/* public/assets/css/main.css
   尘白禁区图库主样式 - 蓝白色调
   ========================================================= */

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #60a5fa;
  --color-accent: #06b6d4;
  --color-bg: #f8fbff;
  --color-bg-card: #ffffff;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-text-soft: #94a3b8;
  --color-border: #e2e8f0;
  --color-border-soft: #eef2f7;
  --color-bg-soft: #f1f5fb;
  --color-success: #10b981;
  --color-danger: #ef4444;
  --color-warning: #f59e0b;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
  --shadow-lg: 0 18px 40px rgba(37, 99, 235, 0.16);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-8: 48px;

  --max-width: 1320px;
  --nav-height: 64px;
}

* { box-sizing: border-box; }
*::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', Roboto, 'Hiragino Sans GB', sans-serif;
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover { color: var(--color-primary-dark); }

img { max-width: 100%; display: block; }

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ---------------- 布局 ---------------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.page {
  padding-top: var(--nav-height);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1 0 auto; }

/* ---------------- 顶部导航 ---------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(239, 246, 255, 0.92));
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: 16px;
  color: var(--color-text);
}
.brand .logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: grid;
  place-items: center;
  color: white;
  font-weight: 900;
  font-size: 16px;
  box-shadow: var(--shadow);
}
.brand .name { font-size: 16px; }
.brand .name strong { color: var(--color-primary-dark); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex: 1;
}
.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 14px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}
.nav-links a:hover, .nav-links a.active {
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary-dark);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* ---------------- 通用控件 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid transparent;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  white-space: nowrap;
}
.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-dark);
  color: #fff;
}
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-ghost:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-soft {
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary-dark);
  border-color: transparent;
}
.btn-soft:hover:not(:disabled) {
  background: rgba(37, 99, 235, 0.16);
}
.btn-danger {
  background: transparent;
  color: var(--color-danger);
  border-color: rgba(239, 68, 68, 0.4);
}
.btn-danger:hover:not(:disabled) {
  background: var(--color-danger);
  color: #fff;
}
.btn-sm { padding: 4px 10px; font-size: 12px; }

.input, .select, .textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  background: #fff;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
}
.textarea { min-height: 96px; resize: vertical; line-height: 1.55; }
.label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--color-text);
}
.label .req { color: var(--color-danger); margin-left: 2px; }
.help {
  margin-top: 4px;
  color: var(--color-text-muted);
  font-size: 12px;
}

.checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
}

/* ---------------- Hero / 顶部横幅 ---------------- */
.hero {
  padding: var(--space-6) 0 var(--space-5);
  background:
    radial-gradient(1200px 480px at 10% -20%, rgba(37, 99, 235, 0.12), transparent 60%),
    radial-gradient(800px 380px at 90% -10%, rgba(6, 182, 212, 0.12), transparent 60%);
}
.hero h1 {
  font-size: clamp(24px, 4vw, 36px);
  margin: 0 0 8px;
  letter-spacing: 0.5px;
}
.hero h1 strong { color: var(--color-primary-dark); }
.hero p {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 720px;
}

/* ---------------- 工具栏 ---------------- */
.toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin: var(--space-5) 0;
}
.toolbar .search {
  flex: 1;
  min-width: 220px;
  position: relative;
}
.toolbar .search input {
  width: 100%;
  padding-left: 36px;
}
.toolbar .search::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 12px;
  width: 16px;
  height: 16px;
  transform: translateY(-50%);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M21 21l-4.3-4.3'/%3E%3C/svg%3E");
  background-size: 16px;
  background-repeat: no-repeat;
  pointer-events: none;
}

.chip-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.chip {
  border: 1px solid var(--color-border);
  background: #fff;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  color: var(--color-text);
  transition: all 0.15s ease;
}
.chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}
.chip.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}
.chip.soft {
  background: rgba(37, 99, 235, 0.08);
  border-color: transparent;
  color: var(--color-primary-dark);
}

/* ---------------- 瀑布流 / 网格 ---------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-4);
}
.card {
  background: var(--color-bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border-soft);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: rgba(37, 99, 235, 0.25);
}
.card .thumb {
  aspect-ratio: 1 / 1;
  background: var(--color-bg-soft);
  overflow: hidden;
  position: relative;
}
.card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.card:hover .thumb img {
  transform: scale(1.04);
}
.card .thumb .badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(255, 255, 255, 0.9);
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary-dark);
}
.card .thumb .featured {
  position: absolute;
  top: 8px;
  right: 8px;
  background: linear-gradient(120deg, #f59e0b, #f43f5e);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}
.card .meta {
  padding: 10px 12px;
  font-size: 12px;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.card .meta .title {
  color: var(--color-text);
  font-weight: 600;
  font-size: 13px;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card .meta .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ---------------- 详情页 ---------------- */
.detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: var(--space-6);
  margin-top: var(--space-5);
}
.detail .image-frame {
  background: #0f172a;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  position: relative;
}
.detail .image-frame img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
}
.detail .image-frame .placeholder {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
}
.detail .sidebar {
  background: #fff;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.detail .sidebar h2 { margin: 0; font-size: 18px; }
.detail .kv { display: grid; grid-template-columns: 76px 1fr; gap: 6px 12px; font-size: 13px; }
.detail .kv dt { color: var(--color-text-muted); }
.detail .kv dd { margin: 0; word-break: break-word; }
.detail .actions { display: flex; gap: var(--space-2); flex-wrap: wrap; }

/* ---------------- Modal ---------------- */
.modal-root {
  position: fixed;
  inset: 0;
  background: rgba(7, 12, 24, 0.78);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 24px;
}
.modal-root.open { display: flex; }
.modal-root .modal {
  position: relative;
  max-width: min(96vw, 1280px);
  max-height: 92vh;
  background: #0b1220;
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.modal-root .modal img {
  max-width: 96vw;
  max-height: 88vh;
  object-fit: contain;
  margin: auto;
}
.modal-root .modal-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.4);
  padding: 8px 12px;
  color: white;
}
.modal-root .modal-bar .close {
  background: transparent;
  border: none;
  color: white;
  font-size: 22px;
  cursor: pointer;
  padding: 2px 8px;
  border-radius: 4px;
}
.modal-root .modal-bar .close:hover { background: rgba(255,255,255,0.12); }

/* ---------------- 状态 / 提醒 ---------------- */
.toast {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-text);
  color: white;
  padding: 10px 18px;
  border-radius: 999px;
  z-index: 10000;
  box-shadow: var(--shadow);
  font-size: 14px;
  display: none;
  max-width: min(92vw, 480px);
}
.toast.show { display: block; animation: toast-in 0.25s ease; }
.toast.success { background: var(--color-primary); }
.toast.error { background: var(--color-danger); }
@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, -10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

.empty {
  text-align: center;
  padding: 64px 16px;
  color: var(--color-text-muted);
}
.empty .icon { font-size: 36px; margin-bottom: 8px; }

.pagination {
  display: flex;
  gap: 6px;
  justify-content: center;
  padding: var(--space-5) 0;
}
.pagination button {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  color: var(--color-text);
}
.pagination button:hover { border-color: var(--color-primary); color: var(--color-primary-dark); }
.pagination button.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination button:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------------- 页脚 ---------------- */
.footer {
  text-align: center;
  padding: var(--space-5) 0;
  color: var(--color-text-muted);
  font-size: 12px;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-6);
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 920px) {
  .detail { grid-template-columns: 1fr; }
  .detail .sidebar { order: -1; }
}

@media (max-width: 720px) {
  .nav-links { gap: 4px; }
  .nav-links a { padding: 6px 8px; font-size: 13px; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .hero { padding: var(--space-5) 0 var(--space-4); }
  .grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}