/* ═══════════════════════════════════════════════════════════════ */
/*  LunarStar 子页面统一样式表 v4                                 */
/*  Scene 03 排版标准：                                            */
/*    英文/数字 → Inter 200 (极细无衬线) + .42em letter-spacing   */
/*    中文     → Noto Sans SC 200/300 (细体) + .35em + line-height 1.8 */
/*  中文排版优先：h1 中文为主，英文为辅；遵循 CJK 行高规则        */
/* ═══════════════════════════════════════════════════════════════ */

:root {
  --bg-deep: #0A0A0F;
  --bg-card: rgba(20,18,16,0.72);
  --gold: #BFA06A;
  --gold-dim: rgba(191,160,106,0.65);
  --gold-line: rgba(191,160,106,0.16);
  --gold-line-light: rgba(191,160,106,0.28);
  --text-1: #F5F3EE;
  --text-2: #B8B4AE;
  --text-3: #6B6660;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;

  /* Font stacks — Scene 03 标准 */
  --font-en: 'Inter', sans-serif;
  --font-cn: 'Noto Sans SC', sans-serif;
  --font-base: 'Inter', 'Noto Sans SC', sans-serif;
}

/* ═══ Reset & Base ═══ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-base);
  background: var(--bg-deep);
  color: var(--text-1);
  line-height: 1.8;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ═══ 字体加载 — 关键 weights ═══ */
/* Inter 实际可用 100-900 */
/* Noto Sans SC 200/300/400/500 */

*, *::before, *::after {
  /* 默认中文元素 */
  font-family: var(--font-cn);
  font-weight: 300;
}
/* 英文元素全局默认 */
:lang(en), .en, [data-en] {
  font-family: var(--font-en);
  font-weight: 400;
}

/* ═══ 排版规范类 (Typography scale) ═══ */

/* 中文主标题 — page h1 */
.ls-cn-h1, .page-header h1 {
  font-family: var(--font-cn);
  font-size: clamp(24px, 4.5vw, 36px);
  font-weight: 300;
  color: var(--text-1);
  letter-spacing: 0.3em;
  text-indent: 0.3em;
  line-height: 1.6;
}

/* 英文副标 — page h1 下 */
.ls-en-h1, .page-header .subtitle {
  font-family: var(--font-en);
  font-size: clamp(11px, 1.5vw, 14px);
  font-weight: 400;
  color: var(--gold);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  text-transform: uppercase;
  line-height: 1.4;
}

/* 中文副标 */
.ls-cn-sub {
  font-family: var(--font-cn);
  font-weight: 300;
  font-size: clamp(11px, 1.5vw, 13px);
  color: var(--text-2);
  letter-spacing: 0.35em;
  text-indent: 0.35em;
  line-height: 1.8;
}

/* 英文小副标 */
.ls-en-sub {
  font-family: var(--font-en);
  font-weight: 400;
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  text-transform: uppercase;
  line-height: 1.4;
}

/* 中文 tag */
.ls-cn-tag {
  font-family: var(--font-cn);
  font-weight: 300;
  font-size: 11px;
  color: var(--text-2);
  letter-spacing: 0.35em;
  text-indent: 0.35em;
  line-height: 1.6;
}

/* 英文 tag */
.ls-en-tag {
  font-family: var(--font-en);
  font-weight: 400;
  font-size: 10px;
  color: var(--gold-dim);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  text-transform: uppercase;
  line-height: 1.4;
}

/* 中文正文 */
.ls-cn-body {
  font-family: var(--font-cn);
  font-weight: 300;
  font-size: 13px;
  color: var(--text-1);
  letter-spacing: 0.12em;
  line-height: 2.0;
}

/* 英文正文 */
.ls-en-body {
  font-family: var(--font-en);
  font-weight: 400;
  font-size: 11px;
  color: var(--text-2);
  letter-spacing: 0.25em;
  text-indent: 0.25em;
  line-height: 1.8;
}

/* ═══ Top Nav ═══ */
.page-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background: linear-gradient(180deg, rgba(10,10,15,0.95) 60%, rgba(10,10,15,0) 100%);
  backdrop-filter: blur(8px);
}
.page-nav .back {
  display: flex; align-items: center; gap: 6px;
  color: var(--gold-dim); font-size: 12px; text-decoration: none;
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.35em; text-indent: 0.35em;
  transition: color 0.2s;
}
.page-nav .back:hover { color: var(--gold); }
.page-nav .back svg { width: 20px; height: 20px; flex-shrink: 0; }
.page-nav .logo {
  font-family: var(--font-en); font-size: 12px; font-weight: 200;
  color: var(--gold); letter-spacing: 0.42em; text-indent: 0.42em;
  text-decoration: none;
}
.page-nav .auth-link {
  font-family: var(--font-cn); font-size: 12px; font-weight: 300;
  color: var(--gold-dim); letter-spacing: 0.25em; text-indent: 0.25em;
  text-decoration: none; border: 1px solid rgba(191,160,106,0.3);
  border-radius: 20px; padding: 6px 16px; transition: color 0.2s, border-color 0.2s;
  touch-action: manipulation; -webkit-tap-highlight-color: transparent;
}
.page-nav .auth-link:hover { color: var(--gold); border-color: var(--gold-dim); }
.page-nav .auth-link.logged-in {
  color: #9BC38B; border-color: rgba(90,170,90,0.35); background: rgba(90,170,90,0.06);
}
.page-nav .auth-link.my-link {
  color: var(--text-3); border-color: transparent; padding: 6px 10px;
}
.page-nav .auth-link.my-link:hover { color: var(--gold); border-color: transparent; }

/* ═══ Page Header ═══ */
.page-header {
  padding: 100px var(--space-md) var(--space-lg);
  text-align: center;
  max-width: 680px; margin: 0 auto;
}
.page-header h1 { margin-bottom: var(--space-sm); }
.page-header .divider {
  width: 48px; height: 1px; background: var(--gold-dim);
  margin: var(--space-md) auto 0;
}

/* ═══ Content Container ═══ */
.page-content {
  max-width: 1024px; margin: 0 auto; padding: 0 var(--space-md) var(--space-xl);
}

/* ═══ Cards ═══ */
.card {
  background: var(--bg-card); border: 1px solid var(--gold-line);
  border-radius: 12px; padding: var(--space-md);
  backdrop-filter: blur(12px);
}

/* ═══ Buttons ═══ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 24px; border-radius: 8px; font-size: 12px;
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.35em; text-indent: 0.35em;
  cursor: pointer; border: 1px solid var(--gold-line);
  background: rgba(191,160,106,0.08); color: var(--gold);
  text-decoration: none; transition: background 0.2s, border-color 0.2s;
}
.btn:hover { background: rgba(191,160,106,0.16); border-color: var(--gold-dim); }
.btn-primary { background: rgba(191,160,106,0.18); border-color: var(--gold-dim); color: var(--text-1); }
.btn-primary:hover { background: rgba(191,160,106,0.28); }

/* ═══ Inputs ═══ */
.input-field {
  width: 100%; padding: 12px 16px; border-radius: 8px;
  background: rgba(10,10,15,0.6); border: 1px solid var(--gold-line);
  color: var(--text-1); font-size: 13px;
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.12em;
  transition: border-color 0.2s;
}
.input-field:focus { outline: none; border-color: var(--gold-dim); }
.input-field::placeholder { color: var(--text-3); font-family: var(--font-cn); font-weight: 300; }
.input-label {
  display: block; font-size: 11px; color: var(--text-2);
  margin-bottom: 6px; font-weight: 300;
  font-family: var(--font-cn); letter-spacing: 0.35em; text-indent: 0.35em;
}

/* ═══ Tab Bar ═══ */
.tab-bar {
  display: flex; gap: 2px; overflow-x: auto; padding-bottom: 4px;
  border-bottom: 1px solid var(--gold-line); margin-bottom: var(--space-md);
  -webkit-overflow-scrolling: touch;
}
.tab-bar::-webkit-scrollbar { display: none; }
.tab-btn {
  flex-shrink: 0; padding: 8px 16px; font-size: 12px;
  color: var(--text-2); background: none; border: none; cursor: pointer;
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.35em; text-indent: 0.35em;
  border-bottom: 2px solid transparent; transition: color 0.2s, border-color 0.2s;
}
.tab-btn.active { color: var(--gold); border-bottom-color: var(--gold); }
.tab-btn:hover { color: var(--text-1); }

/* ═══ Grid ═══ */
.card-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-sm);
}
@media (min-width: 640px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .card-grid { grid-template-columns: repeat(4, 1fr); } }

/* ═══ Footer ═══ */
.page-footer {
  text-align: center; padding: var(--space-lg) var(--space-md);
  color: var(--text-3); font-size: 11px;
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.35em; text-indent: 0.35em;
  border-top: 1px solid var(--gold-line);
  max-width: 1024px; margin: 0 auto;
}

/* ═══ Responsive ═══ */
@media (max-width: 480px) {
  .page-header { padding: 80px var(--space-sm) var(--space-md); }
  .page-content { padding: 0 var(--space-sm) var(--space-lg); }
  .page-nav { padding: 10px var(--space-sm); }
}

/* ═══ Custom Select (全站通用) ═══ */
.custom-select { position: relative; width: 100%; }
.custom-select > select {
  position: absolute !important; opacity: 0 !important;
  width: 1px; height: 1px; pointer-events: none;
  left: 0; top: 0;
}
.cs-trigger {
  width: 100%; padding: 12px 16px; border-radius: 8px;
  background: rgba(10,10,15,0.6); border: 1px solid var(--gold-line);
  color: var(--text-1); font-size: 13px;
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.12em;
  text-align: left; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  transition: border-color 0.2s, background 0.2s;
  appearance: none; -webkit-appearance: none;
  min-height: 44px;
}
.cs-trigger:hover { border-color: var(--gold-dim); }
.cs-trigger:focus { outline: none; border-color: var(--gold-dim); }
.custom-select.open .cs-trigger { border-color: var(--gold-dim); background: rgba(10,10,15,0.8); }
.cs-label {
  flex: 1; min-width: 0; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap;
}
.cs-label.placeholder { color: var(--text-3); }
.cs-chev {
  width: 14px; height: 14px; flex-shrink: 0; color: var(--text-3);
  transition: transform 0.2s, color 0.2s;
  display: flex; align-items: center; justify-content: center;
}
.cs-chev svg { width: 100%; height: 100%; }
.custom-select.open .cs-chev { transform: rotate(180deg); color: var(--gold); }

.cs-panel {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0;
  background: rgba(15, 12, 10, 0.98); border: 1px solid var(--gold-line-light);
  border-radius: 8px; padding: 4px;
  z-index: 50; max-height: 240px; overflow-y: auto;
  display: none; backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.6), 0 0 0 1px rgba(191,160,106,0.05);
  -webkit-overflow-scrolling: touch;
}
.custom-select.open .cs-panel { display: block; }
.cs-panel li {
  padding: 10px 12px; cursor: pointer; border-radius: 6px;
  font-size: 13px; color: var(--text-2);
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.12em;
  transition: background 0.15s, color 0.15s;
  list-style: none; min-height: 40px;
  display: flex; align-items: center;
}
.cs-panel li:hover,
.cs-panel li.active { background: rgba(191,160,106,0.12); color: var(--text-1); }
.cs-panel li.selected { color: var(--gold); background: rgba(191,160,106,.08); }
.cs-panel li.selected::after {
  content: '✓'; margin-left: auto; color: var(--gold); font-weight: 500;
}

/* ═══ Custom Date / Time Picker ═══ */
.dt-wrap { position: relative; width: 100%; }
.dt-wrap > input { position: absolute !important; opacity: 0 !important; width: 1px; height: 1px; pointer-events: none; }
.dt-trigger {
  width: 100%; padding: 12px 16px; border-radius: 8px;
  background: rgba(10,10,15,0.6); border: 1px solid var(--gold-line);
  color: var(--text-1); font-size: 13px;
  font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.12em;
  text-align: left; cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  appearance: none; -webkit-appearance: none;
  min-height: 44px;
}
.dt-trigger:hover { border-color: var(--gold-dim); }
.dt-trigger:focus { outline: none; border-color: var(--gold-dim); }
.dt-wrap.open .dt-trigger { border-color: var(--gold-dim); background: rgba(10,10,15,0.8); }

.dt-popup {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0;
  background: rgba(15, 12, 10, 0.98); border: 1px solid var(--gold-line-light);
  border-radius: 10px; padding: var(--space-sm);
  z-index: 50; display: none; backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.6), 0 0 0 1px rgba(191,160,106,0.05);
}
.dt-wrap.open .dt-popup { display: block; }

.dt-year-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 0 8px; margin-bottom: 4px;
  border-bottom: 1px solid var(--gold-line);
}
.dt-year-label {
  font-family: var(--font-en); font-size: 12px; font-weight: 200;
  color: var(--gold); letter-spacing: 0.42em; text-indent: 0.42em;
  cursor: pointer; user-select: none;
  padding: 4px 12px; border-radius: 6px;
  border: 1px solid transparent; transition: all .15s;
}
.dt-year-label:hover { border-color: var(--gold-line-light); }
.dt-year-label.picking { color: #fff; border-color: var(--gold); background: rgba(191,160,106,.08); }
.dt-year-prev, .dt-year-next {
  background: none; border: 1px solid var(--gold-line); border-radius: 6px;
  color: var(--text-2); font-size: 1.125rem; width: 32px; height: 32px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: border-color .2s, color .2s;
}
.dt-year-prev:hover, .dt-year-next:hover { border-color: var(--gold-dim); color: var(--gold); }

.dt-month-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px;
  padding: 8px 0;
}
.dt-month-btn {
  padding: 7px 4px; border-radius: 6px; text-align: center;
  font-size: 12px; color: var(--text-2); cursor: pointer;
  border: 1px solid transparent; background: none;
  transition: all .15s; font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.35em; text-indent: 0.35em;
}
.dt-month-btn:hover { border-color: var(--gold-line-light); color: var(--text-1); }
.dt-month-btn.active { color: var(--gold); border-color: var(--gold); background: rgba(191,160,106,.08); }

.dt-year-pick { display: none; }
.dt-year-col {
  height: 200px; overflow-y: auto; -webkit-overflow-scrolling: touch;
  scroll-snap-type: y mandatory;
  border: 1px solid var(--gold-line); border-radius: 8px;
  margin: 8px 0;
}
.dt-year-item {
  display: block; padding: 10px 16px; text-align: center;
  cursor: pointer; color: var(--text-2); font-size: 12px;
  font-family: var(--font-en); font-weight: 400;
  letter-spacing: 0.42em; text-indent: 0.42em;
  scroll-snap-align: center; transition: all .15s;
}
.dt-year-item:hover { color: var(--text-1); background: rgba(191,160,106,.06); }
.dt-year-item.active { color: var(--gold); font-weight: 500; background: rgba(191,160,106,.1); }

.dt-weekday-row {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px;
  padding: 6px 0 4px; border-top: 1px solid var(--gold-line);
  text-align: center; font-size: 10px; color: var(--text-3);
  font-family: var(--font-en); font-weight: 400;
  letter-spacing: 0.42em; text-indent: 0.42em;
}
.dt-day-grid {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px;
}
.dt-day {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--text-1); cursor: pointer;
  font-family: var(--font-en); font-weight: 400;
  letter-spacing: 0.42em; text-indent: 0.42em;
  border-radius: 6px; border: 1px solid transparent;
  transition: all .15s; min-height: 32px;
}
.dt-day.empty { cursor: default; }
.dt-day:not(.empty):hover { border-color: var(--gold-line-light); background: rgba(191,160,106,.06); }
.dt-day.active { color: var(--gold); border-color: var(--gold); background: rgba(191,160,106,.1); }

.dt-time-popup { padding: var(--space-sm); }
.dt-time-display {
  text-align: center; font-size: 1.5rem; color: var(--gold);
  font-family: var(--font-en); font-weight: 400;
  letter-spacing: 0.42em; text-indent: 0.42em;
  padding: 8px 0 12px;
  border-bottom: 1px solid var(--gold-line); margin-bottom: 8px;
}
.dt-time-sep { margin: 0 4px; }

.dt-time-cols {
  display: flex; gap: 1px; height: 200px;
  border: 1px solid var(--gold-line); border-radius: 8px;
  overflow: hidden;
}
.dt-time-col {
  flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch;
  scroll-snap-type: y mandatory;
}
.dt-time-col:first-child { border-right: 1px solid var(--gold-line); }
.dt-time-item {
  display: block; padding: 10px 8px; text-align: center;
  cursor: pointer; color: var(--text-2); font-size: 13px;
  font-family: var(--font-en); font-weight: 400;
  letter-spacing: 0.42em; text-indent: 0.42em;
  scroll-snap-align: center; transition: all .15s;
}
.dt-time-item:hover { color: var(--text-1); background: rgba(191,160,106,.06); }
.dt-time-item.active { color: var(--gold); font-weight: 500; background: rgba(191,160,106,.1); }

.dt-actions {
  display: flex; gap: 8px; padding-top: 8px;
  border-top: 1px solid var(--gold-line); margin-top: 8px;
}
.dt-actions button {
  flex: 1; padding: 8px; border-radius: 6px;
  font-size: 11px; cursor: pointer; font-family: var(--font-cn); font-weight: 300;
  letter-spacing: 0.35em; text-indent: 0.35em;
  transition: all .15s; border: 1px solid var(--gold-line);
  background: none; color: var(--text-2);
}
.dt-actions button:hover { border-color: var(--gold-dim); color: var(--text-1); }
.dt-actions .dt-confirm {
  background: var(--gold); color: #1a1a1a; border-color: var(--gold);
  font-weight: 400;
}