/* 同行的人：头像、空位、“这次同行 / 邀请同行人”抽屉里的内容、一句话提示。
   首页和账号类页面共用；只用 lt- 开头的类名，不和各页面自己的样式打架。抽屉外壳用各页面的 .drawer-overlay / .drawer-sheet。 */
:root {
  --lt-blue: #3A86FF;
  --lt-pink: #FF006E;
  --lt-accent: #6366F1;
  --lt-gradient: linear-gradient(135deg, #6366F1 0%, #A855F7 100%);
  --lt-text: #0F172A;
  --lt-light: #64748B;
  --lt-hint: #94A3B8;
  --lt-divider: #F1F5F9;
  --lt-input: #F1F5F9;
  --lt-danger: #FF4336;
  --lt-shadow-accent: 0 8px 20px rgba(99, 102, 241, 0.25);
}
.lt-i { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* 头像：取昵称首字；两个人的行程按座位上色 */
.lt-av { display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; color: #fff; font-weight: 700; flex-shrink: 0; width: 36px; height: 36px; font-size: 15px; background: var(--lt-gradient); line-height: 1; }
.lt-av.xs { width: 22px; height: 22px; font-size: 11px; }
.lt-av.sm { width: 30px; height: 30px; font-size: 13px; }
.lt-av.lg { width: 52px; height: 52px; font-size: 20px; }
.lt-av.xl { width: 72px; height: 72px; font-size: 28px; }
.lt-av.male { background: var(--lt-blue); }
.lt-av.female { background: var(--lt-pink); }
.lt-av.ghost { opacity: 0.4; }
.lt-gap { display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; border: 1.5px dashed #CBD5E1; background: #fff; color: var(--lt-light); flex-shrink: 0; width: 36px; height: 36px; }
.lt-gap .lt-i { width: 16px; height: 16px; }
.lt-gap.xs { width: 22px; height: 22px; } .lt-gap.xs .lt-i { width: 11px; height: 11px; }
.lt-gap.sm { width: 30px; height: 30px; } .lt-gap.sm .lt-i { width: 14px; height: 14px; }
.lt-gap.xl { width: 72px; height: 72px; } .lt-gap.xl .lt-i { width: 26px; height: 26px; }
.lt-pair { display: inline-flex; align-items: center; }
.lt-pair > * { box-shadow: 0 0 0 2px #F8FAFC; }
.lt-pair > * + * { margin-left: -6px; }
.lt-crew-btn { display: inline-flex; align-items: center; border: 0; background: none; padding: 0; cursor: pointer; transition: transform .15s; -webkit-tap-highlight-color: transparent; }
.lt-crew-btn:active { transform: scale(0.94); }

/* 抽屉里的内容 */
.lt-sheet { color: var(--lt-text); font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Segoe UI', Roboto, system-ui, sans-serif; }
.lt-sheet-title { font-size: 17px; font-weight: 700; }
.lt-sheet-note { font-size: 13px; color: var(--lt-light); margin-top: 6px; line-height: 1.6; }
.lt-sheet-head { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; }
.lt-sheet-head .lt-sheet-note { margin-top: 2px; }
.lt-label { font-size: 13px; font-weight: 600; color: var(--lt-light); margin: 18px 2px 2px; }
.lt-list { margin-top: 8px; }
.lt-opt { display: flex; align-items: center; gap: 14px; width: 100%; padding: 15px 2px; border: 0; border-bottom: 1px solid var(--lt-divider); background: none; font: inherit; font-size: 16px; font-weight: 500; color: inherit; text-align: left; cursor: pointer; }
.lt-opt:last-child { border-bottom: 0; }
.lt-opt .lt-grow { flex: 1; min-width: 0; }
.lt-opt .lt-sub { display: block; font-size: 12px; color: var(--lt-light); font-weight: 400; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lt-opt.danger { color: var(--lt-danger); }
.lt-opt.cancel { justify-content: center; color: var(--lt-light); }
.lt-opt .lt-chev { color: #CBD5E1; }
.lt-tag { display: inline-block; font-size: 11px; font-weight: 600; color: var(--lt-light); background: var(--lt-input); border-radius: 100px; padding: 2px 8px; margin-left: 6px; vertical-align: 2px; }
.lt-btn-primary { display: block; width: 100%; padding: 15px; margin-top: 16px; border: 0; background: var(--lt-gradient); color: #fff; border-radius: 16px; font: inherit; font-size: 16px; font-weight: 600; box-shadow: var(--lt-shadow-accent); text-align: center; cursor: pointer; transition: transform .2s; }
.lt-btn-primary:active { transform: scale(0.98); box-shadow: none; }
.lt-btn-text { display: block; width: 100%; padding: 14px; margin-top: 6px; border: 0; background: none; font: inherit; font-size: 15px; font-weight: 600; color: var(--lt-light); text-align: center; cursor: pointer; }
.lt-btn-text.danger { color: var(--lt-danger); }
.lt-mini-btn { padding: 7px 14px; border: 0; border-radius: 100px; font: inherit; font-size: 13px; font-weight: 600; background: var(--lt-input); color: inherit; white-space: nowrap; cursor: pointer; }
.lt-mini-btn.accent { background: var(--lt-gradient); color: #fff; }
.lt-text-btn { padding: 7px 10px; border: 0; background: none; font: inherit; font-size: 13px; font-weight: 600; color: var(--lt-light); white-space: nowrap; cursor: pointer; }
.lt-code-line { display: flex; align-items: center; gap: 10px; margin-top: 14px; padding: 12px 8px 12px 16px; border-radius: 16px; background: var(--lt-input); text-align: left; }
.lt-code-line .lt-grow { flex: 1; min-width: 0; }
.lt-code-line .lt-lbl { font-size: 12px; color: var(--lt-light); }
.lt-code-line .lt-num { font-size: 22px; font-weight: 800; letter-spacing: 0.15em; font-variant-numeric: tabular-nums; }
.lt-swatch { display: inline-flex; width: 20px; justify-content: center; }
.lt-swatch i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.lt-swatch i + i { margin-left: -3px; }

/* 一句话提示 */
.lt-toast { position: fixed; left: 50%; bottom: calc(32px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 900; max-width: 86%; padding: 11px 18px; border-radius: 100px; background: rgba(15,23,42,0.92); color: #fff; font-size: 14px; font-weight: 500; text-align: center; display: none; font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', sans-serif; }
.lt-toast.with-nav { bottom: calc(100px + env(safe-area-inset-bottom)); }