/* DLF design — white / gray minimal */
:root {
  --bg: #ffffff;
  --bg-soft: #f6f6f4;
  --ink: #1b1b1b;
  --ink-2: #555;
  --mute: #8c8c8c;
  --line: #e6e6e3;
  --accent: #481d13;
  --max: 1360px;
  --gutter: clamp(20px, 4vw, 56px);
  --header-h: 84px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: -0.01em;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.eyebrow {
  font-size: 12px; letter-spacing: .28em; text-transform: uppercase; color: var(--mute);
}
.h-display { font-size: clamp(30px, 4.4vw, 58px); font-weight: 300; line-height: 1.3; letter-spacing: -0.03em; }
.h-section { font-size: clamp(24px, 2.6vw, 36px); font-weight: 300; line-height: 1.4; letter-spacing: -0.02em; }
.lead { font-size: clamp(16px, 1.3vw, 18px); color: var(--ink-2); line-height: 1.9; }

/* ---------- header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--gutter);
  background: rgba(255,255,255,.94); backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease), border-color .4s var(--ease), color .4s;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.site-header .logo img { height: 46px; width: auto; transition: filter .4s; }
.site-header nav { display: flex; align-items: center; gap: clamp(20px, 3vw, 44px); }
.site-header nav a.nav-link {
  font-size: 13px; letter-spacing: .14em; text-transform: uppercase; position: relative; padding: 6px 0;
}
.site-header nav a.nav-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.site-header nav a.nav-link:hover::after, .site-header nav a.nav-link.active::after { transform: scaleX(1); }
.btn-line {
  display: inline-flex; align-items: center; gap: 10px;
  border: 1px solid currentColor; padding: 10px 20px; font-size: 13px; letter-spacing: .06em;
  transition: background .3s, color .3s;
}
.btn-line:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-solid {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--ink); color: #fff; padding: 16px 34px; font-size: 14px; letter-spacing: .06em;
  transition: background .3s;
}
.btn-solid:hover { background: #000; }
.menu-toggle { display: none; width: 32px; height: 32px; position: relative; }
.menu-toggle span { position: absolute; left: 4px; right: 4px; height: 1px; background: currentColor; transition: transform .3s, top .3s; }
.menu-toggle span:nth-child(1) { top: 12px; }
.menu-toggle span:nth-child(2) { top: 20px; }
body.menu-open .menu-toggle span:nth-child(1) { top: 16px; transform: rotate(45deg); }
body.menu-open .menu-toggle span:nth-child(2) { top: 16px; transform: rotate(-45deg); }

/* header over full-bleed imagery (home) */
.site-header.on-dark:not(.scrolled) { background: transparent; color: #fff; backdrop-filter: none; }
.site-header.on-dark:not(.scrolled) .logo img { filter: brightness(0) invert(1); }
.site-header.on-dark:not(.scrolled) .btn-line:hover { background: #fff; color: var(--ink); border-color: #fff; }

/* ---------- home hero: one full-screen photo at a time ---------- */
.hero { position: relative; height: 100vh; height: 100svh; min-height: 560px; overflow: hidden; background: #111; color: #fff; }
.hero .slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.8s var(--ease); }
.hero .slide img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); }
.hero .slide.on { opacity: 1; }
.hero .slide.on img { transform: scale(1); transition: transform 7.5s linear; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(90deg, rgba(0,0,0,.45), rgba(0,0,0,0) 60%), linear-gradient(to top, rgba(0,0,0,.4), rgba(0,0,0,0) 35%);
}
.hero-copy {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  display: flex; flex-direction: column; justify-content: center; padding: 0 var(--gutter);
}
.hero-copy .h-display { max-width: 15em; }
.hero-copy p { margin-top: 22px; font-size: clamp(14px, 1.2vw, 17px); opacity: .88; max-width: 34em; }
.hero-bar {
  position: absolute; left: var(--gutter); right: var(--gutter); bottom: clamp(24px, 4vw, 44px); z-index: 3;
  display: flex; flex-direction: column; align-items: flex-start; gap: 14px;
}
.hero-bar .now { font-size: 13px; letter-spacing: .04em; display: flex; flex-direction: column; gap: 2px; }
.hero-bar .now small { font-size: 11px; letter-spacing: .24em; opacity: .75; }
.hero-bar .now:hover { opacity: .8; }
.hero-dots { display: flex; gap: 8px; align-items: center; }
.hero-dots button { width: 36px; height: 20px; position: relative; }
.hero-dots button::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: rgba(255,255,255,.35); }
.hero-dots button::after { content: ""; position: absolute; left: 0; top: 50%; height: 1px; width: 0; background: #fff; }
.hero-dots button.on::after { width: 100%; transition: width var(--dur, 6s) linear; }
.hero-next {
  position: absolute; right: var(--gutter); top: 50%; z-index: 3; transform: translateY(-50%);
  width: 64px; height: 64px; border-radius: 50%; color: #fff;
  border: 1px solid rgba(255,255,255,.55); background: rgba(0,0,0,.08);
  display: flex; align-items: center; justify-content: center;
  transition: background .35s var(--ease), border-color .35s, transform .35s var(--ease);
}
.hero-next:hover { background: #fff; color: var(--ink); border-color: #fff; transform: translateY(-50%) translateX(4px); }
.hero-next:focus-visible { outline: 2px solid #fff; outline-offset: 4px; }
.scroll-cue {
  position: absolute; left: 50%; bottom: 26px; z-index: 3; transform: translateX(-50%);
  color: #fff; font-size: 11px; letter-spacing: .3em; display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.scroll-cue::after { content: ""; width: 1px; height: 40px; background: rgba(255,255,255,.7); animation: cue 2s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- sections ---------- */
section.block { padding: clamp(80px, 11vw, 160px) 0; }
section.block.soft { background: var(--bg-soft); }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: clamp(36px, 5vw, 64px); }
.sec-head .eyebrow { margin-bottom: 14px; }
.more-link { font-size: 13px; letter-spacing: .12em; border-bottom: 1px solid var(--ink); padding-bottom: 4px; white-space: nowrap; }

.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.intro-grid .text .eyebrow { margin-bottom: 22px; }
.intro-grid .text .lead { margin-top: 28px; }
.intro-grid figure img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }

/* project cards */
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 2.4vw, 36px) clamp(16px, 2vw, 28px); }
.proj-card .thumb { overflow: hidden; background: var(--bg-soft); aspect-ratio: 4/5; }
.proj-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.proj-card:hover .thumb img { transform: scale(1.04); }
.proj-card .meta { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding-top: 16px; }
.proj-card .meta h3 { font-size: 17px; font-weight: 500; letter-spacing: -0.02em; }
.proj-card .meta span { font-size: 13px; color: var(--mute); white-space: nowrap; }
.proj-card .sub { font-size: 12px; color: var(--mute); letter-spacing: .14em; text-transform: uppercase; margin-top: 2px; }

/* values */
.values { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.values .v { padding: 40px 32px 8px 0; }
.values .v + .v { padding-left: 32px; border-left: 1px solid var(--line); }
.values .num { font-size: 12px; color: var(--mute); letter-spacing: .2em; }
.values h3 { font-size: 21px; font-weight: 400; margin: 18px 0 12px; letter-spacing: -0.02em; }
.values p { color: var(--ink-2); font-size: 15px; }

/* process (compact) */
.steps { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid var(--ink); }
.steps .s { padding: 24px 18px 0 0; }
.steps .s .num { font-size: 12px; color: var(--mute); letter-spacing: .18em; }
.steps .s h4 { font-size: 17px; font-weight: 500; margin: 10px 0 8px; }
.steps .s p { font-size: 14px; color: var(--ink-2); line-height: 1.7; }

/* full-bleed CTA */
.cta-band { position: relative; min-height: 64vh; display: flex; align-items: center; color: #fff; overflow: hidden; }
.cta-band > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cta-band::before { content: ""; position: absolute; inset: 0; background: rgba(20,20,20,.48); z-index: 1; }
.cta-band .wrap { position: relative; z-index: 2; width: 100%; }
.cta-band .lead { color: rgba(255,255,255,.85); margin: 20px 0 36px; }
.cta-band .btn-solid { background: #fff; color: var(--ink); }
.cta-band .btn-solid:hover { background: var(--bg-soft); }

/* ---------- sub pages ---------- */
.page-head { padding: calc(var(--header-h) + clamp(60px, 9vw, 130px)) 0 clamp(40px, 5vw, 72px); }
.page-head .eyebrow { margin-bottom: 18px; }
.page-head .lead { margin-top: 22px; max-width: 40em; }
.page-hero-img { width: 100%; height: min(72vh, 720px); object-fit: cover; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 40px; }
.filters button {
  padding: 9px 20px; border: 1px solid var(--line); font-size: 13px; letter-spacing: .04em; transition: all .25s;
}
.filters button:hover { border-color: var(--ink); }
.filters button.on { background: var(--ink); color: #fff; border-color: var(--ink); }

/* project detail */
.pd-head { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(28px, 5vw, 80px); align-items: end; }
.pd-info { display: grid; grid-template-columns: auto 1fr; gap: 10px 32px; font-size: 14px; border-top: 1px solid var(--ink); padding-top: 22px; }
.pd-info dt { color: var(--mute); letter-spacing: .1em; font-size: 12px; text-transform: uppercase; padding-top: 2px; }
.pd-cover { margin: clamp(40px, 5vw, 72px) 0 clamp(16px, 2vw, 24px); }
.pd-cover img { width: 100%; max-height: 86vh; object-fit: cover; cursor: zoom-in; }
.gallery { columns: 3; column-gap: clamp(12px, 1.6vw, 24px); }
.gallery figure { break-inside: avoid; margin-bottom: clamp(12px, 1.6vw, 24px); overflow: hidden; background: var(--bg-soft); cursor: zoom-in; }
.gallery img { width: 100%; height: auto; transition: transform 1s var(--ease), opacity .6s; }
.gallery figure:hover img { transform: scale(1.03); }
.pd-nav { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); margin-top: clamp(60px, 8vw, 120px); }
.pd-nav a { padding: 36px 0; display: flex; flex-direction: column; gap: 6px; }
.pd-nav a + a { text-align: right; border-left: 1px solid var(--line); }
.pd-nav small { font-size: 12px; letter-spacing: .2em; color: var(--mute); }
.pd-nav strong { font-size: 19px; font-weight: 400; }

/* lightbox */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(12,12,12,.96); display: none; align-items: center; justify-content: center; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 86vh; object-fit: contain; }
.lightbox button { position: absolute; color: #fff; font-size: 13px; letter-spacing: .2em; padding: 18px; }
.lightbox .lb-close { top: 10px; right: 14px; font-size: 28px; letter-spacing: 0; font-weight: 200; }
.lightbox .lb-prev { left: 8px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 8px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-count { position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,.7); font-size: 12px; letter-spacing: .2em; }

/* about */
section.bleed.soft { background: var(--bg-soft); }
.split { display: grid; grid-template-columns: 1.25fr 1fr; align-items: center; }
.split.rev { grid-template-columns: 1fr 1.25fr; }
.split.rev figure { order: 2; }
.split figure img { width: 100%; height: 88vh; min-height: 480px; object-fit: cover; }
.split .text { padding: clamp(48px, 6vw, 96px) clamp(28px, 6vw, 110px); max-width: 640px; }
.split .text .eyebrow { margin-bottom: 18px; }
.split .text .lead { margin-top: 22px; }
.quote { font-size: clamp(22px, 2.6vw, 34px); font-weight: 300; line-height: 1.6; letter-spacing: -0.02em; max-width: 26em; }

/* process page */
.proc-list { border-top: 1px solid var(--ink); }
.proc-item { display: grid; grid-template-columns: 120px 1fr 1.4fr; gap: 24px; padding: 40px 0; border-bottom: 1px solid var(--line); }
.proc-item .num { font-size: 13px; letter-spacing: .2em; color: var(--mute); }
.proc-item h3 { font-size: 22px; font-weight: 400; letter-spacing: -0.02em; }
.proc-item h3 small { display: block; font-size: 12px; letter-spacing: .2em; color: var(--mute); text-transform: uppercase; margin-top: 6px; }
.proc-item p { color: var(--ink-2); font-size: 15px; }
.proc-item ul { margin-top: 12px; padding-left: 0; list-style: none; color: var(--ink-2); font-size: 14px; }
.proc-item li::before { content: "— "; color: var(--mute); }

/* contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: clamp(32px, 6vw, 96px); }
.contact-side dl { display: grid; gap: 22px; margin-top: 32px; }
.contact-side dt { font-size: 12px; letter-spacing: .2em; color: var(--mute); text-transform: uppercase; }
.contact-side dd { font-size: 17px; margin-top: 4px; }
.contact-side .empty { color: var(--mute); font-size: 14px; }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 24px; }
.form .full { grid-column: 1 / -1; }
.form label { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 8px; }
.form label b { color: var(--accent); font-weight: 400; }
.form input, .form select, .form textarea {
  width: 100%; font: inherit; font-size: 15px; color: var(--ink);
  padding: 12px 0; border: 0; border-bottom: 1px solid #cfcfcb; background: transparent; border-radius: 0;
  transition: border-color .25s;
}
.form select { appearance: none; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6' fill='none' stroke='%23888'/%3E%3C/svg%3E") right 4px center no-repeat; }
.form textarea { min-height: 140px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--ink); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { margin: 0; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span { display: inline-block; padding: 8px 16px; border: 1px solid var(--line); font-size: 13px; cursor: pointer; transition: all .2s; }
.chips input:checked + span { background: var(--ink); color: #fff; border-color: var(--ink); }
.chips input:focus-visible + span { outline: 2px solid var(--ink); outline-offset: 2px; }
.agree { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--ink-2); }
.agree input { width: auto; margin-top: 5px; }
.form-note { font-size: 13px; color: var(--mute); margin-top: 6px; }
.form-msg { display: none; padding: 18px 20px; background: var(--bg-soft); font-size: 14px; }
.form-msg.show { display: block; }

/* ---------- full-bleed (edge-to-edge) ---------- */
.full-hero {
  position: relative; height: 100vh; height: 100svh; min-height: 560px; overflow: hidden; color: #fff;
  display: flex; align-items: flex-end;
}
.full-hero.short { height: 72vh; min-height: 480px; }
.full-hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.full-hero::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, rgba(0,0,0,.55) 0%, rgba(0,0,0,.12) 45%, rgba(0,0,0,.18) 100%);
}
.full-hero .wrap { position: relative; z-index: 2; width: 100%; max-width: none; padding-bottom: clamp(40px, 7vw, 96px); }
.full-hero .eyebrow { color: rgba(255,255,255,.75); margin-bottom: 18px; }
.full-hero .lead { color: rgba(255,255,255,.88); margin-top: 20px; max-width: 34em; }

/* statement: lots of empty space on purpose */
.statement { padding: clamp(120px, 18vw, 260px) var(--gutter); text-align: center; }
.statement .eyebrow { margin-bottom: 28px; }
.statement .h-display { max-width: 18em; margin: 0 auto; }
.statement .lead { max-width: 32em; margin: 32px auto 0; }

/* chapter: one full-screen photo + one idea */
.chapter { position: relative; height: 100vh; height: 100svh; min-height: 560px; overflow: hidden; color: #fff; }
.chapter > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 2.4s var(--ease); }
.chapter.in > img { transform: scale(1); }
.chapter::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(0,0,0,.5), rgba(0,0,0,0) 65%); }
.chapter .wrap { position: relative; z-index: 2; height: 100%; max-width: none; display: flex; flex-direction: column; justify-content: center; }
.chapter .word { font-size: clamp(56px, 11vw, 168px); font-weight: 200; letter-spacing: .04em; line-height: 1; opacity: .95; }
.chapter .ko { font-size: clamp(13px, 1vw, 15px); letter-spacing: .4em; margin: 18px 0 30px; opacity: .8; }
.chapter p.lead { color: rgba(255,255,255,.9); max-width: 26em; }
.chapter .src { position: absolute; right: var(--gutter); bottom: 28px; z-index: 2; font-size: 12px; letter-spacing: .14em; opacity: .75; }
.chapter .src:hover { opacity: 1; }

/* Mooa-style stacked wide projects */
.wide-list { display: grid; gap: 6px; }
.wide-item { position: relative; display: block; height: 86vh; min-height: 420px; overflow: hidden; color: #fff; }
.wide-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.6s var(--ease); }
.wide-item:hover img { transform: scale(1.03); }
.wide-item::after { content: ""; position: absolute; inset: auto 0 0 0; height: 40%; background: linear-gradient(to top, rgba(0,0,0,.5), transparent); }
.wide-item .cap { position: absolute; left: var(--gutter); right: var(--gutter); bottom: clamp(24px, 4vw, 52px); z-index: 2; display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; }
.wide-item .cap h3 { font-size: clamp(22px, 2.6vw, 38px); font-weight: 300; letter-spacing: -0.02em; line-height: 1.2; }
.wide-item .cap small { display: block; font-size: 12px; letter-spacing: .24em; opacity: .8; margin-bottom: 10px; }
.wide-item .cap .go { font-size: 12px; letter-spacing: .2em; border-bottom: 1px solid rgba(255,255,255,.7); padding-bottom: 4px; white-space: nowrap; }

/* portfolio grid: edge to edge, wide tiles */
.port-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.port-tile { position: relative; display: block; aspect-ratio: 16/10; overflow: hidden; background: var(--bg-soft); color: #fff; }
.port-tile:first-child { grid-column: 1 / -1; aspect-ratio: 21/9; }
.port-tile img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--ease), filter .6s; }
.port-tile:hover img { transform: scale(1.04); filter: brightness(.82); }
.port-tile::after { content: ""; position: absolute; inset: auto 0 0 0; height: 45%; background: linear-gradient(to top, rgba(0,0,0,.45), transparent); }
.port-tile .cap { position: absolute; left: 28px; right: 28px; bottom: 24px; z-index: 2; display: flex; justify-content: space-between; align-items: flex-end; }
.port-tile .cap h3 { font-size: clamp(17px, 1.6vw, 24px); font-weight: 400; letter-spacing: -0.02em; }
.port-tile .cap span { font-size: 13px; letter-spacing: .1em; opacity: .85; }
.port-bar { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; padding: 28px var(--gutter); }
.port-bar .filters { margin: 0; }
.port-bar .count { font-size: 13px; color: var(--mute); letter-spacing: .1em; }

/* project detail: edge-to-edge rows */
.pd-meta { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.pd-meta div { padding: 30px var(--gutter); }
.pd-meta div + div { border-left: 1px solid var(--line); }
.pd-meta dt { font-size: 11px; letter-spacing: .24em; color: var(--mute); text-transform: uppercase; }
.pd-meta dd { font-size: 17px; margin-top: 6px; }
.pd-story { padding: clamp(80px, 12vw, 180px) var(--gutter); text-align: center; }
.pd-story .h-section { max-width: 22em; margin: 0 auto; }
.rows { display: grid; gap: 6px; }
.row { display: grid; gap: 6px; }
.row.one img { width: 100%; height: auto; max-height: 100vh; object-fit: cover; }
.row.two { grid-template-columns: 1fr 1fr; }
.row.two img { width: 100%; height: 100%; aspect-ratio: 3/4; object-fit: cover; }
.row img { cursor: zoom-in; display: block; background: var(--bg-soft); }

/* ---------- intro (first visit, home) ---------- */
.intro {
  position: fixed; inset: 0; z-index: 200; background: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px;
  animation: intro-out .9s var(--ease) 2.1s forwards;
}
.intro img { width: min(300px, 62vw); opacity: 0; animation: intro-in 1.1s var(--ease) .2s forwards; }
.intro p { font-size: 12px; letter-spacing: .4em; color: var(--mute); opacity: 0; animation: intro-in 1s var(--ease) .8s forwards; }
.intro[hidden] { display: none; }
@keyframes intro-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes intro-out { to { transform: translateY(-100%); } }
@media (prefers-reduced-motion: reduce) { .intro { display: none; } }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 64px 0 40px; font-size: 13px; color: var(--ink-2); }
.site-footer .top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.site-footer .logo img { height: 30px; }
.site-footer .info { display: grid; gap: 4px; margin-top: 20px; }
.site-footer .info span { color: var(--mute); margin-right: 8px; }
.site-footer .links { display: flex; gap: 28px; letter-spacing: .12em; text-transform: uppercase; font-size: 12px; }
.site-footer .bottom { margin-top: 48px; font-size: 12px; color: var(--mute); letter-spacing: .06em; }

/* floating */
.float-cta { position: fixed; right: 20px; bottom: 20px; z-index: 40; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.float-cta a {
  display: flex; align-items: center; justify-content: center; min-width: 52px; height: 52px; padding: 0 18px;
  background: var(--ink); color: #fff; font-size: 13px; letter-spacing: .04em; box-shadow: 0 6px 24px rgba(0,0,0,.14);
}
.float-cta a.kakao { background: #fee500; color: #191919; }

/* reveal on scroll */
.rv { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.rv.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 28px; }
  .proj-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { columns: 2; }
}
@media (max-width: 860px) {
  :root { --header-h: 68px; }
  .site-header .logo img { height: 38px; }
  .menu-toggle { display: block; z-index: 2; }
  .site-header nav {
    position: fixed; inset: 0; background: #fff; color: var(--ink);
    flex-direction: column; justify-content: center; gap: 28px;
    opacity: 0; pointer-events: none; transition: opacity .35s;
  }
  .site-header nav a.nav-link { font-size: 18px; }
  body.menu-open .site-header nav { opacity: 1; pointer-events: auto; }
  body.menu-open .site-header { color: var(--ink); }
  body.menu-open .site-header .logo img { filter: none; }
  .scroll-cue { display: none; }
  .hero::after { background: rgba(0,0,0,.3); }
  .hero-next { width: 48px; height: 48px; top: auto; bottom: 96px; transform: none; }
  .hero-next:hover { transform: none; }
  .intro-grid, .split, .split.rev, .pd-head, .contact-grid { grid-template-columns: 1fr; }
  .split figure img { height: 60vh; min-height: 320px; }
  .split.rev figure { order: 0; }
  .values { grid-template-columns: 1fr; }
  .values .v, .values .v + .v { padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .proc-item { grid-template-columns: 1fr; gap: 10px; padding: 32px 0; }
  .sec-head { flex-direction: column; align-items: flex-start; }
  .port-grid { grid-template-columns: 1fr; }
  .port-tile, .port-tile:first-child { aspect-ratio: 4/3; }
  .wide-item { height: 64vh; }
  .chapter::before { background: linear-gradient(to top, rgba(0,0,0,.55), rgba(0,0,0,.1) 70%); }
  .chapter .wrap { justify-content: flex-end; padding-bottom: 80px; }
  .pd-meta { grid-template-columns: 1fr 1fr; }
  .pd-meta div:nth-child(3) { border-left: 0; }
  .pd-meta div:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 560px) {
  .proj-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .gallery { columns: 1; }
  .form { grid-template-columns: 1fr; }
  .pd-nav strong { font-size: 16px; }
  .hero-dots button { width: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  .hero .slide.on img { transform: none; transition: none; }
  .rv { opacity: 1; transform: none; transition: none; }
}