/* =========================================================
   Hatch Lab — landing styles
   Design: warm editorial studio-lab
   Tokens & system per docs/brand-guidelines.md
   ========================================================= */

:root {
  /* color */
  --cream: #FBF8F2;
  --paper: #FFFFFF;
  --sand: #F2EDE3;
  --ink: #20262E;
  --ink-soft: #5C6470;
  --ink-faint: #8A9098;
  --coral: #E96B5C;
  --coral-deep: #D2503F;
  --green: #5B8C6A;
  --border: #E7E0D3;

  /* type */
  --display: "Schibsted Grotesk", "Pretendard", sans-serif; /* Hatch Lab 영문 디스플레이 */
  --kliptoon: "Baloo 2", "Pretendard", sans-serif;          /* Kliptoon 제품 전용 (라운드) */
  --sans: "Pretendard", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "Spline Sans Mono", ui-monospace, monospace;

  /* layout */
  --container: 1200px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 18px;
  --radius-sm: 12px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
b { font-weight: 700; }
/* 강조는 이탤릭이 아니라 코랄 컬러로만 (가이드 5.1) */
em { font-style: normal; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--pad);
}

/* grain overlay */
.grain {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: 0.035; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* =========================================================
   Typography helpers
   ========================================================= */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: lowercase;
  color: var(--coral-deep);
  margin-bottom: 22px;
}
.eyebrow.light { color: var(--coral); }

.section-title {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}
.section-title em {
  color: var(--coral);
}

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.6;
  color: var(--ink);
}
p { color: var(--ink-soft); }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-family: var(--sans); font-weight: 600; font-size: 0.97rem;
  padding: 0.85em 1.5em; border-radius: 100px;
  border: 1.5px solid transparent;
  transition: transform .35s var(--ease), background .3s, color .3s, box-shadow .35s, border-color .3s;
  cursor: pointer; white-space: nowrap;
}
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

.btn-primary { background: var(--ink); color: var(--cream); }
.btn-primary:hover { background: var(--coral); transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(233,107,92,.6); }

.btn-ghost { border-color: var(--ink); color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--cream); transform: translateY(-2px); }

.btn-light { background: var(--cream); color: var(--ink); }
.btn-light:hover { background: var(--coral); color: var(--cream); transform: translateY(-2px); }

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: background .4s, box-shadow .4s, border-color .4s, padding .4s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(251, 248, 242, 0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom-color: var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}

.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-mark { display: inline-flex; }
.mark-fill { fill: var(--ink); }
.mark-stroke { stroke: var(--ink); }
.mark-crack { stroke: var(--coral); }
.brand-word { font-family: var(--sans); font-weight: 400; font-size: 1.18rem; letter-spacing: 0.01em; }
.brand-word b { font-weight: 800; }

.nav-desktop { display: flex; align-items: center; gap: 30px; }
.nav-desktop a {
  font-size: 0.92rem; font-weight: 500; color: var(--ink-soft);
  position: relative; transition: color .25s;
}
.nav-desktop a::after {
  content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--coral); transition: width .3s var(--ease);
}
.nav-desktop a:hover { color: var(--ink); }
.nav-desktop a:hover::after,
.nav-desktop a.active::after { width: 100%; }
.nav-desktop a.active { color: var(--ink); }

.nav-cta {
  padding: 0.5em 1.1em; border: 1.5px solid var(--ink); border-radius: 100px;
  color: var(--ink) !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--ink); color: var(--cream) !important; }

/* mobile nav */
.nav-toggle {
  display: none; flex-direction: column; gap: 5px; background: none; border: none;
  cursor: pointer; padding: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); transition: transform .35s var(--ease), opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-0px) rotate(-45deg); }

.nav-mobile {
  display: none; flex-direction: column;
  background: var(--cream); border-bottom: 1px solid var(--border);
  padding: 8px var(--pad) 24px;
  max-height: 0; overflow: hidden; transition: max-height .4s var(--ease), padding .4s;
}
.nav-mobile.open { max-height: 420px; }
.nav-mobile a { padding: 14px 0; font-size: 1.1rem; font-weight: 600; border-bottom: 1px solid var(--border); }
.nav-mobile a:last-child { border-bottom: none; }

/* =========================================================
   Hero
   ========================================================= */
.hero { position: relative; padding-top: 120px; padding-bottom: 70px; overflow: hidden; }
.hero-glow {
  position: absolute; top: -10%; right: -5%; width: 70vw; height: 70vw; max-width: 820px; max-height: 820px;
  background: radial-gradient(circle, rgba(233,107,92,0.14), rgba(233,107,92,0) 60%);
  pointer-events: none; z-index: 0;
}
.hero-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: center;
  min-height: calc(100vh - 200px);
}

.hero-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.8rem, 6.4vw, 5.1rem);
  line-height: 1.04; letter-spacing: -0.025em;
  margin: 6px 0 28px;
}
.hero-title span { display: block; }
.hero-title .accent-word { display: inline; color: var(--coral); }
.hero-sub { font-size: clamp(1.02rem, 1.5vw, 1.18rem); max-width: 33ch; margin-bottom: 34px; color: var(--ink-soft); }
.hero-sub b { color: var(--ink); }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-status { margin-top: 30px; font-family: var(--mono); font-size: 0.82rem; color: var(--ink-faint); display: flex; align-items: center; gap: 9px; }
.hero-status a { color: var(--ink-soft); border-bottom: 1px solid var(--border); }
.hero-status a:hover { color: var(--coral); }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); position: relative; }
.live-dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid var(--green); animation: pulse 2s var(--ease) infinite; }
@keyframes pulse { 0% { transform: scale(.8); opacity: .8; } 100% { transform: scale(2); opacity: 0; } }

/* hero visual */
.hero-visual { position: relative; aspect-ratio: 1/1; display: grid; place-items: center; }
.visual-ring {
  position: absolute; width: 86%; aspect-ratio: 1; border-radius: 50%;
  border: 1px dashed var(--border);
  background: radial-gradient(circle, var(--paper) 0%, var(--paper) 55%, transparent 70%);
  box-shadow: 0 40px 90px -50px rgba(32,38,46,.4);
}
.hero-egg { width: 56%; position: relative; z-index: 2; filter: drop-shadow(0 24px 40px rgba(32,38,46,.18)); }
.crack-line {
  stroke-dasharray: 240; stroke-dashoffset: 240;
  animation: draw 1.6s var(--ease) .6s forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }
.spark { opacity: 0; }
.spark.s1 { animation: rise 3s ease-in-out 1.8s infinite; }
.spark.s2 { animation: rise 3.4s ease-in-out 2.3s infinite; }
.spark.s3 { animation: rise 3.8s ease-in-out 2.7s infinite; }
@keyframes rise {
  0% { opacity: 0; transform: translateY(8px); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-26px); }
}

/* floating chips */
.chip {
  position: absolute; z-index: 3; background: var(--paper);
  border: 1px solid var(--border); border-radius: 14px;
  box-shadow: 0 20px 40px -22px rgba(32,38,46,.35);
}
.chip-feed { width: 96px; top: 6%; right: 2%; padding: 8px; }
.chip-screen { aspect-ratio: 9/16; border-radius: 8px; background: linear-gradient(160deg, #2b3340, #434d5c); position: relative; overflow: hidden; }
.chip-poster { position: absolute; inset: 0; background: radial-gradient(circle at 30% 20%, rgba(233,107,92,.5), transparent 55%), radial-gradient(circle at 80% 90%, rgba(91,140,106,.5), transparent 50%); }
.chip-play { position: absolute; inset: 0; margin: auto; width: 22px; height: 22px; display: grid; place-items: center; background: rgba(255,255,255,.9); border-radius: 50%; color: var(--ink); font-size: 9px; }
.chip-meta { position: absolute; left: 6px; bottom: 6px; display: flex; flex-direction: column; gap: 4px; }
.chip-meta span { display: block; height: 4px; border-radius: 2px; background: rgba(255,255,255,.8); }
.chip-meta span:first-child { width: 38px; } .chip-meta span:last-child { width: 24px; opacity: .6; }

.chip-branch { width: 168px; bottom: 12%; left: -2%; padding: 13px; }
.chip-q { font-size: 0.72rem; color: var(--ink-soft); margin-bottom: 9px; }
.chip-opt { font-size: 0.74rem; font-weight: 600; color: var(--ink); padding: 7px 10px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 6px; }
.chip-opt:last-child { margin-bottom: 0; }
.chip-opt.active { background: var(--ink); color: var(--cream); border-color: var(--ink); }

.chip-req { width: 158px; bottom: -1%; right: 4%; padding: 12px; }
.chip-tag { font-family: var(--mono); font-size: 0.6rem; letter-spacing: .08em; color: var(--coral-deep); text-transform: uppercase; }
.chip-req p { font-size: 0.74rem; color: var(--ink); margin: 7px 0 9px; line-height: 1.45; }
.chip-bar { height: 5px; border-radius: 3px; background: var(--sand); overflow: hidden; }
.chip-bar i { display: block; height: 100%; width: 60%; background: var(--coral); border-radius: 3px; animation: load 2.6s var(--ease) infinite; }
@keyframes load { 0% { width: 12%; } 60% { width: 78%; } 100% { width: 12%; } }

.float-a { animation: floaty 6s ease-in-out infinite; }
.float-b { animation: floaty 7s ease-in-out .6s infinite; }
.float-c { animation: floaty 6.6s ease-in-out 1.1s infinite; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* scroll hint */
.scroll-hint {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-faint);
}
.scroll-hint svg { animation: bob 1.8s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(5px); } }

/* =========================================================
   Sections (shared)
   ========================================================= */
.section { padding-block: clamp(72px, 11vh, 150px); position: relative; }
.section-head { max-width: 760px; margin-bottom: clamp(40px, 6vh, 72px); }
.section-head .section-title { margin-top: 4px; }
.section-lead { font-size: clamp(1.02rem, 1.5vw, 1.18rem); line-height: 1.6; color: var(--ink-soft); margin-top: 20px; max-width: 52ch; }

/* =========================================================
   About
   ========================================================= */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.about-text p { margin-bottom: 18px; }
.about-text p:last-child { margin-bottom: 0; }
.about-text b { color: var(--ink); }

.hatch-seq {
  list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 8px;
  background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius);
  padding: clamp(20px, 3vw, 36px); box-shadow: 0 30px 60px -45px rgba(32,38,46,.4);
}
.seq-step { text-align: center; flex: 1; }
.seq-ico { display: inline-flex; color: var(--ink); }
.seq-ico svg { width: 46px; height: 54px; }
.seq-k { font-family: var(--mono); font-size: 0.74rem; letter-spacing: .08em; color: var(--coral-deep); margin-top: 8px; }
.seq-d { font-size: 0.8rem; color: var(--ink-soft); margin-top: 3px; }
.seq-arrow { color: var(--ink-faint); font-size: 1.2rem; flex: 0 0 auto; }

/* =========================================================
   What we build
   ========================================================= */
.card-grid { display: grid; gap: 22px; }
.build-grid { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius);
  padding: clamp(26px, 3vw, 38px);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%;
  background: var(--coral); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 30px 55px -38px rgba(32,38,46,.5); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }

.build-card .card-num { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint); }
.build-card .card-ico { display: block; margin: 18px 0 22px; color: var(--ink); }
.build-card .card-ico svg { width: 40px; height: 40px; }
.build-card h3 { font-size: 1.22rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 12px; }
.build-card p { font-size: 0.96rem; }

/* =========================================================
   Kliptoon (dark feature section)
   ========================================================= */
.kliptoon { background: var(--ink); color: var(--cream); border-radius: clamp(24px, 4vw, 44px); margin-inline: clamp(8px, 2vw, 20px); }
.kliptoon .eyebrow.light { color: var(--coral); }
.kt-top { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(36px, 6vw, 80px); align-items: center; margin-bottom: clamp(48px, 7vh, 84px); }
.kt-title { font-family: var(--kliptoon); font-weight: 800; font-size: clamp(3rem, 7vw, 5.4rem); line-height: 1; letter-spacing: -0.01em; color: var(--coral); }
.kt-tagline { font-family: var(--mono); font-size: clamp(0.86rem, 1.4vw, 1.05rem); color: #C8CCD2; margin: 12px 0 26px; letter-spacing: .01em; }
.kt-desc { color: #C8CCD2; font-size: 1.05rem; max-width: 46ch; margin-bottom: 30px; }

/* phone mockup */
.kt-phone { display: grid; place-items: center; }
.phone-frame {
  width: clamp(220px, 26vw, 270px); aspect-ratio: 9/19;
  background: #11151b; border-radius: 36px; padding: 10px;
  border: 1px solid #333b46; position: relative;
  box-shadow: 0 50px 90px -40px rgba(0,0,0,.7), inset 0 0 0 2px rgba(255,255,255,.03);
  transition: transform .5s var(--ease);
}
.kt-phone:hover .phone-frame { transform: translateY(-8px) rotate(-1deg); }
.phone-notch { position: absolute; top: 16px; left: 50%; transform: translateX(-50%); width: 80px; height: 6px; border-radius: 4px; background: #2a313b; z-index: 4; }
.phone-feed { width: 100%; height: 100%; border-radius: 27px; overflow: hidden; }
.feed-poster { position: relative; width: 100%; height: 100%; background: #1a1f27; overflow: hidden; }
.poster-grad { position: absolute; inset: 0; background:
  radial-gradient(circle at 70% 25%, rgba(233,107,92,.55), transparent 50%),
  radial-gradient(circle at 25% 80%, rgba(91,140,106,.5), transparent 48%),
  linear-gradient(160deg, #2c3340, #161a21); }
.feed-badge { position: absolute; top: 32px; left: 16px; font-family: var(--mono); font-size: 0.62rem; letter-spacing: .1em; padding: 4px 8px; border-radius: 6px; background: rgba(0,0,0,.4); color: var(--cream); backdrop-filter: blur(4px); }
.feed-play { position: absolute; inset: 0; margin: auto; width: 52px; height: 52px; display: grid; place-items: center; border-radius: 50%; background: rgba(251,248,242,.92); color: var(--ink); font-size: 16px; padding-left: 3px; box-shadow: 0 8px 24px rgba(0,0,0,.4); }
.feed-bottom { position: absolute; left: 16px; right: 56px; bottom: 22px; }
.feed-title { font-family: var(--sans); font-weight: 700; font-size: 1rem; color: #fff; margin-bottom: 4px; }
.feed-sub { font-size: 0.72rem; color: rgba(255,255,255,.7); margin-bottom: 12px; }
.feed-prog { height: 3px; border-radius: 2px; background: rgba(255,255,255,.25); overflow: hidden; }
.feed-prog i { display: block; height: 100%; width: 45%; background: var(--coral); animation: load 4s var(--ease) infinite; }
.feed-rail { position: absolute; right: 14px; bottom: 30px; display: flex; flex-direction: column; gap: 16px; }
.rail-ico { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.12); color: #fff; font-size: 14px; backdrop-filter: blur(4px); }

/* kliptoon feature cards */
.kt-features { grid-template-columns: repeat(4, 1fr); }
.kt-feat { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.12); }
.kt-feat:hover { background: rgba(255,255,255,.07); box-shadow: 0 30px 55px -40px rgba(0,0,0,.8); }
.kt-feat-no { font-family: var(--mono); font-size: 0.78rem; color: var(--coral); }
.kt-feat h4 { font-size: 1.1rem; font-weight: 700; margin: 16px 0 10px; color: var(--cream); }
.kt-feat p { font-size: 0.92rem; color: #AEB4BC; }

/* =========================================================
   How we work — flow
   ========================================================= */
.flow { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.flow-step {
  background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius);
  padding: clamp(24px, 2.6vw, 34px); position: relative;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.flow-step:hover { transform: translateY(-6px); box-shadow: 0 30px 55px -40px rgba(32,38,46,.5); }
.flow-no { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint); }
.flow-step h3 { font-size: 1.3rem; font-weight: 700; margin: 6px 0 10px; letter-spacing: -0.01em; }
.flow-step p { font-size: 0.92rem; }

/* progressive cracking egg glyph (inline SVG) */
.flow-egg { width: 44px; height: auto; margin-bottom: 16px; color: var(--ink); display: block; overflow: visible; }

/* =========================================================
   Team / capability
   ========================================================= */
.team-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.team-copy .section-title { margin: 4px 0 22px; }
.team-copy p { margin-bottom: 16px; }
.team-copy b { color: var(--ink); }

.cap-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 12px; }
.cap-tags li {
  font-family: var(--mono); font-size: 0.84rem; color: var(--ink);
  padding: 0.7em 1.15em; border: 1px solid var(--border); border-radius: 100px;
  background: var(--paper); transition: all .3s var(--ease); cursor: default;
}
.cap-tags li:hover { border-color: var(--coral); color: var(--coral-deep); transform: translateY(-3px); box-shadow: 0 12px 24px -16px rgba(233,107,92,.6); }

/* =========================================================
   Contact
   ========================================================= */
.contact { background: var(--ink); color: var(--cream); text-align: center; overflow: hidden; }
.contact-inner { position: relative; max-width: 720px; margin-inline: auto; }
.contact-mark { position: absolute; top: -30px; left: 50%; transform: translateX(-50%); width: 120px; opacity: .9; }
.contact-mark svg { width: 100%; }
.contact .eyebrow.light { margin-top: 90px; }
.contact-title { font-family: var(--display); font-weight: 700; font-size: clamp(2.3rem, 6vw, 4.2rem); line-height: 1.08; letter-spacing: -0.025em; margin-bottom: 22px; }
.contact-title em { color: var(--coral); }
.contact-sub { color: #C8CCD2; font-size: 1.08rem; margin-bottom: 30px; }
.contact-mail {
  display: inline-block; font-family: var(--mono); font-weight: 500;
  font-size: clamp(1.15rem, 3vw, 1.9rem); letter-spacing: -0.01em; color: var(--cream);
  border-bottom: 2px solid rgba(251,248,242,.3); padding-bottom: 6px; transition: color .3s, border-color .3s;
}
.contact-mail:hover { color: var(--coral); border-color: var(--coral); }
.contact-note { color: var(--ink-faint); font-size: 0.9rem; margin-top: 26px; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--ink); color: var(--cream); padding-top: clamp(48px, 7vh, 80px); border-top: 1px solid rgba(255,255,255,.08); }
.footer-inner { display: grid; grid-template-columns: 1.1fr 1.4fr; gap: clamp(32px, 6vw, 80px); padding-bottom: 48px; }
.brand-foot .brand-word { color: var(--cream); }
.footer-tag { font-size: 1rem; color: #C8CCD2; margin: 18px 0 14px; max-width: 32ch; line-height: 1.6; }
.footer-mail { font-family: var(--mono); font-size: 0.85rem; color: var(--coral); }
.footer-mail:hover { text-decoration: underline; }

.footer-biz-h { font-family: var(--mono); font-size: 0.74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 18px; }
.footer-biz dl { display: grid; gap: 11px; }
.footer-biz dl > div { display: grid; grid-template-columns: 130px 1fr; gap: 14px; align-items: baseline; }
.footer-biz dt { font-size: 0.82rem; color: var(--ink-faint); }
.footer-biz dd { font-size: 0.9rem; color: #C8CCD2; line-height: 1.5; }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px;
  padding: 22px 0 30px; border-top: 1px solid rgba(255,255,255,.08);
  font-size: 0.82rem; color: var(--ink-faint);
}
.footer-links { display: flex; gap: 22px; }
.footer-links a:hover { color: var(--coral); }

/* =========================================================
   Reveal animation
   ========================================================= */
[data-reveal], .reveal {
  opacity: 0; transform: translateY(26px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
[data-reveal].in, .reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .34s; }
.reveal[data-d="5"] { transition-delay: .44s; }
.reveal[data-d="6"] { transition-delay: .54s; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 10px; min-height: 0; padding-top: 20px; }
  .hero-visual { max-width: 420px; margin: 10px auto 0; order: 2; }
  .hero-copy { order: 1; }
  .about-grid, .team-grid { grid-template-columns: 1fr; gap: 36px; }
  .kt-top { grid-template-columns: 1fr; }
  .kt-phone { order: -1; }
  .build-grid { grid-template-columns: 1fr; }
  .kt-features { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-desktop { display: none; }
  .nav-toggle { display: flex; }
  .nav-mobile { display: flex; }
  .hero { padding-top: 100px; }
  .scroll-hint { display: none; }
  .hatch-seq { padding: 22px 12px; }
  .seq-ico svg { width: 38px; height: 46px; }
  .kt-features { grid-template-columns: 1fr; }
  .footer-biz dl > div { grid-template-columns: 1fr; gap: 2px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 400px) {
  .flow { grid-template-columns: 1fr; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  [data-reveal], .reveal { opacity: 1; transform: none; }
  .crack-line { stroke-dashoffset: 0; }
}