/* ========== 基础重置 ========== */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ink-900: #060A13;
  --ink-800: #0B1322;
  --ink-700: #111d33;
  --blue-1: #33517A;
  --blue-2: #7C9CC4;
  --gold: #E4B863;
  --text: #E8EEF7;
  --text-dim: rgba(232, 238, 247, 0.7);
  --text-mute: rgba(232, 238, 247, 0.45);
  --glass: rgba(255, 255, 255, 0.06);
  --glass-strong: rgba(255, 255, 255, 0.10);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-border-lit: rgba(255, 255, 255, 0.22);
  --blur: blur(20px) saturate(160%);
  --radius-sm: 12px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--ink-900);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 20% 10%, rgba(51, 81, 122, 0.35) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 0%, rgba(124, 156, 196, 0.22) 0%, transparent 45%),
    radial-gradient(ellipse at 50% 100%, rgba(228, 184, 99, 0.10) 0%, transparent 55%),
    var(--ink-900);
  background-attachment: fixed;
}

/* ========== 背景光球 ========== */
.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  animation: float 18s ease-in-out infinite;
}
.orb-1 { width: 480px; height: 480px; background: radial-gradient(circle, rgba(51,81,122,0.6), transparent 70%); top: -120px; left: -80px; }
.orb-2 { width: 420px; height: 420px; background: radial-gradient(circle, rgba(124,156,196,0.5), transparent 70%); top: 30%; right: -100px; animation-delay: -6s; }
.orb-3 { width: 380px; height: 380px; background: radial-gradient(circle, rgba(228,184,99,0.28), transparent 70%); bottom: -100px; left: 30%; animation-delay: -12s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.08); }
  66% { transform: translate(-30px, 20px) scale(0.95); }
}

/* ========== 磨砂玻璃通用类 ========== */
.glass {
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass { background: rgba(11, 19, 34, 0.92); }
}

/* ========== 顶部导航 ========== */
.glass-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 32px;
  background: rgba(6, 10, 19, 0.6);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 1px 0 rgba(255,255,255,0.04) inset, 0 4px 24px rgba(0,0,0,0.2);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.logo-icon {
  font-size: 22px;
  color: var(--gold);
  filter: drop-shadow(0 0 8px rgba(228,184,99,0.6));
}
.logo-text {
  background: linear-gradient(135deg, #fff 0%, var(--blue-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header-center { flex: 1; max-width: 560px; margin: 0 auto; }

.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  height: 42px;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box:focus-within {
  border-color: var(--glass-border-lit);
  box-shadow: 0 0 0 3px rgba(124,156,196,0.15);
}
.search-icon { width: 18px; height: 18px; color: var(--text-mute); flex-shrink: 0; }
.search-box input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 14px;
}
.search-box input::placeholder { color: var(--text-mute); }
.search-kbd {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  color: var(--text-dim);
  font-family: inherit;
}

.header-right { display: flex; align-items: center; gap: 10px; }

/* ========== 按钮 ========== */
.glass-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 10px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  transition: all 0.2s;
  white-space: nowrap;
}
.glass-btn:hover {
  background: var(--glass-strong);
  border-color: var(--glass-border-lit);
  transform: translateY(-1px);
}
.glass-btn:active { transform: translateY(0); }
.glass-btn svg { width: 16px; height: 16px; }

.glass-btn.primary-btn {
  background: linear-gradient(135deg, rgba(124,156,196,0.35), rgba(51,81,122,0.45));
  border-color: rgba(124,156,196,0.5);
  color: #fff;
}
.glass-btn.primary-btn:hover {
  background: linear-gradient(135deg, rgba(124,156,196,0.5), rgba(51,81,122,0.6));
  box-shadow: 0 4px 20px rgba(124,156,196,0.3);
}

.glass-btn.danger-btn {
  background: rgba(220, 80, 80, 0.15);
  border-color: rgba(220, 80, 80, 0.35);
  color: #ff9b9b;
}
.glass-btn.danger-btn:hover {
  background: rgba(220, 80, 80, 0.25);
  border-color: rgba(220, 80, 80, 0.55);
}

.glass-btn.icon-btn { padding: 9px; }

/* ========== 布局 ========== */
.layout {
  display: flex;
  gap: 20px;
  padding: 24px 32px;
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* ========== 侧边栏 ========== */
.glass-sidebar {
  width: 248px;
  flex-shrink: 0;
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 22px 14px;
  height: fit-content;
  position: sticky;
  top: 90px;
  box-shadow: var(--shadow);
}

.sidebar-section { margin-bottom: 26px; }
.sidebar-section:last-child { margin-bottom: 0; }

.sidebar-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-mute);
  margin-bottom: 12px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.sidebar-title::before {
  content: '';
  width: 3px;
  height: 12px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--blue-2), transparent);
}

.category-list, .filter-list { display: flex; flex-direction: column; gap: 3px; }

.category-item, .filter-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 11px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-dim);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
  text-align: left;
  position: relative;
}
.category-item:hover, .filter-item:hover {
  background: var(--glass);
  color: var(--text);
}
.category-item.active, .filter-item.active {
  background: linear-gradient(135deg, rgba(124,156,196,0.18), rgba(51,81,122,0.22));
  color: #fff;
  border-color: var(--glass-border-lit);
  box-shadow: 0 2px 12px rgba(124,156,196,0.1);
}
.category-item.active::before, .filter-item.active::before {
  content: '';
  position: absolute;
  left: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  border-radius: 0 3px 3px 0;
  background: var(--blue-2);
}
.category-icon {
  font-size: 15px;
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}
.category-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}
.filter-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.category-name, .filter-label { flex: 1; }
.filter-count, .category-count {
  font-size: 11px;
  color: var(--text-mute);
  background: var(--glass);
  padding: 1px 8px;
  border-radius: 10px;
  font-weight: 500;
}
.category-item.active .category-count,
.filter-item.active .filter-count {
  background: rgba(124,156,196,0.25);
  color: #fff;
}

/* 统计卡片 */
.sidebar-stats { display: flex; flex-direction: column; gap: 8px; }
.sidebar-stats .stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--text-dim);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  transition: all 0.2s;
}
.sidebar-stats .stat-row:hover {
  border-color: var(--glass-border-lit);
  background: var(--glass-strong);
}
.sidebar-stats .stat-row b {
  color: var(--blue-2);
  font-weight: 700;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}

/* ========== 内容区 ========== */
.content { flex: 1; min-width: 0; }

.glass-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  margin-bottom: 20px;
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
}
.breadcrumb {
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}
.breadcrumb .result-count {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-mute);
  background: var(--glass);
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
}
.view-toggle { display: flex; gap: 4px; background: var(--glass); padding: 3px; border-radius: 10px; border: 1px solid var(--glass-border); }
.view-btn {
  padding: 7px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
}
.view-btn:hover { color: var(--text); }
.view-btn.active { background: var(--glass-strong); color: #fff; border-color: var(--glass-border-lit); box-shadow: 0 1px 6px rgba(0,0,0,0.2); }
.view-btn svg { width: 18px; height: 18px; }

/* ========== 提示词卡片网格 ========== */
.prompt-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}
.prompt-grid.list-view { grid-template-columns: 1fr; }

.glass-card {
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: all 0.25s;
}

.prompt-card {
  padding: 18px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.prompt-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--card-accent, var(--blue-2));
  opacity: 0.7;
  transition: opacity 0.25s;
}
.prompt-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
}
.prompt-card:hover {
  border-color: var(--glass-border-lit);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(124,156,196,0.18);
}
.prompt-card:hover::before { opacity: 1; }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-fav {
  background: none;
  border: none;
  color: var(--text-mute);
  cursor: pointer;
  padding: 2px;
  flex-shrink: 0;
  font-size: 18px;
  line-height: 1;
  transition: transform 0.2s, color 0.2s;
}
.card-fav:hover { transform: scale(1.15); }
.card-fav.active { color: var(--gold); filter: drop-shadow(0 0 6px rgba(228,184,99,0.6)); }

.card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.meta-tag {
  font-size: 11px;
  padding: 3px 11px;
  border-radius: 999px;
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.meta-tag::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.8;
}

.card-content {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.card-tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(124,156,196,0.12);
  color: var(--blue-2);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid var(--glass-border);
}
.card-stats { display: flex; gap: 14px; font-size: 11px; color: var(--text-mute); }
.card-stats span { display: flex; align-items: center; gap: 4px; }
.card-copy-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border-radius: 8px;
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  color: var(--text);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
}
.card-copy-btn:hover { background: rgba(124,156,196,0.25); border-color: var(--glass-border-lit); }
.card-copy-btn svg { width: 13px; height: 13px; }

/* 列表视图 */
.prompt-grid.list-view .prompt-card {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 8px 16px;
  align-items: center;
}
.prompt-grid.list-view .card-header { grid-column: 1; margin-bottom: 0; }
.prompt-grid.list-view .card-content { grid-column: 1; grid-row: 2; margin-bottom: 0; -webkit-line-clamp: 1; }
.prompt-grid.list-view .card-meta,
.prompt-grid.list-view .card-tags { display: none; }
.prompt-grid.list-view .card-footer {
  grid-column: 2; grid-row: 1 / 3;
  flex-direction: column;
  border: none;
  padding: 0;
  gap: 8px;
}

/* 空状态 */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  grid-column: 1 / -1;
}
.empty-icon { font-size: 56px; margin-bottom: 16px; opacity: 0.7; }
.empty-state h3 { font-size: 18px; margin-bottom: 8px; color: #fff; }
.empty-state p { color: var(--text-dim); font-size: 14px; }

/* ========== 模态框 ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 10, 19, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}
.modal-overlay.show { display: flex; animation: fadeIn 0.2s; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.glass-modal {
  width: 100%;
  max-width: 640px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  background: rgba(11, 19, 34, 0.75);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--glass-border-lit);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(124,156,196,0.1) inset;
  animation: slideUp 0.25s;
}
.detail-modal { max-width: 720px; }

@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--glass-border);
}
.modal-header h2 { font-size: 17px; font-weight: 600; }
.modal-close {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-dim);
  width: 32px; height: 32px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.modal-close:hover { color: #fff; background: var(--glass-strong); }

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }

.glass-input {
  width: 100%;
  padding: 11px 14px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.glass-input:focus {
  border-color: rgba(124,156,196,0.5);
  box-shadow: 0 0 0 3px rgba(124,156,196,0.12);
}
.glass-input::placeholder { color: var(--text-mute); }
textarea.glass-input { resize: vertical; line-height: 1.6; }
select.glass-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239bb0cc' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
select.glass-input option { background: var(--ink-800); color: var(--text); }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 24px;
  border-top: 1px solid var(--glass-border);
}

/* 详情 */
.detail-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.detail-meta .meta-views, .detail-meta .meta-copies {
  font-size: 12px;
  color: var(--text-mute);
  display: flex;
  align-items: center;
  gap: 4px;
}
.detail-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.detail-content {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 18px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "SF Mono", "Consolas", "Microsoft YaHei", monospace;
  max-height: 50vh;
  overflow-y: auto;
}

/* ========== Toast ========== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 12px 24px;
  background: rgba(11, 19, 34, 0.9);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-border-lit);
  border-radius: 12px;
  color: #fff;
  font-size: 14px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s;
  z-index: 300;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ========== 底部备案信息 ========== */
body {
  display: flex;
  flex-direction: column;
}
.layout {
  flex: 1;
}
.glass-footer {
  background: rgba(6, 10, 19, 0.55);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-top: 1px solid var(--glass-border);
  padding: 18px 32px;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}
.footer-content {
  max-width: 1920px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-mute);
  flex-wrap: wrap;
}
.footer-content a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-content a:hover {
  color: var(--blue-2);
}
.footer-sep { color: var(--text-mute); opacity: 0.5; }

/* ========== 滚动条 ========== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.22); }

/* ========== 响应式 ========== */
@media (max-width: 900px) {
  .glass-header { padding: 12px 16px; gap: 10px; flex-wrap: wrap; }
  .header-center { order: 3; width: 100%; max-width: none; }
  .layout { flex-direction: column; padding: 16px; }
  .glass-sidebar { width: 100%; position: static; }
  .prompt-grid { grid-template-columns: 1fr; }
  .logo-text { display: none; }
  .search-kbd { display: none; }
  .glass-footer { padding: 14px 16px; }
  .footer-content { font-size: 12px; gap: 6px; }
}