:root {
  --bg: #0d1220;
  --bg-2: #141b2e;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.08);
  --text: #eaf0fb;
  --text-dim: #9aa7c0;
  --text-faint: #6b7690;
  --accent: #5aa7ff;
  --precip: #4da3ff;
  --rain-text: #7cc0ff;
  --warn: #ffb454;
  --radius: 18px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

/* hidden 属性必须胜过任何 display 规则（如 .icon-btn 的 display:grid），否则隐藏失效 */
[hidden] { display: none !important; }

/* 键盘焦点可见性（视觉方向：accent 2px 描边） */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
/* 表单输入框的基类 outline:none 特异性高于 :focus-visible，需显式补回键盘焦点轮廓 */
.pd-form input:focus-visible, #pd-input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
#pd-input:focus { border-color: var(--accent); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

html { -webkit-text-size-adjust: 100%; scrollbar-gutter: stable; }

body {
  background:
    radial-gradient(120% 60% at 50% -10%, #1c2b52 0%, transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}

#app { max-width: 480px; margin: 0 auto; padding: calc(12px + var(--safe-top)) 14px var(--safe-bottom); }

button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 4px 14px;
}
.topbar h1 { font-size: 19px; font-weight: 600; letter-spacing: 0.02em; cursor: pointer; }
.topbar h1::after { content: '▾'; font-size: 12px; color: var(--text-faint); margin-left: 5px; vertical-align: 2px; }
.updated { font-size: 11px; color: var(--text-faint); margin-top: 2px; }
.location-source { font-size: 10px; color: var(--text-faint); margin-top: 1px; }
.updated.offline { color: #ffd08a; }
.topbar-actions { display: flex; gap: 6px; }
.icon-btn {
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--card); border: 1px solid var(--card-border);
  transition: transform 0.15s;
}
.icon-btn:active { transform: scale(0.92); }
.icon-btn svg { fill: none; stroke: var(--text-dim); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
#btn-refresh.spinning svg { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 通用 ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
}
.card h2 {
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em;
  color: var(--text-dim); margin-bottom: 12px;
}
.section-hint { float: right; font-size: 10px; font-weight: 400; letter-spacing: 0; color: var(--text-faint); }
.section-note { font-size: 12px; color: var(--text-dim); margin-top: 10px; }

/* ---------- 实况 ---------- */
.hero { position: relative; padding: 20px 16px 16px; }
.hero-main { display: flex; align-items: center; gap: 14px; }
.hero-temp { font-size: 64px; font-weight: 200; letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.hero-temp sup { font-size: 24px; font-weight: 300; margin-left: 2px; }
.hero-side { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.hero-text { font-size: 15px; }
.hero-feels { font-size: 13px; color: var(--text-dim); margin-top: 6px; }
.hero-keypoint {
  margin-top: 10px; font-size: 13px; color: var(--text-dim);
  padding: 8px 10px; border-radius: 10px; background: rgba(255,255,255,0.04);
}
.rainband {
  margin-top: 8px; font-size: 12.5px; color: var(--rain-text);
  padding: 6px 10px; border-radius: 10px;
  background: rgba(77, 163, 255, 0.10);
}
.hero-metrics { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 14px; }
.metric { display: flex; flex-direction: column; gap: 1px; }
.metric .k { font-size: 11px; color: var(--text-faint); }
.metric .v { font-size: 14px; font-variant-numeric: tabular-nums; }

/* ---------- 预警 ---------- */
.alert-item {
  background: rgba(255, 107, 107, 0.08);
  border: 1px solid rgba(255, 107, 107, 0.35);
  border-radius: 14px; padding: 10px 12px; margin-bottom: 8px;
}
.alert-item .a-title { font-size: 14px; font-weight: 600; color: #ff9d9d; }
.alert-item .a-desc { font-size: 12.5px; color: var(--text-dim); margin-top: 3px; }
.alert-item .a-src { font-size: 11px; color: var(--text-faint); margin-top: 4px; }

/* ---------- 图表 ---------- */
.chart { position: relative; }
.chart svg { display: block; width: 100%; height: 90px; }
#hourly-chart > svg { height: auto; aspect-ratio: 5 / 1; }
.chart-labels { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-faint); margin-top: 4px; }
.chart-legend { display: flex; gap: 14px; margin-top: 4px; font-size: 11px; color: var(--text-faint); }
.chart-legend .lg::before { content: ''; display: inline-block; width: 14px; height: 3px; border-radius: 2px; margin-right: 5px; vertical-align: middle; }
.lg-solid::before { background: var(--accent); }
.lg-dash::before { background: repeating-linear-gradient(90deg, #9aa7c0 0 3px, transparent 3px 5px); }
.lg-rain::before { background: rgba(77, 163, 255, 0.45); }

/* ---------- 趋势文案 ---------- */
.trend { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.trend-item {
  font-size: 12px; padding: 3px 10px; border-radius: 999px;
  background: rgba(90, 167, 255, 0.10); color: var(--accent);
}

/* ---------- 分享按钮 ---------- */
.hero-share { position: absolute; top: 12px; right: 12px; }

/* ---------- 下拉刷新指示器 ---------- */
#pull-indicator {
  position: fixed; top: calc(6px + var(--safe-top)); left: 50%; transform: translateX(-50%);
  font-size: 12px; color: var(--text-dim);
  background: var(--card); border: 1px solid var(--card-border);
  padding: 4px 14px; border-radius: 999px; z-index: 10;
}

/* ---------- 今日生活指数 ---------- */
.life-index { margin-top: 12px; }
.li-row { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 12.5px; color: var(--text-dim); }
.li-item b { color: var(--text-faint); font-weight: 500; margin-right: 5px; }
.li-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  font-size: 11.5px; padding: 3px 10px; border-radius: 999px;
  background: rgba(255, 180, 84, 0.12); color: #ffd08a;
}

/* ---------- 通勤天气 ---------- */
.mini-btn {
  float: right; font-size: 11px; color: var(--text-dim);
  border: 1px solid var(--card-border); border-radius: 999px;
  padding: 2px 10px;
}
.mini-btn:active { background: rgba(255,255,255,0.1); }
#commute-slots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.slot {
  display: grid; grid-template-columns: 24px minmax(0, 1fr);
  align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 10px; background: rgba(255,255,255,0.04);
  font-size: 13px;
}
.slot.rain { background: rgba(77, 163, 255, 0.10); border: 1px solid rgba(77, 163, 255, 0.25); }
.slot .s-label { display: flex; min-width: 0; grid-column: 1 / -1; flex-direction: column; color: var(--text-dim); }
.slot .s-label b { font-weight: 500; white-space: nowrap; }
.slot .s-label small { color: var(--text-faint); font-size: 11px; line-height: 1.3; white-space: nowrap; }
.slot .s-icon { grid-column: 1; grid-row: 2 / span 2; align-self: center; }
.slot .s-icon svg { width: 20px; height: 20px; display: block; }
.slot .s-text { font-weight: 500; }
.slot .s-feels { color: var(--text-faint); font-size: 12px; }
.slot .s-rain { grid-column: 1 / -1; color: var(--rain-text); font-weight: 600; min-width: 0; text-align: left; }
.slot .s-ok { grid-column: 1 / -1; color: var(--text-faint); justify-self: start; }
.slot-empty .s-text { grid-column: 1 / -1; text-align: left; color: var(--text-faint); }

/* ---------- 每日展开：白天/夜间分段 ---------- */
.segs { display: flex; flex-direction: column; gap: 6px; margin-bottom: 8px; }
.seg {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 10px; border-radius: 10px; background: rgba(255,255,255,0.04);
  font-size: 12.5px;
}
.seg .seg-label { color: var(--text-faint); flex: 0 0 84px; }
.seg .seg-icon { flex: 0 0 20px; }
.seg .seg-icon svg { width: 20px; height: 20px; display: block; }
.seg .seg-sky { flex: 1 1 auto; min-width: 0; font-weight: 600; }
.seg .seg-temp { margin-left: auto; color: var(--text-dim); font-variant-numeric: tabular-nums; }
.seg .seg-precip { flex: 0 0 60px; color: var(--rain-text); text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- 分时（单条滚动，上下两条同步轨道） ---------- */
.hourly-day-viewport { overflow: hidden; margin-bottom: 4px; }
.hourly-day-track { display: flex; gap: 2px; width: max-content; }
.hourly-day {
  flex: 0 0 auto; display: flex; align-items: center; gap: 6px;
  min-height: 26px; padding: 4px 10px; border-radius: 999px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--card-border);
  font-size: 11px; letter-spacing: 0.03em; white-space: nowrap;
}
.hsep-day { color: var(--text-dim); font-weight: 600; }
.hsep-rain { color: var(--rain-text); }
.hsep-wind { color: #ffd08a; }
.hday-cells { display: flex; gap: 2px; overflow-x: auto; -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity; scrollbar-width: none; scrollbar-gutter: stable; overscroll-behavior-x: contain; }
.hday-cells::-webkit-scrollbar { display: none; }
.hcell.rain { background: rgba(77, 163, 255, 0.10); border-radius: 10px; }
.hcell.wind { background: rgba(255, 180, 84, 0.10); border-radius: 10px; }
.hcell {
  flex: 0 0 56px; display: flex; flex-direction: column; align-items: center;
  gap: 6px; padding: 6px 2px 8px; scroll-snap-align: start;
}
.hcell .t { font-size: 12px; color: var(--text-dim); }
.hcell .w { width: 24px; height: 24px; display: grid; place-items: center; }
.hcell .w svg { width: 24px; height: 24px; }
.hcell .pr { font-size: 10px; color: var(--rain-text); height: 13px; font-variant-numeric: tabular-nums; }
.hcell .prbar { width: 14px; border-radius: 4px; background: rgba(77, 163, 255, 0.18); position: relative; height: 28px; }
.hcell .prbar > i { position: absolute; left: 0; right: 0; bottom: 0; border-radius: 4px; background: var(--precip); opacity: 0.85; }
.hcell .tmp { font-size: 15px; font-weight: 500; font-variant-numeric: tabular-nums; }

/* ---------- 15 天 ---------- */
.drow {
  margin: 0 4px;
  padding: 11px 10px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: rgba(255,255,255,0.018);
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}
.drow + .drow { margin-top: 6px; }
.drow .line1 { display: flex; align-items: center; gap: 10px; }
.drow .d-day { width: 42px; font-size: 14px; font-weight: 500; }
.drow .d-date { font-size: 11px; color: var(--text-faint); margin-top: 1px; }
.drow .w { width: 26px; height: 26px; display: grid; place-items: center; }
.drow .w svg { width: 26px; height: 26px; }
.drow .d-precip { flex: 0 0 52px; text-align: right; font-size: 12px; color: var(--rain-text); font-variant-numeric: tabular-nums; }
.drow .d-temps { flex: 1; display: flex; align-items: center; gap: 8px; min-width: 0; }
.drow .d-chevron {
  position: relative; flex: 0 0 20px; width: 20px; height: 20px;
}
.drow .d-chevron::before {
  content: ''; position: absolute; left: 5px; top: 4px;
  width: 8px; height: 8px; border-right: 1.5px solid var(--text-faint);
  border-bottom: 1.5px solid var(--text-faint); transform: rotate(45deg);
  transition: transform 0.15s ease, top 0.15s ease;
}
.drow.open .d-chevron::before { top: 8px; transform: rotate(225deg); }
.drow .lo { font-size: 13px; color: var(--text-dim); font-variant-numeric: tabular-nums; }
.drow .hi { font-size: 14px; font-weight: 500; font-variant-numeric: tabular-nums; }
.track {
  position: relative; flex: 1; height: 4px; min-width: 40px;
  border-radius: 3px; background: rgba(255,255,255,0.08);
  overflow: visible;
}
.track .range {
  position: absolute; top: -2px; height: 8px; border-radius: 4px;
  background: linear-gradient(90deg, var(--accent), #ffb454);
}
.drow .hist {
  display: none; margin-top: 10px; padding: 10px;
  background: rgba(255,255,255,0.04); border-radius: 10px;
  font-size: 12.5px; color: var(--text-dim);
}
.drow.open { background: rgba(255,255,255,0.035); border-color: var(--card-border); }
.drow.open .hist { display: block; }
.drow .hist b { color: var(--text); font-weight: 600; }
.drow .hist .h-weather { display: inline-flex; align-items: center; gap: 6px; margin-bottom: 4px; }
.drow .hist .h-weather svg { width: 20px; height: 20px; }
.daily-advice { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 8px 0 2px; }
.advice-title { color: var(--text); font-size: 12px; font-weight: 600; }
.advice-chip { padding: 3px 8px; border-radius: 999px; background: rgba(255, 180, 84, 0.12); color: #ffd08a; font-size: 11.5px; }
.drow .h-details { margin-top: 6px; display: flex; flex-wrap: wrap; gap: 3px 14px; font-size: 12px; color: var(--text-faint); }
.hist-chip { display: inline-block; font-size: 11px; padding: 1px 8px; border-radius: 8px; background: rgba(77,163,255,0.12); color: var(--rain-text); }

/* ---------- 错误 ---------- */
.error-banner {
  background: rgba(255, 107, 107, 0.12); border: 1px solid rgba(255,107,107,0.4);
  color: #ffb3b3; border-radius: 12px; padding: 10px 14px; margin-bottom: 12px;
  font-size: 13px;
}
.error-banner button {
  margin-left: 8px; font-size: 12.5px; color: var(--accent);
  border: 1px solid rgba(90, 167, 255, 0.4); border-radius: 999px; padding: 3px 12px;
}

/* ---------- 主屏安装引导（iOS） ---------- */
.install-hint {
  display: flex; align-items: center; gap: 8px;
  background: rgba(90, 167, 255, 0.12); border: 1px solid rgba(90, 167, 255, 0.3);
  color: #9cc6ff; border-radius: 12px; padding: 8px 12px; margin-bottom: 12px;
  font-size: 12.5px;
}
.install-hint-copy { display: flex; flex: 1; min-width: 0; flex-direction: column; gap: 1px; }
#install-hint-title { color: var(--text); font-size: 13px; font-weight: 600; }
.install-hint-copy span { color: #9cc6ff; }
.install-hint button {
  position: relative; flex: 0 0 auto; min-height: 32px;
}
.install-hint .install-hint-action { margin-inline-start: auto; padding: 4px 12px; font-size: 12px; color: var(--accent); border: 1px solid rgba(90, 167, 255, 0.35); border-radius: 999px; white-space: nowrap; }
.install-hint .install-hint-close { padding: 4px 6px; color: var(--text-faint); font-size: 12px; white-space: nowrap; }
.install-hint button::after { content: ''; position: absolute; inset: -10px; } /* ≥44px 触控命中区 */

/* ---------- 页脚 ---------- */
.footer { text-align: center; font-size: 11px; color: var(--text-faint); padding: 14px 0 18px; }

/* ---------- 地点选择对话框 ---------- */
#place-dialog, #coords-dialog, #commute-dialog {
  width: min(92vw, 420px);
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 16px;
  margin: auto;
}
#place-dialog::backdrop, #coords-dialog::backdrop, #commute-dialog::backdrop { background: rgba(5, 8, 18, 0.7); backdrop-filter: blur(2px); }
.pd-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.pd-title { font-size: 16px; font-weight: 600; }
.pd-places-label { font-size: 11px; color: var(--text-faint); margin-bottom: 6px; }
.pd-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.pd-chip {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12.5px; padding: 4px 4px 4px 11px; border-radius: 999px;
  background: rgba(255,255,255,0.06); border: 1px solid var(--card-border);
  cursor: pointer;
}
.pd-chip.active { background: rgba(90, 167, 255, 0.18); border-color: var(--accent); color: var(--accent); }
.pd-chip-del {
  position: relative; display: grid; place-items: center;
  width: 22px; height: 22px; margin-left: 2px;
  color: var(--text-faint); font-size: 15px; line-height: 1;
}
.pd-chip-del::after { content: ''; position: absolute; inset: -11px; } /* ≥44px 触控命中区 */
.pd-chip-del:active { color: var(--text); }
#pd-close { position: relative; }
#pd-close::after { content: ''; position: absolute; inset: -12px; }
.pd-form { display: flex; flex-direction: column; gap: 10px; margin-bottom: 10px; }
.pd-form label { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); }
.pd-form input {
  flex: 1; min-width: 0; padding: 9px 10px;
  font: inherit; font-size: 16px; color: var(--text);
  background: rgba(255,255,255,0.06); border: 1px solid var(--card-border); border-radius: 10px;
  outline: none;
}
.pd-form input:focus { border-color: var(--accent); }
.pd-err { font-size: 12.5px; color: #ffb3b3; margin: -2px 0 10px; }
#pd-input {
  width: 100%; padding: 10px 12px; font-size: 16px;
  background: rgba(255,255,255,0.06); color: var(--text);
  border: 1px solid var(--card-border); border-radius: 12px;
  outline: none;
}
.pd-results { margin-top: 10px; max-height: 40vh; overflow-y: auto; display: flex; flex-direction: column; gap: 6px; }
.pd-item {
  display: flex; align-items: baseline; gap: 8px;
  padding: 10px 12px; border-radius: 10px;
  background: rgba(255,255,255,0.04); text-align: left;
  font-size: 14px;
}
.pd-item:active { background: rgba(255,255,255,0.1); }
.pd-item span { font-size: 12px; color: var(--text-faint); }
.pd-empty { font-size: 12.5px; color: var(--text-faint); padding: 8px 2px; }
.pd-foot { display: flex; gap: 8px; margin-top: 12px; }
.pd-btn {
  flex: 1; padding: 9px 0; border-radius: 10px; font-size: 13.5px;
  background: rgba(90, 167, 255, 0.15); color: var(--accent); font-weight: 600;
}
.pd-btn-dim { background: rgba(255,255,255,0.06); color: var(--text-dim); font-weight: 400; }

/* ---------- 加载骨架 ---------- */
.skeleton { height: 60px; border-radius: var(--radius); background: linear-gradient(100deg, rgba(255,255,255,0.04) 40%, rgba(255,255,255,0.09) 50%, rgba(255,255,255,0.04) 60%); background-size: 200% 100%; animation: shimmer 1.2s infinite; margin-bottom: 12px; }
.skeleton-wrap { margin-bottom: 12px; }
.skeleton.hero-skel { height: 210px; }
@keyframes shimmer { to { background-position: -200% 0; } }

@media (prefers-reduced-motion: reduce) {
  #btn-refresh.spinning svg, .skeleton { animation: none; }
}

/* ---------- 桌面宽屏：两栏布局 ---------- */
@media (min-width: 900px) {
  #app { max-width: 960px; }
  main {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 14px;
    align-items: start;
  }
  #daily { grid-column: 2; grid-row: 1 / -1; }
}

/* ---------- 触控与指针适配：悬停反馈仅指针设备生效（触屏不粘滞） ---------- */
@media (hover: hover) and (pointer: fine) {
  .icon-btn:hover { background: rgba(255,255,255,0.12); }
  .mini-btn:hover { background: rgba(255,255,255,0.1); }
  .pd-btn:hover { background: rgba(90, 167, 255, 0.28); }
  .pd-btn-dim:hover { background: rgba(255,255,255,0.12); }
  .pd-item:hover { background: rgba(255,255,255,0.1); }
  .pd-chip:hover:not(.active) { background: rgba(255,255,255,0.12); }
  .pd-chip-del:hover { color: var(--text); }
  .drow:hover, .drow:focus-visible { background: rgba(255,255,255,0.05); border-color: var(--card-border); }
  .drow:hover .d-chevron::before, .drow:focus-visible .d-chevron::before {
    border-color: var(--accent);
  }
  .error-banner button:hover { background: rgba(90, 167, 255, 0.18); }
  .install-hint button:hover { color: var(--text); }
}

@media (max-width: 480px) {
  #commute-slots { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 350px) {
  #commute-slots { grid-template-columns: 1fr; }
}