/* 界面主题：废土暗色。变量集中在这里，改配色只改 :root。 */
:root {
  --bg: #14161a;
  --panel: rgba(20, 23, 28, 0.92);
  --panel-2: rgba(30, 34, 40, 0.96);
  --line: rgba(255, 255, 255, 0.10);
  --ink: #e6ebf2;
  --ink-2: #9aa7b6;
  --ink-3: #6d7a8a;
  --accent: #ffb347;
  --good: #5fc47a;
  --warn: #e0b04a;
  --bad: #e05a4a;
  --blue: #6fb6e0;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  --uiz: 1;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0; height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

#map {
  position: fixed; inset: 0;
  display: block;
  touch-action: none;
}

#ui {
  position: fixed; inset: 0;
  pointer-events: none;
  font-size: calc(13px * var(--uiz));
  user-select: none;
}
#ui > * { pointer-events: auto; }
#ui .hud { pointer-events: none; }
#ui .hud button, #ui .hud .stat, #ui .hud .card-car { pointer-events: auto; }

/* ---------------- 顶栏 ---------------- */
.hud.top {
  position: absolute; top: 0; left: 0; right: 0;
  display: flex; align-items: center; gap: 14px;
  padding: 9px 14px;
  background: linear-gradient(180deg, rgba(10, 12, 15, 0.94), rgba(10, 12, 15, 0.42));
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; flex-direction: column; line-height: 1.1; min-width: 128px; }
.brand b { font-size: 1.12em; letter-spacing: 0.06em; }
.brand span { font-size: 0.68em; color: var(--ink-3); letter-spacing: 0.18em; }

.route { flex: 1; min-width: 200px; max-width: 40vw; }
.route-track {
  position: relative; height: 6px; border-radius: 4px;
  background: rgba(255, 255, 255, 0.10);
  overflow: hidden;
}
.route-fill {
  position: absolute; inset: 0 auto 0 0; width: 0%;
  background: linear-gradient(90deg, #8b5a2b, var(--accent));
  transition: width 0.12s linear;
}
.route-marks { position: relative; height: 10px; }
.route-mark {
  position: absolute; top: 1px; width: 2px; height: 7px;
  background: rgba(255, 255, 255, 0.34); transform: translateX(-1px);
}
.route-mark.final { background: var(--accent); width: 3px; height: 10px; top: 0; }
.route-now { margin-top: 3px; font-size: 0.9em; color: var(--ink-2); }

.stats { display: flex; gap: 12px; }
.stat {
  display: flex; flex-direction: column; align-items: flex-end;
  min-width: 52px; line-height: 1.15;
}
.stat span { font-size: 0.72em; color: var(--ink-3); }
.stat b { font-size: 1.02em; font-variant-numeric: tabular-nums; }
.stat b.warn { color: var(--warn); }
.stat b.bad { color: var(--bad); }

.ctrls { display: flex; gap: 6px; align-items: center; }
.speeds { display: flex; gap: 2px; }

/* ---------------- 按钮 ---------------- */
.btn {
  font: inherit; color: var(--ink);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 5px 10px;
  cursor: pointer;
  line-height: 1.3;
  transition: background 0.12s, transform 0.06s;
}
.btn:hover { background: rgba(255, 255, 255, 0.13); }
.btn:active { transform: translateY(1px); }
.btn.sm { padding: 3px 7px; font-size: 0.92em; }
.btn.on { background: var(--accent); color: #221a08; border-color: transparent; font-weight: 700; }
.btn.primary { background: linear-gradient(180deg, #ffc46b, #e89b2c); color: #241a06; border-color: transparent; font-weight: 700; }
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; }
.btn.big { padding: 10px 22px; font-size: 1.05em; width: 100%; }
.btn:disabled { opacity: 0.45; cursor: default; }

/* ---------------- 底部车厢条 ---------------- */
.hud.bottom {
  position: absolute; bottom: 0; left: 0; right: 0;
  display: flex; gap: 8px; justify-content: center;
  padding: 10px 12px 12px;
  background: linear-gradient(0deg, rgba(10, 12, 15, 0.94), rgba(10, 12, 15, 0));
}
.card-car {
  width: 168px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 7px 9px 8px;
  box-shadow: var(--shadow);
  cursor: default;
}
.card-car.dead { opacity: 0.55; filter: grayscale(0.7); }
.cc-head { display: flex; justify-content: space-between; align-items: baseline; font-size: 0.9em; }
.cc-name { color: var(--ink-2); }
.cc-hp { font-variant-numeric: tabular-nums; font-weight: 700; }
.cc-hp.warn { color: var(--warn); }
.cc-hp.bad, .cc-hp.dead { color: var(--bad); }
.cc-bar {
  height: 4px; margin: 5px 0 7px; border-radius: 3px;
  background: rgba(255, 255, 255, 0.10); overflow: hidden;
}
.cc-bar i {
  display: block; height: 100%; width: 100%;
  background: var(--good);
  transition: width 0.18s linear, background 0.2s;
}
.cc-bar i.warn { background: var(--warn); }
.cc-bar i.bad { background: var(--bad); }
.cc-bar i.dead { background: #5a1f1f; }
.cc-slots { display: flex; gap: 6px; }
.slot {
  flex: 1; display: flex; align-items: center; gap: 5px;
  font: inherit; font-size: 0.86em;
  color: var(--ink-2);
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.18);
  border-radius: 7px;
  padding: 5px 6px;
  cursor: pointer;
  min-width: 0;
}
.slot:hover { background: rgba(255, 255, 255, 0.10); border-color: rgba(255, 255, 255, 0.32); }
.slot.has { border-style: solid; color: var(--ink); background: rgba(255, 179, 71, 0.10); }
.slot-dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(255, 255, 255, 0.22); flex: none; }
.slot-txt { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------------- 抽屉 ---------------- */
.drawer {
  position: absolute; top: 62px; right: 12px; bottom: 118px;
  width: 372px;
  max-width: calc(100vw - 24px);
  overflow-y: auto;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 12px 13px 14px;
  display: flex; flex-direction: column; gap: 10px;
}
.drawer.hidden { display: none; }
.dw-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.dw-head b { font-size: 1.06em; }
.dw-head .sub { color: var(--ink-3); font-size: 0.86em; margin-top: 3px; line-height: 1.45; }
.dw-sec { color: var(--ink-3); font-size: 0.78em; letter-spacing: 0.12em; margin-top: 4px; }
.dw-foot { color: var(--ink-3); font-size: 0.78em; margin-top: auto; padding-top: 8px; }
.dw-card {
  border: 1px solid var(--line); border-radius: 10px;
  padding: 9px 10px; background: rgba(255, 255, 255, 0.035);
  display: flex; flex-direction: column; gap: 7px;
}
.dw-card.own { border-color: rgba(255, 179, 71, 0.35); background: rgba(255, 179, 71, 0.05); }
.dw-card .row { display: flex; justify-content: space-between; align-items: baseline; }
.lv { color: var(--accent); font-weight: 700; font-size: 0.9em; }
.kv { display: flex; flex-wrap: wrap; gap: 4px 14px; color: var(--ink-2); font-size: 0.88em; }
.kv.big { font-size: 1em; color: var(--ink); gap: 6px 22px; justify-content: center; }
.desc { color: var(--ink-3); font-size: 0.85em; line-height: 1.5; }
.acts { display: flex; gap: 7px; flex-wrap: wrap; }
.sub { color: var(--ink-3); font-size: 0.85em; }

.wlist { display: flex; flex-direction: column; gap: 8px; }
.witem {
  display: flex; flex-direction: column; gap: 6px;
  text-align: left; font: inherit; color: var(--ink);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 9px 10px; cursor: pointer;
}
.witem:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(255, 255, 255, 0.24); }
.witem.off { opacity: 0.45; }
.wi-head { display: flex; align-items: center; gap: 8px; }
.wi-head b { flex: 1; }
.wi-dot { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.cost { color: var(--accent); font-weight: 700; font-size: 0.9em; }

.shop { display: flex; flex-direction: column; gap: 7px; }
.shop-item {
  display: flex; justify-content: space-between; align-items: center;
  font: inherit; color: var(--ink); text-align: left;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line); border-radius: 9px;
  padding: 9px 11px; cursor: pointer;
}
.shop-item:hover { background: rgba(255, 255, 255, 0.10); }
.shop-item span { color: var(--accent); font-size: 0.88em; }

.cars { display: flex; flex-direction: column; gap: 5px; }
.car-line {
  display: flex; justify-content: space-between;
  font: inherit; font-size: 0.9em; color: var(--ink-2); text-align: left;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 7px 10px; cursor: pointer;
}
.car-line:hover { background: rgba(255, 255, 255, 0.09); }
.car-line.dead { opacity: 0.5; }

/* ---------------- 提示 ---------------- */
.toasts {
  position: absolute; left: 50%; transform: translateX(-50%);
  top: 76px;
  display: flex; flex-direction: column; gap: 6px; align-items: center;
  pointer-events: none;
}
.toast {
  background: rgba(12, 15, 19, 0.93);
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: 8px;
  padding: 7px 13px;
  font-size: 0.92em;
  box-shadow: var(--shadow);
  animation: toastIn 0.18s ease-out;
  transition: opacity 0.4s, transform 0.4s;
}
.toast.good { border-left-color: var(--good); }
.toast.warn { border-left-color: var(--warn); }
.toast.bad { border-left-color: var(--bad); }
.toast.out { opacity: 0; transform: translateY(-6px); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------------- 开始/结束 ---------------- */
.screen {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 50% 40%, rgba(10, 12, 16, 0.72), rgba(6, 7, 9, 0.94));
  backdrop-filter: blur(3px);
}
.screen.hidden { display: none; }
.panel-start {
  width: min(560px, calc(100vw - 40px));
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px 28px 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  text-align: center;
}
.panel-start h1 { margin: 0 0 8px; font-size: 2em; letter-spacing: 0.08em; }
.panel-start.win h1 { color: var(--good); }
.panel-start.lose h1 { color: var(--bad); }
.tagline { color: var(--ink-2); line-height: 1.6; margin-bottom: 16px; }
.rules { text-align: left; color: var(--ink-2); line-height: 1.75; font-size: 0.92em; padding-left: 20px; margin: 0 0 18px; }
.hint { color: var(--ink-3); font-size: 0.82em; margin-top: 12px; }

/* ---------------- v2：技能卡 ---------------- */
.skills {
  display: flex; gap: 6px; align-items: stretch;
  margin-left: 4px;
}
.skill {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 1px;
  min-width: 62px; padding: 4px 8px 5px;
  font: inherit; font-size: 0.78em; color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  overflow: hidden;
  transition: background 0.12s, border-color 0.12s, transform 0.06s;
}
.skill:hover { background: rgba(255, 255, 255, 0.13); }
.skill:active { transform: translateY(1px); }
.sk-key {
  font-weight: 700; font-size: 0.9em;
  color: var(--sk, var(--accent));
  line-height: 1.1;
}
.sk-name { color: var(--ink-2); white-space: nowrap; line-height: 1.2; }
.sk-cd {
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 0%; background: rgba(0, 0, 0, 0.55);
  pointer-events: none;
  transition: height 0.08s linear;
}
.skill.on {
  background: color-mix(in srgb, var(--sk, #ffb347) 26%, transparent);
  border-color: var(--sk, #ffb347);
  box-shadow: 0 0 12px color-mix(in srgb, var(--sk, #ffb347) 40%, transparent);
}
.skill.on .sk-name { color: var(--ink); }
.skill.off { opacity: 0.62; }
.skill.off .sk-key { color: var(--ink-3); }

.railchip {
  display: flex; flex-direction: column; align-items: flex-end; justify-content: center;
  padding: 0 8px; margin-left: 2px;
  border-left: 1px solid var(--line);
  line-height: 1.15;
  font-size: 0.78em;
}
.railchip span { color: var(--ink-3); }
.railchip b { color: var(--warn); font-variant-numeric: tabular-nums; }
.railchip.bad b { color: var(--bad); }

/* ================= GDD v1.2 界面 ================= */
.hud.hidden { display: none; }
.hud.top { z-index: 5; }
.skillsbar {
  position: absolute; top: 60px; right: 14px;
  display: flex; gap: 8px; padding: 0;
  background: none; border: none;
}
.skillsbar .skill { min-width: 74px; }
.carbar {
  position: absolute; left: 0; right: 0; bottom: 0;
  display: flex; gap: 6px; align-items: stretch;
  padding: 8px 12px 12px;
  overflow-x: auto; overflow-y: hidden;
  background: linear-gradient(0deg, rgba(10,12,15,0.95), rgba(10,12,15,0));
}
.ccard {
  flex: 0 0 auto; width: 86px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 9px;
  padding: 5px 7px 6px; cursor: pointer;
  display: flex; flex-direction: column; gap: 3px;
  transition: border-color .12s, background .12s;
}
.ccard:hover { background: rgba(255,255,255,0.10); border-color: rgba(255,255,255,0.28); }
.ccard.head { border-color: rgba(255,179,71,0.45); }
.ccard.dead { opacity: .5; filter: grayscale(.7); }
.cc-name { font-size: .78em; color: var(--ink-2); white-space: nowrap; }
.cc-slots { display: flex; gap: 3px; height: 6px; }
.slotp { flex: 1; height: 6px; border-radius: 2px; background: rgba(255,255,255,0.12); }
.slotp.has { background: var(--accent); }
.cc-bar { height: 4px; border-radius: 3px; background: rgba(255,255,255,0.10); overflow: hidden; }
.cc-bar i { display: block; height: 100%; background: var(--good); }
.cc-bar i.warn { background: var(--warn); }
.cc-bar i.bad { background: var(--bad); }
.cc-hp { font-size: .78em; color: var(--ink-2); text-align: right; font-variant-numeric: tabular-nums; }
.cc-ref { font-size: .72em; color: var(--accent); }

/* 标题 / 局外 */
.panel-title {
  width: min(760px, calc(100vw - 40px));
  max-height: calc(100vh - 60px); overflow-y: auto;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 18px;
  padding: 24px 26px; box-shadow: 0 24px 60px rgba(0,0,0,.6);
  text-align: center;
}
.panel-title h1 { margin: 0 0 6px; font-size: 1.9em; letter-spacing: .08em; }
.panel-title.win h1 { color: var(--good); }
.panel-title.lose h1 { color: var(--bad); }
.points { margin: 10px 0 4px; color: var(--ink-2); }
.points b { color: var(--accent); font-size: 1.3em; margin-left: 6px; }
.meta-grid { display: grid; grid-template-columns: 1fr; gap: 7px; margin: 14px 0 10px; }
.mrow { display: flex; align-items: center; gap: 12px; text-align: left;
  background: rgba(255,255,255,0.04); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; }
.mrow-l { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.mrow-l span { color: var(--ink-3); font-size: .82em; }
.mrow-r { display: flex; align-items: center; gap: 10px; }
.pips { display: flex; gap: 3px; }
.pip { width: 8px; height: 8px; border-radius: 2px; background: rgba(255,255,255,0.12); }
.pip.on { background: var(--accent); }
.lv { color: var(--ink-2); font-size: .82em; font-variant-numeric: tabular-nums; }
.meta-foot { color: var(--ink-3); font-size: .8em; margin: 6px 0 4px; }
.lvls { margin-top: 14px; }
.levels { display: grid; grid-template-columns: repeat(6, 1fr); gap: 7px; }
.lvl { display: flex; flex-direction: column; gap: 1px; align-items: center;
  font: inherit; color: var(--ink); cursor: pointer;
  background: rgba(255,255,255,0.05); border: 1px solid var(--line); border-radius: 9px; padding: 8px 4px; }
.lvl:hover { background: rgba(255,255,255,0.11); }
.lvl b { font-size: .9em; }
.lvl span { color: var(--ink-2); font-size: .8em; }
.lvl i { color: var(--ink-3); font-size: .72em; font-style: normal; }
.lvl.locked { opacity: .4; cursor: default; }

/* 三选一卡片 */
.panel-offer { width: min(680px, calc(100vw - 40px)); text-align: center;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.panel-offer h2 { margin: 0 0 6px; }
.offer { display: flex; gap: 12px; justify-content: center; margin-top: 16px; }
.ocard { flex: 1; display: flex; flex-direction: column; gap: 6px; align-items: center;
  font: inherit; color: var(--ink); cursor: pointer;
  background: rgba(255,255,255,0.05); border: 1px solid var(--line); border-radius: 12px; padding: 16px 10px; }
.ocard:hover { background: rgba(255,179,71,0.14); border-color: rgba(255,179,71,0.5); }
.ocard b { font-size: 1.1em; }
.ocard span { color: var(--ink-2); font-size: .86em; }
.ocard i { color: var(--accent); font-size: .86em; font-style: normal; }

/* 改装抽屉 */
.slotcard { border: 1px solid var(--line); border-radius: 10px; padding: 9px 10px;
  background: rgba(255,255,255,0.035); display: flex; flex-direction: column; gap: 7px; }
.slotcard .row { display: flex; justify-content: space-between; align-items: baseline; }
.carlist { display: flex; flex-direction: column; gap: 5px; }
.carline { display: flex; align-items: center; gap: 6px; }
.carline.on { border-color: var(--accent); }
.car-main { flex: 1; display: flex; justify-content: space-between; align-items: center;
  font: inherit; font-size: .9em; color: var(--ink); text-align: left;
  background: rgba(255,255,255,0.04); border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; cursor: pointer; }
.car-main:hover { background: rgba(255,255,255,0.10); }
.carline.dead .car-main { opacity: .5; }
.dot { width: 8px; height: 8px; border-radius: 50%; flex: none; display: inline-block; }
.cost { color: var(--accent); font-weight: 700; font-size: .9em; }
.kv.wide { justify-content: space-between; background: rgba(255,255,255,0.04);
  border: 1px solid var(--line); border-radius: 9px; padding: 8px 10px; }
.board { display: flex; flex-direction: column; gap: 5px; }
.board-bar { height: 6px; border-radius: 4px; background: rgba(255,255,255,0.10); overflow: hidden; }
.board-bar i { display: block; height: 100%; background: var(--accent); transition: width .2s linear; }
.shop-item.done { opacity: .55; }
/* 结算 */
.reslist { display: flex; flex-direction: column; gap: 4px; margin: 14px auto; max-width: 420px; }
.resrow { display: flex; justify-content: space-between; font-size: .92em; color: var(--ink-2);
  padding: 4px 10px; background: rgba(255,255,255,0.03); border-radius: 6px; }
.resrow b { color: var(--ink); font-variant-numeric: tabular-nums; }

/* 编组列表（按钮形态）与粘性底部 */
button.carline {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  font: inherit; font-size: .9em; color: var(--ink); text-align: left; cursor: pointer;
  background: rgba(255,255,255,0.04); border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px;
}
button.carline:hover { background: rgba(255,255,255,0.10); }
button.carline.on { border-color: var(--accent); background: rgba(255,179,71,0.10); }
.dw-sticky {
  position: sticky; bottom: -14px; margin: 10px -13px -14px; padding: 10px 13px 14px;
  background: linear-gradient(0deg, var(--panel-2) 72%, rgba(30,34,40,0));
}

.cc-name { display: flex; align-items: center; gap: 4px; }
.cc-type { width: 6px; height: 6px; border-radius: 2px; display: inline-block; flex: none; }
.ccard.flash { border-color: var(--bad); box-shadow: 0 0 0 1px rgba(224,90,74,.45); }
.ccard.head .cc-name { color: var(--accent); }

/* 继续上一局 */
.resume {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin: 0 0 12px; padding: 10px 12px; text-align: left;
  background: rgba(255,179,71,0.10); border: 1px solid rgba(255,179,71,0.38); border-radius: 10px;
}
.resume-l { display: flex; flex-direction: column; gap: 2px; }
.resume-l b { font-size: 1em; }
.resume-l span { color: var(--ink-2); font-size: .85em; }
.resume-r { display: flex; gap: 6px; flex: none; }

/* 关卡变异标签 */
.modchip {
  display: inline-block; margin-left: 8px; padding: 1px 6px; border-radius: 4px;
  font-style: normal; font-size: .72em; letter-spacing: .06em;
  color: #ffd479; background: rgba(255,179,71,0.14); border: 1px solid rgba(255,179,71,0.35);
}

/* 涂装选择 */
.skins-wrap { margin: 10px 0 4px; }
.skins { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; }
.skin {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  font: inherit; color: var(--ink); cursor: pointer;
  background: rgba(255,255,255,0.045); border: 1px solid var(--line); border-radius: 9px; padding: 8px 6px;
}
.skin:hover { background: rgba(255,255,255,0.10); }
.skin.on { border-color: var(--accent); background: rgba(255,179,71,0.12); }
.skin.locked { opacity: .6; }
.skin b { font-size: .9em; }
.skin span { font-size: .76em; color: var(--ink-2); }
.skin .swatch { width: 26px; height: 10px; border-radius: 3px; display: block; }