:root {
  --bg0: #f3e4c8;
  --bg1: #e7d0a4;
  --ink: #1a120c;
  --ink-soft: #5a4634;
  --line: rgba(26, 18, 12, 0.14);
  --fire: #e12a00;
  --molten: #d96a00;
  --up: #0f6b45;
  --down: #b42318;
  --panel: rgba(255, 248, 232, 0.72);
  --shadow: 0 18px 50px rgba(74, 42, 12, 0.12);
  --font-display: "Bebas Neue", Impact, "Arial Narrow", sans-serif;
  --font-body: "DM Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--bg0);
  overflow-x: hidden;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(255, 129, 0, 0.28), transparent 60%),
    radial-gradient(900px 420px at 90% 0%, rgba(225, 42, 0, 0.16), transparent 55%),
    linear-gradient(180deg, #f7ebcf 0%, #e2c48f 48%, #cda56a 100%);
  animation: sky-shift 18s ease-in-out infinite alternate;
}

.atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(26, 18, 12, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 18, 12, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent 85%);
}

@keyframes sky-shift {
  from {
    filter: saturate(1) hue-rotate(0deg);
  }
  to {
    filter: saturate(1.08) hue-rotate(-6deg);
  }
}

.brand-stage {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(2.5rem, 8vw, 5.5rem) 1.25rem 1.5rem;
  animation: rise 700ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.brand-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 700;
}

.brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3.6rem, 14vw, 7.2rem);
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-wrap: balance;
}

.lede {
  margin: 1rem 0 1.6rem;
  max-width: 34rem;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--ink-soft);
}

.add-form {
  display: flex;
  gap: 0.65rem;
  max-width: 34rem;
  align-items: stretch;
}

.add-form input {
  flex: 1;
  min-width: 0;
  border: 1.5px solid var(--line);
  background: rgba(255, 250, 240, 0.85);
  color: var(--ink);
  border-radius: 0;
  padding: 0.85rem 1rem;
  font: 500 1rem/1.2 var(--font-body);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  outline: none;
  transition: border-color 160ms ease, background 160ms ease;
}

.add-form input:focus {
  border-color: var(--fire);
  background: #fffaf0;
}

.add-form button,
.ghost {
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: #f7ebcf;
  font: 700 0.85rem/1 var(--font-body);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1.15rem;
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease, color 140ms ease;
}

.add-form button:hover,
.ghost:hover {
  background: var(--fire);
  border-color: var(--fire);
  color: #fff8ec;
  transform: translateY(-1px);
}

.ghost {
  background: transparent;
  color: var(--ink);
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
  animation: rise 900ms 120ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.board-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1.5px solid var(--line);
  padding-bottom: 0.7rem;
  margin-bottom: 0.75rem;
}

.board-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.06em;
  font-weight: 400;
}

.status {
  min-height: 1.25rem;
  margin: 0 0 0.75rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.watchlist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.watchlist li {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(72px, 0.7fr) minmax(0, 1fr) auto;
  gap: 0.75rem 1rem;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  animation: row-in 420ms ease both;
}

@keyframes row-in {
  from {
    opacity: 0;
    transform: translateX(-8px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.sym {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.sym strong {
  font-family: var(--font-display);
  font-size: 1.55rem;
  letter-spacing: 0.04em;
  font-weight: 400;
}

.sym span {
  color: var(--ink-soft);
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.spark {
  width: 100%;
  height: 36px;
  display: block;
}

.price-block {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.price-block .px {
  font-size: 1.15rem;
  font-weight: 700;
}

.price-block .chg {
  font-size: 0.88rem;
  margin-top: 0.15rem;
}

.chg.up {
  color: var(--up);
}

.chg.down {
  color: var(--down);
}

.remove {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  font: 600 0.75rem/1 var(--font-body);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 0.4rem 0.2rem;
}

.remove:hover {
  color: var(--fire);
}

.empty {
  padding: 2rem 0;
  color: var(--ink-soft);
}

footer {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1.25rem 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  color: var(--ink-soft);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 640px) {
  .watchlist li {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "sym remove"
      "price price"
      "spark spark";
  }

  .sym {
    grid-area: sym;
  }

  .spark-wrap {
    grid-area: spark;
  }

  .price-block {
    grid-area: price;
    text-align: left;
  }

  .remove {
    grid-area: remove;
  }
}