/* Official site (server-rendered) */
:root{
  --of-bg:#0b1220;
  --of-surface:#0f1a33;
  --of-card:#ffffff;
  --of-text:#0f172a;
  --of-muted:#64748b;
  --of-link:#2563eb;
  --of-primary:#3d7eff;
  --of-shadow:0 14px 40px rgba(2,6,23,.22);
  --of-radius:18px;
}
*{box-sizing:border-box}
html{
  scrollbar-gutter:stable;
  overflow-x:clip;
}
body{
  margin:0;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--of-text);
  background:#0b1220;
  overflow-x:clip;
}
img,video,canvas,svg{max-width:100%;height:auto}
.of-wrap{
  width:100%;
  max-width:min(1280px,100%);
  margin:0 auto;
  padding:0 16px;
  min-width:0;
}
.of-nav{
  position:sticky;top:0;z-index:50;
  background:rgba(11,18,32,.82);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid rgba(148,163,184,.18);
}
.of-nav__row{display:flex;align-items:center;gap:clamp(6px,2vw,10px);min-height:58px;min-width:0}
.of-brand{
  color:#fff;text-decoration:none;font-weight:800;letter-spacing:.02em;
  flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.of-nav__links{
  display:flex;gap:8px;flex:1 1 0%;min-width:0;overflow-x:auto;overflow-y:hidden;
  scrollbar-width:none;-ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
}
.of-nav__links::-webkit-scrollbar{display:none}
.of-nav__a{color:rgba(226,232,240,.86);text-decoration:none;font-weight:650;font-size:14px;padding:8px 9px;border-radius:10px;white-space:nowrap}
.of-nav__a.is-active{background:rgba(61,126,255,.22);color:#fff}
.of-nav__menu-trigger{
  appearance:none;border:none;cursor:pointer;background:transparent;
  color:rgba(226,232,240,.86);font-weight:650;font-size:14px;padding:8px 10px;border-radius:10px;white-space:nowrap;
}
.of-nav__menu-trigger:hover{background:rgba(61,126,255,.12);color:#fff}
.of-nav__menu-trigger.is-active{background:rgba(61,126,255,.22);color:#fff}
.of-colmenu{
  margin:0 0 10px;background:rgba(15,26,51,.95);border:1px solid rgba(148,163,184,.26);
  border-radius:14px;padding:10px;box-shadow:0 18px 36px rgba(2,6,23,.45);
}
.of-colmenu__search input{
  width:100%;height:34px;border-radius:10px;border:1px solid rgba(148,163,184,.28);
  background:#0c1730;color:#e2e8f0;padding:0 10px;font-size:13px;
}
.of-colmenu__body{
  margin-top:10px;max-height:320px;overflow:auto;display:grid;grid-template-columns:repeat(2,1fr);gap:10px;
}
.of-colmenu__group{background:#0b1429;border:1px solid rgba(148,163,184,.18);border-radius:10px;padding:8px}
.of-colmenu__group h4{margin:0 0 6px;color:#cbd5e1;font-size:12px}
.of-colmenu__items{display:flex;flex-wrap:wrap;gap:6px}
.of-colmenu__a{
  display:inline-block;padding:5px 8px;border-radius:999px;font-size:12px;
  color:#bfdbfe;text-decoration:none;background:rgba(37,99,235,.18);border:1px solid rgba(59,130,246,.28);
}
.of-colmenu__a:hover{background:rgba(37,99,235,.3)}
.of-btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 12px;border-radius:12px;
  font-weight:750;text-decoration:none;
  color:#e2e8f0;border:1px solid rgba(148,163,184,.22);
  background:rgba(15,26,51,.32);
}
.of-btn--primary{
  color:#fff;border-color:rgba(61,126,255,.45);
  background:linear-gradient(135deg,#3d7eff,#1989fa);
  box-shadow:0 10px 30px rgba(61,126,255,.22);
}
.of-nav__cta{flex:0 0 auto;max-width:100%}
.of-nav__lang{
  display:flex;align-items:center;flex:0 0 auto;min-width:0;
  margin-left:2px;font-size:13px;
}
.of-lang-dd{
  position:relative;
  z-index:52;
}
.of-lang-dd>summary.of-lang-dd__summary{
  list-style:none;
  cursor:pointer;
  user-select:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 13px;
  border-radius:999px;
  border:1px solid rgba(148,163,184,.22);
  background:linear-gradient(165deg,rgba(22,36,72,.88),rgba(12,20,42,.72));
  color:rgba(248,250,252,.96);
  font:inherit;
  font-weight:650;
  letter-spacing:.02em;
  white-space:nowrap;
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset,0 8px 22px rgba(2,6,23,.35);
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease,color .2s ease,transform .15s ease;
}
.of-lang-dd>summary.of-lang-dd__summary::-webkit-details-marker{display:none}
.of-lang-dd>summary.of-lang-dd__summary::after{
  content:"";
  display:inline-block;
  width:6px;height:6px;
  margin-left:1px;
  border-right:2px solid rgba(203,213,225,.85);
  border-bottom:2px solid rgba(203,213,225,.85);
  transform:rotate(45deg) translateY(-1px);
  transition:transform .22s cubic-bezier(.4,0,.2,1),border-color .2s ease;
  flex-shrink:0;
}
.of-lang-dd[open]>summary.of-lang-dd__summary{
  background:linear-gradient(165deg,rgba(37,78,180,.55),rgba(25,55,140,.38));
  border-color:rgba(96,165,250,.42);
  color:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.1) inset,0 0 0 1px rgba(61,126,255,.25),0 12px 28px rgba(37,99,235,.22);
}
.of-lang-dd[open]>summary.of-lang-dd__summary::after{
  transform:rotate(225deg) translateY(1px);
  border-color:rgba(255,255,255,.9);
}
.of-lang-dd>summary.of-lang-dd__summary:hover{
  border-color:rgba(148,163,184,.38);
  color:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.08) inset,0 10px 26px rgba(2,6,23,.42);
}
.of-lang-dd>summary.of-lang-dd__summary:focus-visible{
  outline:2px solid rgba(96,165,250,.65);
  outline-offset:2px;
}
.of-lang-dd__panel{
  display:flex;
  flex-direction:column;
  gap:3px;
  position:absolute;
  right:0;
  top:calc(100% + 10px);
  min-width:168px;
  padding:5px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg,rgba(22,34,62,.94),rgba(11,18,35,.92));
  backdrop-filter:saturate(140%) blur(14px);
  -webkit-backdrop-filter:saturate(140%) blur(14px);
  box-shadow:
    0 0 0 1px rgba(2,6,23,.5),
    0 20px 50px rgba(2,6,23,.65),
    0 8px 16px rgba(2,6,23,.35),
    inset 0 1px 0 rgba(255,255,255,.06);
  animation:of-lang-dd-panel .22s cubic-bezier(.4,0,.2,1) both;
}
@keyframes of-lang-dd-panel{
  from{opacity:0;transform:translateY(-8px) scale(.98)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
.of-lang-dd__item{
  display:block;
  width:100%;
  box-sizing:border-box;
  margin:0;
  padding:10px 12px 10px 14px;
  border:none;
  border-radius:10px;
  background:transparent;
  color:rgba(226,232,240,.82);
  font:inherit;
  font-size:13px;
  font-weight:600;
  text-align:left;
  text-decoration:none;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .15s ease,box-shadow .18s ease;
}
a.of-lang-dd__item{color:rgba(226,232,240,.82)}
.of-lang-dd__item:hover:not(.is-selected){
  background:rgba(61,126,255,.14);
  color:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.04) inset;
}
.of-lang-dd__item:active:not(.is-selected){
  transform:scale(.985);
}
.of-lang-dd__item.is-selected{
  position:relative;
  background:linear-gradient(90deg,rgba(61,126,255,.38),rgba(61,126,255,.14));
  color:#fff;
  font-weight:750;
  cursor:default;
  box-shadow:inset 3px 0 0 #60a5fa,inset 0 1px 0 rgba(255,255,255,.06);
}
.of-lang-dd__item.is-selected[disabled]{
  opacity:1;
  color:#fff;
}
@media (prefers-reduced-motion:reduce){
  .of-lang-dd__panel{animation:none}
  .of-lang-dd>summary.of-lang-dd__summary,
  .of-lang-dd>summary.of-lang-dd__summary::after,
  .of-lang-dd__item{transition:none}
}

.of-hero{
  padding:34px 0 20px;
  background:radial-gradient(1200px 520px at 20% 10%, rgba(61,126,255,.35), transparent 58%),
             radial-gradient(900px 520px at 80% 0%, rgba(25,137,250,.26), transparent 55%),
             linear-gradient(180deg, rgba(11,18,32,1), rgba(11,18,32,.95));
}
.of-hero .of-wrap{display:grid;grid-template-columns:1.08fr .92fr;gap:18px;align-items:center;min-width:0}
.of-pill{
  display:inline-block;margin:0 0 10px;padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;
  color:#dbeafe;background:rgba(37,99,235,.18);border:1px solid rgba(59,130,246,.28);
  width:max-content;max-width:100%;box-sizing:border-box;
  overflow-wrap:break-word;word-break:break-word;
}
.of-hero__txt,.of-hero__img{min-width:0}
.of-hero h1{
  margin:0 0 10px;color:#fff;font-size:40px;line-height:1.12;letter-spacing:.01em;
  overflow-wrap:break-word;word-break:break-word;
}
.of-lead{margin:0 0 14px;color:rgba(226,232,240,.92);font-size:16px;line-height:1.7;overflow-wrap:break-word;word-break:break-word}
.of-cta{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 10px}
.of-tip{margin:0;color:rgba(148,163,184,.92);font-size:13px;line-height:1.6;overflow-wrap:break-word;word-break:break-word}
.of-lead--tight{margin-top:8px;font-size:15px;line-height:1.65;color:rgba(226,232,240,.88);overflow-wrap:break-word;word-break:break-word}
.of-inline-link{color:#bfdbfe;text-decoration:underline;text-underline-offset:3px}
.of-inline-link:hover{color:#fff}
.of-hero-hook{
  margin:12px 0 0;
  padding:10px 14px;
  border-left:3px solid rgba(96,165,250,.65);
  border-radius:0 12px 12px 0;
  background:rgba(15,26,51,.45);
  color:rgba(226,232,240,.95);
  font-size:15px;line-height:1.55;font-weight:650;
  overflow-wrap:break-word;word-break:break-word;
}
.of-home-band{margin-top:4px}
.of-home-band__grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
  align-items:stretch;
  min-width:0;
}
.of-home-card{
  background:var(--of-card);
  border-radius:var(--of-radius);
  padding:18px 18px 14px;
  box-shadow:var(--of-shadow);
  border:1px solid rgba(148,163,184,.14);
  min-width:0;
  max-width:100%;
  overflow:hidden;
}
.of-home-card h2{margin:0 0 12px;font-size:17px;color:#0f172a}
.of-home-list{margin:0;padding-left:1.15em;color:#334155;line-height:1.65;font-size:14px}
.of-home-list li{margin:0 0 10px}
.of-home-list li:last-child{margin-bottom:0}
.of-home-card__foot{margin:14px 0 0;font-size:13px;color:var(--of-muted);overflow-wrap:break-word;word-break:break-word}
.of-home-muted{margin:0;color:#64748b;font-size:14px;line-height:1.65}
.of-announce-list{list-style:none;margin:0;padding:0}
.of-announce-list__item{
  padding:10px 0;border-bottom:1px solid rgba(148,163,184,.22);
}
.of-announce-list__item:last-child{border-bottom:none;padding-bottom:0}
.of-announce-list__link{
  display:flex;flex-direction:row;align-items:center;gap:8px;width:100%;max-width:100%;min-width:0;box-sizing:border-box;
  font-size:14px;line-height:1.45;text-decoration:none;color:#1e293b;
}
.of-announce-list__link:hover .of-announce-list__titletext{text-decoration:underline}
.of-announce-list__date{
  flex:0 0 auto;white-space:nowrap;font-size:13px;color:#64748b;font-variant-numeric:tabular-nums;
}
.of-announce-list__date time{font:inherit;color:inherit}
.of-announce-list__titletext{
  flex:1 1 auto;min-width:0;font-weight:700;color:#1d4ed8;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.of-home-card--updates .of-announce-list__titletext{color:#1d4ed8}
.of-hero__img img{
  width:100%;height:auto;border-radius:var(--of-radius);
  box-shadow:var(--of-shadow);border:1px solid rgba(148,163,184,.18);
}

.of-subhd{
  padding:22px 0 12px;
  background:linear-gradient(180deg, rgba(11,18,32,1), rgba(11,18,32,.98));
}
.of-subhd .of-wrap{min-width:0}
.of-subhd h1{margin:0 0 8px;color:#fff;font-size:28px;overflow-wrap:break-word;word-break:break-word}
.of-subhd p{margin:0;color:rgba(226,232,240,.88);line-height:1.7;overflow-wrap:break-word;word-break:break-word}
.of-subhd__cta{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap}
.of-icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;border:1px solid rgba(148,163,184,.28);
  background:rgba(15,26,51,.38);color:#e2e8f0;cursor:pointer;font-size:18px;
}
.of-icon-btn:hover{background:rgba(61,126,255,.24);border-color:rgba(61,126,255,.45)}

.of-main{background:#f5f7fa;padding:18px 0 28px;min-width:0}
.of-sec{margin:0 0 18px}
.of-sec h2{margin:0 0 10px;font-size:18px}
.of-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.of-card{
  background:#fff;border-radius:16px;padding:14px 14px;
  border:1px solid #ebedf0;box-shadow:0 2px 12px rgba(0,0,0,.06);
}
.of-card h3{margin:0 0 6px;font-size:15px}
.of-card p{margin:0;color:#475569;line-height:1.7;font-size:14px}
.of-muted{color:#64748b}
.of-more{margin:10px 0 0}
.of-link{color:var(--of-link);text-decoration:underline;text-underline-offset:2px}
/* 友情链接：单行文本链，无 pill 底色；间距约 10px */
.of-links-inline{
  margin:10px 0 0;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  max-width:100%;
  overflow-wrap:break-word;
}
.of-guide-list{
  background:#fff;
  border:1px solid #ebedf0;
  border-radius:16px;
  overflow:hidden;
}
.of-guide-item{
  display:grid;
  /* 第三列随英文按钮文案变长而变宽，避免 108px 固定宽把 pill 按钮挤成两行 */
  grid-template-columns:44px minmax(0,1fr) auto;
  gap:12px;
  padding:14px 16px;
  border-bottom:1px solid #eef2f7;
  transition:background .15s ease;
  align-items:start;
}
.of-guide-item:last-child{border-bottom:none}
.of-guide-item:hover{background:#f8fbff}
.of-guide-item__idx{
  width:32px;height:32px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  background:#eff6ff;border:1px solid #cfe0ff;color:#1d4ed8;
  font-weight:800;font-size:13px;
}
.of-guide-item__body h3{margin:0 0 6px;font-size:17px;line-height:1.35}
.of-guide-item__tag{
  margin:0 0 4px;font-size:12px;font-weight:650;color:#64748b;letter-spacing:.02em;
}
.of-guide-item__title{
  color:#0f172a;text-decoration:none;
}
.of-guide-item__title:hover{color:#1d4ed8;text-decoration:underline;text-underline-offset:2px}
.of-guide-item__body p{
  margin:0;color:#475569;line-height:1.72;font-size:14px;
}
.of-guide-item__action{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  min-width:0;
}
.of-guide-item__btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:92px;
  height:34px;
  padding:0 14px;
  border-radius:999px;
  text-decoration:none;
  color:#1d4ed8;
  border:1px solid #dbeafe;
  background:#eff6ff;
  font-weight:700;
  font-size:13px;
  line-height:1.2;
  white-space:nowrap;
}
.of-guide-item__btn:hover{
  background:#dbeafe;
}

.of-colsearch{
  position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;
}
.of-colsearch[hidden]{display:none !important}
.of-colsearch__backdrop{
  position:absolute;inset:0;background:rgba(2,6,23,.52);
}
.of-colsearch__panel{
  position:relative;z-index:1;width:min(760px,92vw);max-height:82vh;overflow:hidden;
  background:#fff;border-radius:16px;border:1px solid #e2e8f0;box-shadow:0 24px 60px rgba(2,6,23,.28);
}
.of-colsearch__hd{
  display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid #eef2f7;
}
.of-colsearch__hd h2{margin:0;font-size:18px}
.of-colsearch__close{
  width:32px;height:32px;border:none;border-radius:8px;background:#f1f5f9;color:#334155;cursor:pointer;font-size:20px;line-height:1;
}
.of-colsearch__close:hover{background:#e2e8f0}
.of-colsearch__bd{padding:12px 14px 14px}
.of-colsearch__input{
  width:100%;height:40px;border:1px solid #cbd5e1;border-radius:10px;padding:0 12px;font-size:14px;
}
.of-colsearch__list{
  margin-top:12px;max-height:56vh;overflow:auto;display:grid;grid-template-columns:1fr;gap:10px;
}
.of-colsearch__item{
  display:block;padding:12px 12px;border-radius:12px;border:1px solid #e2e8f0;background:#fff;text-decoration:none;
}
.of-colsearch__item:hover{border-color:#c7dcff;background:#f8fbff}
.of-colsearch__item h3{margin:0 0 6px;color:#0f172a;font-size:16px}
.of-colsearch__item p{margin:0;color:#475569;font-size:14px;line-height:1.6}
.of-colsearch__empty{margin:10px 4px 0;color:#64748b;font-size:14px}

/* Long-form article */
.of-article{
  background:#fff;border-radius:18px;border:1px solid #ebedf0;
  box-shadow:0 2px 16px rgba(0,0,0,.06);
  overflow:hidden;
}
/*
 * Guide/scene/memorial covers (zh + /en): give the figure a bounded box and object-fit:contain
 * so the entire JPEG stays visible. Plain width:100% + max-height on <img> can clip in some engines.
 */
.of-article__cover{
  display:flex;
  align-items:center;
  justify-content:center;
  box-sizing:border-box;
  min-height:min(32vh, 260px);
  height:min(58vh, 520px);
  max-height:58vh;
  padding:12px 14px;
  background:#eef2f7;
}
.of-article__cover img{
  display:block;
  flex:0 1 auto;
  max-width:100%;
  max-height:100%;
  width:auto;
  height:auto;
  object-fit:contain;
  object-position:center;
}
.of-article--side{
  display:grid;
  grid-template-columns:minmax(260px, 38%) 1fr;
  align-items:stretch;
}
.of-article--side .of-article__cover{
  height:100%;
  border-right:1px solid #ebedf0;
}
.of-article--side .of-article__cover img{
  width:100%;
  height:100%;
  min-height:320px;
  object-fit:cover;
  object-position:center;
}
.of-article__cover--aux{
  display:block;
  height:220px;
  min-height:220px;
  max-height:220px;
  padding:0;
  background:#fff;
}
.of-article__cover--aux img{
  display:block;
  width:100%;
  height:100%;
  max-height:none;
  object-fit:cover;
  object-position:center;
}
.of-article__body{padding:16px 16px 18px}
.of-article__body p{margin:0 0 12px;line-height:1.85;color:#334155;font-size:15px}
.of-article__body h2{margin:16px 0 10px;font-size:16px}
.of-article__body ul{margin:0 0 12px;padding-left:18px;color:#334155;line-height:1.85}
.of-article__body li{margin:6px 0}
.of-article__body code{background:#f1f5ff;border:1px solid #dbeafe;border-radius:8px;padding:2px 6px}
/* 长文页：配图左浮动，首段与后续正文同一文档流环绕，避免「图高、首段短」时右侧与下方大块留白 */
.of-article-longform__wrap{
  padding:22px 24px 26px;
  background:linear-gradient(180deg,#f8fafc 0%,#ffffff 46%);
  border-bottom:1px solid #eef2f7;
}
.of-article-longform__wrap::after{
  content:"";
  display:table;
  clear:both;
}
.of-article--longform .of-article-intro__media{
  float:left;
  width:220px;
  max-width:min(220px,38vw);
  margin:2px 22px 12px 0;
  display:flex;
  align-items:flex-start;
  justify-content:center;
}
.of-article--longform .of-article-intro__media img{
  display:block;
  width:100%;
  aspect-ratio:1;
  object-fit:contain;
  object-position:center;
  border-radius:12px;
  border:1px solid #e2e8f0;
  background:#fff;
  box-shadow:0 6px 22px rgba(15,23,42,.07);
}
.of-article--longform .of-article__body{padding:0}
.of-article--longform .of-article__body p{
  line-height:1.82;
  margin:0 0 14px;
  color:#334155;
  font-size:15px;
}
.of-article--longform .of-article__body > p:first-of-type{
  font-size:16px;
  line-height:1.78;
  color:#1e293b;
}
.of-article--longform .of-article__body h2{
  margin:22px 0 12px;
  clear:both;
  font-size:17px;
  font-weight:750;
  color:#0f172a;
  letter-spacing:.02em;
}
.of-article--longform .of-article__body ul{
  margin:0 0 16px;
  clear:both;
}
.of-article--longform .of-article__body .of-more{
  clear:both;
  margin-top:18px;
  padding-top:16px;
  border-top:1px dashed #e2e8f0;
}
.of-inc,.of-revision{margin:18px 0 0;clear:both}
.of-inc{
  padding:14px 16px;
  border-radius:14px;
  border:1px solid #dbeafe;
  background:linear-gradient(180deg,#f8fafc,#fff);
}
.of-inc h2{margin:0 0 10px;font-size:16px;color:#0f172a}
.of-inc h3{margin:14px 0 8px;font-size:14px;color:#1e40af;font-weight:750}
.of-inc p{margin:0 0 10px;line-height:1.75;color:#334155;font-size:14px}
.of-inc ul{margin:0 0 10px;padding-left:1.2em;color:#334155;font-size:14px;line-height:1.7}
.of-inc li{margin:4px 0}
.of-revision{
  padding:10px 14px;
  border-radius:12px;
  background:#f1f5f9;
  border:1px solid #e2e8f0;
}
.of-revision p{margin:0;font-size:13px;line-height:1.65;color:#64748b}
.of-revision .of-link{color:#2563eb}
.of-home-maint{
  margin:14px 0 0;
  padding:12px 2px 0;
  font-size:13px;
  line-height:1.55;
  color:#64748b;
  border-top:1px solid #e2e8f0;
}
.of-home-maint .of-link{color:#2563eb}
.of-home-maint time{font-variant-numeric:tabular-nums}
/* Space between main article card and following outbound section (matches zh layout) */
.of-main>.of-wrap>.of-article+.of-sec{margin-top:18px}
.of-breed-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:8px 0 12px}
.of-breed-card{
  display:block;text-decoration:none;background:#f8fbff;border:1px solid #dbeafe;border-radius:12px;
  padding:10px 12px;color:#1e293b;
}
.of-breed-card h3{margin:0 0 8px;font-size:15px;color:#1d4ed8}
.of-breed-card p{margin:0 0 6px;font-size:13px;line-height:1.6;color:#334155}
.of-breed-card:hover{background:#eef5ff}

/* Features page (non-card layouts) */
.of-feature-layout{
  background:#fff;border:1px solid #e8edf5;border-radius:14px;padding:14px 14px 12px;
}
.of-feature-layout + .of-feature-layout{margin-top:12px}
.of-feature-layout h2{margin:0 0 10px;font-size:17px}
.of-feature-list{
  margin:0;padding:0;list-style:none;counter-reset:feature;
}
.of-feature-list li{
  counter-increment:feature;
  padding:12px 0 12px 42px;
  border-bottom:1px dashed #dbe4f0;
  position:relative;
}
.of-feature-list li:last-child{border-bottom:none}
.of-feature-list li::before{
  content:counter(feature);
  position:absolute;left:0;top:14px;
  width:28px;height:28px;border-radius:999px;
  background:#eff6ff;color:#1d4ed8;border:1px solid #cfe0ff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;
}
.of-feature-list h3,.of-feature-waterfall h3,.of-feature-flow h3{margin:0 0 6px;font-size:15px}
.of-feature-list p,.of-feature-waterfall p,.of-feature-flow p{margin:0;color:#475569;line-height:1.75;font-size:14px}
.of-feature-waterfall{
  column-count:2;column-gap:12px;
}
.of-feature-waterfall__item{
  break-inside:avoid;
  margin:0 0 12px;padding:10px 0;border-bottom:1px dashed #dbe4f0;
}
.of-feature-flow{
  margin:0;padding:0;list-style:none;
}
.of-feature-flow li{
  display:grid;grid-template-columns:34px 1fr;gap:10px;
  padding:10px 0;border-bottom:1px dashed #dbe4f0;
}
.of-feature-flow li:last-child{border-bottom:none}
.of-feature-flow span{
  width:34px;height:34px;border-radius:8px;
  background:#f1f5ff;color:#1d4ed8;border:1px solid #dbeafe;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;
}
.of-feature-intro{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:14px;
  align-items:center;
  margin:0 0 10px;
}
.of-feature-intro__media{
  display:flex;
  align-items:flex-start;
  justify-content:center;
}
.of-feature-intro__media img{
  width:200px;
  max-width:100%;
  height:auto;
  object-fit:unset;
  border-radius:10px;
  border:1px solid #e2e8f0;
}
.of-feature-intro__text p{margin:0 0 10px}
.of-feature-intro__text p:last-child{margin-bottom:0}

.of-ft{
  background:#0b1220;color:#e2e8f0;border-top:1px solid rgba(148,163,184,.18);
  padding:22px 0;
}
.of-ft__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.of-ft__col{min-width:0}
.of-ft__col--site{min-width:0}
.of-ft h3{margin:0 0 6px;font-size:14px;color:#cbd5e1;font-weight:750}
.of-ft p{margin:0 0 6px}
.of-ft .of-link{color:#93c5fd;text-decoration:none;text-underline-offset:3px}
.of-ft .of-link:hover{color:#e0f2fe;text-decoration:underline}
.of-ft__meta{
  margin-top:14px;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:8px;
}
.of-ft .of-ft__copy{color:#94a3b8}
.of-ft__copy{margin:0;justify-self:start}
.of-ft__beian{margin:0;text-align:center;font-size:12px;line-height:1.5;color:#94a3b8;grid-column:2}
.of-ft__beian-link{color:inherit;text-decoration:none}
.of-ft__beian-link:hover{text-decoration:underline}

@media (max-width: 980px){
  .of-wrap{padding:0 10px}
  .of-grid{grid-template-columns:repeat(2,1fr)}
  .of-home-band__grid{grid-template-columns:1fr}
  .of-hero .of-wrap{grid-template-columns:1fr}
  .of-colmenu__body{grid-template-columns:1fr}
  .of-breed-grid{grid-template-columns:1fr}
  .of-feature-waterfall{column-count:1}
  .of-feature-intro{grid-template-columns:1fr}
  .of-feature-intro__media{justify-content:flex-start}
  .of-feature-intro__media img{width:180px}
  .of-article-longform__wrap{padding:18px 16px 22px}
  .of-article--longform .of-article-intro__media{width:200px;max-width:min(200px,42vw);margin-right:18px}
  .of-article--side{grid-template-columns:1fr}
  .of-article--side .of-article__cover{border-right:none;border-bottom:1px solid #ebedf0}
  .of-article--side .of-article__cover img{min-height:180px}
}
@media (max-width: 560px){
  .of-grid{grid-template-columns:1fr}
  .of-hero h1{font-size:clamp(1.25rem,6.5vw,2rem);line-height:1.18}
  /* 手机端保留全部导航入口：第一行品牌/语言/CTA，第二行横向滑动查看「功能…隐私」 */
  .of-nav__row{
    flex-wrap:wrap;
    align-items:center;
    row-gap:6px;
    column-gap:6px;
    padding-top:8px;
    padding-bottom:10px;
    min-height:0;
  }
  .of-brand{order:1;flex:1 1 auto;min-width:0}
  .of-nav__links{
    order:10;
    flex:0 0 100%;
    width:100%;
    max-width:100%;
    min-width:0;
    overflow-x:auto;
    overflow-y:hidden;
    -webkit-overflow-scrolling:touch;
    padding:8px 0 2px;
    margin:0;
    border-top:1px solid rgba(148,163,184,.2);
    gap:6px;
    scroll-padding-inline:4px;
  }
  .of-icon-btn{order:2;flex:0 0 auto}
  .of-nav__lang{order:3;margin-left:auto;margin-right:0}
  .of-nav__cta{order:4}
  .of-nav__a{padding:6px 8px;font-size:13px}
  .of-nav__cta.of-btn--primary{padding:8px 10px;font-size:12px;font-weight:750}
  .of-lang-dd>summary.of-lang-dd__summary{padding:6px 10px;font-size:12px;gap:6px}
  .of-article__cover{
    min-height:min(28vh, 220px);
    height:min(48vh, 440px);
    max-height:48vh;
    padding:10px 12px;
  }
  .of-article-longform__wrap{padding:16px 14px 20px}
  .of-article--longform .of-article-intro__media{
    float:none;
    width:auto;
    max-width:168px;
    margin:0 auto 14px;
  }
  .of-article--longform .of-article-intro__media img{border-radius:10px}
  .of-article--longform .of-article__body > p:first-of-type{font-size:15px;line-height:1.72}
  .of-article__cover--aux{
    height:160px;
    min-height:160px;
    max-height:160px;
  }
  .of-article__cover--aux img{height:100%}
  /* 与 PC 相同三列：序号 | 正文 | 按钮，避免按钮被挤到正文下方单独一行 */
  .of-guide-item{
    grid-template-columns:32px minmax(0,1fr) auto;
    gap:10px;
    padding:12px;
    align-items:start;
  }
  .of-guide-item__idx{width:28px;height:28px;font-size:12px}
  .of-guide-item__body{min-width:0}
  .of-guide-item__body h3{font-size:16px}
  .of-guide-item__action{
    justify-content:flex-end;
    align-self:start;
    padding-top:1px;
  }
  .of-guide-item__btn{
    height:30px;
    min-height:30px;
    min-width:0;
    padding:0 10px;
    font-size:12px;
  }
  .of-ft{padding:14px 0 18px}
  .of-ft__grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    column-gap:14px;
    row-gap:12px;
    align-items:start;
  }
  .of-ft__col--site{
    grid-column:1/-1;
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    column-gap:12px;
    row-gap:2px;
    padding-top:12px;
    margin-top:2px;
    border-top:1px solid rgba(148,163,184,.22);
  }
  .of-ft__col--site h3{
    grid-column:1/-1;
    margin:0 0 8px;
    font-size:11px;
    letter-spacing:.08em;
    color:#94a3b8;
    font-weight:750;
  }
  .of-ft__col--site p{margin:0 0 4px}
  .of-ft__col h3{
    font-size:11px;
    letter-spacing:.08em;
    color:#94a3b8;
    margin:0 0 8px;
    font-weight:750;
  }
  .of-ft__col p{font-size:13px;line-height:1.45;margin:0 0 4px}
  .of-ft__meta{
    grid-template-columns:1fr;
    justify-items:center;
    text-align:center;
    gap:8px;
    margin-top:12px;
    padding-top:12px;
    border-top:1px solid rgba(148,163,184,.16);
  }
  .of-ft__copy{justify-self:center;font-size:12px}
  .of-ft__beian{grid-column:1}
  .of-lang-dd__panel{
    right:auto;
    left:0;
    max-width:min(280px,calc(100vw - 24px));
  }
}