@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 300 700; font-display: swap; src: url(/fonts/space-grotesk.woff2) format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap; src: url(/fonts/inter.woff2) format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 100 800; font-display: swap; src: url(/fonts/jetbrains-mono.woff2) format("woff2"); }

:root {
  --ink-0: #06080c; --ink-1: #0b0f15; --ink-2: #10161f; --ink-3: #161e29; --ink-4: #1f2936;
  --line: rgba(154,182,210,.1); --line-2: rgba(154,182,210,.18);
  --text: #e8eef5; --text-2: #a3b1c2; --text-3: #6c7a8b;
  --signal: #2ee6ff; --threat: #ff2bd6; --gain: #b6ff3b; --rep: #ffb02e;
  --chrome: linear-gradient(135deg, #f2f6fa 0%, #9fb0c3 55%, #dde5ee 100%);
  --display: "Space Grotesk", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --data: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --r-lg: 16px; --r-md: 12px; --r-sm: 10px;
  --pad: clamp(20px, 5vw, 72px);
  --max: 1280px;
}
* { box-sizing: border-box; }
html { background: var(--ink-0); color: var(--text); font: 17px/1.6 var(--body); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; min-height: 100vh; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { color: var(--signal); }
h1, h2, h3 { margin: 0; font-family: var(--display); font-weight: 600; letter-spacing: -.02em; text-wrap: balance; }
p { margin: 0 0 1em; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--signal); color: var(--ink-0); padding: 8px 12px; border-radius: 6px; z-index: 20; }
.skip:focus { left: 8px; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; }

.brand { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; color: var(--text); text-decoration: none; }
.brand span { font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: .14em; font-size: 15px; background: var(--chrome); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eyebrow { font-family: var(--data); font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--signal); margin: 0 0 14px; }
.eyebrow::before { content: ""; display: inline-block; width: 22px; height: 1px; background: var(--signal); vertical-align: middle; margin-right: 12px; }
.head { max-width: 760px; margin: 0 auto 44px; }
.head h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.08; margin-bottom: 18px; }
.intro { color: var(--text-2); font-size: clamp(16px, 1.25vw, 18px); }

/* Hero */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; overflow: hidden; isolation: isolate; }
.plate, .plate img { position: absolute; inset: 0; width: 100%; height: 100%; }
.plate img { object-fit: cover; object-position: center 40%; }
.rain { position: absolute; inset: -10% 0 0; pointer-events: none; opacity: .28; mix-blend-mode: screen;
  background:
    repeating-linear-gradient(100deg, transparent 0 7px, rgba(200,225,255,.22) 7px 8px, transparent 8px 19px),
    repeating-linear-gradient(98deg, transparent 0 13px, rgba(200,225,255,.14) 13px 14px, transparent 14px 31px);
  background-size: 100% 220px, 100% 340px; animation: rain 1.1s linear infinite; }
@keyframes rain { to { background-position: -30px 220px, -40px 340px; } }
.shade { position: absolute; inset: 0; background:
  linear-gradient(180deg, rgba(6,8,12,.72) 0%, rgba(6,8,12,.12) 26%, rgba(6,8,12,.28) 52%, rgba(6,8,12,.86) 82%, var(--ink-0) 100%),
  linear-gradient(90deg, rgba(6,8,12,.55) 0%, rgba(6,8,12,0) 60%); }
.top { position: relative; z-index: 2; width: 100%; max-width: 1720px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px var(--pad); }
.tools { position: relative; display: flex; align-items: center; gap: 12px; }
.status { display: inline-flex; align-items: center; gap: 8px; font-family: var(--data); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-2); padding: 8px 12px; border: 1px solid var(--line-2); border-radius: 999px; background: rgba(6,8,12,.45); backdrop-filter: blur(8px); }
.status i { width: 7px; height: 7px; border-radius: 50%; background: var(--gain); box-shadow: 0 0 10px var(--gain); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .45; } }
.sound { display: inline-flex; align-items: center; gap: 10px; font: 600 12px/1 var(--data); letter-spacing: .12em; text-transform: uppercase; color: var(--text); padding: 8px 14px 8px 12px; border: 1px solid var(--line-2); border-radius: 999px; background: rgba(6,8,12,.45); backdrop-filter: blur(8px); cursor: pointer; }
.sound:hover { border-color: var(--signal); }
.bars { display: inline-flex; align-items: flex-end; gap: 2px; height: 12px; }
.bars b { width: 2px; height: 4px; background: var(--signal); border-radius: 1px; transition: height .2s; }
.sound[aria-pressed="true"] .bars b { animation: eq .9s ease-in-out infinite alternate; }
.sound[aria-pressed="true"] .bars b:nth-child(2) { animation-delay: .15s; } .sound[aria-pressed="true"] .bars b:nth-child(3) { animation-delay: .3s; } .sound[aria-pressed="true"] .bars b:nth-child(4) { animation-delay: .45s; }
@keyframes eq { from { height: 3px; } to { height: 12px; } }
.sound .lbl { white-space: nowrap; }
.sound[aria-pressed="true"] { border-color: var(--signal); background: rgba(46,230,255,.14); }
.soundnote { position: absolute; top: 100%; right: 0; margin-top: 8px; max-width: 220px; font-size: 12px; line-height: 1.4; color: var(--text-2); text-align: right; }
.soundnote:empty { display: none; }

.lead { position: relative; z-index: 2; width: 100%; max-width: 1720px; margin: auto auto 0; padding: 10vh var(--pad) 0; }
.kicker { font-family: var(--data); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--signal); margin-bottom: 22px; }
.kicker span { color: var(--text-3); margin: 0 6px; }
.hero h1 { font-size: clamp(38px, 6.4vw, 92px); line-height: .98; font-weight: 700; letter-spacing: -.035em; max-width: 14ch; text-shadow: 0 2px 30px rgba(6,8,12,.5); }
.sub { max-width: 560px; margin: 26px 0 34px; font-size: clamp(16px, 1.3vw, 19px); line-height: 1.55; color: var(--text-2); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.cta, .ghost { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 26px; border-radius: var(--r-md); font: 600 15px/1 var(--display); letter-spacing: .01em; text-decoration: none; transition: transform .15s, box-shadow .15s, background .15s; }
.cta { background: var(--signal); color: var(--ink-0); box-shadow: 0 0 0 1px rgba(46,230,255,.4), 0 10px 40px rgba(46,230,255,.25); }
.cta:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(46,230,255,.6), 0 14px 44px rgba(46,230,255,.35); }
.ghost { color: var(--text); border: 1px solid var(--line-2); background: rgba(6,8,12,.35); backdrop-filter: blur(6px); }
.ghost:hover { border-color: var(--text-2); }
.hud { position: relative; z-index: 2; list-style: none; width: 100%; max-width: 1720px; margin: 8vh auto 0; padding: 22px var(--pad) 26px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; border-top: 1px solid var(--line); }
.hud li { display: flex; align-items: baseline; gap: 12px; color: var(--text-3); font-size: 13px; line-height: 1.35; }
.hud b { font: 500 26px/1 var(--data); color: var(--text); letter-spacing: -.02em; }

/* Sections */
main section { padding: clamp(72px, 9vw, 130px) var(--pad); }
main section > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.climb { background: var(--ink-0); padding-bottom: 0; }
main .climb .track { display: grid; grid-auto-flow: column; grid-auto-columns: min(44vw, 560px); gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-inline: var(--pad); padding: 4px var(--pad) 28px; margin: 0 calc(-1 * var(--pad)); max-width: none; scrollbar-width: thin; scrollbar-color: var(--ink-4) transparent; }
.track::after { content: ""; width: 1px; }
.track figure { margin: 0; scroll-snap-align: start; position: relative; border-radius: var(--r-lg); overflow: hidden; background: var(--ink-2); border: 1px solid var(--line); aspect-ratio: 16 / 10; }
.track img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.track figure:hover img { transform: scale(1.03); }
.track figcaption { position: absolute; inset: auto 0 0; padding: 60px 22px 20px; background: linear-gradient(180deg, transparent, rgba(6,8,12,.9)); display: grid; gap: 4px; }
.idx { font-family: var(--data); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--signal); }
.idx em { font-style: normal; color: var(--text-2); margin-left: 8px; }
.track figcaption b { font-family: var(--display); font-size: 22px; font-weight: 600; letter-spacing: -.01em; }
.track .line { color: var(--text-2); font-size: 15px; }
.ladder { list-style: none; margin: 24px auto 0; padding: 26px 0 clamp(72px, 9vw, 130px); display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; border-top: 1px solid var(--line); counter-reset: d; }
.ladder li { counter-increment: d; display: grid; gap: 6px; padding: 0 16px 0 0; border-right: 1px solid var(--line); }
.ladder li:last-child { border-right: 0; }
.ladder li::before { content: counter(d, decimal-leading-zero); font-family: var(--data); font-size: 11px; color: var(--text-3); letter-spacing: .14em; }
.ladder b { font-family: var(--display); font-weight: 600; font-size: 15px; }
.ladder span { font-family: var(--data); font-size: 12px; color: var(--text-3); }
.ladder li:last-child b { color: var(--signal); }

.cast { background: linear-gradient(180deg, var(--ink-0), var(--ink-1)); }
.faces { list-style: none; margin: 0 auto; padding: 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.faces li { position: relative; border-radius: var(--r-md); overflow: hidden; background: var(--ink-2); border: 1px solid var(--line); aspect-ratio: 3 / 4; }
.faces img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease, filter .6s; filter: saturate(.85); }
.faces li:hover img { transform: scale(1.04); filter: saturate(1); }
.faces b, .faces span { position: absolute; left: 14px; right: 14px; z-index: 1; }
.faces b { bottom: 14px; font-family: var(--display); font-size: 17px; font-weight: 600; letter-spacing: -.01em; text-shadow: 0 1px 12px rgba(6,8,12,.9); transition: bottom .3s; }
.faces span { bottom: 14px; font-size: 13px; line-height: 1.4; color: var(--text-2); opacity: 0; transform: translateY(8px); transition: opacity .3s, transform .3s; }
.faces li::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(6,8,12,.85)); transition: background .3s; pointer-events: none; }
.faces li:hover::after, .faces li:focus-within::after { background: linear-gradient(180deg, transparent 20%, rgba(6,8,12,.95)); }
.faces li:hover b, .faces li:focus-within b { bottom: 96px; }
.faces li:hover span, .faces li:focus-within span { opacity: 1; transform: none; }

.play { background: var(--ink-1); }
.panels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.panels article { position: relative; padding: 28px 26px 22px; border-radius: var(--r-lg); background: var(--ink-2); border: 1px solid var(--line); overflow: hidden; }
.panels article::before { content: ""; position: absolute; left: 26px; top: 0; width: 44px; height: 2px; background: var(--signal); box-shadow: 0 0 14px var(--signal); }
.panels article:nth-child(2)::before { background: var(--threat); box-shadow: 0 0 14px var(--threat); }
.panels article:nth-child(3)::before { background: var(--rep); box-shadow: 0 0 14px var(--rep); }
.panels h3 { font-size: 21px; margin-bottom: 12px; }
.panels p { margin: 0; color: var(--text-2); font-size: 15.5px; }
.data { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; margin: 16px auto 0; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.data div { background: var(--ink-2); padding: 18px 20px; display: grid; gap: 6px; }
.data dt { font-family: var(--data); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--text-3); }
.data dd { margin: 0; font-family: var(--data); font-size: 14px; color: var(--text-2); }
.data dd b { font-size: 26px; font-weight: 500; color: var(--text); letter-spacing: -.02em; margin-right: 6px; }

.notify { position: relative; isolation: isolate; overflow: hidden; background: var(--ink-0); }
.notify .bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 35%; opacity: .5; max-width: none; z-index: -2; }
.notify::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, var(--ink-0) 0%, rgba(6,8,12,.35) 35%, rgba(6,8,12,.55) 100%); }
.card { max-width: 620px; margin: 0 auto; padding: clamp(28px, 4vw, 44px); border-radius: var(--r-lg); background: rgba(11,15,21,.78); border: 1px solid var(--line-2); backdrop-filter: blur(14px); text-align: center; }
.card .eyebrow::before { display: none; }
.card h2 { font-size: clamp(28px, 3.4vw, 40px); margin-bottom: 14px; }
.card .intro { font-size: 16px; }
.field { display: flex; gap: 8px; max-width: 500px; margin: 8px auto 0; padding: 6px; border-radius: var(--r-md); background: var(--ink-1); border: 1px solid var(--line-2); }
.field:focus-within { border-color: var(--signal); box-shadow: 0 0 0 3px rgba(46,230,255,.15); }
.field input { flex: 1; min-width: 0; padding: 12px 14px; border: 0; background: transparent; color: var(--text); font: 16px var(--body); outline: none; }
.field input::placeholder { color: var(--text-3); }
.field button { padding: 0 22px; border: 0; border-radius: var(--r-sm); background: var(--signal); color: var(--ink-0); font: 600 15px var(--display); cursor: pointer; white-space: nowrap; }
.field button:hover { filter: brightness(1.08); }
.field button:disabled { opacity: .6; cursor: default; }
.hp { position: absolute; left: -9999px; }
.msg { min-height: 1.4em; margin: 14px 0 0; font-size: 14.5px; color: var(--text-2); }
.msg.ok { color: var(--gain); } .msg.bad { color: var(--threat); }
.fine { margin: 14px 0 0; font-size: 13px; color: var(--text-3); }

footer { display: grid; justify-items: center; gap: 12px; text-align: center; padding: 48px var(--pad) 56px; border-top: 1px solid var(--line); color: var(--text-3); font-size: 14px; }
footer p { margin: 0; }
footer .copy { font-family: var(--data); font-size: 12px; letter-spacing: .1em; }

@media (max-width: 1100px) {
  .faces { grid-template-columns: repeat(3, 1fr); }
  .ladder { grid-template-columns: repeat(3, 1fr); row-gap: 22px; }
  .ladder li:nth-child(3) { border-right: 0; }
  .data { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .hud { grid-template-columns: repeat(2, 1fr); gap: 14px 20px; margin-top: 6vh; }
  main .climb .track { grid-auto-columns: 84vw; }
  .panels { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  html { font-size: 16px; }
  .top { padding: 16px var(--pad); }
  .sound .lbl { display: none; }
  .sound { padding: 10px 12px; min-width: 44px; min-height: 44px; }
  .status { display: none; }
  .lead { padding-top: 22vh; }
  .hero h1 { font-size: clamp(40px, 12vw, 56px); }
  .sub { margin: 20px 0 26px; }
  .cta, .ghost { flex: 1 1 100%; }
  .hud li { flex-direction: column; gap: 4px; }
  .faces { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .faces b { font-size: 15px; bottom: 12px; left: 12px; right: 12px; }
  .faces span { font-size: 12px; left: 12px; right: 12px; bottom: 12px; }
  .faces li:hover b, .faces li:focus-within b { bottom: 98px; }
  .ladder { grid-template-columns: repeat(2, 1fr); }
  .ladder li:nth-child(3) { border-right: 1px solid var(--line); }
  .ladder li:nth-child(even) { border-right: 0; }
  .data { grid-template-columns: repeat(2, 1fr); }
  .field { flex-direction: column; }
  .field button { min-height: 48px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rain, .status i, .sound[aria-pressed="true"] .bars b { animation: none; }
  .rain { opacity: 0; }
  .track img, .faces img, .faces b, .faces span { transition: none; }
}

/* Plain pages: 404, thanks. Same chrome as the top of the main page, no hero, no hero controls. */
body.plain { display: flex; flex-direction: column; min-height: 100vh; }
body.plain .top { width: 100%; max-width: 1720px; margin: 0 auto; padding: 22px var(--pad); }
.plain-main { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 14px; padding: 40px var(--pad) 100px; }
.plain-main h1 { font-size: clamp(28px, 4vw, 44px); max-width: 20ch; }
.plain-main p { margin: 0; color: var(--text-2); font-size: 16px; }