/* ═══════════════════════════════════════════
   TSS Portal — Reusable Components
   Buttons, cards, forms, modals, tables, etc.
   ═══════════════════════════════════════════ */

/* ═══ Buttons ═══ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.15s, box-shadow 0.15s, border-color 0.15s, background 0.15s;
  font-family: inherit;
}
/* 去掉 shimmer 伪元素（每次 hover 都触发重绘） */
.btn svg { width: 16px; height: 16px; }

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent-purple));
  color: #fff;
  box-shadow: 0 4px 16px rgba(99,102,241,0.25);
}
.btn-primary:hover {
  box-shadow: 0 4px 24px var(--primary-glow);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
}
.btn-outline:hover {
  border-color: rgba(99,102,241,0.4);
  color: var(--primary-light);
  background: rgba(99,102,241,0.06);
}

.btn-danger {
  background: rgba(239,68,68,0.1);
  color: #ef4444;
  border: 1px solid rgba(239,68,68,0.2);
}
.btn-danger:hover {
  background: rgba(239,68,68,0.2);
  border-color: rgba(239,68,68,0.4);
}

.btn-sm { padding: 6px 12px; font-size: 0.78rem; border-radius: 8px; }

.btn-admin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  background: rgba(99,102,241,0.1);
  color: var(--primary-light);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.btn-admin:hover {
  border-color: rgba(99,102,241,0.5);
  background: rgba(99,102,241,0.16);
}
.btn-admin svg { width: 16px; height: 16px; }

.btn-doc {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(99,102,241,0.06);
  color: var(--text-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-doc:hover {
  color: var(--primary-light);
  border-color: rgba(99,102,241,0.3);
  background: rgba(99,102,241,0.1);
}
.btn-doc svg { width: 15px; height: 15px; }

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(99,102,241,0.1);
  color: var(--primary-light);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
  z-index: 10;
}
.btn-back:hover {
  border-color: rgba(99,102,241,0.5);
  background: rgba(99,102,241,0.16);
}
.btn-back svg { width: 16px; height: 16px; }

/* ═══ Forms ═══ */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 7px;
  letter-spacing: 0.02em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-family: inherit;
  background: var(--bg-secondary);
  color: var(--text);
  transition: border-color 0.25s, box-shadow 0.25s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12), 0 0 16px rgba(99,102,241,0.08);
}
.form-group textarea { resize: vertical; min-height: 78px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.form-hint {
  display: block;
  margin-top: 7px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ═══ Modal ═══ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: fadeIn 0.25s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--bg-card-solid);
  border-radius: var(--radius);
  width: 100%;
  max-width: 580px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 40px var(--primary-glow);
  border: 1px solid var(--glass-border);
  animation: modalIn 0.3s cubic-bezier(0.4,0,0.2,1);
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-head {
  padding: 22px 26px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-head h3 { font-size: 1.08rem; font-weight: 700; }
.modal-close {
  width: 30px; height: 30px;
  border: none;
  background: var(--bg-secondary);
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  color: var(--text-secondary);
}
.modal-close:hover { background: rgba(239,68,68,0.15); color: #ef4444; }
.modal-body { padding: 22px 26px 26px; }

/* ═══ Table ═══ */
.table-wrap {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left;
  padding: 13px 18px;
  background: rgba(99,102,241,0.04);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}
td { padding: 13px 18px; border-top: 1px solid var(--border); font-size: 0.88rem; }
tr { transition: background 0.2s; }
tr:hover td { background: var(--bg-card-hover); }

/* ═══ Badges ═══ */
.badge { padding: 3px 10px; border-radius: 12px; font-size: 0.72rem; font-weight: 600; }
.badge-visible { background: rgba(34,197,94,0.1); color: #22c55e; border: 1px solid rgba(34,197,94,0.2); }
.badge-hidden { background: rgba(107,114,128,0.1); color: #6b7280; border: 1px solid rgba(107,114,128,0.2); }

/* ═══ Toggle ═══ */
.toggle {
  position: relative;
  width: 42px; height: 24px;
  background: var(--border-light);
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.25s;
}
.toggle.on { background: var(--primary); box-shadow: 0 0 12px var(--primary-glow); }
.toggle::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  width: 18px; height: 18px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.25s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.toggle.on::after { transform: translateX(18px); }

/* ═══ Toast ═══ */
.toast {
  position: fixed;
  top: 80px; right: 28px;
  background: var(--bg-card-solid);
  color: var(--text);
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  z-index: 300;
  border: 1px solid var(--glass-border);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 20px var(--primary-glow);
  animation: toastIn 0.35s cubic-bezier(0.4,0,0.2,1);
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(24px) scale(0.95); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}

/* ═══ Icon Picker ═══ */
.icon-picker {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
  max-height: 180px;
  overflow-y: auto;
  padding: 10px;
  background: rgba(0,0,0,0.08);
  border-radius: var(--radius-sm);
  margin-top: 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.icon-picker-item {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s;
  background: rgba(255,255,255,0.04);
}
.icon-picker-item:hover { background: rgba(99,102,241,0.15); border-color: rgba(99,102,241,0.3); }
.icon-picker-item.selected {
  background: rgba(99,102,241,0.2);
  border-color: var(--primary);
  box-shadow: 0 0 12px var(--primary-glow);
}
.icon-picker-item svg { width: 18px; height: 18px; color: var(--text); }
:root.light .icon-picker { background: rgba(0,0,0,0.04); }
:root.light .icon-picker-item { background: rgba(255,255,255,0.5); }

/* ═══ Color Picker ═══ */
.color-input { display: flex; align-items: center; gap: 10px; }
.color-input input[type=color] {
  width: 40px; height: 40px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 3px;
  cursor: pointer;
  background: var(--bg-secondary);
}
.color-input input[type=text] { flex: 1; }

/* ═══ URL Input Group ═══ */
.url-input-group {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-secondary);
}
.url-input-group .url-prefix {
  background: var(--bg-card-solid);
  padding: 10px 14px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  white-space: nowrap;
  border-right: 1px solid var(--border);
}
.url-input-group input { border: none; border-radius: 0; flex: 1; background: transparent; }
.url-input-group input:focus { box-shadow: none; }

/* ═══ Theme Preview ═══ */
.theme-preview { display: flex; gap: 20px; margin-top: 24px; }
.theme-option {
  flex: 1;
  cursor: pointer;
  text-align: center;
  padding: 16px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius);
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  font-size: 0.88rem;
  font-weight: 600;
}
.theme-option:hover { transform: scale(1.03); border-color: rgba(99,102,241,0.3); }
.theme-option.active {
  border-color: var(--primary);
  box-shadow: 0 0 24px var(--primary-glow);
}
.theme-option .preview-box { height: 88px; border-radius: var(--radius-sm); margin-bottom: 10px; }
.light-preview { background: linear-gradient(135deg, #f0f2f8, #dde0ec); }
.dark-preview  { background: linear-gradient(135deg, #0d0d15, #1a1a2e); }
.system-preview { background: linear-gradient(135deg, #f0f2f8 50%, #0d0d15 50%); }

/* ═══ Empty State ═══ */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-light);
}
.empty-state svg { width: 48px; height: 48px; margin-bottom: 12px; opacity: 0.25; }
.empty-state p { font-size: 0.9rem; }

/* ═══ LLM 配置卡片 ═══ */
.llm-config-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  overflow: hidden;
}
.llm-config-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: rgba(99,102,241,0.04);
  border-bottom: 1px solid var(--border);
}
.llm-provider-name {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1rem;
}
.provider-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.provider-badge.minimax { background: linear-gradient(135deg, #6366f1, #8b5cf6); color: white; }
.provider-badge.glm { background: linear-gradient(135deg, #10b981, #059669); color: white; }
.provider-badge.kimi { background: linear-gradient(135deg, #a855f7, #d946ef); color: white; }
.provider-badge.doubao { background: linear-gradient(135deg, #0ea5e9, #0284c7); color: white; }
.provider-badge.japanese-refine { background: linear-gradient(135deg, #ec4899, #f43f5e); color: white; }
.llm-provider-status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.llm-config-body {
  padding: 20px;
}
.llm-config-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}
.llm-updated-at {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ═══ 分类过滤标签 ═══ */
.filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.filter-tab {
  padding: 6px 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
}
.filter-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.filter-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}