:root {
  --bg: #0d0d10;
  --bg-soft: #141419;
  --card: #1a1a21;
  --text: #f4f1ea;
  --muted: #9b978a;
  --accent: #d9ff4b;
  --accent-ink: #0d0d10;
  --border: rgba(244, 241, 234, 0.12);
  --radius: 14px;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }

a { color: inherit; text-decoration: none; }

.serif { font-family: var(--font-serif); font-style: italic; font-weight: 400; }

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  transition: background 0.3s ease, padding 0.3s ease;
}
.nav.scrolled {
  background: rgba(13, 13, 16, 0.82);
  backdrop-filter: blur(14px);
  padding: 14px 32px;
  border-bottom: 1px solid var(--border);
}
.nav-logo { display: flex; align-items: center; }
.nav-logo-img {
  height: 38px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
}
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--muted); font-size: 0.92rem; transition: color 0.2s ease; }
.nav-links a:hover { color: var(--text); }

/* ---------- HERO ---------- */
.hero { padding: 180px 32px 80px; max-width: 1240px; margin: 0 auto; }
.hero-kicker {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.82rem;
  margin-bottom: 22px;
}
.hero-title {
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 1.02;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.hero-tags {
  color: var(--accent);
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 22px;
}
.hero-intro { font-size: clamp(1.05rem, 2vw, 1.35rem); color: var(--muted); max-width: 640px; }

/* brands marquee */
.brands-wrap { margin-top: 90px; }
.brands-label {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 20px;
}
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 28px; width: max-content; animation: marquee 26s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.brand-chip {
  border: 1px solid var(--border);
  padding: 12px 26px;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
  font-size: 1rem;
  white-space: nowrap;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- ABOUT ---------- */
.about {
  max-width: 1240px;
  margin: 0 auto;
  padding: 120px 32px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 72px;
  align-items: start;
}
.about-copy h2 { font-size: clamp(1.8rem, 3.6vw, 2.9rem); font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; margin-bottom: 24px; max-width: 780px; }
.about-copy p { color: var(--muted); font-size: 1.06rem; max-width: 720px; }
.about-photo { border-radius: var(--radius); overflow: hidden; position: relative; aspect-ratio: 3 / 4; }
.about-photo img { object-fit: cover; object-position: center; }
.about-photo::after { content: ""; position: absolute; inset: 0; border: 1px solid var(--border); border-radius: var(--radius); pointer-events: none; }

.stats { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 48px; }
.stat { flex: 1 1 140px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.stat-num { display: block; font-size: 1.7rem; font-weight: 700; }
.stat-label { display: block; margin-top: 4px; color: var(--muted); font-size: 0.85rem; }

/* ---------- SERVICES ---------- */
.services { background: var(--bg-soft); border-block: 1px solid var(--border); padding: 90px 32px; }
.services-title {
  max-width: 1240px; margin: 0 auto 40px;
  font-size: clamp(1.8rem, 3.4vw, 2.7rem); font-weight: 600;
}
.service-list {
  max-width: 1240px; margin: 0 auto;
  list-style: none;
  display: flex; flex-wrap: wrap; gap: 16px 28px;
}
.service-list li { flex: 1 1 300px; padding: 22px 0; font-size: 1.25rem; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.service-list li::after { content: "↗"; color: var(--accent); font-size: 1.1rem; }

/* ---------- GALLERY ---------- */
.gallery { max-width: 1240px; margin: 0 auto; padding: 120px 32px 60px; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 210px;
  gap: 16px;
}
.tile { position: relative; border-radius: var(--radius); overflow: hidden; }
.tile img { transition: transform 0.6s cubic-bezier(0.2, 0.6, 0.2, 1); }
.tile:hover img { transform: scale(1.05); }
.tile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.45), transparent 45%); }
.tile figcaption { position: absolute; left: 16px; bottom: 12px; z-index: 2; font-size: 0.9rem; color: #fff; }
.tile-tall { grid-row: span 2; }

/* ---------- AI VISUALS ---------- */
.ai { max-width: 1240px; margin: 0 auto; padding: 60px 32px 110px; }
.ai-intro { color: var(--muted); font-size: 1.06rem; margin: -28px 0 40px; }

/* ---------- WORK ---------- */
.work { max-width: 1240px; margin: 0 auto; padding: 90px 32px; }
.section-heading { font-size: clamp(1.8rem, 3.4vw, 2.7rem); font-weight: 600; margin-bottom: 48px; }
.section-heading .serif { color: var(--muted); }

.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
.work-card { display: block; }
.work-card img { aspect-ratio: 3 / 3.4; border-radius: var(--radius); transition: opacity 0.3s ease; }
.work-card:hover img { opacity: 0.85; }
.work-body { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-top: 16px; }
.work-title { font-size: 1.2rem; font-weight: 600; }
.work-meta { color: var(--muted); font-size: 0.92rem; white-space: nowrap; }
.work-all { margin-top: 48px; }
.work-all a { color: var(--accent); font-weight: 600; }

/* ---------- CASE STUDIES ---------- */
.case-studies { background: var(--bg-soft); border-block: 1px solid var(--border); padding: 110px 32px; }
.case-studies .section-heading { max-width: 1240px; margin-inline: auto; }

.case {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: center;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.case-copy h3 { font-size: 2rem; font-weight: 600; margin-bottom: 22px; }
.case-copy dl { display: flex; flex-wrap: wrap; gap: 14px 40px; margin-bottom: 22px; }
.case-copy dl div { display: flex; gap: 10px; }
.case-copy dt { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; align-self: center; }
.case-copy dd { font-weight: 600; font-size: 0.95rem; }
.case-copy dd a { color: var(--accent); }
.case-copy p { color: var(--muted); max-width: 520px; margin-bottom: 22px; }
.case-link { font-weight: 600; }
.case-link:hover span { transform: translateX(4px); }
.case-link span { display: inline-block; transition: transform 0.2s ease; }
.case-img { border-radius: var(--radius); overflow: hidden; aspect-ratio: 16 / 11; }

/* ---------- TESTIMONIALS ---------- */
.testimonials { max-width: 1240px; margin: 0 auto; padding: 110px 32px; }
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
blockquote {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
blockquote p { font-size: 1.08rem; }
blockquote cite { color: var(--muted); font-style: normal; font-size: 0.9rem; margin-top: auto; }

/* ---------- CONTACT ---------- */
.contact { padding: 120px 32px 80px; text-align: center; }
.contact-title { font-size: clamp(2.6rem, 6vw, 4.5rem); font-weight: 600; letter-spacing: -0.02em; }
.contact-sub { color: var(--muted); margin: 16px 0 40px; }
.contact-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  padding: 16px 34px;
  border-radius: 999px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(217, 255, 75, 0.25); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { box-shadow: none; border-color: var(--text); }

.socials { margin-top: 56px; color: var(--muted); display: flex; gap: 18px; justify-content: center; align-items: center; flex-wrap: wrap; }
.socials span { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.82rem; }
.socials a { color: var(--accent); font-weight: 600; }

/* ---------- FOOTER ---------- */
.footer { border-top: 1px solid var(--border); padding: 30px 32px; text-align: center; color: var(--muted); font-size: 0.9rem; }

/* ---------- REVEAL ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .about { grid-template-columns: 1fr; gap: 40px; }
  .about-photo { max-width: 420px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .work-grid { grid-template-columns: 1fr; }
  .case { grid-template-columns: 1fr; gap: 32px; }
  .quotes { grid-template-columns: 1fr; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: 0.85rem; }
  .nav { padding: 16px 20px; }
  .nav.scrolled { padding: 12px 20px; }
  .hero, .about, .gallery, .work, .testimonials { padding-inline: 20px; }
  .case-studies, .services { padding-inline: 20px; }
}

@media (max-width: 520px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 140px; }
  .nav-links a:nth-child(3), .nav-links a:nth-child(4) { display: none; }
  .stats { gap: 12px; }
}