/* =========================================================
   Bruce户外 — 设计规范 1:1 复刻自参考站视觉体系
   主色 #1B8A5A / 强调 #3FA86E / 墨色 #020618 / 页脚 #152A21
   ========================================================= */
:root{
  --bg:#FFFFFF;
  --fg:#020618;
  --muted-fg:#62748E;
  --border:#E2E8F0;
  --border-70:rgba(226,232,240,.7);
  --border-60:rgba(226,232,240,.6);
  --primary:#1B8A5A;
  --accent:#3FA86E;
  --muted:#F1F5F9;
  --muted-30:rgba(241,245,249,.3);
  --gray-card:#F4F4F4;
  --gray-section:#F6F7F8;
  --footer-bg:#152A21;
  --hero-ink:8,32,24;
  --font-sans:"Inter","Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --text-hero:clamp(2.375rem,4.2vw,4rem);
  --text-section-title:clamp(1.75rem,3vw,2.5rem);
  --text-card-title:clamp(1.125rem,1.6vw,1.375rem);
  --text-body:clamp(.9375rem,1.1vw,1rem);
  --text-eyebrow:clamp(.75rem,.9vw,.8125rem);
  --container-max:108rem;
  --nav-max:90rem;
  --radius-sm:4px;
  --radius-md:5px;
  --shadow-card:0 5px 18px rgba(15,23,42,.06);
  --shadow-card-hover:0 14px 32px rgba(15,23,42,.11);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-sans);color:var(--fg);background:var(--bg);line-height:1.6;font-size:var(--text-body)}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer}

/* ---------- 布局容器 ---------- */
.site-container{width:100%;max-width:var(--container-max);margin-inline:auto;padding-inline:1rem}
@media(min-width:640px){.site-container{padding-inline:1.5rem}}
@media(min-width:1024px){.site-container{padding-inline:2rem}}
.site-section{padding-block:3rem}
@media(min-width:1024px){.site-section{padding-block:4rem}}

/* ---------- 导航栏 ---------- */
.site-header{position:fixed;inset-inline:0;top:0;z-index:50;transition:background-color .4s ease,box-shadow .4s ease,backdrop-filter .4s ease;background:transparent}
.site-header.is-scrolled{background:rgba(255,255,255,.96);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--border)}
.nav-bar{margin-inline:auto;display:flex;width:100%;max-width:var(--nav-max);align-items:center;justify-content:space-between;gap:1rem;height:64px;padding-inline:20px}
@media(min-width:640px){.nav-bar{height:80px;padding-inline:32px}}
@media(min-width:1280px){.nav-bar{height:88px}}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo svg{height:30px;width:auto}
/* LOGO 文字（SVG currentColor）：未滚动时压在深色 Hero 上，用白色保证对比度 */
.logo{color:#fff}
.logo .logo-text{display:flex;flex-direction:column;line-height:1}
.logo .logo-cn{font-size:19px;font-weight:800;letter-spacing:.14em;color:#fff;transition:color .3s}
.logo .logo-en{font-size:9px;font-weight:600;letter-spacing:.3em;color:rgba(255,255,255,.75);margin-top:3px;transition:color .3s}
/* 滚动后白底背景：改用主题深绿，比纯黑更协调、辨识度更高 */
.is-scrolled .logo{color:var(--primary)}
.is-scrolled .logo .logo-cn{color:var(--primary)}
.is-scrolled .logo .logo-en{color:var(--primary)}
.nav-menu{display:none;min-width:0;flex:1;align-items:center;justify-content:center;gap:clamp(1.25rem,2vw,2.75rem)}
@media(min-width:1280px){.nav-menu{display:flex}}
.nav-link{position:relative;flex-shrink:0;padding-block:12px;font-size:14px;font-weight:500;letter-spacing:.075em;color:rgba(255,255,255,.85);transition:color .3s;white-space:nowrap}
.is-scrolled .nav-link{color:rgba(2,6,24,.75)}
.nav-link::after{content:"";position:absolute;bottom:6px;left:50%;transform:translateX(-50%);height:1px;width:0;background:currentColor;opacity:.85;transition:width .3s}
.nav-link:hover{color:#fff}
.is-scrolled .nav-link:hover{color:var(--primary)}
.nav-link:hover::after{width:20px}
.nav-link.is-active{color:#fff;font-weight:600}
.is-scrolled .nav-link.is-active{color:var(--primary)}
.nav-link.is-active::after{width:24px}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:12px}
.hamburger{display:flex;height:40px;width:40px;align-items:center;justify-content:center;border:0;background:transparent;border-radius:9999px;color:#fff}
.is-scrolled .hamburger{color:var(--fg)}
@media(min-width:1280px){.hamburger{display:none}}
.hamburger .bars{display:flex;flex-direction:column;gap:5px}
.hamburger .bars span{display:block;height:2px;width:20px;background:currentColor;border-radius:2px}
.mobile-drawer{overflow:hidden;max-height:0;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);transition:max-height .35s cubic-bezier(.22,1,.36,1)}
.mobile-drawer.is-open{max-height:640px}
.mobile-drawer nav{margin-inline:auto;max-width:1280px;display:flex;flex-direction:column;gap:4px;padding:16px 20px}
.mobile-link{border-radius:8px;padding:12px;font-size:16px;font-weight:500;color:rgba(2,6,24,.8)}
.mobile-link:hover{background:var(--muted)}
.mobile-link.is-active{background:rgba(27,138,90,.1);color:var(--primary)}

/* ---------- Hero 视频区 ---------- */
.hero{position:relative;display:flex;height:100svh;min-height:640px;width:100%;align-items:center;overflow:hidden;background:radial-gradient(circle at center,rgba(24,88,62,.30),rgba(0,0,0,.95))}
.hero-media{position:absolute;inset:0;overflow:hidden}
.hero-media img,.hero-media video{position:absolute;inset:0;height:100%;width:100%;object-fit:cover}
.hero-media img{opacity:1;transition:opacity .7s}
.hero-media video{opacity:0;transition:opacity .7s}
.hero-media video.is-ready{opacity:1}
.hero-scrim{position:absolute;inset:0;background:linear-gradient(0deg,rgba(var(--hero-ink),.82) 0%,rgba(var(--hero-ink),.42) 48%,transparent 78%)}
@media(min-width:640px){
  .hero-scrim{background:linear-gradient(90deg,rgba(var(--hero-ink),.68) 0%,rgba(var(--hero-ink),.38) 34%,rgba(var(--hero-ink),.08) 60%,transparent 76%)}
}
.hero-scrim-global{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(0,0,0,.15),transparent,rgba(0,0,0,.10))}
.hero-content{position:absolute;inset:0;z-index:10;display:flex;align-items:flex-end;padding-bottom:calc(env(safe-area-inset-bottom) + 5rem);padding-top:96px}
@media(min-width:640px){.hero-content{align-items:center;padding-bottom:0;padding-top:112px}}
.hero-inner{width:100%;max-width:620px;margin-inline:20px;color:#fff;text-align:left}
@media(min-width:640px){.hero-inner{margin-inline:clamp(3rem,7.5vw,10.75rem);transform:translateY(4vh)}}
.hero-eyebrow{display:flex;align-items:center;gap:12px;animation:hero-rise .65s cubic-bezier(.22,1,.36,1) .08s both}
.hero-eyebrow::before{content:"";display:block;height:1px;width:32px;background:var(--primary)}
@media(min-width:640px){.hero-eyebrow::before{width:40px}}
.hero-eyebrow span{font-size:12px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:rgba(255,255,255,.8)}
@media(min-width:640px){.hero-eyebrow span{font-size:14px;letter-spacing:.32em}}
.hero h1{margin-top:20px;font-size:var(--text-hero);font-weight:700;line-height:1.1;letter-spacing:-.01em;color:#fff;text-shadow:0 2px 20px rgba(2,12,27,.2);animation:hero-rise .65s cubic-bezier(.22,1,.36,1) .18s both}
@media(min-width:640px){.hero h1{margin-top:24px}}
.hero-sub{margin-top:20px;color:rgba(255,255,255,.85);animation:hero-rise .65s cubic-bezier(.22,1,.36,1) .3s both}
@media(min-width:640px){.hero-sub{margin-top:28px}}
.hero-sub .l1{font-size:16px;font-weight:600;line-height:1.75;letter-spacing:.04em}
@media(min-width:640px){.hero-sub .l1{font-size:20px;line-height:2}}
.hero-sub .l2{font-size:15px;line-height:1.75;letter-spacing:.03em;color:rgba(255,255,255,.8)}
@media(min-width:640px){.hero-sub .l2{font-size:18px;line-height:2}}
.hero-cta{display:inline-flex;height:52px;align-items:center;justify-content:center;gap:12px;margin-top:28px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.8);background:transparent;padding-inline:28px;font-size:14px;font-weight:600;letter-spacing:.08em;color:#fff;transition:color .2s,background-color .2s,border-color .2s;animation:hero-rise .65s cubic-bezier(.22,1,.36,1) .42s both}
@media(min-width:640px){.hero-cta{height:56px;padding-inline:32px}}
.hero-cta:hover{border-color:var(--accent);background:var(--accent)}
.hero-cta svg{transition:transform .2s}
.hero-cta:hover svg{transform:translateX(4px)}
@keyframes hero-rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.hero-eyebrow,.hero h1,.hero-sub,.hero-cta{animation:none}}

/* ---------- 页面 Banner（子页） ---------- */
.page-hero{position:relative;display:flex;min-height:340px;align-items:center;overflow:hidden;background:#0b1827}
@media(min-width:640px){.page-hero{min-height:420px}}
.page-hero img{position:absolute;inset:0;height:100%;width:100%;object-fit:cover;opacity:.55}
.page-hero .scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(var(--hero-ink),.72),rgba(var(--hero-ink),.25))}
.page-hero .inner{position:relative;z-index:2;color:#fff;padding-block:80px}
.page-hero .eyebrow{font-size:12px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--accent)}
.page-hero h1{margin-top:10px;font-size:clamp(2rem,3.6vw,3.25rem);font-weight:700;line-height:1.15}
/* 详情页 Hero 标题降级为 p（页面唯一 h1 是文章标题），视觉样式与 h1 保持一致 */
.page-hero .hero-title-sub{margin-top:10px;font-size:clamp(2rem,3.6vw,3.25rem);font-weight:700;line-height:1.15}
.page-hero p{margin-top:12px;max-width:620px;color:rgba(255,255,255,.8);line-height:1.75}

/* ---------- 区块头 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px}
.eyebrow{font-size:var(--text-eyebrow);font-weight:600;text-transform:uppercase;letter-spacing:.16em;color:var(--accent);line-height:1.2}
.section-head h2{margin-top:8px;font-size:var(--text-section-title);font-weight:700;line-height:1.2;letter-spacing:-.01em}
.section-desc{margin-top:12px;max-width:42rem;line-height:1.75;color:var(--muted-fg)}
.btn-outline{display:inline-flex;height:44px;min-width:144px;flex-shrink:0;align-items:center;justify-content:center;gap:10px;border-radius:var(--radius-md);border:1px solid rgba(2,6,24,.35);background:transparent;padding-inline:20px;font-size:15px;font-weight:600;line-height:1;color:var(--fg);transition:color .2s,background-color .2s,border-color .2s}
.btn-outline svg{color:var(--accent);transition:transform .2s}
.btn-outline:hover{border-color:var(--fg);background:var(--fg);color:#fff}
.btn-outline:hover svg{transform:translateX(4px)}
@media(max-width:1023px){.section-head .btn-outline{display:none}}
.btn-outline.btn-light{border-color:rgba(255,255,255,.4);color:#fff}
.btn-outline.btn-light:hover{background:#fff;border-color:#fff;color:var(--fg)}

/* ---------- 快捷入口卡片 ---------- */
.quick-hint{display:inline-block;margin-bottom:12px;border-radius:9999px;background:rgba(27,138,90,.1);padding:4px 12px;font-size:11px;font-weight:600;color:var(--primary)}
@media(min-width:768px){.quick-hint{display:none}}
.quick-grid{display:flex;gap:16px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.quick-grid::-webkit-scrollbar{display:none}
@media(min-width:1280px){.quick-grid{display:grid;grid-template-columns:repeat(5,1fr);overflow:visible;padding-bottom:0}}
.entry-card{display:flex;height:278px;width:82vw;max-width:320px;flex-shrink:0;scroll-snap-align:start;flex-direction:column;overflow:hidden;border:1px solid var(--border-70);background:#fff;box-shadow:var(--shadow-card);transition:transform .3s ease-out,box-shadow .3s ease-out,border-color .3s ease-out}
@media(min-width:640px){.entry-card{width:300px}}
@media(min-width:1024px){.entry-card{width:312px}}
@media(min-width:1280px){.entry-card{height:250px;width:auto;max-width:none}}
.entry-card:hover{border-color:rgba(27,138,90,.2);box-shadow:var(--shadow-card-hover);transform:translateY(-6px)}
.entry-card .pic{display:flex;height:180px;flex-shrink:0;align-items:center;justify-content:center;overflow:hidden;background:var(--gray-card)}
@media(min-width:1280px){.entry-card .pic{height:148px}}
.entry-card .pic img{height:100%;width:100%;object-fit:cover;transition:transform .3s}
.entry-card:hover .pic img{transform:scale(1.04)}
.entry-card .body{display:flex;min-height:0;flex:1;flex-direction:column;padding:14px 16px}
.entry-card h3{font-size:16px;font-weight:700;letter-spacing:-.02em}
.entry-card p{margin-top:4px;font-size:12px;line-height:20px;color:var(--muted-fg);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.entry-card .go{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--primary)}
.entry-card .go svg{transition:transform .2s}
.entry-card:hover .go svg{transform:translateX(3px)}

/* ---------- 通用卡片网格 ---------- */
.sub-heading{margin-top:40px;font-size:18px;font-weight:600;letter-spacing:-.01em}
@media(min-width:640px){.sub-heading{font-size:20px}}
.grid-dest{margin-top:16px;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(min-width:640px){.grid-dest{grid-template-columns:repeat(3,1fr);gap:16px}}
@media(min-width:1024px){.grid-dest{grid-template-columns:repeat(6,1fr)}}
.dest-card{display:block;min-width:0;overflow:hidden;border:1px solid var(--border-60);background:var(--gray-card);transition:transform .3s ease-out,border-color .3s ease-out}
.dest-card:hover{transform:translateY(-4px);border-color:rgba(27,138,90,.25)}
.dest-card .pic{aspect-ratio:4/3;overflow:hidden;background:var(--muted)}
.dest-card .pic img{height:100%;width:100%;object-fit:cover;transition:transform .3s}
.dest-card:hover .pic img{transform:scale(1.03)}
.dest-card .body{min-height:88px;background:var(--gray-card);padding:14px}
@media(min-width:640px){.dest-card .body{min-height:94px;padding:14px 16px}}
.dest-card h3{font-size:16px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(min-width:640px){.dest-card h3{font-size:18px}}
.dest-card p{margin-top:4px;font-size:12px;line-height:20px;color:var(--muted-fg);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(min-width:640px){.dest-card p{font-size:14px}}

.grid-3{margin-top:32px;display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){.grid-3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.grid-3{gap:24px}}
.content-card{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--border-60);background:#fff;transition:transform .3s ease-out,box-shadow .3s ease-out,border-color .3s ease-out}
.content-card:hover{transform:translateY(-5px);border-color:rgba(27,138,90,.25);box-shadow:var(--shadow-card-hover)}
/* 缩略图：完整显示全图（不裁剪、不遮挡） */
/* 缩略图：满格显示 —— 容器不固定比例，图片宽度 100%、高度按自身比例自适应
   任何尺寸的图片都无留白、无裁剪、无遮挡，卡片视觉上"图满格"
   max-height 防护：极端竖图不至于把卡片拉得过长（超限时完整居中显示） */
.content-card .pic{overflow:hidden;background:#EEF1F0;position:relative;display:block}
.content-card .pic img{display:block;width:100%;height:auto;max-height:520px;object-fit:contain;transition:transform .45s ease-out}
.content-card:hover .pic img{transform:scale(1.05)}

/* 封面标签（右上角，与叠加信息分开）
   注意：标题在左下角，标签放右上角避免遮挡 */
.content-card .tag{position:absolute;top:12px;right:12px;z-index:2;border-radius:9999px;background:rgba(2,6,24,.55);backdrop-filter:blur(4px);padding:4px 12px;font-size:11px;font-weight:600;color:#fff;letter-spacing:.05em}

/* 推荐角标（栏目页 / 首页置顶内容左上角标记） */
.content-card .pic.is-top::before,
.video-card.is-top::before,
.wiki-card.is-top::before{
  content:"推荐";position:absolute;top:12px;left:12px;z-index:3;
  border-radius:9999px;background:var(--primary);color:#fff;
  padding:4px 11px;font-size:11px;font-weight:700;letter-spacing:.06em;
  box-shadow:0 4px 12px rgba(27,138,90,.35)}
.wiki-card.is-top{border-color:rgba(27,138,90,.35)}

/* 封面底部渐变遮罩：保证叠加文字在任意图片上都清晰可读 */
.content-card .pic .scrim{position:absolute;inset:0;background:linear-gradient(to top,rgba(2,10,24,.88) 0%,rgba(2,10,24,.62) 38%,rgba(2,10,24,.14) 66%,rgba(2,10,24,0) 100%);transition:opacity .35s}
.content-card:hover .pic .scrim{opacity:.94}

/* 叠加信息层：标题 / 描述 / 时间 / 访问量 */
.content-card .overlay{position:absolute;inset-inline:0;bottom:0;display:flex;flex-direction:column;gap:7px;padding:16px 16px 15px;color:#fff;text-align:left}
.content-card .ov-title{font-size:var(--text-card-title);font-weight:700;letter-spacing:-.02em;line-height:1.32;color:#fff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  text-shadow:0 1px 8px rgba(0,0,0,.45)}
.content-card .ov-desc{font-size:13px;line-height:1.55;color:rgba(255,255,255,.82);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  text-shadow:0 1px 6px rgba(0,0,0,.4)}
.content-card .ov-meta{margin-top:2px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.75)}
.content-card .ov-meta .date{display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.content-card .ov-meta .views{display:inline-flex;align-items:center;gap:5px;white-space:nowrap}
.content-card .ov-meta .views svg{opacity:.85}
.content-card .ov-meta .views em{font-style:normal;font-weight:600}
.content-card .ov-meta .go{margin-left:auto;display:inline-flex;align-items:center;gap:4px;font-weight:600;color:#fff;
  opacity:0;transform:translateX(-4px);transition:opacity .3s ease-out,transform .3s ease-out;white-space:nowrap}
.content-card:hover .ov-meta .go{opacity:1;transform:translateX(0)}
.content-card .ov-meta .go svg{width:14px;height:14px}

/* 支持「文字在图片下方」的降级布局（供其它页面复用 .content-card 时保持兼容） */
.content-card .body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.content-card .body h3{font-size:var(--text-card-title);font-weight:700;letter-spacing:-.02em;line-height:1.35}
.content-card .body p{margin-top:8px;font-size:14px;line-height:1.65;color:var(--muted-fg);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.content-card .body .meta{margin-top:auto;padding-top:12px;display:flex;align-items:center;gap:14px;font-size:12px;color:var(--muted-fg)}
.content-card .body .meta b{color:var(--primary);font-weight:600}

/* ---------- 线路卡片（线路攻略专用） ---------- */
.route-grid{margin-top:32px}
.route-card{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--border-60);background:#fff;
  transition:transform .3s ease-out,box-shadow .3s ease-out,border-color .3s ease-out}
.route-card:hover{transform:translateY(-5px);border-color:rgba(27,138,90,.28);box-shadow:var(--shadow-card-hover)}

/* 封面：4/3 比例，左上角难度角标 */
.route-card .rt-pic{position:relative;display:block;overflow:hidden;background:#EEF1F0}
.route-card .rt-pic img{display:block;width:100%;height:auto;max-height:520px;object-fit:contain;transition:transform .45s ease-out}
.route-card:hover .rt-pic img{transform:scale(1.05)}

/* 难度等级角标：初级 · 单日 */
.route-card .rt-badge{position:absolute;top:12px;left:12px;z-index:2;display:inline-flex;align-items:center;
  border-radius:9999px;padding:5px 13px;font-size:11.5px;font-weight:700;letter-spacing:.04em;
  color:#fff;background:rgba(2,6,24,.62);backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.22)}

/* 推荐角标：与难度角标并排（推到右上角，避免重叠） */
.route-card .rt-recommend{position:absolute;top:12px;right:12px;z-index:3;display:inline-flex;align-items:center;
  border-radius:9999px;padding:5px 12px;font-size:11.5px;font-weight:700;letter-spacing:.05em;
  color:#fff;background:var(--primary);box-shadow:0 4px 12px rgba(27,138,90,.35)}

/* 信息区 */
.route-card .rt-body{display:flex;flex-direction:column;flex:1;padding:16px 18px 17px}
.route-card .rt-title{display:block;font-size:var(--text-card-title);font-weight:700;line-height:1.35;
  letter-spacing:-.015em;color:var(--fg)}
.route-card .rt-title .rt-km{margin-left:6px;font-style:normal;font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap}
.route-card:hover .rt-title{color:var(--primary)}

/* 时长 / 爬升 / 星级 一行 */
.route-card .rt-meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--border-60);
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted-fg)}
.route-card .rt-item{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;font-weight:600}
.route-card .rt-item i{display:inline-flex;color:var(--primary);opacity:.85}
.route-card .rt-item.rt-stars i{color:#E0A93B}
.route-card .rt-item.rt-desc{color:var(--muted-fg);font-weight:400;white-space:normal;line-height:1.55}

/* ---------- 视频卡片 ---------- */
.video-card{position:relative;display:block;overflow:hidden;aspect-ratio:16/9}
.video-card img{height:100%;width:100%;object-fit:cover;transition:transform .35s}
.video-card:hover img{transform:scale(1.04)}
.video-card .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.video-card .play span{display:flex;height:56px;width:56px;align-items:center;justify-content:center;border-radius:9999px;background:rgba(255,255,255,.9);color:var(--primary);box-shadow:0 6px 20px rgba(0,0,0,.25);transition:transform .25s,background-color .25s}
.video-card:hover .play span{transform:scale(1.1);background:var(--accent);color:#fff}
.video-card .vinfo{position:absolute;inset-inline:0;bottom:0;padding:40px 16px 14px;background:linear-gradient(to top,rgba(2,12,27,.85),transparent);color:#fff}
.video-card .vinfo h3{font-size:15px;font-weight:600}
.video-card .vinfo p{font-size:12px;color:rgba(255,255,255,.7);margin-top:2px}
.grid-video{margin-top:32px;display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.grid-video{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.grid-video{grid-template-columns:repeat(3,1fr);gap:24px}}

/* ---------- 百科条目卡 ---------- */
.wiki-grid{margin-top:28px;display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.wiki-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.wiki-grid{grid-template-columns:repeat(4,1fr)}}
.wiki-card{display:block;border:1px solid var(--border-60);background:#fff;padding:24px;cursor:pointer;transition:transform .3s,border-color .3s,box-shadow .3s,background-color .3s}
.wiki-card:hover{transform:translateY(-4px);border-color:rgba(27,138,90,.3);box-shadow:var(--shadow-card);background:#F8FBF9}
.wiki-card:hover h3{color:var(--primary)}
.wiki-card .ico{display:flex;height:44px;width:44px;align-items:center;justify-content:center;border-radius:10px;background:rgba(27,138,90,.12);color:var(--primary);transition:background-color .3s,color .3s,transform .3s}
.wiki-card:hover .ico{background:var(--primary);color:#fff;transform:scale(1.06)}
.wiki-card .ico svg{transition:transform .3s}
.wiki-card:hover .ico svg{transform:rotate(-6deg) scale(1.06)}
.wiki-card h3{margin-top:14px;font-size:17px;font-weight:700;transition:color .3s}
.wiki-card p{margin-top:6px;font-size:13px;line-height:1.6;color:var(--muted-fg)}
.wiki-card .go{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--primary)}
.wiki-card .go svg{transition:transform .25s}
.wiki-card:hover .go svg{transform:translateX(4px)}

/* ---------- 双栏特写（关于我们） ---------- */
.split{display:grid;overflow:hidden;border:1px solid var(--border);grid-template-columns:1fr}
@media(min-width:1024px){.split{grid-template-columns:45% 55%}}
.split .left{min-height:360px;background:var(--gray-card);padding:32px;display:flex;flex-direction:column;justify-content:center}
@media(min-width:1024px){.split .left{padding:48px}}
.split .left .eyebrow{color:var(--primary)}
.split .left h2{margin-top:10px;font-size:clamp(1.6rem,2.4vw,2.2rem);font-weight:700;line-height:1.25}
.split .left p{margin-top:16px;line-height:1.85;color:var(--muted-fg)}
.split .facts{margin-top:24px;display:flex;flex-wrap:wrap;gap:20px;font-size:13px;font-weight:600;color:var(--fg)}
.split .facts span{display:inline-flex;align-items:center;gap:6px}
.split .facts svg{color:var(--primary)}
.split .right{min-height:280px}
@media(min-width:1024px){.split .right{min-height:440px}}
.split .right img{height:100%;width:100%;object-fit:cover}

/* ---------- 数据统计条 ---------- */
.stats-bar{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:36px}
@media(min-width:768px){.stats-bar{grid-template-columns:repeat(4,1fr)}}
.stat{border-left:2px solid var(--primary);padding-left:14px}
.stat b{display:block;font-size:clamp(1.6rem,2.4vw,2.2rem);font-weight:800;line-height:1.2;color:var(--fg)}
.stat span{font-size:13px;color:var(--muted-fg)}

/* ---------- 分页 ---------- */
.pager{margin-top:36px;display:flex;justify-content:center;gap:8px}
.pager a,.pager span{display:inline-flex;height:38px;min-width:38px;align-items:center;justify-content:center;border-radius:var(--radius-md);border:1px solid var(--border-70);padding-inline:12px;font-size:14px;font-weight:600;color:var(--muted-fg)}
.pager .is-current{background:var(--primary);border-color:var(--primary);color:#fff}
.pager a:hover{border-color:var(--primary);color:var(--primary)}

/* ---------- 关于我们：信念标题 ---------- */
.belief-section{position:relative;overflow:hidden;background:#FBFDFC}
.topo-layer{position:absolute;inset:0;background-image:url("../img/topo-lines.png");background-repeat:repeat;background-size:1280px auto;background-position:center top;opacity:.75;pointer-events:none}
.belief-section::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 50% 40%,rgba(251,253,252,.55),rgba(251,253,252,.92) 68%);pointer-events:none}
.belief-inner{position:relative;z-index:2}
.belief{max-width:820px;margin:0 auto 56px;text-align:center}
.belief h2{font-size:clamp(1.5rem,3.4vw,2.1rem);font-weight:700;line-height:1.3;margin-bottom:.7em;letter-spacing:-.01em}
.belief p{font-size:clamp(1rem,1.3vw,1.05rem);line-height:1.95;color:var(--muted-fg)}

/* ---------- 关于我们：户外原则 ---------- */
.principle-grid{margin-top:28px;display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.principle-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.principle-grid{grid-template-columns:repeat(4,1fr)}}
.principle{position:relative;border-top:2px solid var(--primary);padding:18px 0 0;cursor:pointer;transition:transform .3s ease-out}
.principle::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--accent);transition:width .35s cubic-bezier(.22,1,.36,1)}
.principle:hover{transform:translateY(-4px)}
.principle:hover::after{width:100%}
.principle h3{font-size:17px;font-weight:700;display:flex;align-items:baseline;gap:8px;transition:color .3s}
.principle:hover h3{color:var(--primary)}
.principle h3 span{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--primary);transition:transform .3s}
.principle:hover h3 span{transform:scale(1.12)}
.principle p{margin-top:10px;font-size:13.5px;line-height:1.75;color:var(--muted-fg)}

/* ---------- 投稿表单 ---------- */
.contribute-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:1024px){.contribute-grid{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:48px;align-items:start}}
.contribute-form{margin-top:28px}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13.5px;font-weight:600;color:rgba(2,6,24,.75);margin-bottom:7px}
.form-group label .req,.form-tip .req{color:#C2703F;font-weight:700}
.form-control{width:100%;padding:11px 15px;border:1.5px solid rgba(2,6,24,.14);border-radius:var(--radius-md);background:#F8FAF9;color:var(--fg);font-family:inherit;font-size:15px;line-height:1.5;transition:border-color .2s,background-color .2s,box-shadow .2s}
.form-control::placeholder{color:rgba(98,116,142,.75)}
.form-control:focus{outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(27,138,90,.12)}
textarea.form-control{resize:vertical;min-height:140px;line-height:1.7}
/* 验证码：图形与输入框并排 */
.captcha-row{display:flex;align-items:center;gap:12px}
.captcha-box{flex-shrink:0;line-height:0;border-radius:var(--radius-md);overflow:hidden;border:1.5px solid rgba(2,6,24,.14)}
.captcha-row .form-control{flex:1;min-width:0}
.btn-primary-form{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding-inline:30px;border:0;border-radius:var(--radius-md);background:var(--primary);color:#fff;font-family:inherit;font-size:15px;font-weight:600;letter-spacing:.06em;box-shadow:0 4px 16px rgba(27,138,90,.28);transition:background-color .2s,transform .2s,box-shadow .2s}
.btn-primary-form:hover{background:var(--accent);transform:translateY(-2px);box-shadow:0 8px 24px rgba(27,138,90,.34)}
.btn-primary-form svg{transition:transform .2s}
.btn-primary-form:hover svg{transform:translateX(4px)}
.form-tip{margin-top:14px;font-size:12.5px;color:var(--muted-fg);line-height:1.7}
.contribute-notice{border:1px solid var(--border-60);background:#F6F7F8;padding:28px;border-radius:var(--radius-md)}
.contribute-notice h3{font-size:17px;font-weight:700}
.contribute-notice ul{margin-top:16px;display:grid;gap:11px}
.contribute-notice li{position:relative;padding-left:20px;font-size:14px;line-height:1.7;color:var(--muted-fg)}
.contribute-notice li::before{content:"";position:absolute;left:0;top:9px;height:7px;width:7px;border-radius:50%;background:var(--primary)}
.notice-contact{margin-top:24px;border-top:1px solid var(--border);padding-top:20px}
.notice-contact h4{font-size:14px;font-weight:700}
.notice-contact p{margin-top:10px;font-size:13.5px;line-height:1.7;color:var(--muted-fg)}
.notice-contact .lbl{display:block;font-size:12px;color:rgba(98,116,142,.8)}
.notice-contact a{color:var(--primary);font-weight:600}
.notice-contact a:hover{text-decoration:underline}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer-bg);color:rgba(255,255,255,.7)}
.site-footer .inner{padding-block:40px}
@media(min-width:1024px){.site-footer .inner{padding-block:48px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:1024px){.footer-grid{grid-template-columns:minmax(0,.8fr) minmax(0,1fr) minmax(22rem,1.35fr);gap:48px}}
/* 四栏页脚（1.6 : 1 : 1 : 1） */
.footer-grid-4{gap:36px}
@media(min-width:640px){.footer-grid-4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid-4{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-top:8px}}
.footer-about p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62)}
.footer-slogan{margin-top:10px;color:var(--accent) !important;letter-spacing:.12em;font-size:13px !important}
.brand-footer{margin-bottom:18px}
.footer-list{margin-top:0}
.footer-list li{margin-bottom:11px}
.footer-list a,.footer-list span{font-size:14px;color:rgba(255,255,255,.68);transition:color .2s,padding-left .2s}
.footer-list a:hover{color:var(--accent);padding-left:4px}
.site-footer .logo .logo-cn,.site-footer .logo .logo-en{color:#fff !important}
.site-footer .tagline{margin-top:14px;max-width:320px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.6)}
.site-footer h4{font-size:14px;font-weight:600;color:#fff}
.site-footer .col-intro{margin-top:10px;max-width:560px;font-size:12px;line-height:1.7;color:rgba(255,255,255,.45)}
.site-footer .contact{margin-top:14px;display:grid;gap:18px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.6)}
.site-footer .contact .lbl{color:rgba(255,255,255,.45)}
.site-footer .contact a:hover{color:var(--primary)}
.site-footer .phones{display:grid;grid-template-columns:1fr;gap:8px 16px}
@media(min-width:640px){.site-footer .phones{grid-template-columns:repeat(2,1fr)}}
.site-footer .phones .lbl{display:block;font-size:12px;color:rgba(255,255,255,.4)}
.site-footer .phones b{font-weight:500;color:rgba(255,255,255,.8)}
.site-footer .qr-grid{margin-top:20px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:420px}
@media(min-width:640px){.site-footer .qr-grid{gap:16px}}
.qr-item{display:flex;flex-direction:column;align-items:center}
.qr-box{display:flex;aspect-ratio:1;width:70px;align-items:center;justify-content:center;border-radius:8px;background:#fff;padding:6px;box-shadow:0 1px 4px rgba(0,0,0,.2)}
@media(min-width:640px){.qr-box{width:80px}}
.qr-item h5{margin-top:8px;font-size:12px;font-weight:600;color:#fff;line-height:20px}
.qr-item p{margin-top:2px;font-size:10px;line-height:16px;color:rgba(255,255,255,.45);text-align:center}
.legal-row{margin-top:36px;display:flex;flex-direction:column;gap:16px;border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-size:12px;color:rgba(255,255,255,.45)}
@media(min-width:640px){.legal-row{flex-direction:row;align-items:center;justify-content:space-between}}
.legal-row a:hover{color:var(--primary);text-decoration:underline}
.legal-row .links{display:flex;gap:20px}

/* ---------- 滚动显现 ---------- */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .6s cubic-bezier(.22,1,.36,1),transform .6s cubic-bezier(.22,1,.36,1)}
.reveal.is-revealed{opacity:1;transform:none}
.reveal-d1{transition-delay:.1s}.reveal-d2{transition-delay:.19s}.reveal-d3{transition-delay:.28s}.reveal-d4{transition-delay:.37s}.reveal-d5{transition-delay:.46s}
@media(max-width:767px){.reveal{transform:translateY(20px);transition-duration:.5s}}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- 首页品牌特写（参考 hikingbaby #about） ---------- */
.brand-split{display:grid;grid-template-columns:1fr;gap:clamp(28px,5vw,56px);align-items:center}
@media(min-width:900px){.brand-split{grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,80px)}}
.brand-pic{border-radius:20px;overflow:hidden;aspect-ratio:16/10;order:-1;box-shadow:0 20px 50px rgba(13,59,46,.18)}
@media(min-width:900px){.brand-pic{aspect-ratio:4/5;order:0}}
.brand-pic img{width:100%;height:100%;object-fit:cover;display:block}
.brand-label{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.3em;color:var(--primary);padding:5px 14px;background:rgba(27,138,90,.09);border-radius:100px;margin-bottom:16px}
.brand-text h2{font-size:clamp(1.5rem,2.8vw,2.25rem);font-weight:700;line-height:1.3;color:var(--ink,#0d3b2e);margin-bottom:20px}
.brand-text p{font-size:15px;line-height:1.85;color:var(--muted-fg);margin-bottom:16px}
.brand-facts{margin-top:22px;display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;font-weight:600;color:var(--primary)}
.brand-facts span{display:inline-flex;align-items:center;gap:6px}
.brand-stats{display:flex;gap:clamp(24px,4vw,40px);margin-top:28px;flex-wrap:wrap}
.brand-stat .num{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;color:var(--primary);line-height:1.1}
.brand-stat .label{margin-top:4px;font-size:13px;color:var(--muted-fg)}

/* ---------- 首页品牌故事（纯文字） ---------- */
.story-wrap{max-width:760px;margin:0 auto}
.story-label{display:flex;align-items:center;gap:12px;font-size:13px;font-weight:700;letter-spacing:.28em;color:var(--primary)}
.story-label .dash{display:inline-block;width:34px;height:2px;background:var(--primary);border-radius:2px}
.story-title{margin-top:18px;font-size:clamp(1.9rem,4vw,2.8rem);font-weight:800;line-height:1.25;letter-spacing:.04em;color:var(--ink,#0d3b2e)}
.story-quote-mark{margin-top:18px;font-family:Georgia,'Times New Roman',serif;font-size:84px;line-height:.6;font-weight:800;color:var(--ink,#0d3b2e);user-select:none}
.story-lead{margin-top:26px;font-size:16.5px;line-height:2;color:var(--fg);font-weight:500}
.story-wrap p:not(.story-lead):not(.story-sign){margin-top:16px;font-size:15px;line-height:1.95;color:var(--muted-fg)}
.story-sign{margin-top:28px;font-size:13.5px;font-weight:600;color:var(--primary);text-align:right}

/* ---------- 顶部 LOGO 放大（参考 tububang 效果） ---------- */
.logo svg{height:42px;width:auto;transition:height .3s}
@media(min-width:1280px){.logo svg{height:46px}}
@media(max-width:767px){.logo svg{height:36px}}
.is-scrolled .logo svg{height:38px}
@media(min-width:1280px){.is-scrolled .logo svg{height:42px}}
.logo{gap:2px}

/* ===== 分页器补充 ===== */
.pager .is-dots{color:var(--muted);padding:0 4px}
/* ===== 内容详情页 ===== */
.article-wrap{max-width:820px;margin:0 auto}
.article-head{margin-bottom:28px}
.article-head .tagline{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:700;font-size:14px;letter-spacing:.5px;margin-bottom:14px}
.article-head h1{font-size:clamp(26px,4vw,40px);line-height:1.25;font-weight:900;color:var(--fg);margin:0 0 14px}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;color:var(--primary);font-size:14px;font-weight:600}
.article-meta>span{display:inline-flex;align-items:center;gap:6px}
.article-meta>span+span{position:relative}
.article-meta .meta-views{color:var(--primary);font-weight:700}
.article-cover{border-radius:18px;overflow:hidden;margin-bottom:32px;box-shadow:0 18px 44px rgba(2,6,24,.1)}
.article-cover img{width:100%;display:block}
.article-body{font-size:16.5px;line-height:1.95;color:#26313a}
.article-body h2{font-size:24px;font-weight:800;margin:36px 0 14px;color:var(--fg)}
.article-body h3{font-size:19px;font-weight:800;margin:28px 0 12px;color:var(--fg);position:relative;padding-left:14px}
.article-body h3::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--primary)}
.article-body p{margin:0 0 18px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body li{margin-bottom:9px}
.article-body blockquote{margin:26px 0;padding:18px 22px;border-left:4px solid var(--primary);background:var(--gray-section);border-radius:0 12px 12px 0;color:#33424e;font-style:normal}
.article-body img{max-width:100%;height:auto;border-radius:12px;margin:10px 0}
.article-body video{display:block;width:100%;max-width:100%;height:auto;margin:18px 0;border-radius:12px;background:#000}
.article-body a{color:var(--primary);text-decoration:underline}
/* 正文附件下载卡片（覆盖 .article-body a 的下划线） */
.article-body a.rte-file{display:flex;align-items:center;gap:14px;margin:18px 0;padding:14px 18px;border:1px solid rgba(2,6,24,.1);border-radius:12px;background:#F7FAF9;text-decoration:none;color:var(--fg);transition:border-color .25s,background-color .25s,box-shadow .25s,transform .25s}
.article-body a.rte-file:hover{border-color:var(--primary);background:#F1F8F4;box-shadow:0 6px 22px rgba(27,138,90,.12);transform:translateY(-1px)}
.article-body .rte-file-ico{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-width:50px;height:34px;padding:0 9px;border-radius:8px;background:var(--primary);color:#fff;font-size:11.5px;font-weight:800;letter-spacing:.6px;line-height:1}
.article-body .rte-file-name{flex:1;min-width:0;font-size:15px;font-weight:600;line-height:1.5;word-break:break-all;text-decoration:none}
.article-body .rte-file-go{flex-shrink:0;font-size:13px;font-weight:700;color:var(--primary);white-space:nowrap}
@media(max-width:640px){
  .article-body a.rte-file{gap:11px;padding:12px 14px}
  .article-body .rte-file-ico{min-width:42px;height:30px;font-size:10.5px}
  .article-body .rte-file-name{font-size:14px}
  .article-body .rte-file-go{display:none}
}
.article-foot{margin-top:44px;padding-top:26px;border-top:1px solid rgba(2,6,24,.08);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.article-nav{display:flex;gap:12px;flex-wrap:wrap}
.article-nav a{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border-radius:999px;background:var(--gray-section);color:var(--fg);font-size:14px;font-weight:600;text-decoration:none;transition:.25s}
.article-nav a:hover{background:var(--primary);color:#fff}
.article-video{margin-bottom:32px;border-radius:18px;overflow:hidden;background:#000}
.article-video video{width:100%;display:block}
/* 空状态 */
.empty-state{padding:70px 20px;text-align:center;color:var(--muted)}
.empty-state svg{opacity:.35;margin-bottom:14px}
/* 表单提示 */
.form-alert{padding:13px 18px;border-radius:12px;font-size:14.5px;margin-bottom:20px}
.form-alert.ok{background:rgba(27,138,90,.1);color:#146c47;border:1px solid rgba(27,138,90,.28)}
.form-alert.err{background:rgba(220,50,50,.08);color:#a52222;border:1px solid rgba(220,50,50,.25)}

/* ===== 浏览器滚动条（主题双色：绿色滑块 + 浅灰轨道） ===== */
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:#EEF2F0}
::-webkit-scrollbar-thumb{background:var(--primary);border-radius:8px;border:3px solid #EEF2F0}
::-webkit-scrollbar-thumb:hover{background:var(--accent)}
::-webkit-scrollbar-corner{background:#EEF2F0}
/* Firefox */
*{scrollbar-width:thin;scrollbar-color:var(--primary) #EEF2F0}

/* ===== 内容卡片「图下信息区」细节（配合完整显示缩略图） ===== */
.content-card .body .meta .date{display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.content-card .body .meta .views{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;color:var(--primary)}
.content-card .body .meta .views em{font-style:normal;font-weight:600}
.content-card .body .meta .go{margin-left:auto;display:inline-flex;align-items:center;gap:4px;font-weight:600}
.content-card .body .meta .go svg{width:14px;height:14px;transition:transform .25s}
.content-card:hover .body .meta .go svg{transform:translateX(3px)}