:root {
  color-scheme: light;
  --bg: #f6f3ee;
  --surface: #fffaf2;
  --ink: #20201e;
  --muted: #6d6962;
  --line: #ded7cb;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --danger: #b91c1c;
  --danger-bg: #fff1f2;
  --warm: #b45309;
  --shadow: 0 18px 48px rgba(34, 31, 27, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.12), transparent 36%),
    linear-gradient(315deg, rgba(180, 83, 9, 0.12), transparent 34%),
    var(--bg);
  color: var(--ink);
  font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
}

button,
select,
input {
  font: inherit;
}

.app {
  width: min(1080px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 40px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 400px;
  gap: 24px;
  align-items: start;
}

.order-panel,
.orders {
  background: rgba(255, 250, 242, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.order-panel {
  padding: 32px;
}

.heading {
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--warm);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 8vw, 4rem);
}

h2 {
  font-size: 1.2rem;
}

.order-form {
  display: grid;
  gap: 22px;
}

fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

legend,
.form-row label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

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

.option-grid label,
.segmented label {
  min-width: 0;
}

.option-grid input,
.segmented input {
  position: absolute;
  opacity: 0;
}

.option-grid span,
.segmented span {
  display: grid;
  min-height: 52px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  cursor: pointer;
  font-weight: 800;
  transition: border-color 0.2s, background 0.2s, color 0.2s, transform 0.2s;
}

.option-grid input:checked + span,
.segmented input:checked + span {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.option-grid span:hover,
.segmented span:hover {
  transform: translateY(-1px);
}

.form-row select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  padding: 0 14px;
}

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

button[type="submit"],
.ghost-button,
.cancel-button {
  border-radius: 8px;
  cursor: pointer;
  font-weight: 900;
}

button[type="submit"] {
  min-height: 48px;
  border: 0;
  background: var(--accent);
  color: #ffffff;
}

button[type="submit"]:hover {
  background: var(--accent-strong);
}

.ghost-button {
  min-height: 38px;
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--ink);
  padding: 0 12px;
}

.cancel-button {
  min-height: 34px;
  border: 1px solid rgba(185, 28, 28, 0.24);
  background: var(--danger-bg);
  color: var(--danger);
  padding: 0 10px;
  font-size: 0.9rem;
}

.cancel-button:hover {
  border-color: var(--danger);
}

.status {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.status.success {
  color: var(--accent-strong);
}

.status.error {
  color: var(--danger);
}

.orders {
  padding: 22px;
}

.orders-header {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.orders-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.orders-list li {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.order-title {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
  font-weight: 900;
}

.order-name {
  min-width: 0;
}

.order-temperature {
  color: var(--accent-strong);
}

.order-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.92rem;
}

.order-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 12px;
}

.empty {
  color: var(--muted);
}

@media (max-width: 820px) {
  .app {
    width: min(100% - 24px, 560px);
    grid-template-columns: 1fr;
    padding: 24px 0;
  }

  .order-panel {
    padding: 24px;
  }
}