/* KEIAILAB site — "Clean Motion" (proposal 1). White, oversized type, restrained scroll motion. */
:root {
  --ink: #19171c;
  --ink-2: #3d3a43;
  --muted: #8e8b94;
  --line: #ececf0;
  --panel: #f4f4f6;
  --panel-2: #eeedf3;
  --lav: #b9a7ff;
  --lav-ink: #2b1e6b;
  --indigo: #3b37e6;
  --cyan: #10b4f0;
  --violet: #a77bff;
  --mint: #0a8f55;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font: "Pretendard Variable", Pretendard, "Noto Sans KR", Inter, system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  --bg: #fff;
  --surface: #fff;
  --head-bg: rgb(255 255 255 / 0.86);
  --text-2: #55525c;
  --text-3: #5b5862;
  --text-4: #9b98a1;
  --on-ink: #fff;
  --scrub: var(--scrub);
  --dash: var(--dash);
  --dark-surface: #19171c;
  --tint-green: #e9fbf2;
  --tint-pink: #fdeef6;
  --tint-indigo: #eef0ff;
  --art-bg: var(--art-bg);
  --avatar-bg: #e9e8ef;
  --contrib-0: #ebeaf0;
  --cta-a: #efeaff;
  --cta-b: #e6f6ff;
  --arch-l: 96%;
  --arch-name-l: 38%;
  --shadow: rgb(0 0 0 / .12);
  color-scheme: light;
}

/* Dark palette: explicit toggle (data-theme) or the OS setting when no choice was made. */
:root[data-theme="dark"] {
  --ink: #f2f0f7; --ink-2: #d6d3de; --muted: #8f8b99; --line: #2b2933; --panel: #1b1a21; --panel-2: #24222c;
  --lav-ink: #1d1446; --indigo: #8b87ff; --mint: #34d399;
  --bg: #0f0e13; --surface: #1f1d26; --head-bg: rgb(15 14 19 / 0.82);
  --text-2: #b4b0bf; --text-3: #a29fad; --text-4: #6e6a78; --on-ink: #0f0e13;
  --scrub: #3a3744; --dash: #3d3a47; --dark-surface: #24222c;
  --tint-green: rgb(52 211 153 / .14); --tint-pink: rgb(236 72 153 / .16); --tint-indigo: rgb(139 135 255 / .16);
  --art-bg: #e9ebf8; --avatar-bg: #2b2933; --contrib-0: #2a2833;
  --cta-a: #241f3d; --cta-b: #172634; --arch-l: 20%; --arch-name-l: 74%; --shadow: rgb(0 0 0 / .45);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.65 var(--font); letter-spacing: -0.01em; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
:focus-visible { outline: 2px solid var(--indigo); outline-offset: 3px; border-radius: 6px; }
.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.ko-break { word-break: keep-all; overflow-wrap: break-word; }

/* ---------------------------------------------------------------- header */
.site-head { position: sticky; top: 0; z-index: 20; background: var(--head-bg); backdrop-filter: blur(14px) saturate(1.4); border-bottom: 1px solid transparent; transition: border-color .3s; }
.site-head.scrolled { border-color: var(--line); }
.nav { display: flex; align-items: center; gap: 26px; height: 80px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -0.03em; }
.logo img { width: 50px; height: 50px; }
.nav .link { font-size: 15px; font-weight: 600; color: var(--text-3); transition: color .2s; }
.nav .link:hover, .nav .link.on { color: var(--ink); }
.nav .spacer { flex: 1; }
.lang { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--panel); }
.lang button { border: 0; background: none; padding: 5px 10px; border-radius: 999px; font: 700 12.5px var(--font); color: var(--muted); cursor: pointer; }
.lang button.on { background: var(--surface); color: var(--ink); box-shadow: 0 1px 4px rgb(0 0 0 / .08); }
.theme-btn { display: grid; place-items: center; width: 40px; height: 40px; border: 0; border-radius: 50%; background: var(--panel); color: var(--ink); cursor: pointer; transition: background .2s, transform .3s var(--ease); }
.theme-btn:hover { background: var(--panel-2); transform: rotate(-12deg); }
.theme-btn svg { width: 19px; height: 19px; }
html { transition: background-color .3s; }
.menu-btn { display: none; border: 0; background: var(--panel); color: var(--ink); width: 40px; height: 40px; border-radius: 50%; font-size: 18px; cursor: pointer; }

.pill { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 22px; border: 0; border-radius: 999px; font: 700 15px var(--font); cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s; }
.pill:hover { transform: translateY(-2px); }
.pill.dark { background: var(--ink); color: var(--on-ink); }
.pill.lav { background: var(--lav); color: var(--lav-ink); height: 52px; padding: 0 28px; font-size: 16px; box-shadow: 0 10px 30px rgb(185 167 255 / .45); }
.pill.ghost { background: var(--panel); color: var(--ink); }

/* ---------------------------------------------------------------- motion */
.js [data-reveal], .js [data-stagger] > * { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--i, 0) * 70ms); }
.js .is-in { opacity: 1 !important; transform: none !important; }
[data-scrub] .w { color: var(--scrub); transition: color .35s; }
[data-scrub] .w.on { color: var(--ink); }

/* ---------------------------------------------------------------- shared type */
.eyebrow { display: inline-flex; gap: 8px; align-items: center; padding: 6px 14px; border-radius: 999px; background: var(--panel); font-size: 13px; font-weight: 700; }
.eyebrow b { color: var(--indigo); }
.h-xl { margin: 0; font-size: clamp(44px, 7vw, 84px); line-height: 1.04; font-weight: 800; letter-spacing: -0.045em; text-wrap: balance; word-break: keep-all; }
.h-lg { margin: 0; font-size: clamp(34px, 4.6vw, 58px); line-height: 1.08; font-weight: 800; letter-spacing: -0.04em; text-wrap: balance; word-break: keep-all; }
.h-md { margin: 0; font-size: clamp(24px, 2.6vw, 32px); line-height: 1.2; font-weight: 800; letter-spacing: -0.035em; word-break: keep-all; }
.lead { margin: 0; max-width: 680px; color: var(--text-2); font-size: 18px; word-break: keep-all; }
.sec { padding-block: 96px; }
.sec-head { display: grid; gap: 14px; margin-bottom: 40px; }

/* ---------------------------------------------------------------- home */
.hero { text-align: center; padding-block: 72px 36px; }
.hero .h-xl { margin: 26px auto 32px; }
.hero .h-xl .line { display: block; overflow: hidden; padding-bottom: .04em; }
.hero .h-xl .line > span { display: inline-block; transform: translateY(105%); animation: rise 1.1s var(--ease) forwards; }
.hero .h-xl .line:nth-child(2) > span { animation-delay: .12s; }
@keyframes rise { to { transform: none; } }
.hero .lead { margin: -8px auto 30px; }
.proof { margin-top: 56px; display: flex; align-items: center; gap: 18px; color: var(--muted); font-size: 13px; font-weight: 600; }
.proof::before, .proof::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.names { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px 28px; margin-top: 22px; color: var(--text-4); font-weight: 800; font-size: 17px; letter-spacing: -0.02em; }

.rail { overflow: hidden; padding-block: 44px 20px; mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.track { display: flex; gap: 18px; width: max-content; animation: slide 64s linear infinite; }
.rail:hover .track, .rail:focus-within .track { animation-play-state: paused; }
@keyframes slide { to { transform: translateX(-50%); } }

.tile { display: flex; flex-direction: column; width: 300px; border-radius: 28px; background: var(--panel); padding: 22px 22px 18px; transition: transform .4s var(--ease), background .3s; }
.tile:hover { transform: translateY(-6px); background: var(--panel-2); }
.tile .shot { aspect-ratio: 16 / 10; border-radius: 12px; overflow: hidden; background: var(--surface); box-shadow: 0 18px 40px var(--shadow); }
.tile .shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.tile .shot.art img { object-fit: contain; background: var(--art-bg); }
.tile .meta { display: flex; gap: 10px; align-items: flex-start; margin-top: 16px; }
.mono-dot { width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: var(--on-ink); display: grid; place-items: center; font-size: 11px; font-weight: 800; flex: none; }
.tile strong { display: block; font-size: 15px; }
.tile small { display: block; color: var(--muted); font-size: 13px; line-height: 1.45; word-break: keep-all; }

.statement { padding-block: 120px 90px; }
.statement p { margin: 0; max-width: 840px; font-size: clamp(26px, 3.2vw, 40px); line-height: 1.28; font-weight: 800; letter-spacing: -0.035em; word-break: keep-all; }

.stack { padding-bottom: 80px; }
.scard { position: sticky; top: 112px; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; min-height: 420px; margin: 0 auto 28px; padding: 46px; border-radius: 36px; color: #fff; box-shadow: 0 -10px 40px rgb(0 0 0 / .08); }
.scard:nth-child(1) { background: #3b37e6; }
.scard:nth-child(2) { background: var(--cyan); top: 132px; }
.scard:nth-child(3) { background: var(--violet); top: 152px; }
.tag { display: inline-block; padding: 3px 9px; background: var(--ink); color: var(--on-ink); font-weight: 800; font-size: 15px; }
.scard p { font-size: 16px; line-height: 1.7; color: rgb(255 255 255 / .92); max-width: 400px; word-break: keep-all; }
.big { font-size: clamp(90px, 13vw, 170px); font-weight: 800; letter-spacing: -0.06em; line-height: .9; text-align: right; color: rgb(20 10 70 / .85); font-variant-numeric: tabular-nums; }
.big small { display: block; font-size: 20px; letter-spacing: -0.02em; color: rgb(255 255 255 / .92); margin-top: 10px; }
.flowmini { display: grid; gap: 10px; padding: 18px; border-radius: 18px; background: rgb(255 255 255 / .14); }
.flowmini div { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 10px 14px; border-radius: 12px; background: rgb(255 255 255 / .94); color: #19171c; font-size: 14px; font-weight: 700; opacity: .35; transform: translateX(-8px); transition: opacity .5s, transform .5s var(--ease); }
.flowmini div.on { opacity: 1; transform: none; }
.flowmini div i { font-style: normal; font-size: 12px; color: var(--indigo); text-align: right; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.cap { display: flex; flex-direction: column; gap: 10px; min-height: 210px; padding: 26px; border-radius: 24px; background: var(--panel); transition: transform .35s var(--ease), background .3s; }
a.cap:hover, .cap:hover { transform: translateY(-4px); background: var(--panel-2); }
.cap h3 { margin: 0; font-size: 20px; letter-spacing: -0.03em; word-break: keep-all; }
.cap p { margin: 0; color: var(--text-2); font-size: 14.5px; word-break: keep-all; }
.cap .idx { font-size: 12px; font-weight: 800; color: var(--indigo); letter-spacing: .06em; }
.cap .status { align-self: flex-start; }
.chips { display: flex; gap: 6px; margin-top: auto; flex-wrap: wrap; }
.chips span { padding: 3px 10px; border-radius: 999px; background: var(--surface); color: var(--ink); font-size: 12px; font-weight: 700; }
.cta { text-align: center; padding-block: 110px 90px; display: grid; justify-items: center; gap: 24px; }
.cta img { width: 130px; border-radius: 24px; animation: bob 3.2s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-10px) rotate(-3deg); } }

/* ---------------------------------------------------------------- pages */
.pagehead { padding-block: 72px 24px; display: grid; gap: 18px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.filters a { padding: 8px 16px; border-radius: 999px; background: var(--panel); font-weight: 700; font-size: 14px; transition: background .2s; }
.filters a:hover { background: var(--panel-2); }
.filters a.on { background: var(--ink); color: var(--on-ink); }
.svcgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding-bottom: 100px; }
.svcgrid .tile { padding: 16px 16px 14px; border-radius: 22px; }
.svcgrid .tile .shot { border-radius: 10px; }
.svcgrid .tile { width: auto; height: 100%; }
.tile-cta { display: flex; flex-direction: column; gap: 10px; background: linear-gradient(160deg, var(--cta-a), var(--cta-b)); }
.tile-cta strong { font-size: 22px; letter-spacing: -0.03em; }
.tile-cta small { font-size: 14px; color: var(--text-2); }
.tile-group { align-self: flex-start; margin-bottom: 10px; padding: 2px 9px; border-radius: 999px; background: var(--surface); color: var(--indigo); font-size: 11.5px; font-weight: 800; }
.group-title { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; margin-top: 26px; }
.group-title h2 { white-space: nowrap; }
.group-title h2 { margin: 0; font-size: 22px; letter-spacing: -0.03em; }
.group-title p { margin: 0; color: var(--muted); font-size: 14px; }

.status { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: 999px; background: var(--tint-green); color: var(--mint); font-weight: 800; font-size: 13px; }
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status.beta { background: var(--tint-pink); color: #be185d; }
.status.team { background: var(--tint-indigo); color: var(--indigo); }

.detail-hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 50px; align-items: center; padding-block: 64px 30px; }
.detail-hero .copy { display: grid; gap: 16px; justify-items: start; min-width: 0; }
.detail-hero .tagline { margin: 0; font-size: 21px; font-weight: 700; word-break: keep-all; }
.panel { border-radius: 32px; background: var(--panel); padding: 30px; }
.panel img { display: block; width: 100%; border-radius: 14px; box-shadow: 0 22px 50px var(--shadow); background: var(--surface); }
.panel.art img { box-shadow: none; background: var(--art-bg); }
.flow4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.flow4 div { padding: 22px; border-radius: 22px; background: var(--panel); word-break: keep-all; }
.flow4 b { display: block; margin-bottom: 6px; font-size: 13px; color: var(--indigo); }
.flow4 strong { display: block; margin-bottom: 4px; }
.flow4 p { margin: 0; color: var(--text-2); font-size: 14px; }
.kv { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border-radius: 22px; overflow: hidden; margin: 0; }
.kv div { display: flex; gap: 16px; padding: 18px 22px; background: var(--surface); min-width: 0; }
.kv dt { flex: none; width: 76px; font-weight: 800; color: var(--indigo); }
.kv dd { margin: 0; color: var(--ink-2); word-break: keep-all; overflow-wrap: anywhere; }
.kv a { color: var(--indigo); text-decoration: underline; text-underline-offset: 3px; }
.nextnav { display: flex; justify-content: space-between; gap: 20px; padding-block: 40px 100px; font-weight: 800; font-size: 20px; letter-spacing: -0.03em; }
.nextnav a { transition: color .2s; }
.nextnav a:hover { color: var(--indigo); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; }
.stats div { padding: 26px; border-radius: 24px; background: var(--panel); }
.stats b { display: block; font-size: clamp(40px, 5vw, 56px); font-weight: 800; letter-spacing: -0.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.stats span { color: var(--text-2); font-weight: 600; font-size: 14px; }
.band { padding: 40px; border-radius: 32px; background: #3b37e6; color: #fff; display: grid; gap: 12px; }
.band .eyebrow-t { font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; opacity: .75; }
.band p { margin: 0; max-width: 760px; color: rgb(255 255 255 / .9); word-break: keep-all; }
pre.code { margin: 0; overflow-x: auto; padding: 22px 24px; border-radius: 22px; background: var(--dark-surface); color: #e9e7ff; font: 13.5px/1.7 var(--mono); }
.badges { display: flex; flex-wrap: wrap; gap: 8px; }
.badges span { display: inline-flex; overflow: hidden; border-radius: 8px; font-size: 13px; font-weight: 700; }
.badges span i { font-style: normal; padding: 4px 10px; background: var(--ink); color: var(--on-ink); }
.badges span b { padding: 4px 10px; background: var(--lav); color: var(--lav-ink); }
.layers { display: grid; gap: 10px; }
.layer { display: grid; grid-template-columns: 150px 1fr; gap: 14px; align-items: center; padding: 16px 20px; border-radius: 18px; background: var(--panel); }
.layer strong { font-size: 14px; color: var(--indigo); }
.arch { display: grid; gap: 8px; padding: 22px; border-radius: 28px; background: var(--panel); }
.arch-edge { padding: 10px 16px; border-radius: 14px; border: 1.5px dashed var(--dash); color: var(--text-3); font-size: 13px; font-weight: 700; text-align: center; }
.arch-layer { position: relative; display: grid; grid-template-columns: 170px 1fr; gap: 16px; align-items: center; padding: 14px 18px; border-radius: 16px; background: var(--surface); border-left: 5px solid hsl(var(--hue) 75% 60%); }
.arch-layer + .arch-layer::before { content: ""; position: absolute; left: 50%; top: -9px; width: 2px; height: 8px; background: var(--dash); }
.arch-name { font-weight: 800; font-size: 15px; color: hsl(var(--hue) 70% var(--arch-name-l)); }
.arch-items { display: flex; flex-wrap: wrap; gap: 6px; }
.arch-items span { padding: 4px 11px; border-radius: 999px; background: hsl(var(--hue) 70% var(--arch-l)); color: var(--ink); font-size: 13px; font-weight: 600; }
.table-wrap { overflow-x: auto; border-radius: 22px; border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th { text-align: left; padding: 14px 18px; background: var(--dark-surface); color: #fff; font-weight: 700; white-space: nowrap; }
td { padding: 14px 18px; border-top: 1px solid var(--line); color: var(--ink-2); vertical-align: top; word-break: keep-all; }
td:first-child { font-weight: 800; color: var(--ink); white-space: nowrap; }

/* team */
.person { display: grid; grid-template-columns: 240px 1fr; gap: 34px; padding: 34px; border-radius: 32px; background: var(--panel); }
.person + .person { margin-top: 18px; }
.person .side { display: grid; gap: 8px; align-content: start; justify-items: start; min-width: 0; }
.avatar { position: relative; width: 200px; aspect-ratio: 1; border-radius: 50%; overflow: hidden; background: var(--avatar-bg); }
.avatar img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.12); transition: opacity .35s; }
.avatar img.alt { opacity: 0; }
.avatar:hover img.alt { opacity: 1; }
.avatar.contain img { object-fit: contain; transform: none; padding: 18%; background: var(--surface); }
.person .name { font-size: 26px; font-weight: 800; letter-spacing: -0.03em; }
.person .login { color: var(--muted); font-weight: 600; }
.person .bio { margin: 6px 0 0; color: var(--ink-2); font-size: 14.5px; word-break: keep-all; }
.person ul.meta { margin: 6px 0 0; padding: 0; list-style: none; display: grid; gap: 3px; font-size: 13.5px; color: var(--text-2); }
.person .links { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.person .links a { padding: 5px 13px; border-radius: 999px; background: var(--surface); font-size: 13px; font-weight: 700; }
.person .main { display: grid; gap: 18px; min-width: 0; align-content: start; }
.readme { padding: 22px 24px; border-radius: 20px; background: var(--surface); }
.readme h4 { margin: 0 0 8px; font-size: 18px; letter-spacing: -0.02em; word-break: keep-all; }
.readme ul { margin: 0; padding-left: 20px; color: var(--ink-2); font-size: 14.5px; display: grid; gap: 4px; word-break: keep-all; }
.label { font-size: 12px; font-weight: 800; letter-spacing: .06em; color: var(--muted); text-transform: uppercase; }
.repos { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 10px; }
.repo { display: grid; gap: 6px; align-content: start; padding: 16px; border-radius: 16px; background: var(--surface); transition: transform .25s var(--ease); }
.repo:hover { transform: translateY(-3px); }
.repo strong { color: var(--indigo); font-size: 14px; }
.repo p { margin: 0; color: var(--text-2); font-size: 13px; line-height: 1.5; }
.repo small { color: var(--muted); font-size: 12px; }
.langbar { display: flex; gap: 2px; height: 8px; border-radius: 999px; overflow: hidden; }
.langkeys { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 12.5px; color: var(--text-2); }
.langkeys i { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; vertical-align: -1px; }
.contrib { display: flex; gap: 3px; overflow-x: auto; padding: 12px; border-radius: 16px; background: var(--surface); }
.contrib span { display: grid; grid-template-rows: repeat(7, 11px); gap: 3px; }
.contrib i { width: 11px; height: 11px; border-radius: 3px; background: var(--contrib-0); }
.contrib i[data-l="1"] { background: #d8d1ff; } .contrib i[data-l="2"] { background: #b9a7ff; } .contrib i[data-l="3"] { background: #7b6cf6; } .contrib i[data-l="4"] { background: var(--indigo); }
.usage { display: grid; gap: 10px; }
.usage .row { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: 12px; align-items: center; padding: 16px 22px; border-radius: 18px; background: var(--dark-surface); color: #fff; font-variant-numeric: tabular-nums; }
.usage .row.head { background: none; color: var(--muted); padding-block: 0; font-size: 12px; font-weight: 800; letter-spacing: .06em; }
.usage .who { display: flex; gap: 12px; align-items: center; }
.usage .who img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; }
.usage .who small { display: block; color: rgb(255 255 255 / .55); font-size: 12px; }
.usage .tokens { color: var(--lav); font-weight: 800; }

/* contact */
.form { display: grid; gap: 14px; max-width: 640px; }
.form label { display: grid; gap: 6px; font-weight: 700; font-size: 14px; }
.form input, .form textarea { width: 100%; padding: 14px 16px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); font: 15px var(--font); color: var(--ink); }
.form textarea { min-height: 180px; resize: vertical; }
.form input:focus, .form textarea:focus { outline: 2px solid var(--lav); background: var(--surface); }
.form .status-msg { min-height: 1.5em; font-weight: 700; }
.form .status-msg[data-state="success"] { color: var(--mint); }
.form .status-msg[data-state="error"] { color: #be185d; }

/* footer */
.site-foot { border-top: 1px solid var(--line); padding-block: 36px 50px; color: var(--muted); font-size: 13.5px; }
.site-foot .cols { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; }
.site-foot nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-foot a:hover { color: var(--ink); }

@media (max-width: 900px) {
  .grid3 { grid-template-columns: 1fr 1fr; }
  .svcgrid { grid-template-columns: repeat(3, 1fr); }
  .scard, .detail-hero, .person { grid-template-columns: 1fr; }
  .flow4 { grid-template-columns: 1fr 1fr; }
  .big { text-align: left; }
  .nav .link, .nav .pill.dark { display: none; }
  .menu-btn { display: block; }
  .site-head.open .nav { flex-wrap: wrap; height: auto; padding-block: 14px; }
  .site-head.open .nav .link { display: block; width: 100%; padding: 6px 0; font-size: 17px; }
  .usage .row { grid-template-columns: 1.4fr 1fr; }
  .usage .row > :nth-child(3), .usage .row > :nth-child(4) { display: none; }
}
@media (max-width: 720px) {
  .svcgrid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .grid3, .grid2, .svcgrid, .flow4, .kv { grid-template-columns: 1fr; }
  .scard { padding: 30px; min-height: 0; }
  .layer, .arch-layer { grid-template-columns: 1fr; gap: 6px; }
  .person { padding: 24px; }
  .avatar { width: 140px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .hero .h-xl .line > span { transform: none; }
  .js [data-reveal], .js [data-stagger] > * { opacity: 1; transform: none; }
}

/* ---------------------------------------------------------------- compact mobile scale */
@media (max-width: 600px) {
  body { font-size: 15px; line-height: 1.6; }
  .wrap { width: calc(100% - 32px); }
  .nav { height: 62px; gap: 10px; }
  .logo { font-size: 17px; gap: 8px; }
  .logo img { width: 34px; height: 34px; }
  .theme-btn, .menu-btn { width: 36px; height: 36px; }
  .lang button { padding: 4px 8px; font-size: 12px; }

  .h-xl { font-size: clamp(30px, 8.6vw, 36px); letter-spacing: -0.04em; line-height: 1.12; }
  .h-lg { font-size: clamp(24px, 6.6vw, 28px); line-height: 1.18; }
  .h-md { font-size: 20px; }
  .lead { font-size: 15px; }
  .eyebrow { font-size: 12px; padding: 5px 11px; }
  .sec { padding-block: 56px; }
  .sec-head { gap: 8px; margin-bottom: 24px; }
  .pagehead { padding-block: 40px 16px; gap: 12px; }

  .hero { padding-block: 40px 20px; }
  .hero .h-xl { margin: 18px auto 20px; }
  .hero .lead { margin: -4px auto 22px; }
  .pill { height: 40px; padding: 0 18px; font-size: 14px; }
  .pill.lav { height: 46px; padding: 0 22px; font-size: 15px; }
  .proof { margin-top: 36px; font-size: 12px; }
  .names { font-size: 14px; gap: 8px 16px; justify-content: flex-start; }

  .rail { padding-block: 28px 10px; }
  .tile { width: 240px; padding: 14px 14px 12px; border-radius: 20px; }
  .tile .meta { margin-top: 12px; }
  .tile strong { font-size: 14px; }
  .tile small { font-size: 12.5px; }

  .statement { padding-block: 64px 48px; }
  .statement p { font-size: 22px; line-height: 1.35; }
  .scard { top: 76px; padding: 24px; border-radius: 24px; gap: 18px; margin-bottom: 18px; }
  .scard:nth-child(2) { top: 88px; }
  .scard:nth-child(3) { top: 100px; }
  .scard p { font-size: 14.5px; margin: 10px 0 0; }
  .tag { font-size: 13.5px; }
  .big { font-size: 76px; }
  .big small { font-size: 15px; }
  .flowmini { padding: 12px; gap: 7px; }
  .flowmini div { padding: 8px 11px; font-size: 13px; }
  .flowmini div i { font-size: 11px; }

  .cap { min-height: 0; padding: 20px; border-radius: 20px; }
  .cap h3 { font-size: 17px; }
  .cap p { font-size: 14px; }
  .cta { padding-block: 64px 56px; gap: 18px; }
  .cta img { width: 96px; }

  .stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stats div { padding: 18px; border-radius: 18px; }
  .stats b { font-size: 32px; }
  .band { padding: 24px; border-radius: 22px; }
  .flow4 div, .kv div { padding: 16px; }
  .kv dt { width: 64px; }
  .detail-hero { padding-block: 36px 16px; gap: 24px; }
  .detail-hero .tagline { font-size: 17px; }
  .panel { padding: 16px; border-radius: 22px; }
  .svcgrid { gap: 12px; padding-bottom: 64px; }
  .filters a { padding: 6px 12px; font-size: 13px; }
  .arch { padding: 14px; border-radius: 20px; }
  .arch-layer { padding: 12px 14px; }
  .arch-items span { font-size: 12px; padding: 3px 9px; }
  .person { padding: 20px; gap: 20px; border-radius: 22px; }
  .avatar { width: 112px; }
  .person .name { font-size: 21px; }
  .usage .row { padding: 12px 14px; font-size: 13.5px; }
  .nextnav { font-size: 16px; padding-block: 28px 64px; }
  .site-foot { padding-block: 28px 40px; font-size: 12.5px; }
}
@media (max-width: 600px) {
  .pagehead .h-xl, .detail-hero .h-xl, .pagehead h1[style] { font-size: clamp(30px, 8.6vw, 36px) !important; }
  .sec-head .h-lg[style] { font-size: 24px !important; }
  .svcgrid { grid-template-columns: 1fr 1fr; }
  .svcgrid .tile { width: auto; padding: 10px 10px 12px; border-radius: 16px; }
  .svcgrid .tile .meta { gap: 0; margin-top: 10px; }
  .svcgrid .mono-dot { display: none; }
  .svcgrid .tile strong { font-size: 13.5px; }
  .svcgrid .tile small { font-size: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .tile-group { font-size: 10.5px; margin-bottom: 8px; }
  .tile-cta strong { font-size: 17px; }
  .tile-cta small { font-size: 12.5px; }
}