/* ==================== CooChrip v10 · 组件 ==================== */

/* ---------- 玻璃 ---------- */
.glass {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur-strong)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--glass-blur-strong)) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 32px rgba(74,144,217,0.08), 0 2px 8px rgba(74,144,217,0.04),
              inset 0 1px 1px rgba(255,255,255,0.55), inset 0 -1px 1px rgba(255,255,255,0.12);
}
.glass::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0.05) 35%, rgba(255,255,255,0) 55%, rgba(255,255,255,0.06) 100%);
  pointer-events: none; z-index: 0;
}
.glass > * { position: relative; z-index: 1; }
.glass-hover { transition: box-shadow 0.4s var(--ease), transform 0.4s var(--ease); }
.glass-hover:hover {
  box-shadow: 0 16px 48px rgba(74,144,217,0.14), 0 4px 12px rgba(74,144,217,0.08),
              inset 0 1px 2px rgba(255,255,255,0.75);
  transform: translateY(-2px);
}

/* ---------- 图标按钮 ---------- */
.icon-btn {
  background: rgba(255,255,255,0.15); border: 1px solid var(--glass-border-soft);
  color: var(--text-secondary); cursor: pointer; padding: 8px;
  border-radius: 50%; transition: all 0.4s var(--ease);
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
}
.icon-btn:hover { background: rgba(255,255,255,0.3); color: var(--text-primary); transform: translateY(-1px); }
.icon-btn:active { transform: scale(0.94); }
.icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: block; }

/* ---------- 字段 ---------- */
.field { display: flex; flex-direction: column; gap: 8px; position: relative; }
.field-label {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-secondary); padding-left: 4px;
}

/* ---------- 输入 ---------- */
textarea, input[type="text"], input[type="password"], .glass-input {
  width: 100%; padding: 14px 16px;
  font-family: inherit; font-size: 14px;
  background: rgba(255,255,255,0.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary); outline: none;
  transition: all 0.4s var(--ease);
}
[data-theme="dark"] textarea,
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="password"],
[data-theme="dark"] .glass-input { background: rgba(30,45,65,0.5); }
textarea { min-height: 120px; resize: vertical; line-height: 1.6; }
textarea::placeholder, input::placeholder { color: var(--text-tertiary); font-weight: 300; }
textarea:focus, input[type="text"]:focus, input[type="password"]:focus, .glass-input:focus {
  background: rgba(255,255,255,0.6);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(74,144,217,0.18);
}

/* ---------- 帮助问号 ---------- */
.help-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; border-radius: 50%;
  background: rgba(74,144,217,0.18);
  color: var(--accent-deep);
  font-size: 11px; font-weight: 600;
  cursor: pointer; transition: all 0.3s var(--ease);
  text-transform: none; letter-spacing: 0; user-select: none; flex-shrink: 0;
}
.help-icon:hover { background: rgba(74,144,217,0.35); transform: scale(1.15); }
[data-theme="dark"] .help-icon { background: rgba(91,164,232,0.25); color: #A8C8E8; }
[data-theme="dark"] .help-icon:hover { background: rgba(91,164,232,0.4); }

.input-with-help { position: relative; }
.input-with-help input { padding-right: 44px; }
.input-with-help .help-icon { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); }
.input-with-help .help-icon:hover { transform: translateY(-50%) scale(1.15); }

/* ---------- 下拉 ---------- */
.dropdown { position: relative; }
.dropdown-trigger {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; padding: 14px 16px;
  cursor: pointer; border-radius: var(--radius-md);
  color: var(--text-primary); font-size: 14px; font-family: inherit;
  transition: all 0.4s var(--ease);
  position: relative; z-index: 1;
}
.dropdown-trigger:active { transform: scale(0.985); }
.dropdown-trigger:disabled { opacity: 0.5; cursor: not-allowed; }
.dropdown-text.placeholder { color: var(--text-tertiary); }
.chevron { width: 14px; height: 14px; transition: transform 0.4s var(--ease); flex-shrink: 0; }
.dropdown.open .chevron { transform: rotate(180deg); }

.dropdown-menu {
  position: fixed; display: none;
  max-height: 280px; overflow-y: auto; padding: 6px;
  border-radius: 16px;
  background: rgba(252,250,246,0.96);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: 0 24px 60px rgba(74,144,217,0.25), 0 4px 12px rgba(74,144,217,0.12),
              inset 0 1px 1px rgba(255,255,255,0.9);
  z-index: 999999; pointer-events: auto;
  animation: dropIn 0.24s var(--ease);
}
[data-theme="dark"] .dropdown-menu { background: rgba(28,42,60,0.98); }
.dropdown-menu.visible { display: block; }
.dropdown-item {
  padding: 12px 14px; border-radius: 10px; cursor: pointer;
  font-size: 13.5px;
  transition: background 0.2s var(--ease), transform 0.15s var(--ease);
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  min-height: 44px; user-select: none; color: var(--text-primary);
}
.dropdown-item:hover { background: rgba(74,144,217,0.12); }
.dropdown-item:active { transform: scale(0.97); background: rgba(74,144,217,0.2); }
.dropdown-item.selected { background: rgba(74,144,217,0.18); color: var(--accent-deep); font-weight: 500; }
.dropdown-item.selected::after {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 8px var(--accent);
}

/* ---------- 按钮 ---------- */
.btn {
  display: flex; justify-content: center; align-items: center; gap: 8px;
  padding: 14px 20px; border: none; border-radius: var(--radius-md);
  font-family: inherit; font-size: 14px; font-weight: 500;
  cursor: pointer; transition: all 0.3s var(--ease);
  position: relative; overflow: hidden; user-select: none;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, transparent 50%);
  opacity: 0; transition: opacity 0.3s; pointer-events: none;
}
.btn:hover::before { opacity: 1; }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(180deg, #6BB0E8 0%, #4A90D9 100%);
  color: #FFFFFF; border: 1px solid rgba(255,255,255,0.5);
  box-shadow: 0 4px 16px rgba(74,144,217,0.35), inset 0 1px 0 rgba(255,255,255,0.6);
}
.btn-primary:hover { transform: translateY(-1.5px); box-shadow: 0 8px 24px rgba(74,144,217,0.45); }

.btn-secondary {
  background: rgba(255,255,255,0.4); color: var(--text-primary);
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.5);
}
[data-theme="dark"] .btn-secondary { background: rgba(30,45,65,0.5); }
.btn-secondary:hover { background: rgba(255,255,255,0.6); transform: translateY(-1px); }

.btn-outline { background: transparent; border: 1px solid var(--glass-border); color: var(--text-primary); }
.btn-outline:hover { background: rgba(74,144,217,0.1); }
.btn img { width: 18px; height: 18px; object-fit: contain; }

.btn-row { display: flex; gap: 12px; width: 100%; margin-top: 8px; }
.btn-row .btn { flex: 1; padding: 12px 16px; border-radius: 999px; font-size: 14px; }

.ghost-btn {
  background: rgba(255,255,255,0.3);
  border: 1px solid var(--glass-border);
  padding: 6px 14px; border-radius: 999px;
  font-size: 12px; cursor: pointer;
  color: var(--text-secondary);
  transition: all 0.3s var(--ease); font-family: inherit;
}
[data-theme="dark"] .ghost-btn { background: rgba(30,45,65,0.4); }
.ghost-btn:hover { background: rgba(255,255,255,0.5); color: var(--text-primary); transform: translateY(-1px); }
.ghost-btn:active { transform: scale(0.95); }
.ghost-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.danger-btn {
  background: rgba(230,140,150,0.15);
  color: var(--diff-text);
  border: 1px solid rgba(230,140,150,0.3);
  padding: 4px 10px; border-radius: 999px;
  font-size: 11px; cursor: pointer;
  transition: all 0.3s; font-family: inherit;
}
.danger-btn:hover { background: rgba(230,140,150,0.25); }

/* ---------- 分段控件 ---------- */
.segmented {
  display: flex; background: rgba(255,255,255,0.3);
  border-radius: 999px; padding: 3px;
  border: 1px solid var(--glass-border);
}
[data-theme="dark"] .segmented { background: rgba(30,45,65,0.5); }
.segmented button {
  padding: 5px 12px; border: none; background: none;
  font-size: 12px; font-family: inherit;
  color: var(--text-secondary); cursor: pointer;
  border-radius: 999px; transition: all 0.3s;
}
.segmented button.active {
  background: rgba(74,144,217,0.3); color: var(--accent-deep);
  box-shadow: 0 2px 6px rgba(74,144,217,0.2);
}

/* ---------- 筛选 chips ---------- */
.filter-chip {
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.3);
  color: var(--text-secondary);
  font-size: 12px; font-family: inherit; cursor: pointer;
  transition: all 0.3s var(--ease);
}
[data-theme="dark"] .filter-chip { background: rgba(30,45,65,0.4); }
.filter-chip.active {
  background: rgba(74,144,217,0.25); color: var(--accent-deep);
  border-color: rgba(74,144,217,0.4);
}
.filter-chip:active { transform: scale(0.95); }

/* ---------- 卡片 ---------- */
.community-card, .preset-group-card, .history-card {
  padding: 16px;
  background: rgba(255,255,255,0.25);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  display: flex; flex-direction: column; gap: 8px;
  transition: all 0.4s var(--ease);
}
[data-theme="dark"] .community-card,
[data-theme="dark"] .preset-group-card,
[data-theme="dark"] .history-card { background: rgba(30,45,65,0.4); }
.community-card:hover,
.preset-group-card:hover,
.history-card:hover {
  background: rgba(255,255,255,0.4);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(74,144,217,0.15);
}
.community-card-header {
  display: flex; justify-content: space-between; align-items: center;
  font-weight: 500; gap: 10px;
}
.community-card-meta { font-size: 12px; color: var(--text-tertiary); flex-shrink: 0; }

/* ---------- 弹窗 ---------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200000;
  display: flex; justify-content: center; align-items: center;
  padding: 20px; background: rgba(0,0,0,0.2);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  animation: overlayIn 0.3s var(--ease);
}
.modal-content {
  width: 100%; max-width: 480px; padding: 24px;
  border-radius: var(--radius-xl);
  display: flex; flex-direction: column; gap: 16px;
  animation: modalIn 0.5s var(--ease-enter);
  max-height: 90vh; overflow-y: auto;
  background: var(--glass-bg-modal);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: 0 32px 80px rgba(74,144,217,0.22), inset 0 1px 2px rgba(255,255,255,0.7);
}
[data-theme="dark"] .modal-content { background: rgba(28,42,60,0.85); }
.modal-header { display: flex; justify-content: space-between; align-items: center; }
.modal-header h2 { font-size: 18px; font-weight: 500; }
.close-btn {
  background: none; border: none; font-size: 24px;
  cursor: pointer; color: var(--text-secondary);
  line-height: 1; padding: 0 4px;
}
.modal-body { min-height: 60px; font-size: 14px; line-height: 1.7; color: var(--text-secondary); }
.modal-body img { width: 80px; height: 80px; object-fit: contain; animation: float-gif 4s ease-in-out infinite; }
.modal-footer { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.modal-actions { display: flex; gap: 8px; }

/* ---------- 步骤点 ---------- */
.step-dots { display: flex; gap: 6px; }
.step-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--text-tertiary); transition: all 0.3s; }
.step-dot.active { width: 18px; border-radius: 999px; background: var(--accent); box-shadow: 0 0 8px var(--accent); }

/* ---------- 教程 ---------- */
.tutorial-options { display: flex; justify-content: center; padding: 4px 0; }
.tutorial-checkbox {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-secondary); cursor: pointer;
}
.tutorial-checkbox input { accent-color: var(--accent); width: 16px; height: 16px; }
.tutorial-btns { display: flex; gap: 10px; width: 100%; }
.tutorial-btns .btn { flex: 1; padding: 12px 16px; border-radius: 999px; font-size: 14px; }

/* ---------- 空状态 ---------- */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px; padding: 40px 0; color: var(--text-tertiary);
}
.empty-state img { width: 80px; height: 80px; object-fit: contain; opacity: 0.65; animation: float-gif 4s ease-in-out infinite; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 110px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 12px 24px; border-radius: 999px;
  font-size: 13px;
  opacity: 0; pointer-events: none;
  transition: all 0.5s var(--ease); z-index: 300000;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  box-shadow: 0 16px 40px rgba(74,144,217,0.22), inset 0 1px 1px rgba(255,255,255,0.6);
  max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 搜索 Tab ---------- */
.search-tabs {
  display: flex; gap: 6px; margin-top: 12px;
  background: rgba(255,255,255,0.25);
  border-radius: 999px; padding: 3px;
  border: 1px solid var(--glass-border-soft);
}
[data-theme="dark"] .search-tabs { background: rgba(30,45,65,0.4); }
.search-tab {
  flex: 1; padding: 7px 14px;
  border: none; background: none; border-radius: 999px;
  font-size: 12px; font-family: inherit;
  color: var(--text-secondary); cursor: pointer;
  transition: all 0.3s var(--ease);
}
.search-tab.active {
  background: rgba(74,144,217,0.28); color: var(--accent-deep);
  font-weight: 500; box-shadow: 0 2px 6px rgba(74,144,217,0.15);
}

/* ---------- 搜索结果 ---------- */
.search-results { margin-top: 12px; max-height: 50vh; overflow-y: auto; }
.search-result-item {
  padding: 12px; border-radius: 12px; cursor: pointer;
  background: rgba(255,255,255,0.3); margin-bottom: 8px;
  transition: all 0.3s;
}
.search-result-item:hover { background: rgba(74,144,217,0.15); transform: translateY(-1px); }
.search-result-title { font-size: 13px; color: var(--text-primary); margin-bottom: 4px; }
.search-result-meta { font-size: 11px; color: var(--text-tertiary); }