:root {
  color-scheme: light dark;
  --bg: #f5f5f7;
  --bg-elev: #ffffff;
  --card: #ffffff;
  --card-2: #f2f2f7;
  --text: #1d1d1f;
  --muted: #86868b;
  --line: rgba(0, 0, 0, 0.06);
  --line-strong: rgba(0, 0, 0, 0.1);
  --teal: #0c9d73;
  --teal-dim: rgba(12, 157, 115, 0.14);
  --blue: #1d1d1f;
  --blue-dim: rgba(29, 29, 31, 0.08);
  --amber: #c98900;
  --red: #d70015;
  --accent: #e31937;
  --gray: #8e8e93;
  --track: #e5e5ea;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  --shadow-soft: 0 2px 10px rgba(0, 0, 0, 0.04);
  --stage-top: #eceef2;
  --stage-bottom: #f5f5f7;
  --stage-glow: rgba(227, 25, 55, 0.16);
  --radius: 28px;
  --radius-sm: 18px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --ring: 326.7256;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --bg-elev: #0b0b0d;
    --card: #161618;
    --card-2: #1c1c1e;
    --text: #f5f5f7;
    --muted: #8e8e93;
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.12);
    --teal: #1de9b6;
    --teal-dim: rgba(29, 233, 182, 0.16);
    --blue: #f5f5f7;
    --blue-dim: rgba(245, 245, 247, 0.1);
    --amber: #ffd60a;
    --red: #ff453a;
    --accent: #e31937;
    --gray: #636366;
    --track: #2c2c2e;
    --shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
    --shadow-soft: 0 2px 10px rgba(0, 0, 0, 0.35);
    --stage-top: #141416;
    --stage-bottom: #000000;
    --stage-glow: rgba(227, 25, 55, 0.28);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.45;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

body {
  padding: 0;
  min-height: 100dvh;
}

.hidden { display: none !important; }
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.screen { min-height: 100dvh; }

/* ——— 登录 ——— */
#login {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: calc(24px + var(--safe-top)) 20px calc(24px + var(--safe-bottom));
}

.login-bg {
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(ellipse 70% 50% at 50% -10%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 60%),
    var(--bg);
  pointer-events: none;
}

.login-card {
  position: relative;
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 0;
  border-radius: 32px;
  padding: 40px 24px 28px;
  text-align: center;
  box-shadow: var(--shadow);
}

.login-icon {
  border-radius: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-soft);
}

.login-card h1 {
  margin: 0 0 8px;
  font-size: 1.7rem;
  font-weight: 650;
  letter-spacing: -0.04em;
}

.hint {
  color: var(--muted);
  margin: 0 0 28px;
  font-size: 0.92rem;
}

#login-form { text-align: left; }

label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

input[type="password"] {
  width: 100%;
  border: 0;
  background: var(--card-2);
  color: var(--text);
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 1.05rem;
  outline: none;
  min-height: 48px;
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

input[type="password"]:focus {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}

#login-form button, .icon-btn {
  appearance: none;
  border: 0;
  cursor: pointer;
}

#login-form button {
  width: 100%;
  margin-top: 16px;
  background: var(--text);
  color: var(--bg);
  font-weight: 650;
  font-size: 1rem;
  padding: 14px;
  min-height: 48px;
  border-radius: 16px;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.error { color: var(--red); font-size: 0.9rem; margin: 12px 0 0; }

/* ——— 主界面 ——— */
#app, #detail {
  max-width: 480px;
  margin: 0 auto;
  padding-bottom: calc(32px + var(--safe-bottom));
  background: var(--bg);
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(10px + var(--safe-top)) 20px 8px;
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(28px) saturate(1.6);
  -webkit-backdrop-filter: blur(28px) saturate(1.6);
  z-index: 2;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.top h1, #car-name {
  margin: 0;
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

#state-line {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4em;
  color: var(--text);
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: var(--card);
  color: var(--text);
  border-radius: 50%;
  padding: 0;
  flex: 0 0 44px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.15s ease, opacity 0.15s ease, background 0.2s ease;
}

.icon-btn:disabled { opacity: 0.45; }
.icon-btn:active, #login-form button:active { transform: scale(0.96); }
.icon-btn.spin svg { animation: spin 0.7s linear; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

main {
  padding: 4px 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
main > section { scroll-margin-top: 84px; }

.card {
  background: var(--card);
  border: 0;
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: var(--shadow-soft);
}

.card h2 {
  margin: 0 0 12px;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ——— 车辆英雄区 ——— */
.hero {
  position: relative;
  overflow: hidden;
  padding: 0 0 8px;
  background: transparent;
  box-shadow: none;
}

.car-stage {
  margin: 0 -4px 8px;
  padding: 12px 4px 4px;
  border-radius: 32px;
  background:
    radial-gradient(ellipse 60% 55% at 50% 78%, var(--stage-glow), transparent 70%),
    linear-gradient(180deg, var(--stage-top), var(--stage-bottom));
  overflow: hidden;
}

.car-art {
  position: relative;
  line-height: 0;
}

.car-art picture, .car-art img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.18));
}

.car-art.charging {
  filter: drop-shadow(0 0 22px rgba(255, 214, 10, 0.28));
}

.car-art.driving {
  filter: drop-shadow(0 0 18px rgba(227, 25, 55, 0.28));
}

.status-line {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: end;
  gap: 8px;
  padding: 8px 8px 10px;
  text-align: center;
}

.status-item { min-width: 0; }

.soc-value, .v.display {
  font-size: 2.05rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.soc-unit, .status-item .k {
  font-size: 0.7rem;
  color: var(--muted);
  margin-top: 6px;
  letter-spacing: 0.06em;
}

.batt-track {
  height: 4px;
  margin: 0 16px 16px;
  background: var(--track);
  border-radius: 99px;
  overflow: hidden;
}

.batt-fill {
  height: 100%;
  width: 0;
  border-radius: 99px;
  background: var(--accent);
  transition: width 0.7s cubic-bezier(0.22, 1, 0.36, 1), background 0.3s ease;
}

.k {
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.v {
  font-size: 1.05rem;
  font-weight: 620;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.v.small {
  font-size: 0.88rem;
  font-weight: 520;
  word-break: break-word;
}

.hero-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
  padding: 4px 10px 6px;
}

.hero-meta .hidden-slot,
.hero-meta #location-block.hidden-slot,
#temp-block.hidden-slot { display: none; }

.car-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin: 4px 4px 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  background: var(--card);
  border: 0;
  border-radius: 999px;
  padding: 5px 10px;
  min-height: 28px;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.01em;
  color: var(--text);
  box-shadow: var(--shadow-soft);
}

.badge .dot {
  width: 0.5em;
  height: 0.5em;
  border-radius: 50%;
  background: var(--gray);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--gray) 25%, transparent);
}

/* 保留环形电量节点，供脚本更新；界面改用细条 */
.soc-ring, .soc-svg, .soc-track, .soc-bar, .soc-inner { }

/* ——— 本月三格 ——— */
.month {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}

.mini {
  padding: 16px 12px 14px;
  text-align: left;
}

.mini .v {
  font-size: 1.05rem;
  margin-top: 8px;
  line-height: 1.25;
  letter-spacing: -0.03em;
}

/* ——— 柱状图 ——— */
.chart { height: 128px; width: 100%; }
.chart svg { width: 100%; height: 100%; display: block; }
.chart .empty, .empty {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 28px 0;
  text-align: center;
}

/* ——— 行程 / 充电：细列表 ——— */
.section-trips { padding-bottom: 8px; }

.trips, .charges {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0 -6px;
}

.trip, .charge {
  background: transparent;
  border: 0;
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  position: relative;
  min-height: 64px;
  transition: background 0.18s ease, transform 0.12s ease;
}

.trip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 28px 10px 8px;
}

.charge {
  padding: 12px 32px 12px 8px;
}

.trip + .trip, .charge + .charge {
  box-shadow: inset 0 1px 0 var(--line);
}

.trip:active, .charge:active {
  background: var(--card-2);
  transform: scale(0.992);
}

.trip-map {
  flex: 0 0 72px;
  width: 72px;
  height: 52px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--card-2);
}

.trip-map svg {
  width: 100%;
  height: 100%;
  display: block;
}

.route-svg .grid {
  stroke: var(--line-strong);
  stroke-width: 0.6;
  opacity: 0.35;
}

.route-svg .path-glow {
  fill: none;
  stroke: var(--text);
  stroke-width: 7;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.12;
}

.route-svg .path {
  fill: none;
  stroke: var(--text);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.85;
}

.route-svg .start {
  fill: var(--teal);
  stroke: var(--card);
  stroke-width: 1.5;
}

.route-svg .end {
  fill: var(--accent);
  stroke: var(--card);
  stroke-width: 1.5;
}

.route-svg .empty-dot {
  fill: var(--muted);
  opacity: 0.4;
}

.trip-body {
  flex: 1;
  min-width: 0;
  padding: 0;
}

.trip-route {
  font-weight: 650;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.3em;
  line-height: 1.3;
}

.trip-route .arrow {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.85em;
}

.trip-time {
  color: var(--muted);
  font-size: 0.75rem;
  margin-top: 3px;
}

.trip-stats, .charge-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  background: var(--card-2);
  border: 0;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 0.7rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.trip-ach { color: var(--text); margin-left: 0; }

.charge-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.charge-title {
  font-weight: 650;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

.charge-kwh {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.charge-meta {
  color: var(--muted);
  font-size: 0.75rem;
  margin-top: 3px;
}

.soc-bar-track {
  margin-top: 8px;
  height: 4px;
  background: var(--track);
  border-radius: 99px;
  position: relative;
  overflow: hidden;
}

.soc-bar-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--amber), var(--teal));
  border-radius: 99px;
  min-width: 4px;
}

.list { display: flex; flex-direction: column; }
.row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.row:first-child { border-top: 0; padding-top: 0; }

footer {
  padding: 20px 20px 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.55;
}

.text-btn {
  appearance: none;
  background: none;
  border: 0;
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  font-size: 0.8rem;
  margin-top: 8px;
  padding: 10px;
  min-height: 44px;
}

.state-dot {
  display: inline-block;
  width: 0.5em;
  height: 0.5em;
  border-radius: 50%;
  background: var(--gray);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--gray) 25%, transparent);
}

.state-充电, .badge.state-充电, .badge.state-充电 .dot { color: var(--amber); }
.state-充电 .state-dot, .badge.state-充电 .dot { background: var(--amber); box-shadow: 0 0 0 4px color-mix(in srgb, var(--amber) 25%, transparent); }
.state-驾驶, .badge.state-驾驶, .badge.state-驾驶 .dot { color: var(--accent); }
.state-驾驶 .state-dot, .badge.state-驾驶 .dot { background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 25%, transparent); }
.state-在线, .badge.state-在线, .badge.state-在线 .dot { color: var(--teal); }
.state-在线 .state-dot, .badge.state-在线 .dot { background: var(--teal); box-shadow: 0 0 0 4px color-mix(in srgb, var(--teal) 25%, transparent); }
.state-休眠, .badge.state-休眠, .badge.state-休眠 .dot { color: var(--muted); }
.state-休眠 .state-dot, .badge.state-休眠 .dot { background: var(--muted); box-shadow: 0 0 0 4px color-mix(in srgb, var(--muted) 22%, transparent); }

#toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + var(--safe-bottom));
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 0.85rem;
  z-index: 9;
  box-shadow: var(--shadow);
}

#app.pulling .top { opacity: 0.7; }

.trip .chev, .charge .chev {
  position: absolute;
  right: 6px;
  color: var(--muted);
  opacity: 0.55;
  pointer-events: none;
}
.trip .chev, .charge .chev { top: 50%; transform: translateY(-50%); }

/* ——— 详情页 ——— */
#detail .top { align-items: center; }
#detail .icon-btn { margin-right: 8px; }
#detail .brand { flex: 1; min-width: 0; }
#detail-title {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  white-space: normal;
  font-size: 1.12rem;
  line-height: 1.25;
  margin: 2px 0 0;
}

#detail main {
  padding: 4px 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-map {
  height: 200px;
  background: var(--card-2);
  border-radius: 22px;
  overflow: hidden;
  border: 0;
  margin: 0;
}

.detail-map svg, .detail-map img { width: 100%; height: 100%; display: block; object-fit: cover; }
.detail-map img { background: var(--card-2); }
.map-fallback { color: var(--muted); text-align: center; padding: 40px 12px; font-size: 0.9rem; }

.ach-card {
  text-align: center;
  padding: 24px 16px 20px;
}

.ach-card .ach-value {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.ach-card .ach-value.good { color: var(--teal); }
.ach-card .ach-value.ok { color: var(--text); }
.ach-card .ach-value.low { color: var(--amber); }

.ach-card .ach-label {
  margin-top: 8px;
  font-weight: 650;
  font-size: 0.95rem;
}

.ach-card .ach-hint {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.75rem;
}

.kv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 12px;
}

.kv .k { margin-bottom: 2px; }
.kv .v { font-size: 1.05rem; letter-spacing: -0.02em; }

.chart-block { height: 148px; width: 100%; }
.chart-block svg { width: 100%; height: 100%; display: block; }

.chart-legend {
  display: flex;
  gap: 14px;
  justify-content: flex-end;
  margin-bottom: 6px;
  font-size: 0.7rem;
  color: var(--muted);
}

.chart-legend i {
  display: inline-block;
  width: 10px;
  height: 3px;
  border-radius: 2px;
  margin-right: 4px;
  vertical-align: middle;
  background: currentColor;
}

.detail-loading, .detail-error {
  color: var(--muted);
  text-align: center;
  padding: 48px 16px;
  font-size: 0.95rem;
}

.soc-flow {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.4em;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
}

.soc-flow .arrow { color: var(--muted); font-weight: 500; font-size: 0.9em; }

@media (prefers-reduced-motion: reduce) {
  .soc-bar, .batt-fill, #login-form button, .icon-btn, .icon-btn.spin svg,
  .car-art.charging, .car-art.driving, .trip, .charge {
    transition: none;
    animation: none;
  }
}

@media (max-width: 360px) {
  .soc-value, .v.display { font-size: 1.7rem; }
  .month { gap: 8px; }
  .mini { padding: 12px 8px; }
  .mini .v { font-size: 0.92rem; }
  .car-stage { padding: 8px 0 0; }
  .ach-card .ach-value { font-size: 2.4rem; }
  .detail-map { height: 168px; }
  .trip-map { flex-basis: 64px; width: 64px; height: 46px; }
}


/* 「查看全部」 */
.more-row {
  appearance: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 100%;
  min-height: 44px;
  margin: 2px 0 0;
  padding: 10px 8px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  border-radius: 16px;
  box-shadow: inset 0 1px 0 var(--line);
}
.more-row:active { background: var(--card-2); }
.more-row .chev {
  position: static;
  transform: none;
  top: auto;
  right: auto;
  opacity: 0.5;
  width: 14px;
  height: 14px;
}