/* night.css - 星空层 + 夜间组件覆盖 */

#starfield {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.7s ease;
}
html[data-theme="night"] #starfield {
  opacity: 1;
}

/* 主内容浮在星空之上（勿给全体子元素改 position，会打断 fixed/sticky） */
.app {
  position: relative;
  z-index: 1;
}

/* 顶栏夜间玻璃感 */
html[data-theme="night"] .topbar {
  background: rgba(8, 12, 24, 0.72);
  border-bottom-color: rgba(212, 138, 168, 0.18);
}
html[data-theme="night"] .topbar .brand {
  color: var(--pink-700);
  text-shadow: 0 0 18px rgba(232, 160, 184, 0.25);
}

/* 切换按钮 */
#themeToggle.icon-btn .icon-sun { display: none; }
#themeToggle.icon-btn .icon-moon { display: block; }
html[data-theme="night"] #themeToggle.icon-btn .icon-sun { display: block; }
html[data-theme="night"] #themeToggle.icon-btn .icon-moon { display: none; }
html[data-theme="night"] #themeToggle.icon-btn {
  color: var(--gold-l);
  border-color: rgba(201, 168, 122, 0.35);
  box-shadow: 0 0 12px rgba(232, 160, 184, 0.15);
}
html[data-theme="night"] #themeToggle.icon-btn:hover {
  background: rgba(232, 160, 184, 0.12);
  border-color: rgba(232, 160, 184, 0.45);
  color: #ffe8c8;
}

/* 表单 / 卡片 / 弹窗常见白底 */
html[data-theme="night"] input,
html[data-theme="night"] textarea,
html[data-theme="night"] select {
  background: rgba(14, 20, 36, 0.92);
  color: var(--ink);
  border-color: var(--pink-200);
}
html[data-theme="night"] input:focus,
html[data-theme="night"] textarea:focus,
html[data-theme="night"] select:focus {
  border-color: var(--pink-400);
  box-shadow: 0 0 0 3px rgba(212, 138, 168, 0.18);
}
html[data-theme="night"] .card,
html[data-theme="night"] .modal {
  background: rgba(16, 22, 40, 0.94);
  border: 1px solid rgba(212, 138, 168, 0.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
html[data-theme="night"] .modal-mask {
  background: rgba(2, 6, 14, 0.72);
}
html[data-theme="night"] .heart-card {
  background: rgba(16, 22, 40, 0.9);
  border: 1px solid rgba(212, 138, 168, 0.16);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
}
html[data-theme="night"] .tab {
  background: rgba(14, 20, 36, 0.65);
  color: var(--ink-2);
  border-color: rgba(212, 138, 168, 0.14);
}
html[data-theme="night"] .tab.active {
  background: var(--pink-400);
  color: #1a1020;
  border-color: var(--pink-400);
  box-shadow: 0 0 22px rgba(232, 160, 184, 0.28);
}
html[data-theme="night"] .tab:hover {
  color: var(--pink-600);
}

/* 各模块里写死的 white / #fff / 浅粉渐变 */
html[data-theme="night"] .diary,
html[data-theme="night"] .gallery-item,
html[data-theme="night"] .tv-list-item,
html[data-theme="night"] .tv-bud-group,
html[data-theme="night"] .tv-bud-item,
html[data-theme="night"] .tv-budget-card,
html[data-theme="night"] .tv-card,
html[data-theme="night"] .tv-itin,
html[data-theme="night"] .ck-card,
html[data-theme="night"] .ck-log,
html[data-theme="night"] .ck-recipe,
html[data-theme="night"] .ck-stat,
html[data-theme="night"] .like-btn,
html[data-theme="night"] .icon-picker .opt,
html[data-theme="night"] .preview-list .item,
html[data-theme="night"] .order-card,
html[data-theme="night"] .dish-card,
html[data-theme="night"] .order-cats,
html[data-theme="night"] .polaroid,
html[data-theme="night"] .tl-detail,
html[data-theme="night"] .user-chip {
  background: rgba(16, 22, 40, 0.88);
  border-color: rgba(212, 138, 168, 0.14);
  color: var(--ink);
}

/* ===== 心之所念 ===== */
html[data-theme="night"] .lt-banner {
  background: linear-gradient(135deg, rgba(72, 42, 68, 0.72) 0%, rgba(36, 48, 78, 0.78) 100%);
  border-color: rgba(212, 138, 168, 0.22);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}
html[data-theme="night"] .lt-banner::before {
  color: rgba(232, 160, 184, 0.08);
}
html[data-theme="night"] .lt-person {
  background: rgba(16, 22, 40, 0.9);
  border-color: rgba(212, 138, 168, 0.14);
}
html[data-theme="night"] .lt-person.me {
  background: linear-gradient(180deg, rgba(36, 28, 48, 0.95) 0%, rgba(18, 24, 42, 0.92) 100%);
  border-color: rgba(212, 138, 168, 0.32);
}
html[data-theme="night"] .lt-person .avatar {
  background: rgba(40, 32, 52, 0.9);
  border-color: rgba(212, 138, 168, 0.28);
}
html[data-theme="night"] .lt-last-seen {
  background: rgba(28, 34, 52, 0.9);
  border-color: rgba(212, 138, 168, 0.16);
  color: var(--ink-2);
}
html[data-theme="night"] .lt-last-seen.on {
  color: #86efac;
  background: rgba(20, 50, 36, 0.85);
  border-color: rgba(74, 222, 128, 0.35);
}
html[data-theme="night"] .lt-person .edit-btn {
  background: rgba(40, 32, 52, 0.95);
  color: var(--pink-500);
}
html[data-theme="night"] .lt-tag-col {
  background: rgba(16, 22, 40, 0.9);
  border-color: rgba(212, 138, 168, 0.14);
}
html[data-theme="night"] .lt-tag {
  background: linear-gradient(135deg, rgba(40, 32, 52, 0.95), rgba(22, 28, 48, 0.95));
  border-color: rgba(212, 138, 168, 0.22);
  color: var(--pink-700);
}
html[data-theme="night"] .invite-box {
  background: linear-gradient(135deg, rgba(56, 44, 28, 0.85), rgba(40, 36, 28, 0.9));
  border-color: rgba(201, 168, 122, 0.35);
}

/* ===== 爱的小家：子 Tab / 分类条 ===== */
html[data-theme="night"] .ck-subtabs-scroll {
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom-color: rgba(212, 138, 168, 0.16);
}
html[data-theme="night"] .ck-subtab {
  background: rgba(14, 20, 36, 0.65);
  color: var(--ink-2);
  border-color: rgba(212, 138, 168, 0.16);
}
html[data-theme="night"] .ck-subtab.active {
  background: var(--pink-400);
  color: #1a1020;
  border-color: var(--pink-400);
}
html[data-theme="night"] .ck-catbar .chip,
html[data-theme="night"] .ck-catbar .manage-btn {
  background: rgba(14, 20, 36, 0.75);
  color: var(--ink-2);
  border-color: rgba(212, 138, 168, 0.16);
}
html[data-theme="night"] .ck-catbar .chip.active {
  background: var(--pink-400);
  color: #1a1020;
  border-color: var(--pink-400);
}
html[data-theme="night"] .ck-catbar .chip:hover,
html[data-theme="night"] .ck-catbar .manage-btn:hover {
  background: rgba(40, 32, 52, 0.9);
  color: var(--pink-500);
}
html[data-theme="night"] .ck-card .cover,
html[data-theme="night"] .dish-cover {
  background: linear-gradient(135deg, rgba(72, 42, 68, 0.55), rgba(40, 50, 80, 0.55));
}
html[data-theme="night"] .ck-recipe .hero,
html[data-theme="night"] .ck-log .head,
html[data-theme="night"] .ck-empty,
html[data-theme="night"] .ing-auto,
html[data-theme="night"] .add-row-btn {
  background: rgba(20, 26, 42, 0.9);
  border-color: rgba(212, 138, 168, 0.14);
  color: var(--ink);
}

/* ===== 菜单分类列 ===== */
html[data-theme="night"] .order-cats .cat-item {
  color: var(--ink);
  border-bottom-color: rgba(212, 138, 168, 0.1);
}
html[data-theme="night"] .order-cats .cat-item:hover,
html[data-theme="night"] .order-cats .cat-item.active {
  background: rgba(40, 32, 52, 0.85);
  color: var(--pink-600);
}
html[data-theme="night"] .order-cats .cat-count {
  background: rgba(40, 32, 52, 0.95);
  color: var(--pink-600);
}
html[data-theme="night"] .order-cats .cat-item.active .cat-count {
  background: var(--pink-400);
  color: #1a1020;
}
html[data-theme="night"] .order-dish-tag,
html[data-theme="night"] .cart-item,
html[data-theme="night"] .order-price-card {
  background: rgba(28, 34, 52, 0.9);
  border-color: rgba(212, 138, 168, 0.16);
  color: var(--ink);
}
html[data-theme="night"] .cart-qty button,
html[data-theme="night"] .cart-cover,
html[data-theme="night"] .cart-cover-fb {
  background: rgba(16, 22, 40, 0.95);
  border-color: rgba(212, 138, 168, 0.2);
  color: var(--pink-500);
}

/* ===== 恋的旅途 ===== */
html[data-theme="night"] .tv-itin-check,
html[data-theme="night"] .tv-icon-btn,
html[data-theme="night"] .tv-pack-item,
html[data-theme="night"] .tv-place-item,
html[data-theme="night"] .tv-img-preview,
html[data-theme="night"] .tv-duo-progress,
html[data-theme="night"] .tv-badge.planned {
  background: rgba(22, 28, 44, 0.92);
  border-color: rgba(212, 138, 168, 0.16);
  color: var(--ink);
}
html[data-theme="night"] .tv-badge.planned { color: var(--gold-l); }
html[data-theme="night"] .tv-card .cover .placeholder {
  background: linear-gradient(135deg, rgba(72, 42, 68, 0.45), rgba(40, 50, 80, 0.45));
  color: var(--pink-400);
}

/* ===== 相册 / 日记 / 轨迹 / 选择器 ===== */
html[data-theme="night"] .polaroid .caption,
html[data-theme="night"] .gallery-month,
html[data-theme="night"] .gallery-detail,
html[data-theme="night"] .upload-zone,
html[data-theme="night"] .diary-comments,
html[data-theme="night"] .dc-item,
html[data-theme="night"] .share-toggle,
html[data-theme="night"] .tl-detail .meta .badge,
html[data-theme="night"] .lp-panel,
html[data-theme="night"] .lp-file-ui,
html[data-theme="night"] .lp-day:hover,
html[data-theme="night"] .lp-cal {
  background: rgba(16, 22, 40, 0.96);
  border-color: rgba(212, 138, 168, 0.18);
  color: var(--ink);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}
html[data-theme="night"] .lp-cal-cell:not(.empty):hover {
  background: rgba(40, 32, 52, 0.9);
}
html[data-theme="night"] .lp-cal-sel {
  background: rgba(28, 34, 52, 0.95);
  border-color: rgba(212, 138, 168, 0.16);
  color: var(--ink-2);
}
html[data-theme="night"] .diary .author.other,
html[data-theme="night"] .ck-log .head .author.other {
  background: rgba(56, 44, 28, 0.85);
  border-color: rgba(201, 168, 122, 0.35);
  color: var(--gold-l);
}
html[data-theme="night"] button.ghost {
  background: transparent;
  color: var(--pink-500);
  border-color: rgba(212, 138, 168, 0.28);
}
html[data-theme="night"] button.ghost:hover {
  background: rgba(40, 32, 52, 0.85);
}
html[data-theme="night"] .topbar .user-chip {
  background: rgba(28, 34, 52, 0.9);
  border-color: rgba(212, 138, 168, 0.2);
  color: var(--pink-700);
}
html[data-theme="night"] .ptr-indicator {
  background: rgba(16, 22, 40, 0.92);
  color: var(--pink-500);
  border-color: rgba(212, 138, 168, 0.2);
}
html[data-theme="night"] .icon-btn {
  background: rgba(14, 20, 36, 0.55);
  border-color: rgba(212, 138, 168, 0.2);
}

html[data-theme="night"] .modal-close-x {
  background: rgba(16, 22, 40, 0.9);
  color: var(--ink-2);
  border-color: rgba(212, 138, 168, 0.2);
}
html[data-theme="night"] .hero h1 {
  text-shadow: 0 0 28px rgba(232, 160, 184, 0.22);
}
html[data-theme="night"] .hero .sub {
  color: var(--ink-2);
}

/* 欢迎页信封阶段夜间底 — 半透让星空透出 */
html[data-theme="night"] .stage {
  z-index: 1;
}
html[data-theme="night"] .envelope-stage {
  background:
    radial-gradient(800px 500px at 20% 20%, rgba(90, 60, 100, 0.22) 0%, transparent 60%),
    radial-gradient(700px 400px at 80% 80%, rgba(40, 60, 100, 0.2) 0%, transparent 60%),
    rgba(7, 11, 22, 0.55);
}
html[data-theme="night"] .pass-stage {
  background: rgba(7, 11, 22, 0.62);
}
html[data-theme="night"] .story-stage,
html[data-theme="night"] .story-overlay {
  background: rgba(5, 8, 18, 0.78);
}

/* 欢迎页浮动主题开关 */
.theme-float {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 80;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 250, 247, 0.75);
  color: var(--pink-500);
  border: 1px solid var(--pink-100);
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
  box-shadow: var(--shadow-s);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
html[data-theme="night"] .theme-float {
  background: rgba(10, 14, 28, 0.7);
}
@media (prefers-reduced-motion: reduce) {
  #starfield { opacity: 0.55; }
}