/* ============================================================
   博万体育汇 · 共享样式 /assets/site.css
   夜空深蓝 + 经幡分类色 + 暖纸阅读面板 + 精密网格
   ============================================================ */

:root{
  --navy:#0B1D3A;
  --navy-2:#12294E;
  --paper:#F2E9DA;
  --ink:#101418;
  --gold:#E8B23A;
  --flag-blue:#2E7FD1;
  --flag-white:#F7F9FC;
  --flag-red:#D7403A;
  --flag-green:#2FA36B;
  --flag-yellow:#F0C846;
  --turf:#17402F;

  --line: rgba(247,249,252,.18);
  --line-strong: rgba(247,249,252,.34);
  --line-ink: rgba(16,20,24,.16);

  --shell: 1320px;
  --rail: 320px;
  --gap: 28px;

  --font-head:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --ease: cubic-bezier(.2,.7,.3,1);
  --header-h: 76px;
}

*,*::before,*::after{box-sizing:border-box;}

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

body{
  margin:0;
  background:var(--navy);
  color:var(--flag-white);
  font-family:var(--font-body);
  font-weight:500;
  font-size:17px;
  line-height:1.7;
  letter-spacing:.005em;
  overflow-x:hidden;
}

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

h1,h2,h3,h4{font-family:var(--font-head);font-weight:900;letter-spacing:-.02em;line-height:1.12;margin:0;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}

:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
}

.bw-skip{
  position:absolute;left:-9999px;top:0;z-index:999;
  background:var(--gold);color:var(--ink);
  padding:12px 18px;font-size:14px;font-weight:700;
}
.bw-skip:focus{left:8px;top:8px;}

/* ---------- 容器与网格 ---------- */
.bw-shell{
  width:100%;max-width:var(--shell);
  margin:0 auto;padding:0 24px;
}

.bw-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--gap);}
.bw-grid--rail{grid-template-columns:3fr 9fr;}
.bw-grid--half{grid-template-columns:repeat(2,1fr);}
.bw-grid--third{grid-template-columns:repeat(3,1fr);}

.bw-stack{display:flex;flex-direction:column;gap:32px;}
.bw-stack--sm{gap:16px;}
.bw-stack--lg{gap:56px;}

/* ---------- 数据图纸网格装饰 ---------- */
.bw-grid-lines{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,var(--line) 1px,transparent 1px),
    linear-gradient(to bottom,var(--line) 1px,transparent 1px);
  background-size:80px 80px;
  opacity:.55;
}
.bw-grid-lines::before,
.bw-grid-lines::after{
  content:"";position:absolute;width:14px;height:14px;
  border-left:1px solid var(--gold);border-top:1px solid var(--gold);
}
.bw-grid-lines::before{left:16px;top:16px;}
.bw-grid-lines::after{right:16px;bottom:16px;border-left:0;border-top:0;border-right:1px solid var(--gold);border-bottom:1px solid var(--gold);}

/* ---------- 斜切色带 ---------- */
.bw-slash{
  display:inline-block;width:64px;height:6px;
  background:var(--flag-white);
  transform:skewX(-45deg);
}
.bw-slash--gold{background:var(--gold);}
.bw-slash--blue{background:var(--flag-blue);}
.bw-slash--green{background:var(--flag-green);}
.bw-slash--red{background:var(--flag-red);}
.bw-slash--yellow{background:var(--flag-yellow);}

/* ---------- 分类色点 ---------- */
.bw-dot{display:inline-block;width:9px;height:9px;background:var(--flag-white);flex:none;}
.bw-dot--blue{background:var(--flag-blue);}
.bw-dot--red{background:var(--flag-red);}
.bw-dot--green{background:var(--flag-green);}
.bw-dot--yellow{background:var(--flag-yellow);}
.bw-dot--gold{background:var(--gold);}

/* ---------- 头部 ---------- */
.bw-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),height .28s var(--ease);
}
.bw-header__bar{
  display:flex;align-items:center;gap:22px;
  min-height:var(--header-h);
  padding-top:14px;padding-bottom:14px;
}
.bw-header[data-scrolled]{
  background:var(--navy);
  border-bottom-color:var(--line);
  box-shadow:0 12px 30px rgba(0,0,0,.32);
}
.bw-header[data-scrolled] .bw-header__bar{min-height:62px;padding-top:8px;padding-bottom:8px;}

.bw-header__brand{display:flex;align-items:center;gap:10px;min-width:0;}
.bw-header__mark{
  font-family:var(--font-head);font-weight:900;font-size:21px;
  letter-spacing:-.01em;color:var(--flag-white);white-space:nowrap;
}
.bw-header__sub{
  font-size:12px;letter-spacing:.06em;color:rgba(247,249,252,.62);
  white-space:nowrap;
}
.bw-header__brand .bw-slash{width:34px;height:5px;}

.bw-nav{display:flex;align-items:center;margin-left:auto;}
.bw-nav__list{display:flex;align-items:center;gap:6px;}
.bw-nav__link{
  position:relative;display:block;
  padding:10px 12px;font-size:15px;font-weight:500;
  color:rgba(247,249,252,.78);
  transition:color .2s var(--ease);
}
.bw-nav__link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--flag-blue);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease),background-color .24s var(--ease);
}
.bw-nav__link:hover{color:var(--flag-white);}
.bw-nav__link:hover::after{transform:scaleX(1);}
.bw-nav__link[aria-current="page"]{color:var(--gold);}
.bw-nav__link[aria-current="page"]::after{transform:scaleX(1);background:var(--gold);}

.bw-nav__aside{display:none;}

.bw-header__utils{display:flex;align-items:center;gap:14px;margin-left:18px;}
.bw-header__util{
  font-size:13px;letter-spacing:.08em;
  color:rgba(247,249,252,.7);
  padding-bottom:2px;border-bottom:1px solid var(--line-strong);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.bw-header__util:hover{color:var(--gold);border-color:var(--gold);}
.bw-header__cta{white-space:nowrap;}

.bw-nav-toggle{
  display:none;align-items:center;gap:10px;
  margin-left:auto;padding:10px 14px;
  border:1px solid var(--line-strong);
  color:var(--flag-white);font-size:13px;letter-spacing:.08em;
}
.bw-nav-toggle__bars{position:relative;width:18px;height:2px;background:var(--gold);display:block;}
.bw-nav-toggle__bars::before,
.bw-nav-toggle__bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--gold);}
.bw-nav-toggle__bars::before{top:-6px;}
.bw-nav-toggle__bars::after{top:6px;}

/* 顶部滚动进度 */
.bw-progress{
  position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;
}

/* ---------- 按钮 ---------- */
.bw-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;font-size:14px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.bw-btn--gold{background:var(--gold);color:var(--ink);}
.bw-btn--gold:hover{background:#f3c459;}
.bw-btn--ghost{background:transparent;color:var(--flag-white);border-color:var(--line-strong);}
.bw-btn--ghost:hover{border-color:var(--gold);color:var(--gold);}
.bw-btn--ink{background:var(--ink);color:var(--paper);}
.bw-btn--ink:hover{background:var(--navy-2);color:var(--flag-white);}

.bw-link{
  color:var(--gold);
  border-bottom:1px solid rgba(232,178,58,.5);
  transition:border-color .2s var(--ease);
}
.bw-link:hover{border-color:var(--gold);}
.bw-arrow{display:inline-block;transition:transform .2s var(--ease);}
.bw-link:hover .bw-arrow,.bw-btn:hover .bw-arrow{transform:translateX(4px);}

/* ---------- 面包屑 ---------- */
.bw-breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.06em;color:rgba(247,249,252,.6);
  padding:14px 0;
}
.bw-breadcrumb li{display:flex;align-items:center;gap:8px;}
.bw-breadcrumb li+li::before{content:"/";color:var(--flag-blue);}
.bw-breadcrumb a:hover{color:var(--gold);}
.bw-breadcrumb [aria-current="page"]{color:var(--flag-white);}

/* ---------- 左侧数据滑轨 ---------- */
.bw-rail{
  position:sticky;top:calc(var(--header-h) + 18px);
  align-self:start;
  border-left:1px solid var(--line-strong);
  padding-left:16px;
}
.bw-rail__title{
  font-size:13px;letter-spacing:.08em;color:rgba(247,249,252,.6);
  margin-bottom:14px;
}
.bw-rail__item{
  display:block;padding:10px 12px;margin-bottom:6px;
  background:transparent;border-left:2px solid transparent;
  font-size:15px;color:rgba(247,249,252,.75);
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.bw-rail__item:hover{background:var(--navy-2);color:var(--flag-white);}
.bw-rail__item[aria-current="true"]{
  background:var(--navy-2);color:var(--gold);border-left-color:var(--gold);
}
.bw-rail__strip{display:none;}

/* 键值行 */
.bw-kv{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);}
.bw-kv__k{font-size:13px;letter-spacing:.08em;color:rgba(247,249,252,.62);}
.bw-kv__v{font-family:var(--font-num);font-size:16px;color:var(--flag-white);}
.bw-panel .bw-kv{border-bottom-color:var(--line-ink);}
.bw-panel .bw-kv__k{color:rgba(16,20,24,.6);}
.bw-panel .bw-kv__v{color:var(--ink);}

/* ---------- 章节 ---------- */
.bw-section{padding:64px 0;}
.bw-section__head{margin-bottom:26px;}
.bw-section__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--flag-blue);
  margin-bottom:10px;
}
.bw-section__title{font-size:1.75rem;}
.bw-display{
  font-family:var(--font-num);font-weight:700;
  font-size:clamp(4rem,12vw,10rem);line-height:.9;letter-spacing:-.04em;
  color:var(--gold);
}
.bw-h1{font-size:clamp(2.2rem,5vw,4rem);}
.bw-h2{font-size:1.75rem;}
.bw-h3{font-size:1.2rem;}

/* ---------- 文本 ---------- */
.bw-lead{
  font-size:19px;line-height:1.75;max-width:38em;
  color:rgba(247,249,252,.86);
}
.bw-text{max-width:62ch;color:rgba(247,249,252,.8);}
.bw-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;text-align:right;display:inline-block;}
.bw-unit{font-size:.62em;letter-spacing:.08em;color:rgba(247,249,252,.6);margin-left:4px;}

.bw-tag{
  display:inline-flex;align-items:center;
  padding:3px 9px;font-size:13px;letter-spacing:.08em;
  border:1px solid var(--flag-white);color:var(--flag-white);
}
.bw-tag--blue{border-color:var(--flag-blue);color:var(--flag-blue);}
.bw-tag--red{border-color:var(--flag-red);color:var(--flag-red);}
.bw-tag--green{border-color:var(--flag-green);color:var(--flag-green);}
.bw-tag--yellow{border-color:var(--flag-yellow);color:var(--flag-yellow);}
.bw-tag--gold{border-color:var(--gold);color:var(--gold);}

/* ---------- 面板 ---------- */
.bw-panel{
  background:var(--paper);color:var(--ink);
  padding:34px;
  border:1px solid rgba(16,20,24,.1);
}
.bw-panel h2,.bw-panel h3{color:var(--ink);}
.bw-panel p{color:rgba(16,20,24,.84);}
.bw-panel--dark{background:var(--navy-2);color:var(--flag-white);border-color:var(--line);}
.bw-panel--dark p{color:rgba(247,249,252,.82);}
.bw-panel--ink{background:var(--ink);color:var(--paper);border-color:rgba(242,233,218,.14);}
.bw-panel--ink p{color:rgba(242,233,218,.82);}

/* ---------- 横向主题带 ---------- */
.bw-band{
  position:relative;width:100%;overflow:hidden;
  background:var(--navy-2);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.bw-band__inner{
  display:flex;gap:22px;align-items:stretch;
  padding:22px 24px;overflow-x:auto;
  scrollbar-width:thin;
}
.bw-band__inner::-webkit-scrollbar{height:6px;}
.bw-band__inner::-webkit-scrollbar-thumb{background:var(--flag-blue);}
.bw-band__item{
  flex:0 0 auto;min-width:250px;
  padding:16px 18px;border-left:3px solid var(--flag-blue);
  background:rgba(11,29,58,.6);
}
.bw-band__item:nth-child(3n+2){border-left-color:var(--flag-green);}
.bw-band__item:nth-child(3n+3){border-left-color:var(--flag-red);}

/* ---------- 表格 ---------- */
.bw-table-wrap{
  width:100%;overflow-x:auto;
  border:1px solid var(--line);
  background:rgba(18,41,78,.45);
}
.bw-panel .bw-table-wrap{border-color:var(--line-ink);background:transparent;}
.bw-table{
  width:100%;border-collapse:collapse;font-size:15px;
}
.bw-table thead th{
  position:sticky;top:0;z-index:2;
  background:var(--navy-2);color:var(--flag-white);
  font-size:13px;font-weight:700;letter-spacing:.08em;
  text-align:left;padding:12px 14px;
  border-bottom:1px solid var(--line-strong);
  white-space:nowrap;
}
.bw-panel .bw-table thead th{background:var(--ink);color:var(--paper);border-bottom-color:rgba(242,233,218,.2);}
.bw-table td{
  padding:11px 14px;border-bottom:1px solid var(--line);
  color:rgba(247,249,252,.84);vertical-align:top;
}
.bw-panel .bw-table td{border-bottom-color:var(--line-ink);color:rgba(16,20,24,.86);}
.bw-table tbody tr:hover td{background:rgba(46,127,209,.14);}
.bw-panel .bw-table tbody tr:hover td{background:rgba(232,178,58,.16);}
.bw-table [data-highlight],
.bw-table tbody tr[data-highlight]{background:rgba(232,178,58,.18);}
.bw-table .bw-table__num{font-family:var(--font-num);text-align:right;font-variant-numeric:tabular-nums;}

/* ---------- 展开组 ---------- */
.bw-disclosure{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin-bottom:-1px;
}
.bw-panel .bw-disclosure{border-color:var(--line-ink);}
.bw-disclosure summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 4px;cursor:pointer;list-style:none;
  font-size:16px;color:var(--flag-white);
}
.bw-panel .bw-disclosure summary{color:var(--ink);}
.bw-disclosure summary::-webkit-details-marker{display:none;}
.bw-disclosure summary::after{
  content:"+";font-family:var(--font-num);font-size:20px;color:var(--gold);
  transition:transform .24s var(--ease);
}
.bw-disclosure[open] summary::after{transform:rotate(45deg);}
.bw-disclosure__body{
  padding:6px 4px 20px;max-width:62ch;
  color:rgba(247,249,252,.8);
}
.bw-panel .bw-disclosure__body{color:rgba(16,20,24,.82);}

/* ---------- 筛选 ---------- */
.bw-filter{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:14px;border:1px solid var(--line);background:rgba(18,41,78,.4);
}
.bw-filter__btn{
  padding:8px 14px;font-size:13px;letter-spacing:.08em;
  border:1px solid var(--line-strong);color:rgba(247,249,252,.78);
  border-bottom:2px solid transparent;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.bw-filter__btn:hover{color:var(--flag-white);border-color:var(--gold);}
.bw-filter__btn[aria-pressed="true"]{
  background:var(--navy-2);color:var(--gold);
  border-color:var(--gold);border-bottom-color:var(--gold);
}
.is-hidden{display:none !important;}

/* ---------- 复制按钮 ---------- */
.bw-copy{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;margin:6px 0;
  font-size:13px;letter-spacing:.08em;
  border:1px solid var(--line-strong);color:var(--flag-white);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.bw-copy:hover{border-color:var(--gold);color:var(--gold);}
.bw-copy.is-done{border-color:var(--flag-green);color:var(--flag-green);}

/* ---------- 图片容器基础规则 ---------- */
.bw-figure{
  position:relative;display:block;width:100%;
  background:var(--navy-2);overflow:hidden;
  border:1px solid var(--line);
}
.bw-figure img{width:100%;height:100%;object-fit:cover;display:block;}
.bw-figure--16x9{aspect-ratio:16/9;}
.bw-figure--4x3{aspect-ratio:4/3;}
.bw-figure--1x1{aspect-ratio:1/1;}
.bw-figure--21x9{aspect-ratio:21/9;}
.bw-figure--turf{
  background:
    linear-gradient(180deg,rgba(23,64,47,.92),rgba(11,29,58,.92)),
    repeating-linear-gradient(90deg,rgba(247,249,252,.06) 0 2px,transparent 2px 42px);
}
.bw-figure__cap{
  display:block;padding:10px 2px 0;
  font-size:13px;letter-spacing:.08em;color:rgba(247,249,252,.6);
}
.bw-panel .bw-figure__cap{color:rgba(16,20,24,.6);}

/* ---------- 页脚 ---------- */
.bw-footer{
  position:relative;background:var(--ink);
  border-top:1px solid var(--line);
  margin-top:40px;
}
.bw-footer__band{
  height:8px;width:100%;
  background:linear-gradient(90deg,
    var(--flag-blue) 0 20%,
    var(--flag-white) 20% 40%,
    var(--flag-red) 40% 60%,
    var(--flag-green) 60% 80%,
    var(--flag-yellow) 80% 100%);
}
.bw-footer__inner{padding:52px 24px 28px;}
.bw-footer__grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.6fr;
  gap:32px;
}
.bw-footer__mark{
  font-family:var(--font-head);font-weight:900;font-size:24px;
  color:var(--flag-white);margin:0 0 6px;letter-spacing:-.01em;
}
.bw-footer__slug{font-size:13px;letter-spacing:.08em;color:rgba(247,249,252,.6);margin:0 0 14px;}
.bw-footer__beat{font-family:var(--font-num);font-size:14px;color:var(--gold);margin:0 0 14px;}
.bw-footer__slashes{display:flex;gap:6px;}
.bw-footer__slashes .bw-slash{width:30px;height:5px;}

.bw-footer__title{
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--flag-white);margin-bottom:14px;font-family:var(--font-body);
}
.bw-footer__links li{margin-bottom:9px;}
.bw-footer__links a{
  font-size:15px;color:rgba(247,249,252,.72);
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.bw-footer__links a:hover{color:var(--gold);border-color:var(--gold);}

.bw-footer__col--contact{border-left:1px solid var(--line);padding-left:24px;}
.bw-footer__contact{font-size:15px;line-height:1.9;color:rgba(247,249,252,.78);margin:0 0 12px;}
.bw-footer__note{font-size:13px;line-height:1.7;color:rgba(247,249,252,.52);margin:10px 0 0;}

.bw-footer__legal{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;letter-spacing:.06em;color:rgba(247,249,252,.55);
}
.bw-footer__icp{margin:0;font-family:var(--font-num);}
.bw-footer__bottom{margin:0;}

/* ---------- 返回顶部 ---------- */
.bw-top{
  position:fixed;right:20px;bottom:24px;z-index:70;
  width:44px;height:44px;display:none;align-items:center;justify-content:center;
  background:var(--navy-2);color:var(--gold);
  border:1px solid var(--line-strong);font-family:var(--font-num);font-size:18px;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.bw-top.is-visible{display:flex;}
.bw-top:hover{border-color:var(--gold);background:var(--ink);}

/* ---------- 显现动画 ---------- */
.bw-reveal{opacity:0;transform:translateY(24px);}
.bw-reveal.is-in{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .5s var(--ease);}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1180px){
  .bw-header__sub{display:none;}
  .bw-nav__link{padding:10px 9px;font-size:14px;}
}

@media (max-width:1024px){
  :root{--rail:auto;}
  .bw-grid--rail{grid-template-columns:1fr;}
  .bw-rail{
    position:static;border-left:0;padding-left:0;
    border-top:1px solid var(--line);padding-top:12px;
  }
  .bw-rail__item{display:inline-block;margin:0 6px 6px 0;padding:8px 12px;border-left:0;border-bottom:2px solid transparent;}
  .bw-rail__item[aria-current="true"]{border-bottom-color:var(--gold);background:var(--navy-2);}
  .bw-rail__strip{display:flex;flex-wrap:wrap;gap:8px;}
  .bw-footer__grid{grid-template-columns:1fr 1fr 1fr;}
  .bw-footer__col--contact{grid-column:1 / -1;border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:20px;}
}

@media (max-width:900px){
  .bw-header__utils{display:none;}
  .bw-nav-toggle{display:inline-flex;}

  .bw-nav{
    position:fixed;inset:0;z-index:90;
    display:grid;grid-template-columns:1fr;
    margin:0;padding:calc(var(--header-h) + 20px) 24px 32px;
    background:var(--navy);
    border-top:1px solid var(--line);
    overflow-y:auto;
    transform:translateY(-8px);
    opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease);
  }
  .bw-nav[data-open]{
    opacity:1;visibility:visible;pointer-events:auto;transform:none;
  }
  .bw-nav__list{
    display:block;
    border-top:1px solid var(--line);
  }
  .bw-nav__list li{border-bottom:1px solid var(--line);}
  .bw-nav__link{
    padding:18px 4px;font-family:var(--font-head);font-weight:900;
    font-size:1.6rem;letter-spacing:-.01em;color:var(--flag-white);
  }
  .bw-nav__link::after{left:4px;right:auto;width:44px;bottom:12px;height:3px;}
  .bw-nav__link[aria-current="page"]{color:var(--gold);}

  body[data-nav-locked]{overflow:hidden;}

  .bw-grid--half,.bw-grid--third{grid-template-columns:1fr;}
  .bw-panel{padding:24px;}
  .bw-section{padding:48px 0;}
  .bw-footer__grid{grid-template-columns:1fr 1fr;}
  .bw-footer__legal{margin-top:32px;}
}

@media (max-width:600px){
  body{font-size:16px;}
  .bw-shell{padding:0 18px;}
  .bw-header__mark{font-size:18px;}
  .bw-header__brand .bw-slash{width:22px;}
  .bw-nav__aside{
    display:block;margin-top:32px;
    border-top:1px solid var(--line);padding-top:20px;
  }
  .bw-nav__aside-title{
    font-size:13px;letter-spacing:.08em;color:rgba(247,249,252,.6);margin:0 0 12px;
  }
  .bw-nav__aside-item{
    display:flex;align-items:center;gap:10px;
    padding:12px 0;font-size:16px;color:var(--flag-white);
    border-bottom:1px solid var(--line);
  }
  .bw-footer__grid{grid-template-columns:1fr;}
  .bw-footer__inner{padding:40px 18px 24px;}
  .bw-panel{padding:20px;}
  .bw-figure--21x9,.bw-figure--4x3{aspect-ratio:16/9;}
}

@media (min-width:601px) and (max-width:900px){
  .bw-nav__aside{
    display:block;margin-top:34px;
    border-top:1px solid var(--line);padding-top:20px;
  }
  .bw-nav__aside-title{font-size:13px;letter-spacing:.08em;color:rgba(247,249,252,.6);margin:0 0 12px;}
  .bw-nav__aside-item{display:flex;align-items:center;gap:10px;padding:12px 0;font-size:16px;border-bottom:1px solid var(--line);}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .bw-reveal{opacity:1;transform:none;}
  .bw-slash{transform:skewX(-45deg);}
}