/* WhaleDeep 홍보 페이지 — Deep Signal */

:root {
  --navy: #0D1B33;
  --navy-2: #13264A;
  --navy-3: #1B3A7A;
  --on-dark: #F4F7FC;
  --on-dark-2: #BFD0EE;
  --on-dark-3: #8396BA;
  --signal: #6FA2FF;

  --bg: #F4F7FC;
  --bg-alt: #FFFFFF;
  --surface: #FFFFFF;
  --surface-2: #F0F4FB;
  --ink: #0D1B33;
  --ink-2: #3B4B66;
  --ink-3: #66758D;
  --line: #D9E2F2;
  --line-2: #BCCAE3;
  --blue: #2A63E8;
  --blue-ink: #1F4FC4;
  --blue-soft: #E3ECFD;
  --orange: #E8892B;
  --orange-ink: #9A520C;
  --orange-soft: #FCEAD6;
  --teal: #22B8CF;
  --teal-ink: #0B7383;
  --teal-soft: #DBF4F8;
  --gray: #8A97AB;
  --gray-soft: #E6EBF3;
  --crimson: #B0123E;
  --sev-low: #B98A00;
  --sev-med: #DE7A16;
  --sev-high: #D3362A;
  --sev-crit: #8C0D2D;
  --shadow: 0 1px 2px rgba(13, 27, 51, .05), 0 12px 32px -12px rgba(13, 27, 51, .14);

  --logo-color: block;
  --logo-white: none;
  --icon-moon: block;
  --icon-sun: none;

  --fs-2xs: .6875rem;
  --fs-xs: .75rem;
  --fs-sm: .875rem;
  --fs-base: 1rem;
  --fs-md: 1.0625rem;
  --fs-lg: clamp(1.0625rem, 1rem + .4vw, 1.25rem);
  --fs-xl: clamp(1.375rem, 1.1rem + 1vw, 1.875rem);
  --fs-2xl: clamp(1.875rem, 1.3rem + 2.4vw, 3rem);
  --fs-hero: clamp(2rem, 1.1rem + 3.3vw, 3.5rem);
  --fs-num: clamp(2.25rem, 1.7rem + 2.2vw, 3.25rem);

  --radius: 20px;
  --radius-sm: 12px;
  --gutter: max(16px, 4vw);
  --maxw: 1180px;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'Noto Sans KR', system-ui, -apple-system, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0A1426;
    --bg-alt: #0C182D;
    --surface: #111F38;
    --surface-2: #0E1A31;
    --ink: #F4F7FC;
    --ink-2: #BFD0EE;
    --ink-3: #8396BA;
    --line: #20365B;
    --line-2: #2E4A78;
    --blue: #4C86F5;
    --blue-ink: #8DB4FF;
    --blue-soft: #16305E;
    --orange: #F09A44;
    --orange-ink: #F6B26B;
    --orange-soft: #3A2A18;
    --teal: #3FD0E4;
    --teal-ink: #6FE0EF;
    --teal-soft: #0F3540;
    --gray: #6E7F9C;
    --gray-soft: #1A2A46;
    --crimson: #E0476E;
    --sev-low: #D4A72C;
    --sev-med: #EE8E33;
    --sev-high: #EA5545;
    --sev-crit: #C42450;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 32px -12px rgba(0, 0, 0, .5);
    --logo-color: none;
    --logo-white: block;
    --icon-moon: none;
    --icon-sun: block;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0A1426;
  --bg-alt: #0C182D;
  --surface: #111F38;
  --surface-2: #0E1A31;
  --ink: #F4F7FC;
  --ink-2: #BFD0EE;
  --ink-3: #8396BA;
  --line: #20365B;
  --line-2: #2E4A78;
  --blue: #4C86F5;
  --blue-ink: #8DB4FF;
  --blue-soft: #16305E;
  --orange: #F09A44;
  --orange-ink: #F6B26B;
  --orange-soft: #3A2A18;
  --teal: #3FD0E4;
  --teal-ink: #6FE0EF;
  --teal-soft: #0F3540;
  --gray: #6E7F9C;
  --gray-soft: #1A2A46;
  --crimson: #E0476E;
  --sev-low: #D4A72C;
  --sev-med: #EE8E33;
  --sev-high: #EA5545;
  --sev-crit: #C42450;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 32px -12px rgba(0, 0, 0, .5);
  --logo-color: none;
  --logo-white: block;
  --icon-moon: none;
  --icon-sun: block;
  color-scheme: dark;
}

/* 바탕 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3, p, ol, ul, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; }
em { font-style: normal; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ic { width: 1.25em; height: 1.25em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ic .fill, .ic circle.fill { fill: currentColor; }

.wrap { width: 100%; max-width: calc(var(--maxw) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }

.skip { position: absolute; left: 16px; top: -48px; z-index: 100; padding: 8px 14px; border-radius: 8px; background: var(--blue); color: #fff; font-size: var(--fs-sm); }
.skip:focus { top: 12px; }

.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: var(--fs-xs); font-weight: 700; letter-spacing: .16em;
  color: var(--blue-ink);
}
.kicker::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--blue); box-shadow: 0 0 0 4px var(--blue-soft);
}
.kicker--on-dark { color: var(--signal); }
.kicker--on-dark::before { background: var(--teal); box-shadow: 0 0 0 4px rgba(34, 184, 207, .18); }

/* 머리말 */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50; height: 64px;
  transition: background-color .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
.nav__in { height: 100%; display: flex; align-items: center; gap: 24px; }
.nav__brand { display: block; flex: none; }
.logo { width: 132px; height: auto; }
.logo--color { display: none; }
.nav__links { display: flex; gap: 4px; margin-left: auto; }
.nav__links a {
  padding: 8px 12px; border-radius: 999px;
  font-size: var(--fs-sm); font-weight: 500; color: var(--on-dark-2);
  transition: color .2s, background-color .2s;
}
.nav__links a:hover { color: var(--on-dark); background: rgba(255, 255, 255, .08); }
.theme-btn {
  display: grid; place-items: center; width: 38px; height: 38px; flex: none;
  border-radius: 50%; border: 1px solid rgba(244, 247, 252, .22); background: transparent;
  color: var(--on-dark); cursor: pointer;
}
.theme-btn .ic { width: 18px; height: 18px; }
.theme-btn .ic--moon { display: var(--icon-moon); }
.theme-btn .ic--sun { display: var(--icon-sun); }

.nav.is-solid {
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom-color: var(--line);
}
.nav.is-solid .logo--white { display: var(--logo-white); }
.nav.is-solid .logo--color { display: var(--logo-color); }
.nav.is-solid .nav__links a { color: var(--ink-2); }
.nav.is-solid .nav__links a:hover { color: var(--ink); background: var(--surface-2); }
.nav.is-solid .theme-btn { color: var(--ink); border-color: var(--line); }

/* 히어로 */
.hero {
  position: relative; overflow: hidden;
  min-height: min(100svh, 940px);
  display: flex; flex-direction: column; justify-content: center;
  padding: 112px 0 96px;
  color: var(--on-dark);
  background:
    radial-gradient(900px 640px at 76% 44%, rgba(42, 99, 232, .32), transparent 62%),
    radial-gradient(600px 420px at 10% 100%, rgba(34, 184, 207, .10), transparent 70%),
    var(--navy);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(111, 162, 255, .16) 1px, transparent 1.2px);
  background-size: 28px 28px;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}
.hero__in { position: relative; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero__copy { display: flex; flex-direction: column; gap: 24px; }
.hero__title { font-size: var(--fs-hero); font-weight: 900; line-height: 1.16; letter-spacing: -.025em; }
.hero__title em {
  color: transparent;
  background: linear-gradient(90deg, #8DB4FF, #22B8CF);
  -webkit-background-clip: text; background-clip: text;
}
.hero__lead { max-width: 34em; font-size: var(--fs-lg); line-height: 1.7; color: var(--on-dark-2); }
.hero__chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.hero__chips a {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px 7px 8px; border-radius: 999px;
  border: 1px solid rgba(111, 162, 255, .28); background: rgba(19, 38, 74, .55);
  font-size: var(--fs-sm); font-weight: 500; color: var(--on-dark);
  transition: border-color .2s, background-color .2s, transform .2s;
}
.hero__chips a:hover { border-color: var(--signal); background: rgba(42, 99, 232, .25); transform: translateY(-1px); }
.hero__chips b {
  display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%;
  font-family: var(--mono); font-size: var(--fs-2xs); background: rgba(111, 162, 255, .18); color: var(--signal);
}

.hero__sonar { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.sonar { position: relative; width: 100%; max-width: 540px; aspect-ratio: 1; }
.sonar canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.sonar__core {
  position: absolute; left: 50%; top: 50%; width: 15%; transform: translate(-50%, -50%);
  filter: drop-shadow(0 0 18px rgba(76, 134, 245, .7));
}
.legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 18px; font-size: var(--fs-xs); color: var(--on-dark-2); }
.lg { display: inline-flex; align-items: center; gap: 7px; }
.lg::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c) 25%, transparent); }
.lg--blue { --c: #5B92FF; }
.lg--gray { --c: #5A6B8C; }
.lg--teal { --c: #22B8CF; }
.lg--orange { --c: #E8892B; }

.hero__cue {
  position: absolute; left: 50%; bottom: 24px; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--fs-xs); color: var(--on-dark-3);
}
.hero__cue .ic { width: 16px; height: 16px; animation: bob 2.4s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(4px); } }

/* 구역 */
.sec { padding: clamp(80px, 11vw, 140px) 0; }
.sec--alt { background: var(--bg-alt); }
.sec__head { max-width: 760px; display: flex; flex-direction: column; gap: 14px; margin-bottom: clamp(36px, 5vw, 60px); }
.sec__head h2 { font-size: var(--fs-2xl); font-weight: 900; line-height: 1.2; letter-spacing: -.02em; }
.sec__lead { font-size: var(--fs-lg); line-height: 1.7; color: var(--ink-2); }

/* 비교: 두 갈래 흐름 */
.lanes {
  position: relative; height: 320px; margin-bottom: 20px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.lanes canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.ll {
  position: absolute; white-space: nowrap; pointer-events: none;
  font-size: var(--fs-xs); font-weight: 700; color: var(--ink-3);
}
.ll--lane-a, .ll--lane-b { left: 4%; font-family: var(--mono); letter-spacing: .06em; }
.ll--lane-a { top: calc(30% - 44px); }
.ll--lane-b { top: calc(66% - 66px); color: var(--blue-ink); }
.ll--pile { right: 3%; top: calc(30% + 14px); color: var(--crimson); }
.ll--gate { top: calc(66% - 42px); transform: translateX(-50%); color: var(--ink-2); }
.ll--g1 { left: 30%; }
.ll--g2 { left: 50%; }
.ll--g3 { left: 70%; }
.ll--human { left: 83%; top: calc(66% + 18px); transform: translateX(-50%); color: var(--orange-ink); }
.ll--out { right: 3%; top: calc(66% - 42px); color: var(--blue-ink); }
.ll--tray { left: 30%; top: calc(89% - 9px); transform: translateX(calc(-100% - 16px)); font-weight: 500; line-height: 18px; }

.cmp { display: grid; gap: 10px; }
.cmp__row {
  display: grid; grid-template-columns: 132px minmax(0, 1fr) minmax(0, 1.3fr); gap: 20px; align-items: center;
  padding: 16px 20px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--surface);
  transition: border-color .2s, transform .2s;
}
a.cmp__row:hover { border-color: var(--blue); transform: translateX(2px); }
.cmp__row--head { padding-block: 4px; border: 0; background: none; font-family: var(--mono); font-size: var(--fs-2xs); font-weight: 700; letter-spacing: .1em; color: var(--ink-3); }
.cmp__row--head span:last-child { color: var(--blue-ink); }
.cmp__topic { font-family: var(--mono); font-size: var(--fs-xs); font-weight: 700; color: var(--ink-3); letter-spacing: .02em; }
.cmp__old, .cmp__new { display: flex; gap: 10px; align-items: baseline; font-size: var(--fs-sm); }
.cmp__old { color: var(--ink-3); }
.cmp__new { color: var(--ink); font-weight: 500; }
.cmp__old::before, .cmp__new::before { content: ""; flex: none; width: 8px; height: 8px; border-radius: 50%; transform: translateY(-1px); }
.cmp__old::before { border: 1.5px solid var(--gray); }
.cmp__new::before { background: var(--blue); box-shadow: 0 0 0 3px var(--blue-soft); }

/* 네 가지 축 */
.pillar__head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: clamp(18px, 4vw, 56px); align-items: start; margin-bottom: clamp(28px, 4vw, 48px); }
.pillar__num {
  font-family: var(--mono); font-size: var(--fs-num); font-weight: 700; line-height: 1;
  color: transparent; -webkit-text-stroke: 1.5px var(--blue);
}
.pillar__copy { display: flex; flex-direction: column; gap: 14px; max-width: 840px; }
.pillar__copy h2 { font-size: var(--fs-2xl); font-weight: 900; line-height: 1.2; letter-spacing: -.02em; }
.points { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.points li {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 13px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface); font-size: var(--fs-sm); color: var(--ink-2);
}
.points li::before { content: ""; flex: none; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.pillar__figs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: stretch; margin-bottom: clamp(28px, 4vw, 44px); }
.pillar__figs--stack { grid-template-columns: minmax(0, 1fr); }
.pfig { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.pfig > .fig { flex: 1; }
.fig__title { font-family: var(--mono); font-size: var(--fs-xs); font-weight: 700; letter-spacing: .08em; color: var(--ink-3); }

.fig {
  position: relative; padding: clamp(16px, 2.6vw, 28px);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); box-shadow: var(--shadow);
}

/* 연결선 그림 공통 */
.wire { position: relative; }
.wire__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; z-index: 0; }
.wire > :not(.wire__svg) { position: relative; z-index: 1; }
.wl { fill: none; stroke: var(--line-2); stroke-width: 1.5; }
.wl--blue { stroke: color-mix(in srgb, var(--blue) 60%, transparent); }
.wl--gray { stroke: color-mix(in srgb, var(--gray) 60%, transparent); }
.wl--teal { stroke: color-mix(in srgb, var(--teal) 70%, transparent); }
.wl--orange { stroke: color-mix(in srgb, var(--orange) 75%, transparent); }
.wl--dash { stroke-dasharray: 4 5; }
.wd { fill: var(--gray); }
.wd--idle { fill: var(--ink-3); }
.wd--blue { fill: var(--blue); }
.wd--gray { fill: var(--gray); }
.wd--teal { fill: var(--teal); }
.wd--orange { fill: var(--orange); }
.is-hit { animation: hit .6s ease-out; }
@keyframes hit {
  from { outline: 2px solid var(--hit, var(--blue)); outline-offset: 0; }
  to { outline: 2px solid transparent; outline-offset: 9px; }
}

/* 1. 소유 확인 */
.own { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1fr) minmax(0, 1.15fr); gap: 28px; align-items: center; }
.own__names { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.name {
  padding: 5px 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface-2);
  font-family: var(--mono); font-size: var(--fs-xs); color: var(--ink-2);
}
.own__mid { display: flex; flex-direction: column; align-items: center; gap: 36px; }
.agent { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.agent b { padding: 0 6px; border-radius: 6px; background: var(--surface); font-size: var(--fs-sm); }
.agent__core {
  display: grid; place-items: center; width: 64px; height: 64px; border-radius: 50%;
  background: var(--navy); color: #fff;
  box-shadow: 0 0 0 6px var(--blue-soft), 0 0 0 12px color-mix(in srgb, var(--blue-soft) 45%, transparent);
}
.agent__core .ic { width: 26px; height: 26px; color: var(--signal); }
.ask {
  --hit: var(--orange);
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px; border: 1px dashed var(--orange);
  background: var(--orange-soft); color: var(--orange-ink);
  font-size: var(--fs-xs); font-weight: 700;
}
.own__bins { display: flex; flex-direction: column; gap: 10px; }
.bin {
  --hit: var(--c);
  display: flex; flex-direction: column; padding: 9px 14px; border-radius: 12px;
  border: 1px solid var(--line); border-left: 4px solid var(--c); background: var(--surface);
}
.bin b { font-size: var(--fs-sm); }
.bin span { font-size: var(--fs-xs); color: var(--ink-3); }
.bin--blue { --c: var(--blue); }
.bin--gray { --c: var(--gray); }
.bin--teal { --c: var(--teal); }

/* 2. 수집 등급 */
.seg-switch { display: inline-flex; padding: 3px; gap: 2px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line); }
.seg-switch button {
  padding: 5px 14px; border: 0; border-radius: 999px; background: transparent; cursor: pointer;
  font-size: var(--fs-xs); font-weight: 700; color: var(--ink-3);
}
.seg-switch button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 3px rgba(13, 27, 51, .14); }
.depth { display: flex; flex-direction: column; gap: 14px; }
.depth__gate { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: var(--fs-xs); color: var(--ink-2); font-weight: 500; }
.depth__gate > .ic { color: var(--blue); }
.ok { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 999px; background: var(--blue-soft); color: var(--blue-ink); font-weight: 700; }
.ok::before { content: ""; width: 9px; height: 5px; transform: translateY(-1px) rotate(-45deg); border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; }
.depth__col { display: flex; flex-direction: column; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); }
.band { position: relative; padding: 14px 16px 14px 46px; display: flex; flex-direction: column; gap: 8px; transition: opacity .4s, filter .4s; }
.band + .band { border-top: 1px solid var(--line); }
.band--1 { background: color-mix(in srgb, var(--blue) 4%, var(--surface)); }
.band--2 { background: color-mix(in srgb, var(--blue) 10%, var(--surface)); }
.band--3 { background: color-mix(in srgb, var(--blue) 18%, var(--surface)); }
.band::before { content: ""; position: absolute; left: 22px; top: 0; bottom: 0; width: 2px; background: var(--blue); }
.band--1::before { top: 18px; }
.band::after {
  content: ""; position: absolute; left: 17px; top: 10px; width: 12px; height: 12px; border-radius: 50%;
  background: var(--blue); box-shadow: 0 0 0 4px color-mix(in srgb, var(--blue) 25%, transparent);
  opacity: 0;
}
.band__head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.band__head b { font-size: var(--fs-sm); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips span { padding: 3px 9px; border-radius: 7px; background: var(--surface); border: 1px solid var(--line); font-size: var(--fs-xs); color: var(--ink-2); }
.tag {
  display: inline-flex; align-items: center; gap: 4px; align-self: flex-start;
  padding: 2px 9px; border-radius: 999px; border: 1px solid transparent;
  font-size: var(--fs-2xs); font-weight: 700; background: var(--gray-soft); color: var(--ink-3);
  transition: background-color .3s, color .3s, border-color .3s;
}
.tag .ic { width: 12px; height: 12px; }
.band .tag { background: var(--blue-soft); color: var(--blue-ink); }
.band .tag--lock { background: var(--orange-soft); color: var(--orange-ink); border-color: color-mix(in srgb, var(--orange) 50%, transparent); }
.tag--after, .sev__cap .tag--after { display: none; }
[data-state="after"] .tag--before { display: none; }
[data-state="after"] .tag--after { display: inline-flex; }
.depth[data-state="before"] .band--3 .chips { opacity: .55; }
.depth[data-state="before"] .band--3::before {
  background: repeating-linear-gradient(180deg, var(--orange) 0 5px, transparent 5px 10px);
}

/* 탐침이 얕은 곳부터 깊은 곳으로 내려간다 */
.js .depth .band--1::after { animation: probe1 3.6s linear infinite; }
.js .depth .band--2::after { animation: probe2 3.6s linear infinite; }
.js .depth[data-state="after"] .band--3::after { animation: probe3 3.6s linear infinite; }
.js .depth[data-state="before"] .band--3 .tag--lock { animation: knock 3.6s ease-out infinite; }
.js .depth .ok { animation: okblink 3.6s ease-out infinite; }
.js .depth .ok + .ok { animation-delay: .12s; }
@keyframes probe1 { 0% { top: 4px; opacity: 1; } 28% { top: calc(100% - 6px); opacity: 1; } 29%, 100% { opacity: 0; } }
@keyframes probe2 { 0%, 28% { top: -6px; opacity: 0; } 29% { opacity: 1; } 56% { top: calc(100% - 6px); opacity: 1; } 57%, 100% { opacity: 0; } }
@keyframes probe3 { 0%, 56% { top: -6px; opacity: 0; } 57% { opacity: 1; } 84% { top: calc(100% - 18px); opacity: 1; } 92%, 100% { opacity: 0; top: calc(100% - 18px); } }
@keyframes knock { 0%, 55% { transform: none; box-shadow: 0 0 0 0 transparent; } 58% { transform: translateX(-2px); box-shadow: 0 0 0 4px color-mix(in srgb, var(--orange) 30%, transparent); } 62% { transform: translateX(2px); } 66% { transform: none; } 100% { box-shadow: 0 0 0 0 transparent; } }
@keyframes okblink { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--blue) 45%, transparent); } 12% { box-shadow: 0 0 0 6px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }

/* 3. 증거 판정 */
.chain { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; counter-reset: ch; }
.ch {
  position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
  padding: 14px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface-2);
  transition: border-color .35s, background-color .35s;
}
.ch:not(:last-child)::after {
  content: ""; position: absolute; top: 31px; right: -17px; width: 18px; height: 2px;
  background: var(--line-2);
}
.ch__dot {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--gray-soft); color: var(--ink-3);
  transition: background-color .35s, color .35s, box-shadow .35s;
}
.ch__dot .ic { width: 18px; height: 18px; }
.ch b { font-size: var(--fs-sm); margin-top: 2px; }
.ch__txt { font-size: var(--fs-xs); color: var(--ink-3); line-height: 1.5; }
.ev { display: flex; gap: 4px; }
.ev i { width: 14px; height: 18px; border-radius: 3px; border: 1.5px solid var(--line-2); background: var(--surface); position: relative; }
.ev i::after { content: ""; position: absolute; left: 2px; right: 2px; top: 5px; height: 1.5px; background: var(--line-2); box-shadow: 0 4px 0 var(--line-2); }
.lv { display: flex; gap: 3px; }
.lv i { padding: 1px 6px; border-radius: 6px; font-style: normal; font-family: var(--mono); font-size: var(--fs-2xs); font-weight: 700; background: var(--gray-soft); color: var(--ink-3); transition: background-color .25s, color .25s; }
.lv i.on { background: var(--blue); color: #fff; }
.ch[data-s="done"] .lv i.on { background: var(--gray); }

.ch[data-s="now"] { border-color: var(--blue); background: var(--surface); }
.ch[data-s="now"] .ch__dot { background: var(--blue); color: #fff; box-shadow: 0 0 0 5px var(--blue-soft); }
.ch[data-s="human"] { border-color: var(--orange); background: var(--surface); }
.ch[data-s="human"] .ch__dot { background: var(--orange); color: #fff; box-shadow: 0 0 0 5px var(--orange-soft); }
.ch[data-s="human"] .tag--human { background: var(--orange-soft); color: var(--orange-ink); border-color: color-mix(in srgb, var(--orange) 55%, transparent); }
.ch[data-s="done"] .ch__dot { background: var(--gray); color: #fff; }
.ch[data-s="done"] .ev i, .ch[data-s="now"] .ev i { border-color: var(--blue); }
.ch[data-s="done"] .ev i { border-color: var(--gray); }
.ch[data-s="done"]:not(:last-child)::after { background: var(--gray); }

.states { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 16px; font-size: var(--fs-xs); color: var(--ink-3); }
.states li { display: inline-flex; align-items: center; gap: 6px; }
.states li::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--c); }
.st-done { --c: var(--gray); }
.st-now { --c: var(--blue); }
.st-human { --c: var(--orange); }

/* 4. CVE */
.cve { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); grid-template-areas: "grades sev" "grades prio"; gap: 14px; }
.cve__top { display: contents; }
.cve__top > .panel:first-child { grid-area: grades; }
.cve .sev { grid-area: sev; }
.cve .prio { grid-area: prio; }
.panel { padding: 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface-2); display: flex; flex-direction: column; gap: 12px; }
.panel__title { font-family: var(--mono); font-size: var(--fs-2xs); font-weight: 700; letter-spacing: .1em; color: var(--ink-3); }
.grades { display: grid; grid-template-columns: minmax(0, 1fr) 56px; gap: 44px; align-items: center; }
.grades__list { display: flex; flex-direction: column; gap: 7px; }
.grades__list li { display: flex; flex-direction: column; padding: 7px 11px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); }
.grades__list b { font-size: var(--fs-xs); }
.grades__list span { display: inline-flex; align-items: center; gap: 4px; font-size: var(--fs-2xs); color: var(--ink-3); }
.grades__list .is-cut { border-style: dashed; background: transparent; }
.grades__list .is-cut span { color: var(--crimson); font-weight: 700; }
.grades__list .is-cut .ic { width: 11px; height: 11px; }
.cve-node {
  --hit: var(--blue);
  display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%;
  background: var(--navy); color: var(--on-dark);
  font-family: var(--mono); font-size: var(--fs-xs); font-weight: 700;
  box-shadow: 0 0 0 5px var(--blue-soft);
}
.sev__meter { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 4px; margin-top: 30px; }
.sev__seg {
  display: grid; place-items: center; height: 42px; border-radius: 8px;
  font-size: var(--fs-xs); font-weight: 700; background: var(--gray-soft); color: var(--ink-3);
  transition: background-color .3s, color .3s;
}
.sev__seg.on { color: #fff; }
.sev__seg.on.sev--low { background: var(--sev-low); }
.sev__seg.on.sev--med { background: var(--sev-med); }
.sev__seg.on.sev--high { background: var(--sev-high); }
.sev__seg.on.sev--crit { background: var(--sev-crit); }
.sev__cap {
  --hit: var(--orange);
  position: absolute; left: calc(75% - 1px); top: -26px; bottom: -6px; width: 0;
  border-left: 2px dashed var(--orange); border-radius: 0;
}
.sev__cap span {
  position: absolute; right: 8px; top: -2px; white-space: nowrap;
  font-size: var(--fs-2xs); font-weight: 700; color: var(--orange-ink);
}
.sev[data-state="after"] .sev__cap { border-left-color: var(--gray); }
.sev[data-state="after"] .sev__cap span { color: var(--ink-3); }
.sev__cap.bump { animation: bump .5s ease-out; }
@keyframes bump { 30% { transform: translateX(4px); } 60% { transform: translateX(-2px); } }

.prio { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 14px; align-items: center; }
.prio__in { display: flex; flex-wrap: wrap; gap: 6px; }
.prio__in li { padding: 4px 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); font-family: var(--mono); font-size: var(--fs-2xs); font-weight: 700; color: var(--ink-2); }
.prio__arrow { width: 22px; height: 22px; color: var(--blue); }
.prio__out { display: flex; flex-direction: column; gap: 7px; padding: 12px; border-radius: 12px; border: 1px solid var(--blue); background: var(--surface); }
.prio__out b { font-size: var(--fs-xs); color: var(--blue-ink); }
.prio__out i { display: flex; align-items: center; gap: 6px; height: 8px; }
.prio__out i::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--c, var(--sev-crit)); flex: none; }
.prio__out i::after { content: ""; height: 6px; border-radius: 3px; background: var(--gray-soft); width: var(--w, 80%); }
.prio__out i:nth-of-type(2) { --c: var(--sev-high); --w: 64%; }
.prio__out i:nth-of-type(3) { --c: var(--sev-med); --w: 52%; }
.prio__watch { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding-top: 12px; border-top: 1px solid var(--line); font-size: var(--fs-xs); font-weight: 700; color: var(--ink-2); }
.prio__watch .ic { width: 16px; height: 16px; color: var(--blue); }
.prio__watch span { padding: 2px 9px; border-radius: 999px; background: var(--teal-soft); color: var(--teal-ink); font-size: var(--fs-2xs); }

/* 5. 배우는 AI */
.ai { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.ai__card { display: flex; flex-direction: column; gap: 4px; padding: 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface-2); }
.ai__num { font-family: var(--mono); font-size: var(--fs-num); font-weight: 700; line-height: 1.05; letter-spacing: -.03em; color: var(--ink); font-variant-numeric: tabular-nums; }
.ai__num small { font-size: .55em; color: var(--ink-3); margin-left: 2px; }
.ai__card b { font-size: var(--fs-sm); margin-top: 6px; }
.ai__card > span { font-size: var(--fs-xs); color: var(--ink-3); }
.cells { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 4px; max-width: 280px; margin-top: 10px; }
.cells i { aspect-ratio: 1; border-radius: 3px; background: var(--gray-soft); transition: background-color .25s, transform .25s; }
.cells i.ok { background: var(--blue); }
.cells i.miss { background: var(--crimson); }
.cells i.auto { background: var(--gray); }
.cells i.smp { background: var(--orange); transform: scale(1.12); }
.ai__status {
  align-self: flex-start; margin-top: 10px; padding: 3px 10px; border-radius: 999px;
  font-size: var(--fs-2xs); font-weight: 700; background: var(--gray-soft); color: var(--ink-3);
  transition: background-color .4s, color .4s;
}
.ai__status.on.ai__status--blue { background: var(--blue-soft); color: var(--blue-ink); }
.ai__status.on.ai__status--orange { background: var(--orange-soft); color: var(--orange-ink); }
.ai__foot {
  display: flex; align-items: center; gap: 10px; margin-top: 12px; padding: 12px 16px; border-radius: 12px;
  background: var(--navy); color: var(--on-dark); font-size: var(--fs-sm); font-weight: 500;
  border: 1px solid var(--line);
}
.ai__foot .ic { color: var(--signal); }

/* 동작 흐름: 짙은 띠 */
.sec--deep {
  color: var(--on-dark);
  background:
    radial-gradient(700px 360px at 50% 100%, rgba(42, 99, 232, .22), transparent 70%),
    var(--navy);
  border-block: 1px solid #1B2F55;
}
.sec--deep .sec__lead { color: var(--on-dark-2); }
.flow__list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.st { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 16px; }
.st__ring {
  --hit: var(--signal);
  display: grid; place-items: center; width: 80px; height: 80px; border-radius: 50%; flex: none;
  color: #fff; background: radial-gradient(circle at 50% 40%, var(--navy-3), var(--navy-2));
  box-shadow: 0 0 0 1px rgba(111, 162, 255, .4), 0 0 0 11px rgba(42, 99, 232, .10), 0 0 0 22px rgba(42, 99, 232, .05);
}
.st__ring--end { --hit: var(--orange); }
.st__ring .ic { width: 30px; height: 30px; }
.st__body { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.st__body b { font-size: var(--fs-lg); }
.st__body > span { font-size: var(--fs-sm); color: var(--on-dark-2); line-height: 1.6; max-width: 16em; }
.st .tag { margin-top: 4px; align-self: center; }
.st .tag--human { background: rgba(232, 137, 43, .16); color: #F6B26B; border-color: rgba(232, 137, 43, .45); }
.st .tag--level { background: rgba(111, 162, 255, .14); color: var(--signal); font-family: var(--mono); }
.flow .wl { stroke: rgba(111, 162, 255, .38); stroke-width: 2; }
.flow .wd--idle { fill: var(--on-dark-3); }
.flow .wd--blue { fill: var(--signal); }

/* 도입 형태 */
.deps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.deps--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.dep { display: flex; flex-direction: column; gap: 10px; padding: 18px 18px 24px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); }
.dep h3 { font-size: var(--fs-lg); font-weight: 900; margin-top: 6px; }
.dep p { font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.7; }
.dep__fig { position: relative; height: 176px; padding: 14px; border-radius: 14px; background: var(--surface-2); border: 1px solid var(--line); }

.iso { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; align-items: stretch; }
.iso__stack {
  position: relative; display: flex; flex-direction: column; justify-content: flex-end; gap: 6px;
  padding: 8px; border-radius: 10px; border: 1.5px dashed var(--line-2);
}
.iso__stack::after {
  content: ""; position: absolute; top: 9px; right: 9px; width: 7px; height: 7px; border-radius: 50%;
  background: var(--blue); box-shadow: 0 0 0 3px var(--blue-soft);
}
.js .iso__stack::after { animation: blink 2.4s ease-in-out infinite; }
.js .iso__stack:nth-child(2)::after { animation-delay: .8s; }
.js .iso__stack:nth-child(3)::after { animation-delay: 1.6s; }
@keyframes blink { 0%, 100% { opacity: .25; } 40% { opacity: 1; } }
.iso__lbl { margin-bottom: auto; font-family: var(--mono); font-size: var(--fs-2xs); color: var(--ink-3); }
.blk { display: flex; align-items: center; gap: 5px; padding: 5px 6px; border-radius: 7px; background: var(--surface); border: 1px solid var(--line); font-size: var(--fs-2xs); font-weight: 700; color: var(--ink-2); }
.blk .ic { width: 13px; height: 13px; color: var(--blue); }

.engines { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 26px; align-items: center; }
.engines__src { display: flex; flex-direction: column; gap: 10px; }
.eng { display: flex; flex-direction: column; padding: 7px 10px; border-radius: 9px; border: 1px solid var(--line); background: var(--surface); font-size: var(--fs-xs); font-weight: 700; color: var(--ink-2); }
.eng--own { border-color: var(--blue); color: var(--blue-ink); }
.eng small { font-size: var(--fs-2xs); font-weight: 500; color: var(--ink-3); }
.eng-node { --hit: var(--blue); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--surface); border: 1.5px solid var(--blue); color: var(--blue); }
.eng-node--ok { background: var(--blue); color: #fff; }
.eng-node .ic { width: 18px; height: 18px; }
.engines-fig { display: flex; flex-direction: column; justify-content: center; }
.engines { min-height: 180px; }
.engines-fig .engines { gap: clamp(24px, 4vw, 44px); }
.engines-fig .eng { padding: 12px 14px; font-size: var(--fs-sm); }
.engines-fig .eng small { font-size: var(--fs-xs); }
.engines-fig .engines__src { gap: 14px; }
.engines-fig .eng-node { width: 52px; height: 52px; }
.engines-fig .eng-node .ic { width: 22px; height: 22px; }
.eng-col { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.eng-col small { font-size: var(--fs-2xs); font-weight: 700; color: var(--ink-3); white-space: nowrap; }

/* 전문가 서비스 */
.expert { display: flex; flex-direction: column; gap: 18px; }
.track { display: flex; flex-direction: column; gap: 16px; padding: 16px 18px 18px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface-2); }
.track__title { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: var(--fs-md); font-weight: 700; }
.track__title .ic { color: var(--blue); }
.track__title span { padding: 2px 9px; border-radius: 999px; background: var(--blue-soft); color: var(--blue-ink); font-size: var(--fs-2xs); }
.track__steps { --p: 0; position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); }
.track__steps::before, .track__steps::after { content: ""; position: absolute; top: 11px; left: 10%; height: 2px; }
.track__steps::before { right: 10%; background: var(--line-2); }
.track__steps::after { width: calc(80% * var(--p)); background: var(--blue); transition: width .6s ease; }
.track__steps li {
  position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 8px;
  text-align: center; font-size: var(--fs-xs); font-weight: 500; color: var(--ink-3); transition: color .3s;
}
.track__steps li::before {
  content: ""; width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--line-2); background: var(--surface);
  transition: background-color .3s, border-color .3s, box-shadow .3s;
}
.track__steps li[data-s="done"]::before { background: var(--gray); border-color: var(--gray); }
.track__steps li[data-s="now"]::before { background: var(--blue); border-color: var(--blue); box-shadow: 0 0 0 5px var(--blue-soft); }
.track__steps li[data-s="human"]::before { background: var(--orange); border-color: var(--orange); box-shadow: 0 0 0 5px var(--orange-soft); }
.track__steps li[data-s="now"], .track__steps li[data-s="human"] { color: var(--ink); font-weight: 700; }
.track__note { display: flex; align-items: center; gap: 6px; font-size: var(--fs-xs); color: var(--ink-3); }
.track__note .ic { width: 14px; height: 14px; color: var(--orange); }
.roles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.roles li { display: flex; flex-direction: column; gap: 2px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); border-top: 3px solid var(--c); background: var(--surface); }
.roles li:nth-child(1) { --c: var(--blue); }
.roles li:nth-child(2) { --c: var(--orange); }
.roles li:nth-child(3) { --c: var(--navy-3); }
.roles b { font-size: var(--fs-sm); }
.roles span { font-size: var(--fs-xs); color: var(--ink-3); }

.ko { display: flex; flex-direction: column; justify-content: center; gap: 12px; }
.ko__doc { display: flex; flex-direction: column; gap: 7px; padding: 10px 12px 14px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); }
.ko__tabs { display: flex; gap: 4px; margin-bottom: 4px; }
.ko__tab { padding: 2px 9px; border-radius: 999px; font-size: var(--fs-2xs); font-weight: 700; color: var(--ink-3); transition: background-color .3s, color .3s; }
.ko[data-state="ko"] .ko__tab--ko, .ko[data-state="en"] .ko__tab--en, .ko:not([data-state]) .ko__tab--ko { background: var(--blue); color: #fff; }
.ko__doc i { height: 6px; border-radius: 3px; background: var(--gray-soft); transition: width .45s ease; width: 92%; }
.ko__doc i:nth-of-type(2) { width: 78%; }
.ko__doc i:nth-of-type(3) { width: 86%; }
.ko__doc i:nth-of-type(4) { width: 54%; }
.ko[data-state="en"] .ko__doc i:nth-of-type(1) { width: 70%; }
.ko[data-state="en"] .ko__doc i:nth-of-type(2) { width: 95%; }
.ko[data-state="en"] .ko__doc i:nth-of-type(3) { width: 60%; }
.ko[data-state="en"] .ko__doc i:nth-of-type(4) { width: 82%; }
.ko__where { display: flex; flex-wrap: wrap; gap: 6px; }
.ko__where span { padding: 3px 9px; border-radius: 7px; background: var(--blue-soft); color: var(--blue-ink); font-size: var(--fs-2xs); font-weight: 700; }

/* 실제 화면 */
.shots { display: flex; flex-direction: column; gap: 18px; }
.shots__tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.shots__tab {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px 8px 10px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--line); background: var(--surface);
  font-size: var(--fs-sm); font-weight: 500; color: var(--ink-2);
  transition: border-color .2s, color .2s, background-color .2s;
}
.shots__tab b { font-family: var(--mono); font-size: var(--fs-2xs); color: var(--ink-3); }
.shots__tab:hover { border-color: var(--line-2); color: var(--ink); }
.shots__tab[aria-selected="true"] { border-color: var(--blue); color: var(--ink); background: var(--blue-soft); }
.shots__tab[aria-selected="true"] b { color: var(--blue-ink); }
.shots__tab::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: var(--blue); transform: scaleX(0); transform-origin: left;
}
.shots.is-auto .shots__tab[aria-selected="true"]::after { animation: shotbar var(--shot-ms, 6s) linear forwards; }
@keyframes shotbar { to { transform: scaleX(1); } }
.shots__frame {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow);
}
.shots__bar {
  display: flex; align-items: center; gap: 6px; height: 38px; padding: 0 14px;
  border-bottom: 1px solid var(--line); background: var(--surface-2);
}
.shots__bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line-2); }
.shots__bar span {
  margin-left: 12px; padding: 3px 12px; border-radius: 999px; background: var(--surface);
  border: 1px solid var(--line); font-family: var(--mono); font-size: var(--fs-2xs); color: var(--ink-3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.shots__demo {
  margin-left: auto; padding: 2px 9px; border-radius: 999px; background: var(--teal-soft); color: var(--teal-ink);
  font-size: var(--fs-2xs); font-weight: 700; white-space: nowrap;
}
.sec--deep .shots { margin-top: clamp(36px, 5vw, 60px); }
.sec--deep .shots__frame { border-color: #1B2F55; }
.shots__view { position: relative; aspect-ratio: 16 / 10; background: #F6F8FB; }
.shot { position: absolute; inset: 0; margin: 0; opacity: 0; visibility: hidden; transition: opacity .5s ease, visibility 0s .5s; }
.shot.is-on { opacity: 1; visibility: visible; transition: opacity .5s ease; }
.shot a { display: block; width: 100%; height: 100%; }
.shot img { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.shot figcaption {
  position: absolute; left: 16px; bottom: 16px; max-width: calc(100% - 32px);
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: 12px;
  background: rgba(13, 27, 51, .9); color: var(--on-dark);
  font-size: var(--fs-sm); font-weight: 500; line-height: 1.5;
  box-shadow: 0 8px 24px rgba(13, 27, 51, .25);
}
.shot figcaption b { flex: none; font-family: var(--mono); font-size: var(--fs-2xs); color: var(--signal); }
.shots__note { font-size: var(--fs-xs); color: var(--ink-3); }
@media (max-width: 760px) {
  .shots__tab { padding: 6px 12px 6px 8px; font-size: var(--fs-xs); }
  .shot figcaption { position: static; max-width: none; border-radius: 0; box-shadow: none; }
  .shots__view { aspect-ratio: auto; display: grid; }
  .shot { position: relative; grid-area: 1 / 1; display: flex; flex-direction: column; }
  .shot a { height: auto; }
  .shot img { height: auto; aspect-ratio: 16 / 10; }
}

/* 꼬리말 */
.foot { padding: 56px 0 44px; background: var(--navy); color: var(--on-dark-2); border-top: 1px solid #1B2F55; }
.foot__in { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; grid-template-areas: "logo line nav" "copy copy copy"; gap: 20px 32px; align-items: center; }
.foot__logo { grid-area: logo; width: 132px; }
.foot__line { grid-area: line; font-size: var(--fs-sm); }
.foot__nav { grid-area: nav; display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: var(--fs-sm); }
.foot__nav a:hover { color: var(--on-dark); }
.foot__copy { grid-area: copy; padding-top: 20px; border-top: 1px solid #1B2F55; font-family: var(--mono); font-size: var(--fs-2xs); color: var(--on-dark-3); }

/* 나타나기 */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .8s cubic-bezier(.2, .7, .2, 1); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js .cmp [data-reveal]:nth-child(3) { transition-delay: .06s; }
.js .cmp [data-reveal]:nth-child(4) { transition-delay: .12s; }
.js .cmp [data-reveal]:nth-child(5) { transition-delay: .18s; }
.js .cmp [data-reveal]:nth-child(6) { transition-delay: .24s; }
.js .deps [data-reveal]:nth-child(2) { transition-delay: .1s; }
.js .deps [data-reveal]:nth-child(3) { transition-delay: .2s; }

/* 좁은 화면 */
@media (max-width: 960px) {
  .hero__in { grid-template-columns: minmax(0, 1fr); }
  .hero__sonar { order: 2; }
  .sonar { max-width: 420px; }
  .nav__links { display: none; }
  .theme-btn { margin-left: auto; }
  .pillar__figs { grid-template-columns: minmax(0, 1fr); }
  .deps { grid-template-columns: minmax(0, 1fr); }
  .chain { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ch:nth-child(2)::after { display: none; }
}
@media (max-width: 760px) {
  .pillar__head { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .roles { grid-template-columns: minmax(0, 1fr); }
  .hero { padding: 96px 0 72px; min-height: 0; }
  .hero__cue { display: none; }
  .lanes { height: 288px; }
  .cmp__row { grid-template-columns: minmax(0, 1fr); gap: 6px; padding: 14px 16px; }
  .cmp__row--head { display: none; }
  .own { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .own__names { flex-direction: row; flex-wrap: wrap; justify-content: center; }
  .own__mid { flex-direction: row; justify-content: center; gap: 28px; }
  .own__bins { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chain { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .ch { display: grid; grid-template-columns: 36px minmax(0, 1fr); column-gap: 12px; row-gap: 4px; }
  .ch > :not(.ch__dot) { grid-column: 2; }
  .ch__dot { grid-row: 1 / span 4; }
  .ch:not(:last-child)::after, .ch:nth-child(2)::after { display: block; top: auto; bottom: -15px; right: auto; left: 31px; width: 2px; height: 14px; }
  .cve { grid-template-columns: minmax(0, 1fr); grid-template-areas: "grades" "sev" "prio"; }
  .prio { grid-template-columns: minmax(0, 1fr); }
  .prio__arrow { transform: rotate(90deg); justify-self: center; }
  .ai { grid-template-columns: minmax(0, 1fr); }
  .flow__list { grid-template-columns: minmax(0, 1fr); gap: 34px; }
  .st { flex-direction: row; align-items: flex-start; text-align: left; gap: 18px; }
  .st__ring { width: 60px; height: 60px; box-shadow: 0 0 0 1px rgba(111, 162, 255, .4), 0 0 0 8px rgba(42, 99, 232, .10); }
  .st__ring .ic { width: 24px; height: 24px; }
  .st__body { align-items: flex-start; padding-top: 4px; }
  .st .tag { align-self: flex-start; }
  .foot__in { grid-template-columns: minmax(0, 1fr); grid-template-areas: "logo" "line" "nav" "copy"; }
}

/* 움직임 줄이기 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation: none !important; transition-duration: 0s !important; transition-delay: 0s !important; }
}

/* 404 */
.lost { min-height: 100svh; }
.lost__in { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; }
.lost .hero__title { font-size: var(--fs-2xl); }
.lost__home { padding: 9px 18px; border-radius: 999px; border: 1px solid rgba(111, 162, 255, .4); font-size: var(--fs-sm); font-weight: 700; color: var(--on-dark); }
.lost__home:hover { background: rgba(42, 99, 232, .25); }