/* ============================================================
   196体育赛 · 赛季档案库
   共享样式表 /assets/site.css
   ============================================================ */

/* ---------- 变量 ---------- */
:root{
  --ink-900:#0A0F0D;
  --ink-800:#0E1A15;
  --green-900:#10241D;
  --cream:#F3EADA;
  --signal:#FF6B1A;
  --signal-soft:#FF7D38;
  --turf:#3E8E5A;
  --cold:#EDF2EE;
  --steel:#7C8B84;
  --brown:#2B1C12;
  --amber:#D69A2D;
  --glass:rgba(237,242,238,.08);
  --glass-line:rgba(237,242,238,.24);
  --hair:rgba(237,242,238,.14);
  --text-70:rgba(237,242,238,.7);
  --text-55:rgba(237,242,238,.55);

  --font-display:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-body:var(--font-display);
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"DejaVu Sans Mono","Liberation Mono",monospace;

  --header-h:88px;
  --header-h-compact:64px;
  --wrap-max:1440px;
  --gap:24px;
  --radius:14px;
  --radius-sm:8px;
  --radius-pill:999px;
  --shadow:0 18px 48px rgba(0,0,0,.48);
  --ease:cubic-bezier(.22,1,.36,1);
}

/* ---------- 重置 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100%;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  color:var(--cold);
  background-color:var(--ink-900);
  background-image:
    linear-gradient(rgba(237,242,238,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(237,242,238,.028) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:2px}
::selection{background:var(--signal);color:#12100C}

/* ---------- 排版节奏（三级） ---------- */
.display-lg{
  font-family:var(--font-display);font-weight:900;
  font-size:clamp(36px,7vw,104px);line-height:1.02;letter-spacing:-.02em;
}
.display-md{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(28px,4vw,56px);line-height:1.08;letter-spacing:-.01em;
}
.num-hero{
  font-family:var(--font-mono);font-weight:700;
  font-size:clamp(40px,8vw,120px);line-height:1;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.lede{font-size:clamp(16px,1.4vw,19px);line-height:1.75;color:var(--text-70);max-width:68ch}
.caption{font-size:12px;font-weight:500;letter-spacing:.08em;line-height:1.7;color:var(--steel)}
.kicker{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--turf)}
.mono,.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.num{text-align:right}

/* ---------- 容器与栅格 ---------- */
.wrap{width:100%;max-width:var(--wrap-max);margin-inline:auto;padding-inline:clamp(16px,4vw,48px)}
.wrap--narrow{max-width:880px}
.grid12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--gap)}
.col-2{grid-column:span 2}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-9{grid-column:span 9}
.col-10{grid-column:span 10}
.col-12{grid-column:span 12}
.main-offset{padding-top:calc(var(--header-h-compact) + 32px)}
#main-content{scroll-margin-top:calc(var(--header-h-compact) + 16px)}

/* ---------- 分区与色带 ---------- */
.section{padding-block:clamp(56px,8vw,120px)}
.section__head{display:flex;flex-direction:column;gap:14px;margin-bottom:clamp(28px,4vw,56px)}
.band{background:var(--ink-900);color:var(--cold)}
.band--ink{background:var(--green-900)}
.band--cream{background:var(--cream);color:var(--brown)}
.band--cream .caption,
.band--cream .kicker,
.band--cream .stat__label,
.band--cream .card__label,
.band--cream .season-rail__title{color:rgba(43,28,18,.6)}
.band--cream .lede,
.band--cream .card__text{color:rgba(43,28,18,.78)}
.divider{height:1px;border:0;background:var(--hair);margin:clamp(32px,5vw,72px) 0}

/* ---------- 章节编号 ---------- */
.chapter{display:flex;gap:14px;align-items:baseline}
.chapter__num{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;
  color:var(--signal);padding-top:6px;flex:0 0 auto;
}
.chapter__title{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(22px,2.4vw,32px);line-height:1.25;color:var(--cold);
}
.band--cream .chapter__title{color:var(--brown)}
.band--cream .chapter__num{color:var(--signal)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;border-radius:var(--radius-pill);border:1px solid transparent;
  font-size:14px;font-weight:600;line-height:1;letter-spacing:.02em;
  transition:background-color .2s var(--ease),color .2s var(--ease),
    border-color .2s var(--ease),transform .2s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:none}
.btn--signal{background:var(--signal);border-color:var(--signal);color:#12100C}
.btn--signal:hover{background:var(--signal-soft);border-color:var(--signal-soft)}
.btn--ghost{background:var(--glass);border-color:var(--glass-line);color:var(--cold)}
.btn--ghost:hover{border-color:var(--signal);color:var(--signal)}
.btn--cream{background:var(--cream);border-color:var(--cream);color:var(--brown)}
.btn--cream:hover{background:#fff6e6}
.btn--block{width:100%}

/* ---------- 卡片 ---------- */
.card{
  position:relative;padding:clamp(18px,2vw,26px);border-radius:var(--radius);
  border:1px solid var(--hair);background:var(--ink-800);color:var(--cold);
}
.card--glass{background:var(--glass);border-color:var(--glass-line)}
.card--ink{background:var(--green-900)}
.card--cream{background:var(--cream);color:var(--brown);border-color:rgba(43,28,18,.14)}
.card__label{
  display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel);
}
.card__title{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(20px,2vw,26px);line-height:1.3;margin-top:8px;
}
.card__text{font-size:15px;line-height:1.75;color:var(--text-70);margin-top:10px}
.card--cream .card__text{color:rgba(43,28,18,.72)}

/* ---------- 数据组件 ---------- */
.stat{display:flex;flex-direction:column;gap:6px}
.stat__value{
  font-family:var(--font-mono);font-weight:700;font-variant-numeric:tabular-nums;
  font-size:clamp(26px,3.4vw,46px);line-height:1;color:var(--signal);
}
.stat__label{font-size:12px;letter-spacing:.08em;color:var(--steel)}
.meter{height:6px;border-radius:var(--radius-pill);background:rgba(237,242,238,.1);overflow:hidden}
.meter__fill{
  display:block;width:0;height:100%;border-radius:inherit;background:var(--turf);
  transition:width .8s var(--ease);
}
.meter--signal .meter__fill{background:var(--signal)}
.band--cream .meter{background:rgba(43,28,18,.12)}

/* ---------- 标签与切换 ---------- */
.era-group{display:flex;flex-wrap:wrap;gap:8px}
.era-chip,.chip{
  padding:6px 12px;border-radius:var(--radius-pill);border:1px solid var(--hair);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--text-70);
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.era-chip:hover,.chip:hover{color:var(--cold);border-color:var(--glass-line);background:var(--glass)}
.era-chip[aria-pressed="true"],.chip[aria-pressed="true"]{
  background:var(--signal);border-color:var(--signal);color:#12100C;font-weight:700;
}
.tabs{display:flex;flex-wrap:wrap;gap:8px;border-bottom:1px solid var(--hair);margin-bottom:20px}
.tab{
  padding:10px 16px;border:1px solid transparent;border-radius:var(--radius-sm) var(--radius-sm) 0 0;
  font-size:14px;color:var(--text-70);transition:background-color .2s var(--ease),color .2s var(--ease);
}
.tab:hover{color:var(--cold)}
.tab[aria-selected="true"]{background:var(--green-900);border-color:var(--hair);color:var(--cold)}
.tabpanel{padding-top:4px}
.tabpanel[hidden]{display:none}
.band--cream .tabs{border-bottom-color:rgba(43,28,18,.2)}
.band--cream .tab[aria-selected="true"]{background:rgba(43,28,18,.08);border-color:rgba(43,28,18,.2);color:var(--brown)}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--hair);border-radius:var(--radius)}
.data-table{font-size:14px;min-width:520px}
.data-table th{
  padding:12px 14px;text-align:left;background:var(--green-900);
  font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.08em;
  text-transform:uppercase;color:var(--steel);border-bottom:1px solid var(--hair);
}
.data-table td{
  padding:12px 14px;border-bottom:1px solid rgba(237,242,238,.08);
  font-variant-numeric:tabular-nums;
}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table tbody tr:hover{background:var(--glass)}
.band--cream .table-wrap{border-color:rgba(43,28,18,.16)}
.band--cream .data-table th{background:rgba(43,28,18,.07);color:rgba(43,28,18,.7);border-bottom-color:rgba(43,28,18,.16)}
.band--cream .data-table td{border-bottom-color:rgba(43,28,18,.12)}
.band--cream .data-table tbody tr:hover{background:rgba(43,28,18,.05)}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--steel);
}
.breadcrumb__item{color:inherit}
.breadcrumb__item[aria-current="page"]{color:var(--cold)}
.breadcrumb__link{color:var(--text-70);transition:color .2s var(--ease)}
.breadcrumb__link:hover{color:var(--signal)}
.breadcrumb__sep{color:rgba(124,139,132,.55)}
.band--cream .breadcrumb{color:rgba(43,28,18,.6)}
.band--cream .breadcrumb__item[aria-current="page"]{color:var(--brown)}

/* ---------- 媒体容器（页面阶段放置图片） ---------- */
.media{
  position:relative;overflow:hidden;border-radius:var(--radius);
  border:1px solid var(--hair);background:var(--green-900);aspect-ratio:16/9;
}
.media--wide{aspect-ratio:21/9}
.media--square{aspect-ratio:1/1}
.media--tall{aspect-ratio:3/4}
.media img,.media__img{
  width:100%;height:100%;object-fit:cover;
  filter:saturate(.5) contrast(1.06) brightness(.86);
}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(10,15,13,.3) 0 1px,transparent 1px 4px);
  mix-blend-mode:multiply;
}
.media__tag{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:4px 10px;border-radius:var(--radius-pill);
  border:1px solid var(--glass-line);background:var(--glass);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--cold);
}
.media__caption{
  position:absolute;left:14px;bottom:12px;z-index:2;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--cold);opacity:.82;
}

/* ---------- 左侧赛季时间轴 ---------- */
.season-rail{
  display:flex;flex-direction:column;
  position:sticky;top:calc(var(--header-h-compact) + 32px);
}
.season-rail__title{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel);margin-bottom:12px;
}
.season-rail__item{border-left:1px solid var(--hair)}
.season-rail__link{
  display:flex;align-items:baseline;gap:10px;
  padding:9px 0 9px 14px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;
  color:var(--steel);
  transition:color .24s var(--ease),border-color .24s var(--ease),padding-left .24s var(--ease);
}
.season-rail__code{font-variant-numeric:tabular-nums}
.season-rail__link:hover{color:var(--cold)}
.season-rail__item[data-current="true"] .season-rail__link,
.season-rail__link[aria-current="true"]{
  color:var(--signal);border-left:2px solid var(--signal);
  margin-left:-1px;padding-left:13px;
}

/* ---------- 页头 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  color:var(--cold);
  background-color:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:linear-gradient(180deg,rgba(10,15,13,.78),rgba(10,15,13,.14));
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:opacity .28s var(--ease);
}
.site-header[data-scrolled="true"]{
  background-color:var(--ink-900);
  border-bottom-color:var(--hair);
  box-shadow:0 14px 34px rgba(0,0,0,.5);
}
.site-header[data-scrolled="true"]::before{opacity:0}
.site-header__inner{
  display:flex;align-items:center;gap:clamp(12px,2vw,32px);
  height:var(--header-h);max-width:var(--wrap-max);margin-inline:auto;
  padding-inline:clamp(16px,4vw,48px);
  transition:height .28s var(--ease);
}
.site-header[data-scrolled="true"] .site-header__inner{height:var(--header-h-compact)}
.skip-link{
  position:fixed;top:-64px;left:16px;z-index:200;
  padding:10px 16px;border-radius:var(--radius-sm);
  background:var(--signal);color:#12100C;font-size:14px;font-weight:700;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px}

/* 品牌 */
.brand{display:flex;flex-direction:column;gap:2px;flex:0 0 auto;min-width:0}
.brand__name{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(14px,1.1vw,17px);line-height:1.3;letter-spacing:.01em;white-space:nowrap;
}
.brand__season{
  display:flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--steel);white-space:nowrap;
}
.brand__season-code{color:var(--signal);font-variant-numeric:tabular-nums}

/* 主导航 */
.nav{display:flex;align-items:center;justify-content:center;flex:1 1 auto;min-width:0}
.nav__list{display:flex;align-items:center;gap:clamp(6px,1.2vw,22px)}
.nav__link{
  position:relative;display:inline-block;padding:10px 2px;white-space:nowrap;
  font-size:14px;color:rgba(237,242,238,.78);
  transition:color .2s var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;
  background:var(--signal);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav__link:hover{color:var(--cold)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link[aria-current="page"]{color:var(--cold);font-weight:600}
.nav__link[aria-current="page"]::after{transform:scaleX(1)}
.nav__cta{display:none}

/* 头部工具区 */
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}

/* 赛季切换器 */
.season-switch{position:relative}
.season-switch__button{
  display:flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:var(--radius-pill);
  border:1px solid var(--glass-line);background:var(--glass);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--cold);
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.season-switch__button:hover{border-color:var(--signal)}
.season-switch__label{font-size:11px;letter-spacing:.14em;color:var(--steel)}
.season-switch__value{color:var(--signal);font-variant-numeric:tabular-nums}
.season-switch__caret{
  width:7px;height:7px;
  border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translate(-2px,-2px);
  transition:transform .24s var(--ease);
}
.season-switch__button[aria-expanded="true"] .season-switch__caret{
  transform:rotate(-135deg) translate(-2px,-2px);
}
.season-panel{
  position:absolute;top:calc(100% + 10px);right:0;z-index:90;
  min-width:266px;padding:16px;border-radius:var(--radius);
  border:1px solid var(--glass-line);
  background:rgba(10,15,13,.95);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
.season-panel[hidden]{display:none}
.season-panel__title{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel);margin-bottom:12px;
}
.season-panel__note{margin-top:12px;font-size:12px;line-height:1.7;color:var(--text-55)}

/* 汉堡按钮 */
.nav-toggle{
  display:none;position:relative;width:44px;height:44px;
  border-radius:10px;border:1px solid var(--glass-line);background:var(--glass);
}
.nav-toggle__bar{
  position:absolute;left:12px;right:12px;height:1.5px;background:var(--cold);
  transition:transform .24s var(--ease),opacity .2s var(--ease);
}
.nav-toggle__bar:nth-child(1){top:16px}
.nav-toggle__bar:nth-child(2){top:22px}
.nav-toggle__bar:nth-child(3){top:28px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 遮罩与滚动计量 */
.nav-scrim{position:fixed;inset:0;background:rgba(4,8,6,.74)}
.nav-scrim[hidden]{display:none}
.scroll-meter{position:absolute;left:0;right:0;bottom:0;height:2px;overflow:hidden}
.scroll-meter__fill{
  display:block;width:0;height:100%;background:var(--signal);
  transition:width .12s linear;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:clamp(72px,9vw,128px);
  background:var(--ink-900);
  border-top:1px solid var(--hair);
  color:var(--cold);
}
.site-footer__inner{
  max-width:var(--wrap-max);margin-inline:auto;
  padding:clamp(48px,6vw,80px) clamp(16px,4vw,48px) 32px;
}
.site-footer__top{
  display:grid;grid-template-columns:minmax(260px,1fr) minmax(0,2fr);
  gap:clamp(28px,4vw,64px);
  padding-bottom:clamp(32px,5vw,56px);
  border-bottom:1px solid var(--hair);
}
.site-footer__brandline{font-family:var(--font-display);font-weight:800;font-size:20px;line-height:1.3}
.site-footer__tagline{
  margin-top:12px;max-width:34ch;font-size:14px;line-height:1.75;color:var(--text-55);
}
.site-footer__stamp{
  margin-top:16px;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--turf);
}
.site-footer__columns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.site-footer__col-title{
  font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel);margin-bottom:14px;
}
.site-footer__links li+li{margin-top:10px}
.site-footer__link{
  font-size:14px;color:rgba(237,242,238,.78);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.site-footer__link:hover{color:var(--signal)}
.site-footer__bottom{
  display:flex;flex-wrap:wrap;gap:14px 32px;
  justify-content:space-between;align-items:flex-end;
  padding-top:28px;
}
.site-footer__contact{
  max-width:72ch;font-size:13px;line-height:1.8;color:rgba(237,242,238,.62);
}
.site-footer__legal{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  color:var(--steel);white-space:nowrap;
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:clamp(16px,3vw,32px);bottom:clamp(16px,3vw,32px);z-index:70;
  display:grid;place-items:center;width:48px;height:48px;border-radius:12px;
  border:1px solid var(--glass-line);background:rgba(10,15,13,.86);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  color:var(--cold);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .28s var(--ease),transform .28s var(--ease),
    visibility .28s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.to-top[data-visible="true"]{opacity:1;visibility:visible;transform:none}
.to-top:hover{border-color:var(--signal);color:var(--signal)}
.to-top__arrow{
  width:10px;height:10px;
  border-left:1.5px solid currentColor;border-top:1.5px solid currentColor;
  transform:rotate(45deg) translate(2px,2px);
}

/* ---------- 工具类与动效钩子 ---------- */
.is-era-hidden{display:none !important}
.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;
}
[data-reveal]{
  opacity:0;transform:translateY(16px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
[data-reveal].is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .col-2,.col-3,.col-4,.col-5{grid-column:span 6}
  .col-6,.col-7,.col-8,.col-9,.col-10,.col-12{grid-column:1/-1}
  .site-footer__top{grid-template-columns:1fr}
}
@media (max-width:1040px){
  .nav-toggle{display:block}
  .header-tools{position:relative;z-index:85}
  .nav{
    position:fixed;top:0;right:0;bottom:0;left:auto;z-index:75;
    display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:22px;width:min(88vw,392px);
    padding:calc(var(--header-h-compact) + 44px) 24px 32px;
    background:var(--ink-900);border-left:1px solid var(--hair);
    overflow-y:auto;
    transform:translateX(103%);
    transition:transform .32s var(--ease);
  }
  .nav[data-open="true"]{transform:translateX(0)}
  .nav__list{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .nav__item{width:100%}
  .nav__link{
    display:block;width:100%;padding:15px 2px;font-size:17px;
    border-bottom:1px solid rgba(237,242,238,.08);
  }
  .nav__link::after{bottom:0}
  .nav__cta{display:inline-flex;width:100%}
  .nav-scrim{z-index:70}
  html[data-nav-open="true"]{overflow:hidden}
}
@media (max-width:640px){
  .grid12{grid-template-columns:repeat(2,minmax(0,1fr))}
  .col-2,.col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-9,.col-10,.col-12{grid-column:1/-1}
  .site-footer__columns{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 20px}
  .site-footer__bottom{flex-direction:column;align-items:flex-start}
  .site-footer__legal{white-space:normal}
}
@media (max-width:600px){
  .brand__name{font-size:13px}
  .brand__season-label{display:none}
  .season-switch__label{display:none}
  .season-switch__button{padding:7px 10px}
  .header-tools__cta{display:none}
  .header-tools{gap:8px}
  .season-panel{min-width:min(78vw,266px)}
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal]{opacity:1;transform:none}
  .to-top{transform:none}
}