/* ==========================================================================
   F1 中文信息站 · 样式表
   设计语言：深色赛车夜场 —— 近黑底 + F1 红 + 冷灰描边；数字用等宽字体。
   零构建：普通 CSS，无预处理器。响应式断点 1080 / 860 / 620。
   ========================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  --f1-red: #e10600;
  --f1-red-dark: #a80400;
  --f1-red-soft: rgba(225, 6, 0, 0.14);

  --bg: #0a0a0c;
  --bg-elev: #121216;
  --bg-elev-2: #17171d;
  --bg-elev-3: #1d1d24;

  --line: #26262e;
  --line-soft: rgba(255, 255, 255, 0.06);

  --text: #f2f3f5;
  --text-dim: #a9adb6;
  --text-mute: #767b86;

  --gold: #f5c518;
  --silver: #c8ccd4;
  --bronze: #cd7f32;
  --purple: #9b6dff;
  --green: #23c552;

  --radius: 14px;
  --radius-sm: 9px;
  --radius-lg: 20px;

  --shadow: 0 18px 40px -24px rgba(0, 0, 0, 0.9);
  --shadow-red: 0 14px 34px -18px rgba(225, 6, 0, 0.55);

  --header-h: 66px;

  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC",
    system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", "Roboto Mono", ui-monospace, "SFMono-Regular",
    Menlo, Consolas, monospace;
}

/* ---------- 基础重置 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(1200px 600px at 12% -10%, rgba(225, 6, 0, 0.16), transparent 60%),
    radial-gradient(900px 500px at 92% 0%, rgba(72, 92, 190, 0.12), transparent 62%),
    radial-gradient(700px 700px at 50% 120%, rgba(225, 6, 0, 0.07), transparent 60%);
  background-attachment: fixed;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.4em;
  line-height: 1.28;
  font-weight: 700;
  letter-spacing: 0.2px;
}

h1 {
  font-size: clamp(1.55rem, 3.6vw, 2.3rem);
}

h2 {
  font-size: clamp(1.18rem, 2.2vw, 1.5rem);
}

h3 {
  font-size: 1.05rem;
}

p {
  margin: 0 0 0.7em;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

table {
  border-collapse: collapse;
  width: 100%;
}

:focus-visible {
  outline: 2px solid var(--f1-red);
  outline-offset: 2px;
  border-radius: 4px;
}

::selection {
  background: var(--f1-red);
  color: #fff;
}

/* 数字统一等宽，表格对齐好看 */
.num,
.mono {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.3px;
}

/* ---------- 布局 ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(14px, 3vw, 28px);
}

.site-main {
  min-height: calc(100vh - var(--header-h) - 180px);
  padding: clamp(18px, 3.4vw, 34px) 0 clamp(40px, 6vw, 74px);
}

.stack {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
}

.grid {
  display: grid;
  gap: clamp(12px, 1.8vw, 20px);
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(auto-fill, minmax(258px, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(auto-fill, minmax(196px, 1fr));
}

/* 车队卡片：内容较宽，单独用更宽的列宽，避免文字被挤压 */
.grid--teams {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.row--wrap {
  flex-wrap: wrap;
}

.row--between {
  justify-content: space-between;
}

.spacer {
  flex: 1 1 auto;
}

.muted {
  color: var(--text-dim);
}

.dim {
  color: var(--text-mute);
}

.small {
  font-size: 0.82rem;
}

.tiny {
  font-size: 0.74rem;
}

.nowrap {
  white-space: nowrap;
}

.center {
  text-align: center;
}

/* ---------- 顶部进度条 / 头部 ---------- */
.top-accent {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 60;
  background: linear-gradient(90deg, var(--f1-red), #ff5a3c 42%, rgba(225, 6, 0, 0.25));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 12, 0.82);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  height: var(--header-h);
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(14px, 3vw, 28px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: linear-gradient(150deg, var(--f1-red), var(--f1-red-dark));
  color: #fff;
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-red);
}

.brand-mark--sm {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  font-size: 0.8rem;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-text strong {
  font-size: 0.98rem;
  letter-spacing: 0.6px;
}

.brand-text small {
  font-size: 0.7rem;
  color: var(--text-mute);
  letter-spacing: 0.3px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  overflow-x: auto;
  scrollbar-width: none;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 9px;
  font-size: 0.87rem;
  color: var(--text-dim);
  white-space: nowrap;
  transition: background 0.18s, color 0.18s;
}

.nav-link:hover {
  color: var(--text);
  background: var(--bg-elev-2);
}

.nav-link.is-active {
  color: #fff;
  background: var(--f1-red-soft);
  box-shadow: inset 0 0 0 1px rgba(225, 6, 0, 0.4);
}

.nav-link.is-active .icon {
  color: var(--f1-red);
}

.menu-toggle {
  display: none;
  margin-left: auto;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  cursor: pointer;
  place-items: center;
}

.mobile-nav {
  display: none;
}

/* ---------- 路线进度条（装饰） ---------- */
.route-progress {
  height: 2px;
  background: var(--line-soft);
  overflow: hidden;
  margin-bottom: clamp(14px, 2vw, 22px);
}

.route-progress-bar {
  display: block;
  height: 100%;
  width: 42%;
  background: linear-gradient(90deg, transparent, var(--f1-red), transparent);
  animation: progress-slide 2.6s linear infinite;
}

@keyframes progress-slide {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(320%);
  }
}

/* ---------- 页脚 ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(10, 10, 12, 0.7);
  padding: clamp(22px, 3vw, 34px) 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-brand {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  max-width: 620px;
}

.footer-brand p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.footer-meta {
  text-align: right;
}

.footer-meta p {
  margin: 0 0 4px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.footer-dim {
  color: var(--text-mute) !important;
  font-size: 0.72rem !important;
}

/* ---------- 启动画面（index.html 内置） ---------- */
.boot-screen {
  min-height: 70vh;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 18px;
}

.boot-lights {
  display: flex;
  gap: 10px;
}

.boot-lights span {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #2a2a31;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  animation: light-seq 1.6s infinite;
}

.boot-lights span:nth-child(1) {
  animation-delay: 0s;
}
.boot-lights span:nth-child(2) {
  animation-delay: 0.16s;
}
.boot-lights span:nth-child(3) {
  animation-delay: 0.32s;
}
.boot-lights span:nth-child(4) {
  animation-delay: 0.48s;
}
.boot-lights span:nth-child(5) {
  animation-delay: 0.64s;
}

@keyframes light-seq {
  0%,
  100% {
    background: #2a2a31;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  }
  40% {
    background: var(--f1-red);
    box-shadow: 0 0 14px rgba(225, 6, 0, 0.75);
  }
}

.boot-text {
  color: var(--text-mute);
  font-size: 0.86rem;
  letter-spacing: 1px;
}

/* ---------- 状态块：加载 / 空 / 错误 ---------- */
.state-block {
  display: grid;
  justify-items: center;
  gap: 10px;
  padding: clamp(28px, 5vw, 52px) 18px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.015);
  text-align: center;
}

.boot-lights--inline span {
  width: 12px;
  height: 12px;
}

.state-title {
  margin: 0;
  font-weight: 600;
  color: var(--text);
}

.state-text {
  margin: 0;
  font-size: 0.86rem;
  color: var(--text-mute);
  max-width: 46ch;
}

.state-error {
  border-color: rgba(225, 6, 0, 0.45);
  background: rgba(225, 6, 0, 0.06);
  color: #ffb3ad;
}

.state-empty .icon {
  color: var(--text-mute);
}

/* ---------- 卡片 ---------- */
.card {
  position: relative;
  background: linear-gradient(180deg, var(--bg-elev-2), var(--bg-elev));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(14px, 2vw, 20px);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card--pad-lg {
  padding: clamp(18px, 3vw, 28px);
}

.card--flush {
  padding: 0;
}

.card--link {
  display: block;
  transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
}

.card--link:hover {
  transform: translateY(-2px);
  border-color: rgba(225, 6, 0, 0.5);
  box-shadow: 0 22px 44px -26px rgba(225, 6, 0, 0.7);
}

.card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.card-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 650;
}

/* 左侧车队色竖条 */
.card--accent::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--accent, var(--f1-red));
}

/* ---------- Hero（首页头部） ---------- */
.hero {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(760px 320px at 88% -20%, rgba(225, 6, 0, 0.4), transparent 62%),
    linear-gradient(140deg, #16161c, #0d0d11 62%);
  padding: clamp(20px, 3.6vw, 40px);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -60% 55%;
  height: 340px;
  background: radial-gradient(closest-side, rgba(225, 6, 0, 0.22), transparent);
  transform: rotate(-12deg);
  pointer-events: none;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--f1-red);
  font-weight: 700;
  margin-bottom: 10px;
}

.hero-title {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.22;
}

.hero-desc {
  margin: 0;
  max-width: 62ch;
  color: var(--text-dim);
  font-size: 0.92rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-elev-3);
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.18s, border-color 0.18s, transform 0.12s;
}

.btn:hover {
  background: #24242c;
  border-color: #3a3a45;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  border-color: transparent;
  background: linear-gradient(150deg, var(--f1-red), var(--f1-red-dark));
  box-shadow: var(--shadow-red);
}

.btn--primary:hover {
  background: linear-gradient(150deg, #ff2318, var(--f1-red));
}

.btn--ghost {
  background: transparent;
}

/* ---------- 标签 / 徽章 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.71rem;
  font-weight: 600;
  letter-spacing: 0.4px;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line-soft);
  white-space: nowrap;
}

.tag--red {
  color: #ff8b84;
  background: var(--f1-red-soft);
  border-color: rgba(225, 6, 0, 0.4);
}

.tag--green {
  color: #7ff0a3;
  background: rgba(35, 197, 82, 0.12);
  border-color: rgba(35, 197, 82, 0.36);
}

.tag--gold {
  color: #ffe08a;
  background: rgba(245, 197, 24, 0.12);
  border-color: rgba(245, 197, 24, 0.38);
}

.tag--purple {
  color: #cbb6ff;
  background: rgba(155, 109, 255, 0.14);
  border-color: rgba(155, 109, 255, 0.4);
}

.tag--muted {
  color: var(--text-mute);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-dim);
  border: 1px solid var(--line-soft);
}

.pill--ok {
  color: #7ff0a3;
  background: rgba(35, 197, 82, 0.12);
  border-color: rgba(35, 197, 82, 0.35);
}

.pill--warn {
  color: #ffcf7a;
  background: rgba(245, 197, 24, 0.1);
  border-color: rgba(245, 197, 24, 0.32);
}

.pill--muted {
  color: var(--text-mute);
}

.pill--live {
  color: #fff;
  background: var(--f1-red);
  border-color: transparent;
  animation: pulse 1.8s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(225, 6, 0, 0.5);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(225, 6, 0, 0.02);
  }
}

/* ---------- Section 标题 ---------- */
.section-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.section-title h2 {
  margin: 0;
  font-size: clamp(1.06rem, 2vw, 1.28rem);
  letter-spacing: 0.4px;
}

.section-title h2::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 0.95em;
  margin-right: 9px;
  border-radius: 2px;
  background: var(--f1-red);
  transform: translateY(1px);
}

.section-icon {
  color: var(--f1-red);
  display: inline-flex;
}

.section-sub {
  font-size: 0.8rem;
  color: var(--text-mute);
}

/* ---------- 统计数字块 ---------- */
.stat {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-elev-2);
}

.stat-value {
  font-family: var(--font-num);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.5px;
}

.stat-label {
  margin-top: 4px;
  font-size: 0.75rem;
  color: var(--text-mute);
  letter-spacing: 0.6px;
}

.stat--red .stat-value {
  color: var(--f1-red);
}

/* ---------- 倒计时 ---------- */
.countdown {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.countdown-cell {
  min-width: 62px;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--line);
  text-align: center;
}

.countdown-value {
  font-family: var(--font-num);
  font-size: 1.32rem;
  font-weight: 700;
  line-height: 1.1;
  color: #fff;
}

.countdown-label {
  font-size: 0.66rem;
  color: var(--text-mute);
  letter-spacing: 0.6px;
}

/* ---------- 头像 ---------- */
.avatar {
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  font-weight: 800;
  font-family: var(--font-num);
  flex: 0 0 auto;
  letter-spacing: 0;
}

/* ---------- 车队色条 ---------- */
.team-bar {
  display: inline-block;
  width: 4px;
  height: 18px;
  border-radius: 2px;
  flex: 0 0 auto;
}

/* ---------- 表格 ---------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev-2);
}

.table {
  min-width: 560px;
  font-size: 0.87rem;
}

.table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #1b1b21;
  color: var(--text-mute);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-align: left;
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-transform: uppercase;
  white-space: nowrap;
}

.table tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: middle;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr:hover {
  background: rgba(255, 255, 255, 0.028);
}

.table .col-pos {
  width: 54px;
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--text-dim);
}

.table .col-pts {
  text-align: right;
  font-family: var(--font-num);
  font-weight: 700;
}

.table .col-num {
  text-align: right;
  font-family: var(--font-num);
  color: var(--text-dim);
}

.table .col-center {
  text-align: center;
}

/* 前三名 */
.pos-1 {
  color: var(--gold) !important;
}
.pos-2 {
  color: var(--silver) !important;
}
.pos-3 {
  color: var(--bronze) !important;
}

/* 赛时间段中的正赛行 */
.table tbody tr.is-race td {
  background: rgba(225, 6, 0, 0.07);
  border-top: 1px solid rgba(225, 6, 0, 0.28);
}

/* 状态标签 */
.status-finished {
  color: var(--text-dim);
}

.status-dnf {
  color: #ff8b84;
}

.fl-purple {
  color: var(--purple);
}

/* 最快圈小标记 */
.fl-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--purple);
  box-shadow: 0 0 8px rgba(155, 109, 255, 0.85);
  margin-left: 4px;
  vertical-align: middle;
}

/* ---------- 名次奖牌 ---------- */
.medal {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  font-size: 0.76rem;
  font-weight: 800;
  font-family: var(--font-num);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-dim);
  border: 1px solid var(--line-soft);
}

.medal--1 {
  background: linear-gradient(150deg, #ffe98a, #d9a800);
  color: #3d2c00;
  border-color: transparent;
}

.medal--2 {
  background: linear-gradient(150deg, #eef1f6, #a8aeb8);
  color: #2c2f35;
  border-color: transparent;
}

.medal--3 {
  background: linear-gradient(150deg, #e0a878, #9c5f24);
  color: #301a06;
  border-color: transparent;
}

/* ---------- 信息网格 ---------- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.info-item {
  padding: 11px 13px;
  background: var(--bg-elev-2);
  border-left: 3px solid transparent;
}

.info-item[style*="--accent"] {
  border-left-color: var(--accent);
}

.info-label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.71rem;
  letter-spacing: 0.6px;
  color: var(--text-mute);
  margin-bottom: 3px;
}

.info-hint {
  font-size: 0.62rem;
  padding: 0 5px;
  border-radius: 999px;
  background: rgba(245, 197, 24, 0.14);
  color: #ffcf7a;
  border: 1px solid rgba(245, 197, 24, 0.3);
  cursor: help;
}

.info-value {
  margin: 0;
  font-weight: 650;
  font-size: 0.92rem;
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  font-size: 0.8rem;
  color: var(--text-mute);
  margin-bottom: 14px;
}

.breadcrumb-link {
  color: var(--text-dim);
}

.breadcrumb-link:hover {
  color: var(--f1-red);
}

.breadcrumb-sep {
  opacity: 0.5;
}

.breadcrumb-current {
  color: var(--text);
}

/* ---------- 分段控件 ---------- */
.segmented {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 11px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
}

.segmented-btn {
  padding: 7px 15px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-dim);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.16s, color 0.16s;
}

.segmented-btn:hover {
  color: var(--text);
}

.segmented-btn.is-active {
  background: var(--f1-red);
  color: #fff;
  box-shadow: var(--shadow-red);
}

/* ---------- 数据来源说明 ---------- */
.source-note {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 0.76rem;
  color: var(--text-mute);
}

.source-text {
  margin: 0 0 6px;
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-dim);
  border-bottom: 1px dashed rgba(255, 255, 255, 0.18);
}

.source-link:hover {
  color: var(--f1-red);
}

/* ---------- 赛程卡片 ---------- */
.race-card {
  display: grid;
  gap: 10px;
  padding: 15px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-elev-2), var(--bg-elev));
  transition: transform 0.18s, border-color 0.18s;
}

.race-card:hover {
  transform: translateY(-2px);
  border-color: rgba(225, 6, 0, 0.42);
}

.race-card.is-completed {
  opacity: 0.94;
}

.race-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.round-badge {
  font-family: var(--font-num);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-mute);
}

.race-card-name {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
}

.race-card-en {
  font-size: 0.72rem;
  color: var(--text-mute);
  letter-spacing: 0.2px;
}

.race-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  font-size: 0.76rem;
  color: var(--text-dim);
}

.race-card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.race-card-result {
  padding-top: 9px;
  border-top: 1px solid var(--line-soft);
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* ---------- 车手 / 车队卡片 ---------- */
.person-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-elev-2);
  transition: transform 0.16s, border-color 0.16s;
}

.person-card:hover {
  transform: translateY(-2px);
  border-color: rgba(225, 6, 0, 0.4);
}

.person-info {
  min-width: 0;
  flex: 1 1 auto;
}

.person-name {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.person-sub {
  margin: 1px 0 0;
  font-size: 0.74rem;
  color: var(--text-mute);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.person-number {
  font-family: var(--font-num);
  font-size: 1.32rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.22);
  line-height: 1;
}

/* ---------- 车队详情头 ---------- */
.team-hero {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  padding: clamp(18px, 3vw, 30px);
  background: linear-gradient(135deg, var(--accent-soft, rgba(225, 6, 0, 0.12)), transparent 58%);
  position: relative;
  overflow: hidden;
}

.team-hero::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--accent, var(--f1-red));
}

/* ---------- 练习赛子标签 ---------- */
.session-chip {
  background: var(--bg-elev-2);
  border: 1px solid var(--line);
}

.session-chip.is-active {
  background: var(--f1-red);
  border-color: transparent;
}

/* ---------- 图例 ---------- */
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-size: 0.75rem;
  color: var(--text-mute);
  margin-top: 10px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

/* ---------- 时间线 ---------- */
.timeline {
  display: grid;
  gap: 0;
}

.timeline-row {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.timeline-row:last-child {
  border-bottom: none;
}

.timeline-year {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--f1-red);
  font-size: 0.95rem;
}

.timeline-body {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  font-size: 0.85rem;
}

/* ---------- 横向条形图 ---------- */
.bars {
  display: grid;
  gap: 9px;
}

.bar-row {
  display: grid;
  grid-template-columns: 132px 1fr 46px;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
}

.bar-track {
  display: block;
  width: 100%;
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  overflow: hidden;
}

.bar-fill {
  display: block;
  height: 100%;
  min-width: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--f1-red), #ff6b4a);
  transition: width 0.5s ease;
}

.bar-value {
  text-align: right;
  font-family: var(--font-num);
  color: var(--text-dim);
}

/* ---------- 科普卡片 ---------- */
.theme-block {
  display: grid;
  gap: 12px;
}

.theme-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.theme-head h2 {
  margin: 0;
}

.term-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(272px, 1fr));
  gap: 12px;
}

.term-card {
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-elev-2);
}

.term-name {
  display: flex;
  align-items: baseline;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.term-name strong {
  font-size: 0.94rem;
}

.term-en {
  font-size: 0.72rem;
  color: var(--text-mute);
  letter-spacing: 0.3px;
}

.term-text {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.62;
}

/* ---------- 分区锚点导航 ---------- */
.anchor-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 18px;
}

.anchor-link {
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  font-size: 0.79rem;
  color: var(--text-dim);
  transition: all 0.16s;
}

.anchor-link:hover {
  color: var(--text);
  border-color: var(--f1-red);
}

.anchor-link.is-active {
  color: #fff;
  background: var(--f1-red);
  border-color: transparent;
}

/* ---------- 提示条 ---------- */
.notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(245, 197, 24, 0.28);
  background: rgba(245, 197, 24, 0.07);
  font-size: 0.82rem;
  color: #ffe0a3;
}

.notice--info {
  border-color: rgba(96, 138, 255, 0.3);
  background: rgba(96, 138, 255, 0.08);
  color: #c5d4ff;
}

.notice .icon {
  flex: 0 0 auto;
  margin-top: 2px;
}

.notice p {
  margin: 0;
}

/* ---------- 分栏 ---------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: clamp(14px, 2.2vw, 24px);
  align-items: start;
}

/* ---------- 空行占位 ---------- */
.divider {
  height: 1px;
  background: var(--line-soft);
  margin: 4px 0;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  :root {
    --header-h: 58px;
  }

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }

  .mobile-nav {
    display: block;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.26s ease;
    background: var(--bg-elev);
    border-bottom: 1px solid transparent;
  }

  .mobile-nav.is-open {
    max-height: 70vh;
    border-bottom-color: var(--line);
    overflow-y: auto;
  }

  .mobile-nav nav {
    display: grid;
    gap: 2px;
    padding: 10px clamp(14px, 3vw, 28px) 16px;
  }

  .mobile-nav .nav-link {
    padding: 11px 12px;
    font-size: 0.92rem;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 620px) {
  .brand-text small {
    display: none;
  }

  .grid--teams {
    grid-template-columns: 1fr;
  }

  .grid--3,
  .grid--4,
  .term-grid {
    grid-template-columns: 1fr;
  }

  .bar-row {
    grid-template-columns: 92px 1fr 40px;
    font-size: 0.76rem;
  }

  .timeline-row {
    grid-template-columns: 58px 1fr;
    gap: 10px;
  }

  .table {
    min-width: 480px;
    font-size: 0.8rem;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .site-header,
  .site-footer,
  .top-accent,
  .route-progress,
  .hero-actions {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .card,
  .table-wrap {
    border-color: #ccc;
    background: #fff;
    box-shadow: none;
  }
}