/* Arc VOXELS — whitelist site */
@import url('https://fonts.googleapis.com/css2?family=Silkscreen:wght@400;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --void: #070a14;
  --ink: #0d1324;
  --panel: #111a30;
  --panel-2: #16223f;
  --line: #22304f;
  --arc: #2f6fd0;
  --arc-hi: #4d8cf0;
  --arc-lo: #1d4a94;
  --cyan: #3ff5ff;
  --gold: #f0c24a;
  --text: #e9eef8;
  --muted: #8d9ab5;
  --ok: #45e38a;
  --err: #ff6b6b;
  --pixel: 'Silkscreen', ui-monospace, monospace;
  --sans: 'Space Grotesk', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --r: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--void);
  color: var(--text);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {               /* faint isometric voxel grid */
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(30deg, rgba(77,140,240,.05) 1px, transparent 1px),
    linear-gradient(150deg, rgba(77,140,240,.05) 1px, transparent 1px);
  background-size: 48px 28px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 75%);
  pointer-events: none;
  z-index: -1;
}
img.px, .px img { image-rendering: pixelated; image-rendering: crisp-edges; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(1160px, 100% - 40px); margin: 0 auto; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(7,10,20,.72);
  border-bottom: 1px solid rgba(34,48,79,.6);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; font-family: var(--pixel); font-size: 18px; letter-spacing: .5px; }
.brand img { width: 36px; height: 36px; border-radius: 9px; box-shadow: 0 0 0 2px var(--line); }
.brand b { color: var(--arc-hi); font-weight: 700; }
.nav-links { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 42px; height: 42px; display: grid; place-items: center;
  border-radius: 11px; border: 1px solid var(--line); background: var(--panel);
  transition: border-color .2s, transform .2s;
}
.icon-btn:hover { border-color: var(--arc-hi); transform: translateY(-1px); }
.icon-btn svg { width: 18px; height: 18px; fill: var(--text); }

/* ---------- voxel buttons ---------- */
.btn {
  --c: var(--arc); --d: var(--arc-lo);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: 700 15px/1 var(--pixel); letter-spacing: .6px; text-transform: uppercase;
  color: #fff; background: var(--c);
  padding: 16px 24px; border: 0; border-radius: 12px; cursor: pointer;
  box-shadow: 0 6px 0 var(--d), 0 12px 24px rgba(47,111,208,.28);
  transform: translateY(0); transition: transform .12s, box-shadow .12s, filter .2s;
}
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: translateY(5px); box-shadow: 0 1px 0 var(--d), 0 4px 10px rgba(47,111,208,.2); }
.btn.ghost { --c: var(--panel-2); --d: #0a1122; box-shadow: 0 6px 0 var(--d); border: 1px solid var(--line); }
.btn.sm { padding: 11px 16px; font-size: 12px; box-shadow: 0 4px 0 var(--d); border-radius: 10px; }
.btn.sm:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--d); }
.btn.done { --c: #1c7a4b; --d: #0f4a2c; box-shadow: 0 4px 0 var(--d); }
.btn[disabled] { --c: #273350; --d: #151d31; color: #6f7b96; cursor: not-allowed; box-shadow: 0 6px 0 var(--d); filter: none; }
.btn[disabled]:active { transform: none; }

.tag {
  display: inline-flex; align-items: center; gap: 8px;
  font: 12px/1 var(--pixel); letter-spacing: 1px; text-transform: uppercase;
  color: var(--cyan); padding: 8px 12px; border-radius: 999px;
  background: rgba(63,245,255,.07); border: 1px solid rgba(63,245,255,.25);
}
.dot { width: 8px; height: 8px; background: var(--cyan); border-radius: 2px; box-shadow: 0 0 10px var(--cyan); animation: blink 1.4s steps(2) infinite; }
@keyframes blink { 50% { opacity: .25; } }

/* ---------- hero ---------- */
.hero { padding: 72px 0 40px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
h1 {
  font: 700 clamp(40px, 6vw, 72px)/1.02 var(--sans); letter-spacing: -2px; margin: 22px 0 18px;
}
h1 .px-word { font-family: var(--pixel); font-weight: 700; letter-spacing: 0; color: var(--arc-hi); text-shadow: 0 5px 0 var(--arc-lo); }
.lead { color: var(--muted); font-size: 19px; max-width: 520px; margin: 0 0 32px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }

.stage { position: relative; aspect-ratio: 1; }
.stage::before {
  content: ''; position: absolute; inset: 8% 8% -4%;
  background: radial-gradient(circle at 50% 45%, rgba(77,140,240,.45), transparent 62%);
  filter: blur(20px);
}
.stage-card {
  position: relative; border-radius: 26px; overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 14px 0 #0b1427, 0 40px 80px rgba(0,0,0,.5);
  transform: perspective(1400px) rotateY(-9deg) rotateX(4deg);
  transition: transform .5s;
}
.stage:hover .stage-card { transform: perspective(1400px) rotateY(-2deg) rotateX(1deg); }
.stage-card img { display: block; width: 100%; height: auto; }
.stage-badge {
  position: absolute; left: -14px; bottom: 26px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 12px 16px; display: flex; align-items: center; gap: 12px;
  box-shadow: 0 8px 0 #0b1427;
  font: 13px/1.2 var(--pixel);
}
.stage-badge strong { display: block; font-size: 22px; color: var(--gold); }

/* ---------- stats ---------- */
.stats { padding: 24px 0 8px; }
.stats .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.stat {
  background: linear-gradient(180deg, var(--panel), var(--ink));
  border: 1px solid var(--line); border-radius: var(--r); padding: 20px 22px;
}
.stat span { display: block; font: 12px/1 var(--pixel); color: var(--muted); letter-spacing: 1px; text-transform: uppercase; }
.stat b { display: block; font: 700 30px/1.1 var(--pixel); margin-top: 10px; }
.stat b.arc { color: var(--arc-hi); }

/* ---------- marquee ---------- */
.marquee { padding: 56px 0; overflow: hidden; }
.track { display: flex; gap: 16px; width: max-content; animation: slide 60s linear infinite; }
.track.rev { animation-direction: reverse; margin-top: 16px; }
.track img {
  width: 150px; height: 150px; border-radius: 16px; display: block;
  border: 1px solid var(--line); box-shadow: 0 6px 0 #0b1427;
}
@keyframes slide { to { transform: translateX(-50%); } }
.marquee:hover .track { animation-play-state: paused; }

/* ---------- sections ---------- */
section h2 { font: 700 clamp(28px, 4vw, 44px)/1.1 var(--sans); letter-spacing: -1px; margin: 14px 0 12px; }
section .sub { color: var(--muted); margin: 0 0 36px; max-width: 560px; }
.steps { padding: 40px 0 72px; }
.step-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step {
  background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 26px 22px 24px;
  box-shadow: 0 8px 0 #0b1427; transition: transform .2s, border-color .2s;
}
.step:hover { transform: translateY(-4px); border-color: var(--arc); }
.step .n {
  width: 44px; height: 44px; display: grid; place-items: center;
  font: 700 18px/1 var(--pixel); color: #fff; background: var(--arc);
  border-radius: 10px; box-shadow: 0 4px 0 var(--arc-lo); margin-bottom: 18px;
}
.step h3 { margin: 0 0 6px; font-size: 19px; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }

.cta-band { padding: 0 0 80px; }
.cta-card {
  position: relative; border-radius: 26px; overflow: hidden; border: 1px solid var(--line);
  box-shadow: 0 12px 0 #0b1427;
}
.cta-card img { display: block; width: 100%; height: auto; }
.cta-over {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  padding-top: 5%; text-align: center;
  background: linear-gradient(180deg, rgba(7,10,20,.55), transparent 55%);
}
.cta-over h2 { margin: 0 0 16px; text-shadow: 0 3px 20px rgba(0,0,0,.5); }

footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
footer .brand { font-size: 14px; }
footer .brand img { width: 26px; height: 26px; border-radius: 7px; }

/* ---------- apply ---------- */
.apply { padding: 48px 0 90px; }
.apply .wrap { display: grid; grid-template-columns: 380px 1fr; gap: 40px; align-items: start; }
.side { position: sticky; top: 96px; }
.side-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 22px; overflow: hidden;
  box-shadow: 0 10px 0 #0b1427;
}
.side-card img { display: block; width: 100%; }
.side-body { padding: 22px 24px 26px; }
.side-body h1 { font-size: 34px; letter-spacing: -1px; margin: 12px 0 8px; }
.side-body p { margin: 0; color: var(--muted); font-size: 15px; }
.progress { margin-top: 22px; }
.progress-top { display: flex; justify-content: space-between; font: 12px/1 var(--pixel); color: var(--muted); letter-spacing: .8px; }
.bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 10px; }
.bar i { height: 12px; border-radius: 3px; background: #1b2644; box-shadow: inset 0 -3px 0 rgba(0,0,0,.25); transition: background .3s; }
.bar i.on { background: var(--arc-hi); box-shadow: inset 0 -3px 0 var(--arc-lo), 0 0 12px rgba(77,140,240,.5); }

.tasks { display: grid; gap: 16px; }
.task {
  background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 22px 24px;
  display: grid; grid-template-columns: 52px 1fr; gap: 18px;
  transition: border-color .25s, background .25s;
}
.task.done { border-color: rgba(69,227,138,.45); background: linear-gradient(180deg, rgba(69,227,138,.06), var(--panel)); }
.task.locked { opacity: .5; pointer-events: none; }
.task .n {
  width: 52px; height: 52px; display: grid; place-items: center; border-radius: 12px;
  background: var(--panel-2); border: 1px solid var(--line);
  font: 700 20px/1 var(--pixel);
}
.task.done .n { background: #1c7a4b; border-color: #1c7a4b; box-shadow: 0 4px 0 #0f4a2c; }
.task h3 { margin: 2px 0 4px; font-size: 19px; }
.task p { margin: 0 0 16px; color: var(--muted); font-size: 15px; }
.task .row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.field { display: grid; gap: 7px; margin-bottom: 14px; }
.field label { font: 12px/1 var(--pixel); color: var(--muted); letter-spacing: .8px; text-transform: uppercase; }
.input {
  width: 100%; font: 16px/1.2 var(--sans); color: var(--text);
  background: var(--ink); border: 1px solid var(--line); border-radius: 11px; padding: 14px 16px;
  outline: none; transition: border-color .2s, box-shadow .2s;
}
.input:focus { border-color: var(--arc-hi); box-shadow: 0 0 0 4px rgba(77,140,240,.18); }
.input.bad { border-color: var(--err); }
.input.good { border-color: rgba(69,227,138,.6); }
.hint { font-size: 13px; color: var(--muted); min-height: 18px; }
.hint.err { color: var(--err); }
.submit-row { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.small { font-size: 13px; color: var(--muted); }

/* ---------- success ---------- */
.success { display: none; }
.success.show { display: block; animation: pop .5s cubic-bezier(.2,1.4,.4,1); }
@keyframes pop { from { transform: translateY(16px) scale(.98); opacity: 0; } }
.pass-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.pass-wrap canvas {
  width: 100%; height: auto; border-radius: 20px; border: 1px solid var(--line);
  box-shadow: 0 12px 0 #0b1427, 0 30px 60px rgba(0,0,0,.45);
  image-rendering: pixelated;
}
.kv { display: grid; gap: 10px; margin: 20px 0 22px; }
.kv div { display: flex; justify-content: space-between; gap: 12px; padding: 12px 14px; background: var(--ink); border: 1px solid var(--line); border-radius: 11px; }
.kv span { font: 12px/1.4 var(--pixel); color: var(--muted); letter-spacing: .6px; }
.kv b { font: 700 14px/1.4 var(--pixel); text-align: right; word-break: break-all; }
.copy { display: flex; gap: 8px; margin-top: 12px; }
.copy .input { font-size: 13px; padding: 12px; }

.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 30px); opacity: 0;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px 18px;
  font: 13px/1 var(--pixel); letter-spacing: .5px; transition: .3s; z-index: 99; pointer-events: none;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero .wrap, .apply .wrap, .pass-wrap { grid-template-columns: 1fr; }
  .hero { padding-top: 40px; }
  .stage { max-width: 460px; margin: 0 auto; width: 100%; }
  .stage-card { transform: none; }
  .stats .wrap, .step-grid { grid-template-columns: repeat(2, 1fr); }
  .side { position: static; }
  .side-card { display: grid; grid-template-columns: 140px 1fr; }
  .side-card img { height: 100%; object-fit: cover; }
}
@media (max-width: 560px) {
  .side-card { grid-template-columns: 1fr; }
  .side-card img { height: auto; }
  .stats .wrap, .step-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat b { font-size: 22px; }
  .track img { width: 110px; height: 110px; }
  .task { grid-template-columns: 1fr; }
  .cta-over h2 { font-size: 20px; margin-bottom: 8px; }
  .cta-over .btn { padding: 10px 14px; font-size: 11px; }
  .nav-links .btn { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .track, .dot { animation: none; }
}
.btn svg { width: 16px; height: 16px; fill: currentColor; flex: none; }
.btn.sm svg { width: 13px; height: 13px; }
@media (max-width: 1180px) {
  .pass-wrap { grid-template-columns: 1fr; }
  .pass-wrap canvas { max-width: 400px; }
}
@media (max-width: 560px) {
  .side-card img { display: none; }
  .apply { padding-top: 24px; }
}