:root {
  --bg: #0b1222;
  --panel: #10192f;
  --card: #0f172a;
  --line: #1f2a44;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #22d3ee;
  --accent-2: #818cf8;
  --green: #34d399;
  --amber: #f59e0b;
  --red: #ef4444;
  --blue: #38bdf8;
  --shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans TC", "Space Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(34, 211, 238, 0.07), transparent 25%),
    radial-gradient(circle at 80% 0%, rgba(129, 140, 248, 0.07), transparent 25%),
    var(--bg);
  color: var(--text);
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 16px 24px;
  background: linear-gradient(120deg, rgba(34, 211, 238, 0.15), rgba(129, 140, 248, 0.15));
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.brand-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.2), rgba(129, 140, 248, 0.25));
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 20px;
}

.brand-title {
  font-size: 18px;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 12px;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--muted);
  font-size: 12px;
}

.field input,
.field select {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  color: var(--text);
  min-width: 160px;
}

.btn {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: transform 0.1s ease, border-color 0.1s ease, background 0.1s ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #0b1222;
  font-weight: 600;
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.04);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(12, 18, 32, 0.7);
  backdrop-filter: blur(6px);
}

.nav-item {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
}

.nav-item.active {
  background: rgba(34, 211, 238, 0.15);
  border-color: rgba(34, 211, 238, 0.5);
  color: var(--accent);
  font-weight: 600;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
}

.status {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 14px;
}

.status.ok {
  border-color: rgba(52, 211, 153, 0.5);
  color: #8ff2c7;
  background: rgba(52, 211, 153, 0.08);
}

.status.error {
  border-color: rgba(239, 68, 68, 0.5);
  color: #fca5a5;
  background: rgba(239, 68, 68, 0.08);
}

.last-updated {
  color: var(--muted);
  font-size: 14px;
}

main {
  padding: 12px 24px 64px;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 6px 0 12px;
}

.title {
  font-size: 20px;
  font-weight: 700;
}

.muted {
  color: var(--muted);
  font-size: 14px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  box-shadow: var(--shadow);
}

.summary-card .label {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.summary-card .value {
  font-size: 26px;
  font-weight: 700;
  margin-top: 6px;
}

.summary-card.green {
  border-color: rgba(52, 211, 153, 0.4);
  background: linear-gradient(135deg, rgba(52, 211, 153, 0.12), rgba(15, 23, 42, 0.9));
}

.summary-card.blue {
  border-color: rgba(56, 189, 248, 0.4);
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.12), rgba(15, 23, 42, 0.9));
}

.summary-card.amber {
  border-color: rgba(245, 158, 11, 0.4);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(15, 23, 42, 0.9));
}

.summary-card.gray {
  border-color: rgba(148, 163, 184, 0.3);
}

.floor-card {
  margin-top: 18px;
}

.floor-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-size: 12px;
}

.machine-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.machine-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.machine-title {
  font-weight: 700;
}

.machine-meta {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
}

.badge {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.01em;
}

.status-idle {
  background: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.5);
  color: #a7f3d0;
}

.status-run {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.5);
  color: #bae6fd;
}

.status-unknown {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.5);
  color: #fcd34d;
}

.times {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.empty-state {
  padding: 18px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
}

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

.notify-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 420px;
}

.note {
  font-size: 13px;
  color: var(--muted);
}

.footer {
  padding: 20px 24px 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  background: rgba(12, 18, 32, 0.7);
}

@media (max-width: 720px) {
  .controls {
    width: 100%;
  }

  .field input,
  .field select {
    min-width: 0;
  }

  .top-bar,
  .nav,
  .meta,
  main,
  .footer {
    padding-left: 16px;
    padding-right: 16px;
  }
}