/* template-skin:raft prefix:rf */
/**
 * Raft — 木筏会话漂流 (river blue + weathered wood)
 * Chrome: horizontal log-plank nav + lashed card deck
 * Fonts: Bitter / Atkinson Hyperlegible via HTML link (no @import)
 */
*,*::before,*::after{box-sizing:border-box}
html{
  scroll-behavior:smooth;
  scroll-padding-top:6rem;
  scroll-padding-bottom:1.5rem;
}
html,body{margin:0}
body{
  --rf-ink:#1c1610;
  --rf-muted:#5a4a3a;
  --rf-foam:#f0ebe3;
  --rf-plank:#c9a878;
  --rf-plank-deep:#8b6b4a;
  --rf-bark:#5c4632;
  --rf-rope:#a67c52;
  --rf-river:#1a4a6e;
  --rf-river-mid:#2563a0;
  --rf-river-deep:#0e2f4a;
  --rf-ripple:#3a7ca5;
  --rf-warn:#a8452a;
  --rf-line:#d4c4a8;
  --rf-panel:#f7f2ea;
  --rf-font:"Atkinson Hyperlegible","Segoe UI",sans-serif;
  --rf-display:"Bitter","Georgia",serif;
  font-family:var(--rf-font);line-height:1.65;color:var(--rf-ink);
  background:
    linear-gradient(180deg,rgba(26,74,110,.08) 0%,transparent 28%),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 47px,
      rgba(92,70,50,.04) 47px,
      rgba(92,70,50,.04) 48px
    ),
    linear-gradient(180deg,var(--rf-foam) 0%,#e6ddd0 55%,#d9cbb8 100%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--rf-river-mid);text-underline-offset:3px}
a:hover{color:var(--rf-warn)}

.rf-shell{min-height:100vh;display:flex;flex-direction:column}
.rf-wrap{width:min(1060px,calc(100% - 2rem));margin-inline:auto}
.rf-wrap--narrow{width:min(720px,calc(100% - 2rem))}

/* —— Sticky plank mast —— */
.rf-mast{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(180deg,#d8c09a 0%,var(--rf-plank) 45%,#b8956a 100%);
  border-bottom:4px solid var(--rf-bark);
  box-shadow:0 3px 0 rgba(14,47,74,.12);
  padding:.55rem 0;padding-top:max(.55rem,env(safe-area-inset-top));
}
.rf-mast__row{
  width:min(1060px,calc(100% - 1.1rem));margin-inline:auto;
  display:flex;align-items:center;gap:.65rem;flex-wrap:wrap;
}
.rf-brand{display:flex;align-items:center;gap:.5rem;text-decoration:none;color:var(--rf-bark);min-width:0}
.rf-brand img{
  width:40px;height:40px;border-radius:4px;object-fit:cover;
  border:2px solid var(--rf-river-deep);box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);
}
.rf-brand__name{font-family:var(--rf-display);font-weight:700;font-size:1.12rem;letter-spacing:-.01em}
.rf-brand__tag{display:block;font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--rf-river);font-weight:700}

/* Horizontal log-plank nav */
.rf-planks{
  display:none;gap:0;margin-left:auto;align-items:stretch;
}
@media(min-width:920px){.rf-planks{display:flex}}
.rf-planks a{
  position:relative;
  display:inline-flex;align-items:center;justify-content:center;
  padding:.55rem .95rem;min-width:4.5rem;
  text-decoration:none;font-weight:700;font-size:.82rem;
  color:var(--rf-bark);
  background:
    linear-gradient(180deg,rgba(255,255,255,.18),transparent 40%),
    linear-gradient(180deg,#d4b484,#a67c52);
  border:1px solid var(--rf-bark);
  border-left:none;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),inset 0 -2px 0 rgba(92,70,50,.25);
}
.rf-planks a:first-child{border-left:1px solid var(--rf-bark);border-radius:3px 0 0 3px}
.rf-planks a:last-child{border-radius:0 3px 3px 0}
.rf-planks a::after{
  content:"";position:absolute;right:-3px;top:18%;bottom:18%;width:6px;z-index:1;
  background:
    radial-gradient(circle at 50% 20%,var(--rf-rope) 0 2px,transparent 2.5px),
    radial-gradient(circle at 50% 50%,var(--rf-rope) 0 2px,transparent 2.5px),
    radial-gradient(circle at 50% 80%,var(--rf-rope) 0 2px,transparent 2.5px);
  pointer-events:none;
}
.rf-planks a:last-child::after{display:none}
.rf-planks a.is-active,.rf-planks a:hover{
  color:var(--rf-foam);background:linear-gradient(180deg,var(--rf-river-mid),var(--rf-river-deep));
}

.rf-mast__cta{display:none;gap:.4rem;align-items:center;margin-left:.5rem}
@media(min-width:920px){.rf-mast__cta{display:flex}}
.rf-toggle{
  margin-left:auto;display:inline-flex;align-items:center;justify-content:center;
  width:2.35rem;height:2.35rem;border:2px solid var(--rf-bark);background:var(--rf-panel);
  color:var(--rf-bark);cursor:pointer;border-radius:3px;font-size:1.1rem;
}
@media(min-width:920px){.rf-toggle{display:none}}

/* Drift banner */
.rf-drift[hidden]{display:none}
.rf-drift{
  background:var(--rf-river-deep);color:var(--rf-foam);
  border-bottom:3px solid var(--rf-plank-deep);
}
.rf-drift__inner{
  width:min(1060px,calc(100% - 1.1rem));margin-inline:auto;
  padding:.7rem 0 .8rem;display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;
}
.rf-drift__kicker{
  font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--rf-plank);font-weight:700;white-space:nowrap;
}
.rf-drift__line{font-size:.88rem;flex:1;min-width:12rem;opacity:.95}
.rf-drift__x{
  border:0;background:transparent;color:var(--rf-foam);font-size:1.25rem;
  cursor:pointer;line-height:1;padding:.15rem .35rem;
}
.rf-drift__lash{
  display:flex;gap:.65rem;width:100%;
  font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;opacity:.8;flex-wrap:wrap;
}
.rf-drift__lash span{
  padding:.12rem .45rem;border:1px solid rgba(201,168,120,.35);border-radius:2px;
}

.rf-drawer{
  display:none;flex-direction:column;gap:.3rem;
  background:var(--rf-bark);padding:1rem 1.25rem 1.25rem;
}
.rf-drawer.is-open{display:flex}
.rf-drawer a{
  color:var(--rf-foam);text-decoration:none;font-weight:700;padding:.4rem 0;
  border-bottom:1px solid rgba(240,235,227,.12);
}
.rf-drawer a:hover{color:var(--rf-plank)}

/* Buttons */
.rf-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.35rem;
  padding:.55rem 1rem;border-radius:3px;font-weight:700;font-size:.88rem;
  text-decoration:none;border:2px solid transparent;cursor:pointer;
  font-family:var(--rf-font);
}
.rf-btn--river{background:var(--rf-river);color:#fff;border-color:var(--rf-river-deep)}
.rf-btn--river:hover{background:var(--rf-river-mid);color:#fff}
.rf-btn--wood{background:var(--rf-plank);color:var(--rf-bark);border-color:var(--rf-bark)}
.rf-btn--wood:hover{background:var(--rf-plank-deep);color:var(--rf-foam)}
.rf-btn--ghost{background:transparent;color:var(--rf-river-deep);border-color:var(--rf-line)}
.rf-btn--ghost:hover{border-color:var(--rf-river);color:var(--rf-river-deep)}
.rf-btn--lg{padding:.75rem 1.25rem;font-size:.95rem}

/* Hero */
.rf-hero{padding:2.3rem 0 1.4rem}
.rf-hero__kicker{
  font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--rf-river);font-weight:700;margin:0 0 .55rem;
}
.rf-hero__brand{
  font-family:var(--rf-display);font-size:clamp(2rem,4.5vw,3.05rem);
  font-weight:700;line-height:1.12;margin:0 0 .85rem;color:var(--rf-river-deep);
  letter-spacing:-.02em;
}
.rf-hero__text{max-width:38rem;margin:0 0 1.2rem;color:var(--rf-muted);font-size:1.05rem}
.rf-hero__actions{display:flex;flex-wrap:wrap;gap:.55rem}

/* Lashed card deck */
.rf-deck{padding:1rem 0 2.4rem}
.rf-deck__head{
  font-family:var(--rf-display);font-size:1.45rem;margin:0 0 1.1rem;color:var(--rf-river-deep);
}
.rf-deck__fan{
  display:grid;gap:1.1rem;
  grid-template-columns:1fr;
}
@media(min-width:780px){
  .rf-deck__fan{
    grid-template-columns:repeat(3,1fr);
    align-items:start;
  }
  .rf-lash-card:nth-child(1){transform:rotate(-1.4deg);margin-top:.4rem}
  .rf-lash-card:nth-child(2){transform:rotate(.6deg);margin-top:0}
  .rf-lash-card:nth-child(3){transform:rotate(-.9deg);margin-top:.55rem}
}
.rf-lash-card{
  position:relative;
  background:var(--rf-panel);
  border:2px solid var(--rf-bark);
  border-radius:2px;
  padding:1.15rem 1.15rem 1.25rem;
  box-shadow:
    4px 5px 0 rgba(14,47,74,.08),
    inset 0 0 0 1px rgba(201,168,120,.35);
}
.rf-lash-card::before,.rf-lash-card::after{
  content:"";position:absolute;pointer-events:none;
  width:18px;height:18px;
  background:
    linear-gradient(45deg,transparent 42%,var(--rf-rope) 42%,var(--rf-rope) 58%,transparent 58%),
    linear-gradient(-45deg,transparent 42%,var(--rf-rope) 42%,var(--rf-rope) 58%,transparent 58%);
  opacity:.85;
}
.rf-lash-card::before{top:6px;left:6px}
.rf-lash-card::after{bottom:6px;right:6px}
.rf-lash-card__num{
  font-family:var(--rf-display);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--rf-river);font-weight:700;margin:0 0 .35rem;
}
.rf-lash-card h2{
  font-family:var(--rf-display);font-size:1.22rem;margin:0 0 .45rem;color:var(--rf-bark);
}
.rf-lash-card p{margin:0 0 .85rem;color:var(--rf-muted);font-size:.95rem}
.rf-lash-card__go{
  font-weight:700;text-decoration:none;color:var(--rf-river);
  border-bottom:2px solid currentColor;
}
.rf-lash-card__go:hover{color:var(--rf-warn)}

/* Gallery strip */
.rf-gallery{
  padding:1.4rem 0 2rem;border-top:1px solid var(--rf-line);
  background:rgba(26,74,110,.05);
}
.rf-gallery__grid{
  display:grid;gap:1rem;grid-template-columns:1fr;
}
@media(min-width:720px){.rf-gallery__grid{grid-template-columns:repeat(3,1fr)}}
.rf-gallery__item{
  margin:0;background:var(--rf-panel);border:2px solid var(--rf-bark);overflow:hidden;
  box-shadow:3px 3px 0 rgba(92,70,50,.12);
}
.rf-gallery__item img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rf-gallery__item figcaption{padding:.6rem .8rem;font-size:.82rem;color:var(--rf-muted)}

.rf-specs{padding:1.5rem 0 2.4rem}
.rf-specs__table{
  width:100%;border-collapse:collapse;background:var(--rf-panel);
  border:2px solid var(--rf-bark);font-size:.92rem;
}
.rf-specs__table th,.rf-specs__table td{
  text-align:left;padding:.7rem .9rem;border-bottom:1px solid var(--rf-line);vertical-align:top;
}
.rf-specs__table th{
  width:30%;font-family:var(--rf-display);font-weight:650;color:var(--rf-river-deep);
  background:rgba(26,74,110,.06);
}
.rf-specs__table tr:last-child th,.rf-specs__table tr:last-child td{border-bottom:0}

.rf-news-home{padding:0 0 2.5rem}
.rf-news-home__title{
  font-family:var(--rf-display);font-size:1.4rem;margin:0 0 1rem;color:var(--rf-river-deep);
}

/* Page chrome */
.rf-page{flex:1;padding:1.5rem 0 2.5rem}
.rf-crumb,.rf-breadcrumbs{font-size:.85rem;color:var(--rf-muted);margin:0 0 1rem}
.rf-crumb a,.rf-breadcrumbs a{color:var(--rf-river);text-decoration:none}
.rf-title{
  font-family:var(--rf-display);font-size:clamp(1.55rem,3vw,2.05rem);
  margin:0 0 .75rem;color:var(--rf-river-deep);line-height:1.2;
}
.rf-lead{color:var(--rf-muted);font-size:1.05rem;margin:0 0 1.25rem;max-width:40rem}
.rf-prose,.rf-article__body{font-size:1.02rem;max-width:40rem}
.rf-prose h2,.rf-article__body h2{
  font-family:var(--rf-display);color:var(--rf-river-deep);margin:1.6rem 0 .6rem;
}
.rf-prose ol,.rf-prose ul,.rf-article__body ol,.rf-article__body ul{padding-left:1.25rem}
.rf-prose li,.rf-article__body li{margin:.35rem 0}
.rf-figure{
  margin:1.25rem 0;border:2px solid var(--rf-bark);background:var(--rf-panel);overflow:hidden;
  box-shadow:3px 3px 0 rgba(92,70,50,.1);
}
.rf-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rf-figure figcaption{padding:.55rem .8rem;font-size:.82rem;color:var(--rf-muted)}

.rf-faq details{
  border:2px solid var(--rf-bark);background:var(--rf-panel);
  margin:0 0 .55rem;padding:.65rem .9rem;
  box-shadow:2px 2px 0 rgba(26,74,110,.06);
}
.rf-faq summary{cursor:pointer;font-weight:700;color:var(--rf-river-deep)}
.rf-faq details[open] summary{margin-bottom:.4rem}
.rf-faq p{margin:.35rem 0;color:var(--rf-muted)}

.rf-week-digest{
  margin:1rem 0;padding:1rem 1.1rem;
  border:2px solid var(--rf-bark);border-left:6px solid var(--rf-river);
  background:var(--rf-panel);
}

/* News */
.rf-news-list{display:flex;flex-direction:column;gap:1rem}
.rf-news-empty{color:var(--rf-muted);padding:1rem;border:2px dashed var(--rf-line);background:var(--rf-panel)}
.rf-news-card{
  display:grid;gap:0;background:var(--rf-panel);border:2px solid var(--rf-bark);overflow:hidden;
  box-shadow:3px 3px 0 rgba(92,70,50,.08);
}
@media(min-width:640px){
  .rf-news-card.has-thumb{grid-template-columns:220px minmax(0,1fr)}
}
.rf-news-card__media{display:block;background:var(--rf-river-deep)}
.rf-news-card__media img,.rf-news-card__media picture{width:100%;aspect-ratio:16/9;object-fit:cover}
.rf-news-card__body{padding:1rem 1.1rem}
.rf-news-card__meta{
  display:flex;flex-wrap:wrap;gap:.5rem .85rem;align-items:center;
  font-size:.78rem;color:var(--rf-muted);margin:0 0 .4rem;
}
.rf-news-card__log{
  display:inline-block;padding:.15rem .45rem;background:var(--rf-bark);
  color:var(--rf-foam);font-weight:700;letter-spacing:.08em;font-size:.65rem;text-transform:uppercase;
}
.rf-news-card__title{font-family:var(--rf-display);font-size:1.15rem;margin:0 0 .35rem;line-height:1.3}
.rf-news-card__title a{color:var(--rf-river-deep);text-decoration:none}
.rf-news-card__title a:hover{color:var(--rf-river)}
.rf-news-card__excerpt{margin:0;color:var(--rf-muted);font-size:.92rem}

.rf-pager{margin-top:1.5rem;display:grid;gap:.5rem}
.rf-pager__row{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.rf-pager__btn,.rf-pager__num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:2.2rem;height:2.2rem;padding:0 .55rem;
  border:2px solid var(--rf-bark);background:var(--rf-panel);
  color:var(--rf-ink);text-decoration:none;font-weight:650;font-size:.88rem;
}
.rf-pager__btn.is-disabled{opacity:.4;pointer-events:none}
.rf-pager__num.is-current{background:var(--rf-river);color:var(--rf-foam);border-color:var(--rf-river-deep)}
.rf-pager__pages{display:flex;gap:.35rem;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.rf-pager__gap{opacity:.5;padding:0 .2rem}
.rf-pager__status{font-size:.8rem;color:var(--rf-muted)}

.rf-article .rf-byline{font-weight:650;color:var(--rf-river)}
.rf-news-hero{margin:1rem 0;border:2px solid var(--rf-bark);overflow:hidden}
.rf-news-hero img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rf-news-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:1rem;
  margin:2rem 0 1rem;padding-top:1rem;border-top:1px solid var(--rf-line);
}
.rf-news-nav a{text-decoration:none;color:var(--rf-muted);font-size:.85rem}
.rf-news-nav a strong{display:block;color:var(--rf-river-deep);margin-top:.2rem;font-family:var(--rf-display)}
.rf-news-related{margin-top:1.5rem}
.rf-news-related h2{font-family:var(--rf-display);font-size:1.15rem;color:var(--rf-river-deep)}
.rf-news-related ul{padding-left:1.1rem}

/* Footer */
.rf-foot{
  margin-top:auto;background:var(--rf-river-deep);color:rgba(240,235,227,.88);
  padding:2rem 0 1.5rem;border-top:4px solid var(--rf-plank-deep);
}
.rf-foot a{color:var(--rf-plank);text-decoration:none}
.rf-foot a:hover{color:#fff;text-decoration:underline}
.rf-foot__grid{display:grid;gap:1.5rem;grid-template-columns:1fr}
@media(min-width:720px){.rf-foot__grid{grid-template-columns:1.4fr 1fr 1fr}}
.rf-foot__brand{font-family:var(--rf-display);font-size:1.2rem;color:var(--rf-foam);margin:0 0 .5rem}
.rf-foot h3{
  font-family:var(--rf-display);font-size:.95rem;color:var(--rf-plank);
  margin:0 0 .55rem;letter-spacing:.04em;
}
.rf-foot ul{list-style:none;margin:0;padding:0}
.rf-foot li{margin:.3rem 0}
.rf-foot__meta{
  margin-top:1.5rem;padding-top:1rem;border-top:1px solid rgba(240,235,227,.18);
  font-size:.78rem;opacity:.85;
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rf-lash-card{transform:none !important}
}

/* --- CTA visibility (skin-matched) --- */
.rf-cta-rail {
  position: fixed;
  right: max(0.85rem, env(safe-area-inset-right));
  bottom: max(0.85rem, env(safe-area-inset-bottom));
  z-index: 90;
  pointer-events: none;
}
.rf-cta-rail__btn {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  text-decoration: none !important;
  color: #fff !important;
  background: var(--rf-accent, var(--rf-coral, var(--rf-teal, var(--rf-green, #0d9488))));
  box-shadow: 0 10px 28px rgba(0,0,0,.22);
  border: 0;
}
.rf-cta-rail__btn:hover { filter: brightness(1.06); }
.rf-cta-rail__btn:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
@media (max-width: 720px) {
  .rf-cta-rail {
    left: max(0.75rem, env(safe-area-inset-left));
    right: max(0.75rem, env(safe-area-inset-right));
    bottom: max(0.75rem, env(safe-area-inset-bottom));
  }
  .rf-cta-rail__btn { width: 100%; border-radius: 0.85rem; }
}
.rf-cta-mid {
  margin: 1.1rem 0 1.35rem;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
}
.rf-cta-mid__btn {
  display: inline-flex !important;
  min-height: 2.6rem;
  padding: 0.7rem 1.35rem;
  font-weight: 700;
  text-decoration: none !important;
}
/* 若主按钮类未覆盖底色，给 mid 一个皮肤底 */
a.rf-cta-mid__btn:not([class*="--solid"]):not([class*="-cta"]):not([class*="--navy"]):not([class*="--teal"]):not([class*="--coral"]):not([class*="--forest"]) {
  color: #fff !important;
  background: var(--rf-accent, var(--rf-coral, var(--rf-teal, var(--rf-green, #0d9488))));
  border-radius: 999px;
  border: 0;
  padding: 0.7rem 1.35rem;
}
.rf-btn--cta-vis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.4rem;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none !important;
  color: #fff !important;
  background: var(--rf-accent, var(--rf-coral, var(--rf-teal, var(--rf-green, #0d9488))));
  border: 0;
}