/* ==========================================================================
   贝斯特2255 · 共享站点样式 /assets/site.css
   坐标已清晰：深空藏青仪表盘 × 暖纸阅读面 × 三色路径
   ========================================================================== */

/* ---------- 01 基础重置 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,figure,blockquote,ul,ol,dl,dd,pre{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,picture,svg,video{display:block;max-width:100%}
table{border-collapse:collapse;width:100%}
hr{border:0}

/* ---------- 02 变量 ---------- */
:root{
  --navy:#0B1B2B;
  --navy-2:#122A3F;
  --paper:#F4EFE4;
  --paper-white:#FBF8F1;
  --ink:#172026;
  --orange:#F26722;
  --rights:#2F7D6D;
  --cases:#C99A4A;
  --muted:#A7B3BE;
  --rights-soft:#DCE9E4;
  --cases-soft:#F1E3C7;
  --alert:#B5462F;

  --line-dark:rgba(251,248,241,.16);
  --line-light:rgba(23,32,38,.14);

  --radius-l:28px;
  --radius-m:18px;
  --radius-s:12px;
  --pill:999px;

  --wrap:1200px;
  --progress-h:3px;
  --bar-h:76px;
  --zone-h:36px;
  --header-h:calc(var(--progress-h) + var(--bar-h) + var(--zone-h));
  --shadow-card:0 24px 48px -36px rgba(11,27,43,.55);

  --font-display:"Helvetica Neue","HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-serif:"Songti SC","Source Han Serif SC","Noto Serif SC",Georgia,"Times New Roman",serif;
  --font-body:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Courier New",monospace;
}
@media (max-width:900px){:root{--bar-h:64px;--zone-h:32px}}

/* ---------- 03 中文排版基座 ---------- */
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:clamp(15px,.35vw + 14px,16.5px);
  line-height:1.8;
  letter-spacing:.012em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;line-height:1.18;letter-spacing:-.022em}
h1{font-size:clamp(30px,4.6vw,52px)}
h2{font-size:clamp(23px,3.1vw,36px)}
h3{font-size:clamp(17px,2vw,21px);font-weight:700}
h4{font-size:16px;font-weight:700;letter-spacing:0}
p{max-width:70ch}
strong{font-weight:700}
:where(section,div,h1,h2,h3,[id])[id]{scroll-margin-top:calc(var(--header-h) + 20px)}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:6px}

/* ---------- 04 布局骨架 ---------- */
.bs-wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(18px,4vw,44px)}
.bs-main{padding-top:var(--header-h)}
.bs-main--flush{padding-top:0}
.bs-section{padding-block:clamp(52px,7.4vw,104px);position:relative}
.bs-section--paper{background:var(--paper)}
.bs-section--white{background:var(--paper-white)}
.bs-section--dark{background:var(--navy);color:var(--paper)}
.bs-section--dark h1,.bs-section--dark h2,.bs-section--dark h3,.bs-section--dark h4{color:var(--paper-white)}
.bs-grid{display:grid;gap:clamp(18px,2.4vw,32px)}
.bs-grid--2{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.bs-grid--3{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.bs-grid--sidebar{grid-template-columns:minmax(0,1fr)}
@media (min-width:1000px){.bs-grid--sidebar{grid-template-columns:212px minmax(0,1fr);gap:clamp(28px,4vw,56px)}}
.bs-stack{display:grid;gap:14px}

/* ---------- 05 文字层级 ---------- */
.bs-eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--cases)}
.bs-eyebrow::before{content:"";width:22px;height:1px;background:currentColor;opacity:.75}
.bs-section--dark .bs-eyebrow{color:var(--cases-soft)}
.bs-display{font-family:var(--font-display);font-weight:800;font-size:clamp(34px,6.2vw,74px);line-height:1.05;letter-spacing:-.035em;text-wrap:balance}
.bs-title{font-family:var(--font-display);font-weight:800;font-size:clamp(23px,3.2vw,36px);line-height:1.2;letter-spacing:-.026em;text-wrap:balance}
.bs-subtitle{font-family:var(--font-display);font-weight:700;font-size:clamp(16px,1.9vw,20px);line-height:1.5;letter-spacing:-.01em}
.bs-serif{font-family:var(--font-serif);font-weight:600;letter-spacing:0}
.bs-lede{font-size:clamp(15.5px,1.4vw,18.5px);line-height:1.85;color:#3C4850}
.bs-section--dark .bs-lede{color:rgba(251,248,241,.8)}
.bs-note{font-size:13.5px;line-height:1.8;color:#5C6870}
.bs-section--dark .bs-note{color:rgba(251,248,241,.62)}
.bs-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.06em}

/* ---------- 06 刻度与分割 ---------- */
.bs-rule{height:1px;border:0;background:linear-gradient(90deg,rgba(23,32,38,.3),rgba(23,32,38,.04))}
.bs-section--dark .bs-rule{background:linear-gradient(90deg,rgba(251,248,241,.32),rgba(251,248,241,.04))}
.bs-ticks{height:10px;background-image:repeating-linear-gradient(90deg,rgba(23,32,38,.24) 0 1px,transparent 1px 22px);opacity:.85}
.bs-section--dark .bs-ticks{background-image:repeating-linear-gradient(90deg,rgba(251,248,241,.28) 0 1px,transparent 1px 22px)}

/* ---------- 07 按钮 ---------- */
.bs-btn{
  --btn-bg:var(--navy);
  --btn-fg:var(--paper-white);
  --btn-bd:transparent;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--pill);
  background:var(--btn-bg);color:var(--btn-fg);
  border:1px solid var(--btn-bd);
  font-family:var(--font-display);font-weight:700;font-size:15px;letter-spacing:.02em;line-height:1.25;
  text-align:center;
  transition:transform .18s ease,box-shadow .24s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.bs-btn:hover{transform:translateY(-1px);box-shadow:0 16px 28px -20px rgba(11,27,43,.9)}
.bs-btn:active{transform:translateY(0);box-shadow:none}
.bs-btn--sm{padding:9px 17px;font-size:13.5px}
.bs-btn--block{width:100%}
.bs-btn--rights{--btn-bg:var(--rights);--btn-fg:var(--paper-white)}
.bs-btn--rights:hover{--btn-bg:#2A7060}
.bs-btn--cases{--btn-bg:var(--cases);--btn-fg:#20242A}
.bs-btn--cases:hover{--btn-bg:#B98B3E}
.bs-btn--visit{--btn-bg:var(--orange);--btn-fg:#231108}
.bs-btn--visit:hover{--btn-bg:#DE5A18}
.bs-btn--ghost{--btn-bg:transparent;--btn-fg:var(--paper-white);--btn-bd:rgba(251,248,241,.44)}
.bs-btn--ghost:hover{--btn-bg:rgba(251,248,241,.12)}
.bs-btn--outline{--btn-bg:transparent;--btn-fg:var(--ink);--btn-bd:rgba(23,32,38,.28)}
.bs-btn--outline:hover{--btn-bg:rgba(23,32,38,.06)}

/* ---------- 08 标签与提示 ---------- */
.bs-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--pill);font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;background:rgba(23,32,38,.06);color:#3C4850;border:1px solid rgba(23,32,38,.1)}
.bs-chip--rights{background:var(--rights-soft);color:#1E5A4D;border-color:rgba(47,125,109,.3)}
.bs-chip--cases{background:var(--cases-soft);color:#6B4E17;border-color:rgba(201,154,74,.4)}
.bs-chip--visit{background:rgba(242,103,34,.14);color:#9A3E0D;border-color:rgba(242,103,34,.34)}
.bs-chip--dark{background:rgba(251,248,241,.1);color:var(--paper);border-color:rgba(251,248,241,.22)}
.bs-notice{display:flex;gap:12px;padding:16px 18px;border-radius:var(--radius-m);background:var(--rights-soft);color:#1E5A4D;font-size:14px;line-height:1.78;border:1px solid rgba(47,125,109,.24)}
.bs-notice--cases{background:var(--cases-soft);color:#6B4E17;border-color:rgba(201,154,74,.36)}
.bs-notice--visit{background:rgba(242,103,34,.13);color:#8F3B0E;border-color:rgba(242,103,34,.32)}
.bs-notice--alert{background:rgba(181,70,47,.1);color:#8C2F1C;border-color:rgba(181,70,47,.34)}
.bs-notice--dark{background:rgba(251,248,241,.08);color:var(--paper);border-color:var(--line-dark)}

/* ---------- 09 卡片与指标 ---------- */
.bs-card{position:relative;background:var(--paper-white);border:1px solid var(--line-light);border-radius:var(--radius-l);padding:clamp(20px,2.4vw,30px);box-shadow:var(--shadow-card);transition:border-color .24s ease,transform .24s ease}
.bs-card:hover{border-color:rgba(23,32,38,.26);transform:translateY(-2px)}
.bs-card--dark{background:var(--navy-2);color:var(--paper);border-color:var(--line-dark);box-shadow:none}
.bs-card--dark:hover{border-color:rgba(251,248,241,.3)}
.bs-card__title{font-family:var(--font-display);font-weight:700;font-size:19px;line-height:1.45;letter-spacing:-.01em}
.bs-card__meta{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;color:#6B7883}
.bs-card--dark .bs-card__meta{color:var(--muted)}
.bs-card__body{margin-top:10px;font-size:14.5px;line-height:1.8;color:#4A565E}
.bs-card--dark .bs-card__body{color:rgba(251,248,241,.78)}
.bs-metric{display:flex;flex-direction:column;gap:2px;padding-left:14px;border-left:2px solid var(--cases)}
.bs-metric__value{font-family:var(--font-mono);font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.1;letter-spacing:-.01em}
.bs-metric__label{font-size:12px;letter-spacing:.1em;color:#6B7883}
.bs-metric--rights{border-left-color:var(--rights)}
.bs-metric--visit{border-left-color:var(--orange)}
.bs-section--dark .bs-metric__label{color:var(--muted)}

/* ---------- 10 方位索引条 / 面包屑 ---------- */
.bs-rail{position:relative;padding-left:16px}
.bs-rail__label{display:block;margin-bottom:12px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.26em;color:#8A959E}
.bs-rail__list{display:flex;flex-direction:column;gap:2px;margin-left:-16px;padding-left:16px;border-left:1px solid rgba(23,32,38,.18)}
.bs-rail__link{display:block;padding:9px 12px;border-radius:14px;font-size:14px;color:#4A565E;transition:background .2s ease,color .2s ease}
.bs-rail__link:hover{background:rgba(23,32,38,.06);color:var(--ink)}
.bs-rail__link[aria-current="true"]{background:rgba(47,125,109,.13);color:#1E5A4D;font-weight:700}
.bs-crumbs{padding-block:14px}
.bs-crumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:#6B7883}
.bs-crumbs__item + .bs-crumbs__item::before{content:"/";margin-right:8px;color:rgba(23,32,38,.32)}
.bs-crumbs__item[aria-current="page"]{color:var(--ink)}
.bs-crumbs a:hover{color:var(--orange)}

/* ---------- 11 图片容器 ---------- */
.bs-media{position:relative;overflow:hidden;isolation:isolate;border-radius:var(--radius-l);background:linear-gradient(158deg,var(--navy-2),var(--navy));aspect-ratio:16/10}
.bs-media__img{width:100%;height:100%;object-fit:cover;object-position:center}
.bs-media--wide{aspect-ratio:21/9}
.bs-media--square{aspect-ratio:1/1}
.bs-media--portrait{aspect-ratio:3/4}
.bs-media--grid::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background-image:linear-gradient(rgba(251,248,241,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(251,248,241,.18) 1px,transparent 1px);background-size:44px 44px;opacity:.55}
.bs-media--grid::after{content:"";position:absolute;right:14px;bottom:14px;width:26px;height:26px;border-right:2px solid var(--cases);border-bottom:2px solid var(--cases);z-index:2}

/* ---------- 12 进度条与跳转链接 ---------- */
.bs-progress{position:fixed;top:0;left:0;right:0;height:var(--progress-h);z-index:80;background:rgba(11,27,43,.35);pointer-events:none}
.bs-progress__bar{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--rights) 0%,var(--cases) 54%,var(--orange) 100%);transition:width .12s linear}
.bs-skip{position:fixed;top:10px;left:10px;z-index:100;transform:translateY(-190%);background:var(--paper-white);color:var(--ink);padding:12px 22px;border-radius:var(--pill);font-weight:700;font-size:14px;box-shadow:var(--shadow-card);transition:transform .2s ease}
.bs-skip:focus,.bs-skip:focus-visible{transform:translateY(0)}

/* ---------- 13 页头 ---------- */
.bs-header{position:fixed;top:var(--progress-h);left:0;right:0;z-index:70;color:var(--paper-white)}
.bs-header__bar{
  background:rgba(11,27,43,.74);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid rgba(251,248,241,.1);
  transition:background .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.bs-header[data-scrolled="true"] .bs-header__bar{background:var(--navy);border-bottom-color:rgba(251,248,241,.18);box-shadow:0 22px 44px -34px rgba(0,0,0,.95)}
.bs-header__inner{display:flex;align-items:center;gap:16px;min-height:var(--bar-h)}

/* 品牌 */
.bs-brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;padding:4px 2px;border-radius:var(--radius-s)}
.bs-brand__mark{position:relative;flex:0 0 auto;width:30px;height:30px;border-radius:9px;background:linear-gradient(150deg,var(--rights),var(--navy-2));border:1px solid rgba(251,248,241,.34)}
.bs-brand__mark::before,.bs-brand__mark::after{content:"";position:absolute;background:rgba(251,248,241,.5)}
.bs-brand__mark::before{left:50%;top:5px;bottom:5px;width:1px;transform:translateX(-.5px)}
.bs-brand__mark::after{top:50%;left:5px;right:5px;height:1px;transform:translateY(-.5px)}
.bs-brand__dot{position:absolute;inset:0;margin:auto;width:6px;height:6px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 3px rgba(242,103,34,.26)}
.bs-brand__text{display:flex;flex-direction:column;line-height:1.22}
.bs-brand__name{font-family:var(--font-display);font-size:17px;font-weight:800;letter-spacing:.02em;color:var(--paper-white)}
.bs-brand__sub{font-family:var(--font-mono);font-size:10px;letter-spacing:.22em;color:var(--muted)}
.bs-brand--footer .bs-brand__mark{width:34px;height:34px;border-radius:11px}
.bs-brand--footer .bs-brand__name{font-size:19px}

/* 主导航 */
.bs-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.bs-nav__list{display:flex;align-items:center;gap:2px}
.bs-nav__link{--accent:var(--paper-white);position:relative;display:inline-block;padding:9px 12px;border-radius:var(--pill);font-size:14.5px;color:rgba(251,248,241,.78);transition:color .2s ease,background .2s ease}
.bs-nav__link[data-accent="rights"]{--accent:var(--rights)}
.bs-nav__link[data-accent="cases"]{--accent:var(--cases)}
.bs-nav__link[data-accent="visit"]{--accent:var(--orange)}
.bs-nav__link:hover{color:var(--paper-white);background:rgba(251,248,241,.1)}
.bs-nav__link[aria-current="page"]{color:var(--paper-white);background:rgba(251,248,241,.13)}
.bs-nav__link[aria-current="page"]::after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;background:var(--accent)}
.bs-nav__actions{display:none}
.bs-header__cta{display:flex;align-items:center;gap:8px;margin-left:6px}

/* 移动按钮 */
.bs-nav-toggle{display:none;align-items:center;gap:9px;margin-left:auto;padding:10px 15px;border-radius:var(--pill);border:1px solid rgba(251,248,241,.3);color:var(--paper-white);transition:background .2s ease,border-color .2s ease}
.bs-nav-toggle:hover{background:rgba(251,248,241,.1)}
.bs-nav-toggle__bars{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:18px;height:14px}
.bs-nav-toggle__bars span{display:block;height:2px;border-radius:2px;background:currentColor;transition:transform .25s ease,opacity .2s ease}
.bs-nav-toggle__label{font-size:13px;letter-spacing:.1em}
.bs-nav-toggle[aria-expanded="true"] .bs-nav-toggle__bars span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.bs-nav-toggle[aria-expanded="true"] .bs-nav-toggle__bars span:nth-child(2){opacity:0}
.bs-nav-toggle[aria-expanded="true"] .bs-nav-toggle__bars span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 方位索引条 */
.bs-header__zone{background:linear-gradient(90deg,rgba(18,42,63,.97),rgba(11,27,43,.92));border-bottom:1px solid rgba(251,248,241,.08)}
.bs-header__zone-inner{display:flex;align-items:center;gap:16px;min-height:var(--zone-h)}
.bs-zone{display:flex;align-items:baseline;gap:9px;min-width:0;max-width:none;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em}
.bs-zone__label{flex:0 0 auto;font-size:10.5px;letter-spacing:.2em;color:var(--muted)}
.bs-zone__value{color:var(--paper-white);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bs-zone__text{display:none}
.bs-header[data-zone="home"] [data-zone-text="home"],
.bs-header[data-zone="about"] [data-zone-text="about"],
.bs-header[data-zone="rights"] [data-zone-text="rights"],
.bs-header[data-zone="cases"] [data-zone-text="cases"],
.bs-header[data-zone="faq"] [data-zone-text="faq"],
.bs-header[data-zone="contact"] [data-zone-text="contact"],
.bs-header[data-zone="privacy"] [data-zone-text="privacy"],
.bs-header[data-zone="legal"] [data-zone-text="legal"]{display:inline}
.bs-header[data-zone="rights"] .bs-zone__label,.bs-header[data-zone="rights"] .bs-zone__value{color:var(--rights-soft)}
.bs-header[data-zone="cases"] .bs-zone__label,.bs-header[data-zone="cases"] .bs-zone__value{color:var(--cases-soft)}
.bs-header[data-zone="contact"] .bs-zone__label,.bs-header[data-zone="contact"] .bs-zone__value{color:var(--orange)}
.bs-header[data-zone="faq"] .bs-zone__label{color:rgba(251,248,241,.6)}
.bs-legend{display:flex;align-items:center;gap:14px;margin-left:auto;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:rgba(251,248,241,.72)}
.bs-legend__item{display:inline-flex;align-items:center;gap:6px}
.bs-legend__dot{width:7px;height:7px;border-radius:50%;background:var(--muted)}
.bs-legend__item--rights .bs-legend__dot{background:var(--rights)}
.bs-legend__item--cases .bs-legend__dot{background:var(--cases)}
.bs-legend__item--visit .bs-legend__dot{background:var(--orange)}
.bs-coord{flex:0 0 auto;max-width:none;padding-left:16px;border-left:1px solid rgba(251,248,241,.18);font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:rgba(251,248,241,.45)}

/* ---------- 14 页脚 ---------- */
.bs-footer{position:relative;overflow:hidden;background:var(--navy);color:var(--paper)}
.bs-footer__ticks{position:absolute;top:0;left:0;right:0;height:12px;background-image:repeating-linear-gradient(90deg,rgba(251,248,241,.3) 0 1px,transparent 1px 26px);opacity:.55;pointer-events:none}
.bs-footer__inner{position:relative;z-index:2;padding-block:clamp(52px,7vw,86px) clamp(26px,3vw,38px)}
.bs-footer__top{display:grid;grid-template-columns:1fr;gap:clamp(26px,4vw,50px)}
@media (min-width:760px){.bs-footer__top{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1000px){.bs-footer__top{grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,.8fr))}}
.bs-footer__brand{min-width:0}
.bs-footer__summary{margin-top:18px;max-width:40ch;font-size:14px;line-height:1.85;color:rgba(251,248,241,.72)}
.bs-footer__coord{margin-top:14px;font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:rgba(251,248,241,.42)}
.bs-footer__col{min-width:0}
.bs-footer__title{margin-bottom:14px;font-family:var(--font-display);font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--muted);line-height:1.5}
.bs-footer__list{display:grid;gap:10px}
.bs-footer__link{display:inline-block;padding:2px 0;font-size:14.5px;color:rgba(251,248,241,.82);border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease}
.bs-footer__link:hover{color:var(--paper-white);border-bottom-color:var(--orange)}
.bs-footer__contact{display:grid;grid-template-columns:1fr;gap:clamp(18px,3vw,34px);margin-top:clamp(34px,5vw,56px);padding-top:clamp(26px,3.4vw,40px);border-top:1px dashed rgba(251,248,241,.22)}
@media (min-width:900px){.bs-footer__contact{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:center}}
.bs-footer__card{padding:clamp(20px,2.6vw,30px);border-radius:var(--radius-l);border:1px solid var(--line-dark);background:linear-gradient(150deg,rgba(18,42,63,.95),rgba(11,27,43,.62))}
.bs-contact{display:grid;gap:14px}
@media (min-width:560px){.bs-contact{grid-template-columns:repeat(2,minmax(0,1fr))}.bs-contact__row:last-child{grid-column:1 / -1}}
.bs-contact__row{display:grid;gap:3px;min-width:0}
.bs-contact__label{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.22em;color:var(--muted)}
.bs-contact__value{font-size:14px;line-height:1.72;color:var(--paper-white);overflow-wrap:anywhere}
.bs-footer__note-wrap{display:grid;gap:16px;justify-items:start}
.bs-footer__note{max-width:46ch;font-size:13px;line-height:1.85;color:rgba(251,248,241,.66)}
.bs-footer__legal{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:clamp(26px,3.5vw,40px);padding-top:20px;border-top:1px solid rgba(251,248,241,.14);font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:rgba(251,248,241,.55)}
.bs-footer__legal p{max-width:none}
.bs-footer__legal a:hover{color:var(--paper-white)}
.bs-footer__legal-links{display:inline-flex;align-items:center;gap:10px;margin-left:auto}
.bs-footer__watermark{position:absolute;right:-.04em;bottom:-.26em;z-index:1;margin:0;max-width:none;font-family:var(--font-display);font-weight:800;font-size:clamp(120px,24vw,300px);line-height:.74;letter-spacing:-.06em;color:rgba(251,248,241,.045);pointer-events:none;user-select:none}

/* ---------- 15 滚动显现（仅 JS 在场时启用） ---------- */
html.bs-js [data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
html.bs-js [data-reveal].is-in{opacity:1;transform:none}
html.bs-nav-lock{overflow:hidden}

/* ---------- 16 响应式 ---------- */
@media (max-width:1180px){
  .bs-nav__link{padding:8px 9px;font-size:13.5px}
  .bs-header__cta .bs-btn--visit{display:none}
  .bs-coord{display:none}
}
@media (max-width:900px){
  .bs-header__cta{display:none}
  .bs-nav-toggle{display:inline-flex}
  .bs-nav{
    position:absolute;top:calc(var(--bar-h) + var(--zone-h));left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;margin:0;
    padding:14px clamp(16px,5vw,28px) 26px;
    background:var(--navy);border-bottom:1px solid rgba(251,248,241,.16);
    box-shadow:0 34px 54px -34px rgba(0,0,0,.95);
    max-height:calc(100vh - var(--header-h));overflow-y:auto;
  }
  .bs-nav[data-open]{display:flex;animation:bsNavIn .22s ease-out}
  .bs-nav__list{flex-direction:column;align-items:stretch;gap:4px}
  .bs-nav__link{display:block;padding:14px;border-radius:14px;font-size:16px}
  .bs-nav__link[aria-current="page"]::after{left:auto;right:16px;top:50%;bottom:auto;width:6px;height:6px;margin-top:-3px;border-radius:50%}
  .bs-nav__actions{display:flex;gap:10px;margin-top:16px;padding-top:16px;border-top:1px dashed rgba(251,248,241,.2)}
  .bs-nav__actions .bs-btn{flex:1 1 0}
  .bs-legend{display:none}
  .bs-zone{font-size:11.5px;gap:8px}
  .bs-zone__label{font-size:10px;letter-spacing:.16em}
  .bs-footer__legal-links{margin-left:0}
}
@media (max-width:560px){
  .bs-brand__sub{display:none}
  .bs-nav-toggle__label{display:none}
  .bs-footer__watermark{font-size:clamp(96px,36vw,160px);opacity:.8}
  .bs-crumbs__list{font-size:11px}
}
@keyframes bsNavIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- 17 降低动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html.bs-js [data-reveal]{opacity:1;transform:none}
  .bs-btn:hover,.bs-card:hover{transform:none}
  .bs-nav[data-open]{animation:none}
}