/* DailyBrief Admin UI — 霄哥定制版
 * 设计原则：极简、产品经理友好、中文 UI、无需框架
 */

:root {
  --bg: #fafafa;
  --fg: #1a1a1a;
  --muted: #666;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --success: #16a34a;
  --warning: #ea580c;
  --error: #dc2626;
  --card-bg: #fff;
  --card-border: #e5e7eb;
  --code-bg: #f3f4f6;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  font-size: 14px;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: var(--card-bg);
  border-bottom: 1px solid var(--card-border);
  position: sticky;
  top: 0;
  z-index: 10;
}
header h1 {
  font-size: 18px;
  font-weight: 600;
}
header .logout-btn {
  font-size: 13px;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: underline;
}
header .logout-btn:hover {
  color: var(--error);
}

/* Section card */
.section {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
}
.section h2 {
  font-size: 15px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section h2 .emoji {
  font-size: 16px;
}

/* Active preset card */
.active-card {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  border-color: #bae6fd;
}
.active-card .label {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}
.active-card .description {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}
.active-card .config {
  font-family: ui-monospace, "Cascadia Code", Menlo, monospace;
  font-size: 12px;
  color: var(--muted);
  background: var(--code-bg);
  padding: 6px 10px;
  border-radius: 4px;
  display: inline-block;
}

/* Preset list */
.preset-list {
  list-style: none;
}
.preset-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--card-border);
}
.preset-item:last-child {
  border-bottom: none;
}
.preset-item .info {
  flex: 1;
}
.preset-item .name {
  font-weight: 500;
}
.preset-item .desc {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}
.preset-item .actions {
  display: flex;
  gap: 6px;
}
.preset-item.is-active .name::before {
  content: "✅ ";
}

/* Status icons */
.status-verified {
  color: var(--success);
}
.status-warning {
  color: var(--warning);
}
.status-broken {
  color: var(--error);
}

/* Buttons */
button,
.btn {
  font: inherit;
  cursor: pointer;
  padding: 6px 14px;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  color: var(--fg);
  border-radius: 6px;
  transition: all 0.15s;
  font-size: 13px;
  text-decoration: none;
  display: inline-block;
}
button:hover,
.btn:hover {
  background: var(--bg);
  border-color: var(--muted);
}
button.primary,
.btn.primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
button.primary:hover,
.btn.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}
button.danger,
.btn.danger {
  color: var(--error);
  border-color: var(--card-border);
}
button.danger:hover,
.btn.danger:hover {
  background: #fef2f2;
  border-color: var(--error);
}
button.small,
.btn.small {
  padding: 4px 10px;
  font-size: 12px;
}

/* Form */
.form-group {
  margin-bottom: 14px;
}
.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 4px;
  font-size: 13px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 8px 10px;
  font: inherit;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--fg);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.form-group .hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

/* Toggle (for modules) */
.toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--card-border);
}
.toggle:last-child {
  border-bottom: none;
}
.toggle-switch {
  position: relative;
  width: 36px;
  height: 20px;
  background: #d1d5db;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s;
}
.toggle-switch.on {
  background: var(--success);
}
.toggle-switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
}
.toggle-switch.on::after {
  transform: translateX(16px);
}

/* Source list (collapsible) */
.sources-toggle {
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
  user-select: none;
  margin-top: 8px;
}
.sources-list {
  display: none;
  margin-top: 12px;
  max-height: 400px;
  overflow-y: auto;
  padding-right: 6px;
}
.sources-list.open {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 16px;
}
.source-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.source-item input[type="checkbox"] {
  margin: 0;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 13px;
  z-index: 100;
  opacity: 0;
  transition: opacity 0.3s;
}
.toast.show {
  opacity: 1;
}
.toast.success {
  background: var(--success);
  color: white;
}
.toast.error {
  background: var(--error);
  color: white;
}

/* Help */
.help-section {
  margin-bottom: 16px;
}
.help-section h3 {
  font-size: 14px;
  margin-bottom: 6px;
}
.help-section code {
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: ui-monospace, monospace;
  font-size: 12px;
}
.help-section pre {
  background: var(--code-bg);
  padding: 10px;
  border-radius: 6px;
  overflow-x: auto;
  margin-top: 6px;
  font-size: 12px;
}

/* Login page */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 30px;
  max-width: 360px;
  width: 100%;
  text-align: center;
}
.login-box h1 {
  font-size: 20px;
  margin-bottom: 6px;
}
.login-box .subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 20px;
}
.login-box input {
  width: 100%;
  padding: 10px;
  font: inherit;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  margin-bottom: 12px;
}
.login-box button {
  width: 100%;
}

/* Footer hint */
.footer-hint {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  margin-top: 20px;
  padding: 12px;
  background: var(--code-bg);
  border-radius: 6px;
}
.footer-hint code {
  background: white;
  padding: 2px 6px;
  border-radius: 3px;
}

/* Loading + error states */
.loading {
  text-align: center;
  padding: 20px;
  color: var(--muted);
  font-size: 13px;
}
.error-banner {
  background: #fef2f2;
  color: var(--error);
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 12px;
  font-size: 13px;
}