:root {
  --bg: #0b0b0a;
  --bg-2: #141411;
  --ink: #f3efe6;
  --muted: #9b968c;
  --line: rgba(243, 239, 230, 0.14);
  --accent: #ff4d1a;
  --accent-soft: rgba(255, 77, 26, 0.18);
  --display: "Syne", "Pretendard Variable", Pretendard, sans-serif;
  --body: "Pretendard Variable", Pretendard, "Noto Sans KR", sans-serif;
  --header: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 0.5rem); }
body {
  font-family: var(--body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; background: none; border: 0; }
ul, ol { list-style: none; }

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 80;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.shell {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}
.brand img {
  height: 1.55rem;
  width: auto;
  display: block;
}
.kicker {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1rem;
}
.display {
  font-family: var(--display);
  font-weight: 750;
  letter-spacing: -0.04em;
  line-height: 1.12;
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  text-wrap: balance;
}
.lede {
  font-size: 1.12rem;
  color: var(--ink);
  margin-bottom: 1rem;
  line-height: 1.7;
  max-width: 34rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.35s var(--ease), background 0.35s var(--ease), color 0.35s var(--ease), border-color 0.35s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn-solid { background: var(--accent); color: #140800; }
.btn-solid:hover { background: #ff6a3d; }
.btn-line { border: 1px solid var(--line); color: var(--ink); }
.btn-line:hover { border-color: var(--ink); }
.btn-block { width: 100%; }

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: var(--header);
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(11, 11, 10, 0.78);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--line);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.nav a {
  font-size: 0.92rem;
  color: var(--muted);
  transition: color 0.25s;
}
.nav a:hover { color: var(--ink); }
.nav-contact {
  color: var(--ink) !important;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.95rem;
}
.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  gap: 6px;
  flex-direction: column;
}
.nav-toggle span {
  display: block;
  width: 1.2rem;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s var(--ease);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: calc(var(--header) + 2rem) 0 4.5rem;
  isolation: isolate;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: #050505;
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}
.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 11, 10, 0.4) 0%, rgba(11, 11, 10, 0.55) 42%, rgba(11, 11, 10, 0.94) 100%),
    radial-gradient(80% 60% at 70% 20%, rgba(255, 77, 26, 0.14), transparent 60%);
}
.hero-logo {
  width: min(420px, 72vw);
  height: auto;
  margin-bottom: 1.35rem;
  filter: drop-shadow(0 8px 30px rgba(0, 0, 0, 0.45));
}
.hero-line {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  font-size: clamp(1.55rem, 3.8vw, 2.55rem);
  margin-bottom: 1.25rem;
}
.hero-line span { display: block; }
.hero-sub {
  max-width: 28rem;
  color: var(--muted);
  margin-bottom: 1.8rem;
  line-height: 1.7;
  font-size: 1.02rem;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* Sections */
.block { padding: clamp(4.5rem, 10vw, 7.5rem) 0; }
.section-head { margin-bottom: clamp(2rem, 5vw, 3.25rem); max-width: 36rem; }
.section-note {
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 32rem;
}

.about { border-top: 1px solid var(--line); }
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}
.about-sticky { position: sticky; top: calc(var(--header) + 1.5rem); }
.about-body p { color: var(--muted); margin-bottom: 1rem; line-height: 1.75; max-width: 36rem; }
.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.35rem 1.75rem;
  margin-top: 2.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.facts dt {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}
.facts dd {
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.01em;
}

.services { background: linear-gradient(180deg, transparent, rgba(255, 77, 26, 0.035)); }
.service-list { border-top: 1px solid var(--line); }
.service-list li {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr) minmax(7.5rem, 11rem);
  gap: 1rem 1.25rem;
  align-items: baseline;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}
.service-list .idx {
  font-family: var(--display);
  color: var(--accent);
  font-weight: 700;
}
.service-list h3 {
  font-family: var(--display);
  font-size: 1.28rem;
  letter-spacing: -0.03em;
  margin-bottom: 0.35rem;
}
.service-list p { color: var(--muted); max-width: 34rem; line-height: 1.65; }
.service-list .meta {
  color: var(--muted);
  font-size: 0.82rem;
  text-align: right;
  line-height: 1.45;
  white-space: nowrap;
}

.process-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.process-row article {
  padding: 1.5rem 1rem 1.5rem 0;
  border-right: 1px solid var(--line);
}
.process-row article:last-child { border-right: 0; }
.process-row span {
  display: block;
  color: var(--accent);
  font-family: var(--display);
  font-weight: 700;
  margin-bottom: 0.85rem;
}
.process-row h3 {
  font-family: var(--display);
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  margin-bottom: 0.4rem;
}
.process-row p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
  max-width: 9.5rem;
}

.work-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.work-item {
  position: relative;
  overflow: hidden;
  min-height: clamp(220px, 28vw, 340px);
  background: var(--bg-2);
}
.work-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform 0.9s var(--ease), filter 0.9s var(--ease);
  filter: grayscale(0.25) contrast(1.05);
}
.work-item:hover img {
  transform: scale(1.04);
  filter: grayscale(0) contrast(1.08);
}
.work-cap {
  position: absolute;
  inset: auto 0 0;
  padding: 1.25rem 1.2rem 1.3rem;
  background: linear-gradient(180deg, transparent, rgba(8, 8, 7, 0.92));
}
.work-cap span {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.work-cap strong {
  display: block;
  font-family: var(--display);
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
}
.work-cap p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
  margin-top: 0.2rem;
}

.contact { border-top: 1px solid var(--line); }
.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: start;
}
.contact-list { margin-top: 2rem; display: grid; gap: 1.25rem; }
.contact-list li { display: grid; gap: 0.3rem; }
.contact-list span {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-list a { font-weight: 600; line-height: 1.45; }
.contact-list a:hover { color: var(--accent); }
.contact-list .addr {
  display: grid;
  gap: 0.2rem;
}
.contact-list .addr-sub {
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: var(--muted);
}

.contact-form {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(255, 77, 26, 0.06), transparent 55%);
}
.contact-form label {
  display: grid;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.28);
  padding: 0.85rem 0.95rem;
  border-radius: 0.35rem;
  outline: none;
  transition: border-color 0.25s;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { border-color: var(--accent); }
.form-note {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
}
.form-note a { color: var(--accent); text-decoration: underline; }
.form-note code {
  font-size: 0.75rem;
  color: var(--ink);
}
.form-status {
  font-size: 0.9rem;
  font-weight: 600;
}
.form-status.is-ok { color: #8fd6a8; }
.form-status.is-error { color: #ff8d73; }
.botcheck {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
}

.clients { padding-bottom: 2rem; }
.client-logos {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  margin: 0 0 2.5rem;
  padding: 0;
}
.client-logos li {
  display: grid;
  place-items: center;
  min-height: 5.5rem;
  padding: 1.1rem 1.35rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}
.client-logos img {
  width: auto;
  height: clamp(1.7rem, 3.2vw, 2.35rem);
  max-width: 100%;
  object-fit: contain;
  opacity: 0.92;
  filter: grayscale(0.15);
  transition: opacity 0.3s var(--ease), filter 0.3s var(--ease), transform 0.3s var(--ease);
}
.client-logos li:hover img {
  opacity: 1;
  filter: none;
  transform: translateY(-1px);
}
.client-rail {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.015);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.client-track {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  padding: 1.35rem 0;
  animation: client-marquee 32s linear infinite;
}
.client-track span {
  font-family: var(--display);
  font-size: clamp(1rem, 2vw, 1.25rem);
  letter-spacing: -0.03em;
  color: var(--muted);
  white-space: nowrap;
}
.client-rail:hover .client-track { animation-play-state: paused; }
@keyframes client-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (max-width: 720px) {
  .client-logos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
  }
  .client-logos li {
    min-height: 4.5rem;
    padding: 0.9rem 1rem;
  }
}

.work-grid--wide {
  grid-template-columns: repeat(12, 1fr);
  gap: 0.85rem;
}
.work-grid--wide .work-item {
  grid-column: span 4;
  min-height: clamp(200px, 24vw, 300px);
}
.work-grid--wide .work-item--lg {
  grid-column: span 8;
  min-height: clamp(260px, 34vw, 420px);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.75rem 0 3.25rem;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer-tag {
  margin-top: 0.45rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}
.footer-legal {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
  max-width: 36rem;
}
.footer-legal .copy { margin-top: 0.85rem; color: #6f6b63; }

/* Motion — visible by default; JS unlocks entrance */
.reveal {
  opacity: 1;
  transform: none;
}
html.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
html.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (max-width: 1080px) {
  .service-list .meta { white-space: normal; }
}

@media (max-width: 900px) {
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .about-sticky { position: static; }
  .service-list li {
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: 0.55rem 1rem;
  }
  .service-list .meta {
    grid-column: 2;
    text-align: left;
    white-space: normal;
  }
  .process-row { grid-template-columns: 1fr 1fr 1fr; }
  .process-row article {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 1.2rem 0.85rem 1.2rem 0;
  }
  .process-row p { max-width: none; }
}

@media (max-width: 720px) {
  .nav-toggle { display: grid; }
  .nav {
    position: fixed;
    inset: var(--header) 0 auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(11, 11, 10, 0.96);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1.25rem 1rem;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 0.85rem 0; border-bottom: 1px solid var(--line); }
  .nav-contact {
    border: 0 !important;
    border-radius: 0;
    padding: 0.85rem 0;
  }
  .nav-toggle.is-open span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .nav-toggle.is-open span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .work-grid { grid-template-columns: 1fr; }
  .work-grid--wide { grid-template-columns: 1fr; }
  .work-grid--wide .work-item,
  .work-grid--wide .work-item--lg { grid-column: auto; }
  .facts { grid-template-columns: 1fr 1fr; }
  .hero-logo { width: min(280px, 78vw); }
  .process-row { grid-template-columns: 1fr 1fr; }
  .display { font-size: clamp(1.85rem, 8vw, 2.4rem); }
}

@media (max-width: 420px) {
  .facts { grid-template-columns: 1fr; }
}