:root {
  --paper: #f2eee5;
  --ink: #151515;
  --muted: #6f6b62;
  --line: #1b1b1b;
  --cream: #fffaf0;
  --green: #293d33;
  --blue: #cbd8dc;
  --red: #b7432e;
  --orange: #ff6a00;
  --yellow: #e2b44f;
  --shadow: 0 24px 80px rgba(21, 21, 21, 0.12);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  color-scheme: light;
}
* { box-sizing: border-box; }
html { min-height: 100%; overflow-y: auto; scroll-behavior: smooth; background: var(--paper); }
body {
  margin: 0;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: visible;
  color: var(--ink);
  background:
    linear-gradient(rgba(21,21,21,0.04) 1px, transparent 1px) 0 0 / 100% 88px,
    linear-gradient(90deg, rgba(21,21,21,0.035) 1px, transparent 1px) 0 0 / 88px 100%,
    var(--paper);
  font-family: "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  word-break: keep-all;
}
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 3px solid var(--red); outline-offset: 4px; }
.skip-link { position: fixed; left: 14px; top: 14px; z-index: 99; transform: translateY(-150%); background: var(--ink); color: var(--paper); padding: 10px 14px; border-radius: 999px; font-weight: 800; }
.skip-link:focus { transform: translateY(0); }
.site-header {
  position: fixed;
  top: 20px;
  left: 50%;
  z-index: 30;
  width: min(1580px, calc(100% - 40px));
  min-height: 58px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  border: 1px solid rgba(255,255,255,0.36);
  background: rgba(17, 19, 20, 0.62);
  color: white;
  box-shadow: 0 18px 54px rgba(0,0,0,0.16);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
  animation: navIn 780ms var(--ease) 520ms both;
}
.brand, .nav-links, .hero-actions { display: flex; align-items: center; }
.brand { min-height: 56px; gap: 12px; padding: 0 18px; font-weight: 950; text-shadow: 0 10px 30px rgba(0,0,0,0.22); }
.brand-mark { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid rgba(255,255,255,0.74); background: rgba(0,0,0,0.18); font-family: Georgia, serif; font-weight: 950; }
.nav-links { height: 100%; }
.nav-links a { display: flex; align-items: center; min-height: 56px; padding: 0 18px; border-left: 1px solid rgba(255,255,255,0.34); font-size: 13px; font-weight: 950; transition: background 180ms var(--ease), color 180ms var(--ease); }
.nav-links a:hover { background: rgba(255,255,255,0.86); color: var(--ink); }
.hero {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  isolation: isolate;
  display: grid;
  place-items: center;
  padding: 92px 24px 74px;
  background: #f5e5ea;
}
.hero-art {
  position: absolute;
  inset: 0;
  z-index: -3;
  background-image: url("hero-abstract.svg");
  background-size: cover;
  background-position: center;
  transform: scale(1.12);
  animation: artOpen 1800ms var(--ease) both, artFloat 16s ease-in-out 1800ms infinite alternate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 50% 48%, rgba(255,255,255,0.04), rgba(255,255,255,0.02) 28%, rgba(0,0,0,0.08) 60%, rgba(0,0,0,0.18)),
    linear-gradient(180deg, rgba(0,0,0,0.06), rgba(0,0,0,0.18));
}
.social-rail {
  position: absolute;
  left: clamp(18px, 4vw, 64px);
  top: 50%;
  z-index: 2;
  display: grid;
  gap: 10px;
  transform: translateY(-50%);
  animation: railIn 820ms var(--ease) 960ms both;
}
.social-rail span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(255,255,255,0.8);
  border-radius: 50%;
  color: white;
  font-size: 10px;
  font-weight: 950;
  text-transform: uppercase;
}
.concept-rail {
  position: absolute;
  right: clamp(22px, 7vw, 150px);
  top: 33%;
  z-index: 2;
  display: grid;
  gap: 18px;
  width: min(230px, 26vw);
  margin: 0;
  padding: 0;
  list-style: none;
  color: white;
  text-shadow: 0 12px 36px rgba(0,0,0,0.28);
  animation: railIn 820ms var(--ease) 1120ms both;
}
.concept-rail li { display: grid; grid-template-columns: 42px 1fr; align-items: start; gap: 12px; }
.concept-rail span { font-family: Georgia, serif; font-size: 18px; color: rgba(255,255,255,0.82); }
.concept-rail strong { font-size: 12px; font-weight: 900; letter-spacing: 0.02em; }
.hero-copy {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  max-width: min(980px, 76vw);
  color: white;
  text-align: center;
  text-shadow: 0 22px 70px rgba(0,0,0,0.34);
  animation: heroTextIn 980ms var(--ease) 640ms both;
}
.eyebrow { margin: 0 0 12px; font-size: 12px; font-weight: 950; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.82); }
h1, h2, h3, p { margin-top: 0; }
h1 {
  display: grid;
  gap: 0;
  margin: 0 0 14px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(68px, 12.4vw, 206px);
  line-height: 0.82;
  letter-spacing: -0.095em;
}
h1 span { display: block; }
.hero-copy p:not(.eyebrow) { max-width: 680px; color: rgba(255,255,255,0.86); font-size: clamp(16px, 1.45vw, 20px); }
.hero-actions { gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 22px; }
.button, .contact-button { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; border: 2px solid var(--line); border-radius: 999px; padding: 12px 18px; font-weight: 950; transition: transform 180ms var(--ease), background 180ms var(--ease), color 180ms var(--ease); }
.button:hover, .contact-button:hover { transform: translateY(-3px); }
.button.primary { border-color: white; background: white; color: var(--ink); text-shadow: none; }
.button.secondary { border-color: rgba(255,255,255,0.82); background: rgba(0,0,0,0.18); color: white; backdrop-filter: blur(12px); }
.bottom-bar {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 18px;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: clamp(16px, 4vw, 70px);
  min-height: 42px;
  align-items: center;
  border: 1px solid rgba(255,255,255,0.42);
  background: rgba(0,0,0,0.48);
  color: white;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: bottomIn 760ms var(--ease) 1240ms both;
}
.section, .contact { border: 2px solid var(--line); background: var(--cream); }
.section {
  position: relative;
  overflow: hidden;
  width: min(1440px, calc(100% - 44px));
  margin: 120px auto;
  padding: clamp(40px, 6vw, 88px);
  box-shadow: var(--shadow);
}
.section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.16;
  background-image: url("hero-abstract.svg");
  background-size: cover;
  background-position: center;
  filter: saturate(1.15) blur(1px);
}
.section > * { position: relative; z-index: 1; }
.chroma-section {
  background:
    radial-gradient(circle at 78% 18%, rgba(255,106,0,0.34), transparent 28%),
    linear-gradient(135deg, #fffaf0 0%, #efd4e3 48%, #cbd8dc 100%);
}
.gallery-section {
  background: #161616;
  color: var(--paper);
}
.gallery-section::before { opacity: 0.36; mix-blend-mode: screen; }
.section-heading { max-width: 920px; margin-bottom: 48px; }
.split-heading {
  display: grid;
  grid-template-columns: minmax(180px, 0.42fr) minmax(0, 1.18fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: end;
  max-width: none;
}
.section-heading.compact { max-width: 1100px; }
.section h2, .contact h2 {
  margin-bottom: 18px;
  font-family: Georgia, serif;
  font-size: clamp(42px, 5.8vw, 92px);
  line-height: 0.94;
  letter-spacing: -0.075em;
}
.split-heading p:not(.eyebrow), .section-heading p:not(.eyebrow), .contact p, .process-copy p { color: var(--muted); font-size: 18px; }
.chroma-section .eyebrow { color: var(--red); }
.gallery-section .section-heading p:not(.eyebrow), .gallery-section .eyebrow { color: rgba(242,238,229,0.76); }
.process-room .eyebrow, .final-scene .eyebrow { color: var(--orange); }
.system-stage {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: minmax(220px, auto);
  grid-auto-flow: dense;
  gap: 0;
  border: 2px solid var(--line);
  background: var(--line);
}
.poster-card, .system-card {
  position: relative;
  overflow: hidden;
  display: grid;
  align-content: space-between;
  min-height: 220px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  transition: transform 220ms var(--ease), filter 220ms var(--ease), background 220ms var(--ease);
}
.poster-card:hover, .system-card:hover, .case-card:hover, .process-list li:hover { transform: translateY(-6px); }
.poster-card {
  grid-column: span 2;
  grid-row: span 2;
  min-height: 500px;
  background: #0f1112;
  color: white;
}
.poster-card::before {
  content: "";
  position: absolute;
  inset: -20%;
  background-image: url("hero-abstract.svg");
  background-size: cover;
  background-position: center;
  opacity: 0.72;
  filter: saturate(1.2) contrast(1.05);
  transform: scale(1.08);
}
.poster-card::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 2px solid rgba(255,255,255,0.58);
  border-radius: 50%;
}
.poster-card > * { position: relative; z-index: 1; }
.poster-card span, .system-card span, .case-strip span, .process-list span {
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
}
.poster-card span { color: rgba(255,255,255,0.82); }
.poster-card strong {
  align-self: center;
  font-family: Georgia, serif;
  font-size: clamp(58px, 8.8vw, 138px);
  line-height: 0.82;
  letter-spacing: -0.09em;
  text-shadow: 0 22px 60px rgba(0,0,0,0.32);
}
.poster-card p { max-width: 440px; margin: 0; color: rgba(255,255,255,0.82); font-size: 18px; }
.system-card { background: var(--paper); }
.system-card.material { background: var(--orange); color: white; }
.system-card.photo { background: #0f1112; color: white; }
.system-card.voice { grid-column: span 2; background: var(--yellow); }
.system-card.sign { grid-column: span 2; background: var(--blue); }
.system-card::after {
  content: "";
  position: absolute;
  right: -16%;
  bottom: -20%;
  width: 54%;
  aspect-ratio: 1;
  border: 2px solid currentColor;
  border-radius: 50%;
  opacity: 0.2;
}
.system-card h3 {
  margin: 28px 0 14px;
  font-family: Georgia, serif;
  font-size: clamp(28px, 3.6vw, 56px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}
.system-card p { max-width: 460px; margin-bottom: 0; color: inherit; opacity: 0.76; }
.case-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(260px, 1fr));
  gap: 0;
  overflow-x: auto;
  border: 2px solid rgba(242,238,229,0.34);
  background: rgba(0,0,0,0.42);
}
.case-card {
  position: relative;
  overflow: hidden;
  display: grid;
  align-content: end;
  min-height: min(62vh, 620px);
  padding: 28px;
  border-right: 2px solid rgba(242,238,229,0.22);
  background: #202020;
  transition: transform 220ms var(--ease), filter 220ms var(--ease);
}
.case-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.72;
  background-image: url("hero-abstract.svg");
  background-size: 820px auto;
  background-position: center;
  filter: saturate(1.1);
}
.case-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.05), rgba(0,0,0,0.66));
}
.case-card.storefront::before { background-position: 12% 28%; }
.case-card.package::before { background-position: 42% 44%; filter: hue-rotate(28deg) saturate(1.25); }
.case-card.photo-tone::before { background-position: 72% 34%; filter: hue-rotate(120deg) saturate(1.12); }
.case-card.voice-tone::before { background-position: 92% 62%; filter: hue-rotate(-24deg) saturate(1.24); }
.case-card > * { position: relative; z-index: 1; }
.case-strip span { color: rgba(255,255,255,0.76); }
.case-strip h3 {
  margin: 0 0 16px;
  color: white;
  font-family: Georgia, serif;
  font-size: clamp(44px, 6vw, 92px);
  line-height: 0.9;
  letter-spacing: -0.08em;
}
.case-strip p { max-width: 290px; margin: 0; color: rgba(255,255,255,0.78); }
.process-room {
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: start;
  background: #111314;
  color: white;
}
.process-room::before { opacity: 0.28; mix-blend-mode: screen; }
.process-copy { position: sticky; top: 104px; align-self: start; }
.process-copy h2 { color: white; }
.process-copy p { color: rgba(255,255,255,0.7); }
.process-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; border: 2px solid rgba(242,238,229,0.28); }
.process-list li {
  position: relative;
  overflow: hidden;
  min-height: 184px;
  padding: 28px;
  border-bottom: 2px solid rgba(242,238,229,0.2);
  background: rgba(255,255,255,0.07);
  transition: transform 220ms var(--ease), background 220ms var(--ease);
}
.process-list li:last-child { border-bottom: 0; }
.process-list li::after {
  content: "";
  position: absolute;
  right: 24px;
  top: 24px;
  width: clamp(58px, 8vw, 118px);
  aspect-ratio: 1;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50%;
}
.process-list li:hover { background: rgba(255,255,255,0.12); }
.process-list span { color: var(--orange); }
.process-list strong { display: block; max-width: 680px; margin: 16px 0; font-family: Georgia, serif; font-size: clamp(32px, 4vw, 58px); line-height: 0.96; letter-spacing: -0.055em; }
.process-list p { max-width: 620px; margin-bottom: 0; color: rgba(255,255,255,0.68); }
.final-scene {
  width: min(1440px, calc(100% - 44px));
  margin: 120px auto 44px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: end;
  gap: clamp(24px, 5vw, 72px);
  padding: clamp(36px, 6vw, 88px);
  background:
    radial-gradient(circle at 16% 32%, rgba(255,106,0,0.7), transparent 24%),
    radial-gradient(circle at 88% 22%, rgba(203,216,220,0.72), transparent 22%),
    #111314;
  color: var(--paper);
}
.contact-mark {
  display: grid;
  place-items: center;
  width: clamp(86px, 14vw, 170px);
  aspect-ratio: 1;
  border: 2px solid rgba(242,238,229,0.48);
  border-radius: 50%;
  font-family: Georgia, serif;
  font-size: clamp(48px, 8vw, 104px);
  line-height: 1;
}
.contact p { color: rgba(242,238,229,0.72); }
.contact-button { background: var(--paper); color: var(--ink); white-space: nowrap; }
@keyframes navIn { from { opacity: 0; transform: translate(-50%, -18px); } to { opacity: 1; transform: translate(-50%, 0); } }
@keyframes artOpen { from { opacity: 0; transform: scale(1.28); filter: blur(18px) saturate(0.84); } to { opacity: 1; transform: scale(1.12); filter: blur(0) saturate(1); } }
@keyframes artFloat { from { transform: scale(1.12) translate3d(-18px, -8px, 0); } to { transform: scale(1.18) translate3d(18px, 12px, 0); } }
@keyframes heroTextIn { from { opacity: 0; transform: translateY(38px) scale(0.96); filter: blur(5px); } to { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); } }
@keyframes railIn { from { opacity: 0; transform: translateY(calc(-50% + 20px)); } to { opacity: 1; transform: translateY(-50%); } }
@keyframes bottomIn { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; } }
@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr; width: min(100% - 28px, 1580px); color: white; background: rgba(17,19,20,0.68); }
  .nav-links { display: none; }
  .concept-rail { display: none; }
  .hero-copy { max-width: min(780px, 88vw); }
  .split-heading, .process-room, .final-scene { grid-template-columns: 1fr; }
  .split-heading { gap: 20px; }
  .system-stage { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .poster-card, .system-card.voice, .system-card.sign { grid-column: span 2; }
  .process-copy { position: static; }
  .contact-mark { width: 104px; }
}
@media (max-width: 560px) {
  .section, .contact { width: min(100% - 20px, 1320px); margin-block: 64px; padding: 24px; }
  .hero { padding: 104px 16px 78px; }
  .section h2, .contact h2 { font-size: clamp(40px, 13vw, 62px); }
  .system-stage { grid-template-columns: 1fr; }
  .poster-card, .system-card.voice, .system-card.sign { grid-column: 1; }
  .poster-card { min-height: 420px; }
  .poster-card strong { font-size: clamp(54px, 18vw, 82px); }
  .case-card { min-height: 470px; }
  h1 { font-size: clamp(60px, 21vw, 92px); line-height: 0.9; }
  .social-rail { display: none; }
  .bottom-bar { justify-content: flex-start; overflow-x: auto; padding-inline: 14px; }
  .case-strip { grid-template-columns: repeat(4, minmax(220px, 1fr)); }
  .contact-button { white-space: normal; text-align: center; }
}