:root {
  --bg-top: #f7f4eb;
  --bg-bottom: #e7f0ee;
  --bg-spotlight: rgba(255, 255, 255, 0.95);
  --card-top: rgba(255, 255, 255, 0.84);
  --card-bg: rgba(255, 255, 255, 0.66);
  --card-border: rgba(184, 202, 214, 0.32);
  --ink: #243444;
  --muted: #647789;
  --muted-strong: #566a7c;
  --line-base: #a5b7c8;
  --line-tail: #6484a3;
  --gain: #2e8b74;
  --loss: #b96a6a;
  --neutral: #768796;
  --toast-bg: rgba(248, 252, 252, 0.82);
  --toast-top: rgba(255, 255, 255, 0.9);
  --toast-border: rgba(160, 184, 198, 0.38);
  --toast-shadow: 0 10px 20px rgba(45, 62, 78, 0.08);
  --focus-ring: rgba(100, 132, 163, 0.65);
}

[data-theme="night"] {
  --bg-top: #151d28;
  --bg-bottom: #1f2a38;
  --bg-spotlight: rgba(84, 121, 158, 0.28);
  --card-top: rgba(46, 63, 81, 0.78);
  --card-bg: rgba(35, 49, 64, 0.74);
  --card-border: rgba(122, 146, 169, 0.34);
  --ink: #d7e4f0;
  --muted: #9fb2c4;
  --muted-strong: #bed1e3;
  --line-base: #7591ac;
  --line-tail: #9cb9d4;
  --gain: #5fb49e;
  --loss: #d58f8f;
  --neutral: #93a8bc;
  --toast-bg: rgba(35, 49, 64, 0.9);
  --toast-top: rgba(56, 74, 92, 0.92);
  --toast-border: rgba(122, 146, 169, 0.36);
  --toast-shadow: 0 12px 24px rgba(8, 14, 22, 0.35);
  --focus-ring: rgba(156, 185, 212, 0.72);
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(60rem 60rem at 95% -10%, var(--bg-spotlight), transparent 60%),
    linear-gradient(175deg, var(--bg-top), var(--bg-bottom));
  transition: background 260ms ease, color 260ms ease;
}

.shell {
  width: min(1260px, 100%);
  margin: 0 auto;
  padding: 24px 20px 28px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
  margin-bottom: 16px;
}

.topbar__content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.topbar__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 4px 0 0;
  font-size: clamp(1.1rem, 1.8vw, 1.6rem);
  font-weight: 600;
  letter-spacing: 0.02em;
}

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

.topnav__link {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: linear-gradient(160deg, var(--card-top), var(--card-bg));
  color: var(--muted-strong);
  text-decoration: none;
  font-size: 0.82rem;
  transition:
    transform 180ms ease,
    background 220ms ease,
    border-color 220ms ease,
    color 220ms ease;
}

.topnav__link:hover {
  transform: translateY(-1px);
}

.topnav__link[aria-current="page"] {
  color: var(--ink);
}

.topnav__link:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.meta {
  display: flex;
  flex-direction: column;
  align-items: end;
  gap: 5px;
  color: var(--muted);
  font-size: 0.78rem;
}

.theme-toggle {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: linear-gradient(160deg, var(--card-top), var(--card-bg));
  color: var(--muted-strong);
  cursor: pointer;
  padding: 0;
  transition:
    transform 180ms ease,
    background 220ms ease,
    border-color 220ms ease,
    color 220ms ease;
}

.theme-toggle:hover {
  transform: translateY(-1px);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.theme-toggle__icon {
  font-size: 0.95rem;
  line-height: 1;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--neutral);
}

.status-live::before {
  background: var(--gain);
}

.status-warn::before {
  background: #d79d66;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}

.asset-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 182px;
  padding: 14px 14px 12px;
  border-radius: 16px;
  border: 1px solid var(--card-border);
  background: linear-gradient(160deg, var(--card-top), var(--card-bg));
  backdrop-filter: blur(3px);
  overflow: hidden;
  transition: background 220ms ease, border-color 220ms ease;
}

.asset-card__ticker-row {
  display: flex;
  align-items: baseline;
  gap: 7px;
  min-height: 18px;
}

.asset-card__ticker {
  color: var(--muted-strong);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

.asset-card__namespace {
  color: var(--muted);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.9;
}

.asset-card__price {
  margin-top: 9px;
  font-size: clamp(1.24rem, 2.6vw, 1.95rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.asset-card__change {
  margin-top: 4px;
  font-size: 0.84rem;
  color: var(--neutral);
}

.asset-card__change.gain {
  color: var(--gain);
}

.asset-card__change.loss {
  color: var(--loss);
}

.asset-card__chart {
  position: relative;
  width: 100%;
  height: 84px;
  margin-top: auto;
  overflow: hidden;
  border-radius: 10px;
  contain: paint;
}

.asset-card__canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  pointer-events: none;
}

.empty-state {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 16px 6px;
}

.toast-stack {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(340px, calc(100vw - 24px));
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  align-items: start;
  gap: 4px 10px;
  padding: 11px 12px;
  border-radius: 12px;
  border: 1px solid var(--toast-border);
  background: linear-gradient(165deg, var(--toast-top), var(--toast-bg));
  box-shadow: var(--toast-shadow);
  backdrop-filter: blur(4px);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.toast--visible {
  opacity: 1;
  transform: translateY(0);
}

.toast--closing {
  opacity: 0;
  transform: translateY(6px);
}

.toast__title {
  font-size: 0.84rem;
  color: var(--muted-strong);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.toast__meta {
  font-size: 0.8rem;
  color: var(--muted);
}

.toast__change {
  margin-top: 1px;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.toast__change.gain {
  color: var(--gain);
}

.toast__change.loss {
  color: var(--loss);
}

.toast__close {
  grid-row: 1 / span 2;
  grid-column: 2;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1;
  padding: 2px 4px;
  cursor: pointer;
}

.toast__close:hover {
  color: var(--ink);
}

@media (max-width: 700px) {
  .shell {
    padding: 16px 12px 18px;
  }

  .topbar {
    align-items: start;
    flex-direction: column;
  }

  .topbar__actions {
    margin-top: 2px;
  }

  .toast-stack {
    left: 12px;
    right: 12px;
    bottom: 12px;
    width: auto;
  }
}