding: 14px 32px; font-size: 0.82rem; }

  /* Marquee */
  .marquee-track span { font-size: 0.62rem; }
  .marquee-track { gap: 32px; }

  /* Video showcase */
  .video-thumb { width: 200px; height: 113px; }
  .video-strip-wrapper { margin-bottom: 8px; }
  .showcase-header { padding: 0 20px; margin-bottom: 28px; }

  /* Page hero */
  .page-hero { padding: 110px 0 48px; }
  .page-hero-title { font-size: clamp(1.8rem, 7vw, 2.6rem); }
  .about-hero { padding: 110px 0 64px; }
  .contact-hero { padding: 110px 0 48px; }

  /* Portfolio grid */
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }
  .shortform-card {
    grid-column: span 2;
    min-height: 160px;
    padding: 28px 24px;
  }

  /* Work filters */
  .work-filters {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 0;
    margin-bottom: 40px;
  }
  .work-filters::-webkit-scrollbar { display: none; }
  .filter-btn { white-space: nowrap; padding: 12px 20px; font-size: 0.58rem; }
  .work-section { margin-bottom: 56px; }
  .work-section-label { font-size: 0.58rem; letter-spacing: 0.25em; margin-bottom: 20px; }

  /* Section */
  .section-header { margin-bottom: 40px; }
  .section-title { font-size: clamp(1.4rem, 5vw, 2rem); }

  /* About */
  .about-hero-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .about-hero-desc { font-size: 0.88rem; line-height: 1.9; margin-bottom: 36px; }
  .about-stats { gap: 36px; flex-wrap: wrap; }
  .stat-num { font-size: clamp(2rem, 7vw, 2.8rem); }

  /* Philosophy */
  .philosophy { padding: 100px 0; }
  .philosophy-mark { font-size: clamp(4rem, 12vw, 6rem); }
  .philosophy-quote { font-size: clamp(1rem, 3.5vw, 1.3rem); line-height: 2.1; }

  /* Process */
  .process { padding: 100px 0; }
  .process-timeline { padding-left: 36px; }
  .step-marker { left: -36px; }
  .step-body h3 { font-size: 0.95rem; }
  .step-body p { font-size: 0.8rem; }

  /* Contact */
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  .contact-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .contact-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 20px 0;
  }
  .contact-key { font-size: 0.55rem; }
  .contact-val { font-size: 0.85rem; }

  /* Footer */
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}

/* ===========================
   Responsive — Small Mobile (max 480px)
   =========================== */
@media (max-width: 480px) {
  .portfolio-grid { gap: 4px; }
  .shortform-card { padding: 24px 20px; }
  .shortform-card-title { font-size: 1.1rem; }
  .video-thumb { width: 168px; height: 95px; }
  .title-line { font-size: clamp(1.4rem, 7.5vw, 2rem); }
  .hero-cta { padding: 13px 28px; font-size: 0.78rem; gap: 12px; }
  .nav-logo-text { font-size: 0.82rem; }
  .nav-logo-mark { width: 26px; height: 26px; }
  .contact-items { padding-top: 0; }
}

/* ===========================
   Reduced Motion
   =========================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .scroll-line::after,
  .marquee-track,
  .video-strip { animation: none !important; }
}