:root {
  --bg-0: #03060d;
  --bg-1: #0a1222;
  --card: rgba(15, 22, 37, 0.7);
  --line: rgba(130, 168, 229, 0.23);
  --text: #eef3ff;
  --muted: #9fb2d2;
  --btc: #f7931a;
  --neon: #17f1c7;
  --danger: #ff4d6d;
  --mono: "IBM Plex Mono", "Fira Mono", monospace;
  --radius: 18px;
  --shadow: 0 14px 38px rgba(2, 5, 12, 0.55);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Sora", "Space Grotesk", "Segoe UI", sans-serif;
  background: radial-gradient(120% 120% at 80% -20%, #152544 0%, var(--bg-0) 55%),
    linear-gradient(135deg, #04070d, var(--bg-1));
  color: var(--text);
}

[v-cloak] {
  display: none;
}

#app {
  position: relative;
  max-width: 520px;
  margin: 0 auto;
  padding: calc(20px + env(safe-area-inset-top)) 14px calc(22px + env(safe-area-inset-bottom));
  overflow: hidden;
}

.bg-grid {
  pointer-events: none;
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 18px 18px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 100%);
  z-index: -1;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, rgba(20, 31, 54, 0.62), var(--card));
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.hero {
  padding: 20px;
  animation: rise 0.9s ease both;
}

.badge {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.14em;
  background: linear-gradient(90deg, var(--btc), #ffd67a);
  color: #1e1402;
  font-weight: 700;
  box-shadow: 0 0 0 1px rgba(255, 214, 122, 0.5), 0 0 18px rgba(247, 147, 26, 0.35);
}

h1 {
  margin: 12px 0 10px;
  font-size: clamp(30px, 9vw, 44px);
  line-height: 1.04;
}

.hero-price {
  margin: 4px 0 14px;
}

.hero-price-label {
  display: block;
  margin-bottom: 7px;
  color: #ffe7be;
  font: 700 12px/1.2 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-price-value {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(247, 147, 26, 0.72);
  background: linear-gradient(92deg, rgba(247, 147, 26, 0.28), rgba(255, 214, 122, 0.12) 45%, rgba(247, 147, 26, 0.18));
  color: #ffd27a;
  font-size: clamp(34px, 11.2vw, 52px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.01em;
  font-family: var(--mono);
  text-align: center;
  text-shadow: 0 0 20px rgba(247, 147, 26, 0.55);
  box-shadow: inset 0 0 0 1px rgba(255, 211, 141, 0.25), 0 10px 24px rgba(0, 0, 0, 0.4);
}

.hero-sub {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.hero-visual {
  margin: 14px 0 0;
  border: 1px solid rgba(77, 151, 255, 0.28);
  border-radius: 14px;
  overflow: hidden;
  background: #081225;
}

.hero-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.hero-visual figcaption {
  padding: 7px 10px 8px;
  border-top: 1px solid rgba(130, 168, 229, 0.26);
  font: 11px/1.4 var(--mono);
  color: #9ec4ff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-meta {
  margin: 12px 0 0;
  color: #bfd0ee;
  font-size: 13px;
}

.hero-meta strong {
  color: #fff4dc;
}

.countdown {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.cell {
  border: 1px solid rgba(112, 163, 241, 0.3);
  border-radius: 14px;
  background: rgba(2, 10, 24, 0.7);
  text-align: center;
  padding: 10px 6px;
}

.num {
  display: block;
  font-size: clamp(22px, 6vw, 28px);
  font-weight: 800;
  color: var(--neon);
  text-shadow: 0 0 14px rgba(23, 241, 199, 0.4);
}

.label {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.cta-row {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

button {
  border: 0;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
  padding: 12px 10px;
}

.btn-primary {
  color: #111;
  background: linear-gradient(90deg, #ffd672, var(--btc));
}

.btn-ghost {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.tiny-note {
  margin: 12px 0 0;
  color: #a9bde0;
  font-size: 12px;
}

.stats {
  margin-top: 14px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  animation: rise 1s 0.12s both;
}

.strip,
.terminal,
.orderbook,
.flow,
.tape,
.nodes,
.timeline,
.details,
.feed {
  margin-top: 14px;
  padding: 16px;
  animation: rise 1s 0.2s both;
}

.stat {
  padding: 12px;
}

.k {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.v {
  margin: 8px 0 0;
  font-weight: 800;
  font-size: clamp(14px, 4vw, 18px);
}

.signal-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.signal-list article {
  border: 1px solid rgba(127, 168, 238, 0.25);
  border-radius: 12px;
  padding: 10px;
  background: rgba(4, 14, 30, 0.62);
}

.trend {
  margin: 7px 0 0;
  color: #83b5ff;
  font: 11px/1.35 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.terminal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.terminal-grid article {
  border: 1px solid rgba(109, 178, 255, 0.24);
  border-radius: 12px;
  padding: 10px;
  background: rgba(4, 14, 30, 0.7);
}

.terminal .v {
  font-family: var(--mono);
  color: #befde8;
}

.book-row {
  display: grid;
  grid-template-columns: 82px 1fr auto;
  gap: 8px;
  align-items: center;
}

.book-row + .book-row {
  margin-top: 10px;
}

.book-label,
.book-value {
  font: 11px/1.3 var(--mono);
  color: #9cbbe4;
  text-transform: uppercase;
}

.book-bar-wrap {
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(114, 163, 225, 0.3);
  background: rgba(7, 15, 31, 0.9);
}

.book-bar {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #18f3c8, #f7931a);
  transition: width 1.2s ease;
}

.flow-list {
  display: grid;
  gap: 10px;
}

.flow-step {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: start;
  border: 1px solid rgba(126, 168, 237, 0.25);
  border-radius: 12px;
  padding: 10px;
  background: rgba(4, 14, 30, 0.64);
}

.step-id {
  margin: 0;
  color: #8fbaf7;
  font: 11px/1.4 var(--mono);
}

.step-title {
  margin: 0;
  font-weight: 700;
  font-size: 14px;
}

.step-text {
  margin: 4px 0 0;
  color: #c2d8fb;
  font-size: 12px;
  line-height: 1.4;
}

.step-state {
  margin: 0;
  padding: 2px 7px;
  border: 1px solid rgba(23, 241, 199, 0.45);
  border-radius: 999px;
  color: #b8ffef;
  font: 10px/1.5 var(--mono);
  text-transform: uppercase;
}

.tape-list {
  display: grid;
  gap: 6px;
}

.tape-head,
.tape-row {
  margin: 0;
  display: grid;
  grid-template-columns: 68px 1fr 80px 48px;
  gap: 8px;
  font: 11px/1.4 var(--mono);
}

.tape-head {
  color: #89a7d4;
  text-transform: uppercase;
}

.tape-row {
  color: #cde1ff;
  padding: 8px;
  border: 1px solid rgba(117, 163, 233, 0.24);
  border-radius: 10px;
  background: rgba(4, 14, 30, 0.58);
}

.node-row {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 8px;
  align-items: center;
}

.node-row + .node-row {
  margin-top: 10px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(129, 176, 247, 0.33);
  background: rgba(8, 18, 36, 0.72);
  color: #b9d5ff;
  font: 11px/1.3 var(--mono);
}

.faq-panel {
  margin-top: 14px;
  padding: 16px;
  animation: rise 1s 0.2s both;
  position: relative;
  overflow: hidden;
}

.faq-panel::before {
  content: "";
  position: absolute;
  inset: -30% -20% auto auto;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(247, 147, 26, 0.2), rgba(247, 147, 26, 0));
  pointer-events: none;
}

.faq-intro {
  margin: 4px 0 0;
  color: #bdd3f7;
  font-size: 13px;
}

.faq-list {
  margin-top: 12px;
  display: grid;
  gap: 10px;
}

.faq-item {
  border: 1px solid rgba(141, 183, 248, 0.28);
  border-radius: 14px;
  background: linear-gradient(160deg, rgba(8, 19, 38, 0.88), rgba(5, 14, 29, 0.72));
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-item.open {
  border-color: rgba(247, 147, 26, 0.55);
  box-shadow: 0 0 0 1px rgba(247, 147, 26, 0.18), 0 10px 20px rgba(2, 6, 14, 0.4);
}

.faq-q {
  width: 100%;
  background: transparent;
  border: 0;
  color: #eef4ff;
  padding: 12px 14px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  text-align: left;
  font-size: 14px;
  font-weight: 700;
}

.faq-icon {
  font: 18px/1 var(--mono);
  color: #ffd38d;
}

.faq-a {
  margin: 0;
  padding: 0 14px 14px;
  color: #c9dcfb;
  font-size: 13px;
  line-height: 1.5;
}

.timeline-list {
  display: grid;
  gap: 10px;
}

.timeline-list p {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
}

h2 {
  margin: 0 0 8px;
  font-size: 16px;
}

ul {
  margin: 0;
  padding-left: 18px;
  color: #d9e7ff;
}

li + li {
  margin-top: 8px;
}

.feed-list {
  display: grid;
  gap: 10px;
}

.feed-list p {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
}

.time {
  font: 12px/1.4 var(--mono);
  color: var(--danger);
  font-weight: 700;
}

.txt {
  color: #d3e2fb;
}

footer {
  text-align: center;
  margin-top: 16px;
  color: #8698b4;
  font-size: 12px;
  letter-spacing: 0.08em;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 420px) {
  #app {
    padding-left: 10px;
    padding-right: 10px;
  }

  .hero,
  .strip,
  .terminal,
  .orderbook,
  .flow,
  .tape,
  .nodes,
  .timeline,
  .details,
  .faq-panel,
  .feed {
    padding: 14px;
  }

  .cta-row {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .signal-list {
    grid-template-columns: 1fr;
  }

  .terminal-grid {
    grid-template-columns: 1fr;
  }

  .book-row {
    grid-template-columns: 72px 1fr auto;
  }

  .flow-step {
    grid-template-columns: 1fr;
  }

  .tape-head,
  .tape-row {
    grid-template-columns: 56px 1fr 70px 38px;
    gap: 6px;
    font-size: 10px;
  }
}