/* Control page styles - desktop layout */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0f1117;
  --card-bg: #1a1d2e;
  --text: #e0e0e0;
  --text-dim: #888;
  --accent: #4A90D9;
  --border: rgba(255,255,255,0.10);
  --radius: 8px;
  --btn-secondary: rgba(255,255,255,0.08);
  --warn-bg: rgba(255,200,87,0.12);
  --badge-on-bg: rgba(76,175,80,0.18);
  --badge-on-fg: #7bc47f;
  --badge-off-bg: rgba(224,85,85,0.18);
  --badge-off-fg: #e28a8a;
}

/* 浅色主题：白偏蓝背景、黑色字体与图标 */
.theme-light {
  --bg: #e8edf4;
  --card-bg: #ffffff;
  --text: #1c2333;
  --text-dim: #5b6a7e;
  --accent: #2f6fb2;
  --border: #d7dfe8;
  --radius: 8px;
  --btn-secondary: #e4e9f0;
  --warn-bg: #fffbea;
  --badge-on-bg: #e8f5e9;
  --badge-on-fg: #2e7d32;
  --badge-off-bg: #ffebee;
  --badge-off-fg: #c62828;
}

/* 主题切换动画：切换瞬间由 theme.js 临时加 .theme-anim */
html.theme-anim,
html.theme-anim * {
  transition: background-color 0.55s ease, color 0.55s ease,
              border-color 0.55s ease, box-shadow 0.55s ease !important;
}

html, body {
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

#app {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

header h1 {
  font-size: 22px;
  font-weight: 600;
}

#tabs {
  display: flex;
  gap: 4px;
}

.tab {
  padding: 8px 20px;
  border: none;
  background: var(--card-bg);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.section {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
}

.section h3 {
  font-size: 16px;
  margin-bottom: 14px;
  color: var(--text);
  font-weight: 500;
}

/* Forms */
.form-row {
  margin-bottom: 12px;
}

.form-row label {
  display: block;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.inline-form {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

input, select, button {
  font-family: inherit;
  font-size: 14px;
}

input[type="text"],
input[type="url"],
input[type="number"],
input[type="time"],
select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--text);
  min-width: 120px;
}

input[type="color"] {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  padding: 2px;
}

button {
  padding: 8px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
}

button:hover {
  opacity: 0.9;
}

button.btn-secondary {
  background: var(--btn-secondary);
  color: var(--text);
}

button.btn-danger {
  background: #E05555;
}

/* Lists */
.group-item, .alarm-item, .clock-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 8px;
}

.group-item .info, .alarm-item .info, .clock-item .info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.group-color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.group-name {
  font-weight: 500;
}

.group-sources {
  font-size: 12px;
  color: var(--text-dim);
}

.group-actions {
  display: flex;
  gap: 6px;
}

.group-actions button {
  font-size: 12px;
  padding: 4px 10px;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
}

.badge-on { background: var(--badge-on-bg); color: var(--badge-on-fg); }
.badge-off { background: var(--badge-off-bg); color: var(--badge-off-fg); }

.small-btn {
  font-size: 12px;
  padding: 4px 10px;
  background: var(--btn-secondary);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
}

/* Day picker */
.day-picker {
  display: flex;
  gap: 4px;
}

.day-picker label {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 13px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.day-picker label:has(input:checked) {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.day-picker input[type="checkbox"] {
  display: none;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #333;
  color: #fff;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 14px;
  animation: fadeIn 0.3s;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Responsive breakpoints ────────────────── */

/* Tablet: 641–1024px */
@media (max-width: 1024px) {
  #app { max-width: 100%; padding: 16px; }
  .section { padding: 16px; }
}

/* Phone: ≤ 640px */
@media (max-width: 640px) {
  #app { padding: 10px; }
  header { flex-direction: column; align-items: flex-start; }
  header h1 { font-size: 18px; }
  #tabs { width: 100%; }
  .tab { flex: 1; text-align: center; padding: 10px 8px; font-size: 13px; }

  .section { padding: 14px; margin-bottom: 12px; }
  .section h3 { font-size: 15px; margin-bottom: 10px; }

  .inline-form { flex-direction: column; align-items: stretch; gap: 8px; }
  input, select, button { width: 100%; min-width: 0; font-size: 15px; }
  input[type="text"],
  input[type="url"],
  input[type="number"],
  input[type="time"],
  select { padding: 10px 12px; }
  button { padding: 10px 16px; }

  /* Day picker: wrap to two rows */
  .day-picker { flex-wrap: wrap; gap: 4px; }
  .day-picker label { padding: 6px 10px; font-size: 14px; }

  /* List items: stack vertically */
  .group-item, .alarm-item, .clock-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .group-actions { width: 100%; justify-content: flex-end; }

  /* Toast: full-width at bottom */
  .toast {
    left: 10px; right: 10px; bottom: 10px;
    text-align: center; font-size: 14px;
  }
}

/* Large desktop: > 1400px */
@media (min-width: 1400px) {
  #app { max-width: 1200px; }
  .section { padding: 28px; }
  input[type="text"],
  input[type="url"],
  input[type="number"],
  input[type="time"],
  select { padding: 10px 14px; font-size: 15px; }
  button { padding: 10px 20px; font-size: 15px; }
}