/* roulang page: index */
:root{
  --ink:#103A2E;
  --ink-deep:#08221B;
  --lava:#E2572B;
  --lava-deep:#C4461F;
  --pine:#2C6B57;
  --sand:#F7F5F0;
  --card:#FFFFFF;
  --line:#E2DFD6;
  --text:#1B1E1C;
  --muted:#6E756F;
  --radius-lg:12px;
  --radius-md:10px;
  --radius-sm:8px;
  --shadow:0 8px 24px rgba(16,58,46,.08);
  --shadow-hover:0 14px 32px rgba(16,58,46,.14);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',SimSun,serif;
  --sans:'Noto Sans SC','PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:17px;line-height:1.9;color:var(--text);background:var(--sand);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:var(--ink);text-decoration:none}
a:hover{color:var(--pine)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;line-height:1.3;color:var(--ink)}
p{margin:0}
button{font-family:inherit}
input,select{font-family:inherit}
::selection{background:rgba(226,87,43,.18)}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
.section{padding:88px 0}
.section--tight{padding-top:0}

/* ===== 顶部工具条 ===== */
.topbar{background:var(--ink-deep);color:rgba(255,255,255,.72);font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:38px;padding-top:6px;padding-bottom:6px}
.topbar__notice{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__notice i{color:#6FBF9B;font-size:9px}
.topbar__links{display:flex;align-items:center;gap:18px;white-space:nowrap}
.topbar__links a{color:rgba(255,255,255,.82)}
.topbar__links a:hover{color:#fff}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:100;background:#fff;transition:box-shadow .25s ease,border-color .25s ease;border-bottom:1px solid transparent}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(16,58,46,.10);border-bottom-color:var(--line)}
.header__main{display:flex;align-items:center;gap:22px;padding-top:16px;padding-bottom:16px;transition:padding .25s ease}
.site-header.is-stuck .header__main{padding-top:8px;padding-bottom:8px}
.brand{display:flex;flex-direction:column;line-height:1.1;flex:0 0 auto}
.brand__mark{font-family:var(--serif);font-size:24px;font-weight:700;color:var(--ink);letter-spacing:1px}
.brand__sub{font-size:12px;letter-spacing:5px;color:var(--pine);margin-top:5px}
.nav-search{flex:1 1 auto;max-width:520px;margin:0 auto;display:flex;align-items:center;gap:10px;background:var(--sand);border:1px solid var(--line);border-radius:999px;padding:5px 6px 5px 18px;transition:border-color .22s,box-shadow .22s,transform .22s}
.nav-search:focus-within{border-color:var(--lava);box-shadow:0 0 0 3px rgba(226,87,43,.15);transform:scale(1.01)}
.nav-search i{color:var(--muted);font-size:14px}
.nav-search input[type=search]{flex:1;border:0;background:transparent;box-shadow:none;outline:none;font-size:15px;color:var(--text);padding:8px 0;margin:0;height:auto}
.nav-search input[type=search]::placeholder{color:#9AA09A}
.nav-search__btn{border:0;background:var(--lava);color:#fff;border-radius:999px;padding:9px 20px;font-size:14px;letter-spacing:.5px;cursor:pointer;transition:background .2s,transform .2s}
.nav-search__btn:hover{background:var(--lava-deep)}
.nav-search__btn:active{transform:translateY(1px)}
.header__cta{flex:0 0 auto;margin-left:auto}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;color:var(--ink);font-size:17px;cursor:pointer;transition:.2s}
.nav-toggle:hover{border-color:var(--pine);color:var(--pine)}
.header__nav{border-top:1px solid var(--line)}
.header__nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:10px;padding-bottom:10px}
.nav-pills{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;padding:7px 18px;border-radius:999px;font-size:14px;color:var(--muted);border:1px solid transparent;transition:.2s}
.pill:hover{color:var(--ink);background:rgba(44,107,87,.08)}
.pill.is-active{background:var(--ink);color:#fff}
.pill.is-active:hover{background:var(--ink-deep);color:#fff}
.header__status{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--muted)}
.header__status i{color:#4BA57F;font-size:8px}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--radius-sm);padding:13px 26px;font-size:15px;font-weight:500;line-height:1.2;cursor:pointer;text-align:center;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s}
.btn:focus-visible{outline:2px solid var(--lava);outline-offset:2px}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--ink);color:#fff}
.btn--primary:hover{background:var(--pine);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn--lava{background:var(--lava);color:#fff}
.btn--lava:hover{background:var(--lava-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(196,70,31,.28)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-2px)}
.btn--ghost-light{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.4)}
.btn--ghost-light:hover{background:rgba(255,255,255,.18);color:#fff}
.btn--outline{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--outline:hover{background:rgba(44,107,87,.08);border-color:var(--pine);color:var(--pine)}
.btn.is-on{background:var(--pine);border-color:var(--pine);color:#fff}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:var(--ink)}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;background-color:var(--ink)}
.hero__mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(16,58,46,.95) 0%,rgba(16,58,46,.84) 42%,rgba(8,34,27,.46) 100%)}
.hero__inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:center;padding-top:84px;padding-bottom:92px}
.hero__content{max-width:580px}
.hero__eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:2px;color:rgba(255,255,255,.75);margin-bottom:18px}
.hero__eyebrow::before{content:"";width:28px;height:2px;background:var(--lava)}
.hero h1{font-size:clamp(30px,4vw,46px);line-height:1.26;color:#fff;letter-spacing:.5px}
.hero__lead{margin-top:18px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.84);max-width:520px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:30px;font-size:13px;color:rgba(255,255,255,.6)}
.hero__tags a{color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:5px 14px;transition:.2s}
.hero__tags a:hover{background:var(--lava);border-color:var(--lava);color:#fff}
.hero__card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 22px 48px rgba(0,0,0,.30);transform:translateY(16px)}
.hero__card-cover{position:relative;aspect-ratio:16/9;background:#E2DFD6;overflow:hidden}
.hero__card-cover img{width:100%;height:100%;object-fit:cover}
.hero__card-no{position:absolute;left:14px;bottom:-18px;width:48px;height:48px;border-radius:50%;background:var(--lava);color:#fff;display:grid;place-items:center;font-family:var(--serif);font-size:18px;box-shadow:0 8px 18px rgba(196,70,31,.35)}
.hero__card-body{padding:26px 22px 22px}
.hero__card-kicker{font-size:12px;letter-spacing:2px;color:var(--lava)}
.hero__card-title{font-family:var(--serif);font-size:21px;color:var(--ink);margin-top:6px}
.hero__card-meta{font-size:13px;color:var(--muted);margin-top:8px}

/* ===== 检索强化条 ===== */
.searchbar-band{background:#fff;border-bottom:1px solid var(--line);padding:26px 0}
.searchbar-band__inner{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.big-search{flex:1 1 420px;display:flex;align-items:center;gap:12px;background:var(--sand);border:1px solid var(--line);border-radius:999px;padding:6px 6px 6px 20px;transition:border-color .22s,box-shadow .22s}
.big-search:focus-within{border-color:var(--lava);box-shadow:0 0 0 3px rgba(226,87,43,.14)}
.big-search i{color:var(--muted);font-size:15px}
.big-search input[type=search]{flex:1;border:0;background:transparent;box-shadow:none;outline:none;font-size:15px;color:var(--text);padding:9px 0;margin:0;height:auto}
.big-search input[type=search]::placeholder{color:#9AA09A}
.searchbar-band__side{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.searchbar-band__side label{font-size:13px;color:var(--muted)}
.mini-select{border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;color:var(--ink);font-size:14px;padding:10px 34px 10px 14px;margin:0;height:auto;cursor:pointer;transition:border-color .2s}
.mini-select:focus{border-color:var(--lava);outline:none;box-shadow:0 0 0 3px rgba(226,87,43,.14)}
.chip{display:inline-flex;align-items:center;padding:8px 16px;border-radius:999px;background:rgba(44,107,87,.08);color:var(--pine);font-size:13px;transition:.2s}
.chip:hover{background:var(--pine);color:#fff}

/* ===== 数据条 ===== */
.stats{padding:48px 0 0}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:28px 26px}
.stat{display:flex;flex-direction:column;gap:6px;padding-left:18px;border-left:2px solid rgba(226,87,43,.25)}
.stat:first-child{border-left-color:var(--lava)}
.stat__num{font-family:var(--serif);font-size:34px;line-height:1;color:var(--ink)}
.stat__label{font-size:13px;color:var(--muted)}

/* ===== 板块标题 ===== */
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:36px;margin-bottom:42px;flex-wrap:wrap}
.section__kicker{font-size:13px;letter-spacing:2px;color:var(--lava);font-weight:600;margin-bottom:10px}
.section__title{font-size:clamp(24px,2.6vw,30px);line-height:1.35}
.section__desc{max-width:430px;font-size:15px;line-height:1.85;color:var(--muted)}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--pine);padding-bottom:3px;border-bottom:1px solid transparent;transition:.2s}
.link-more:hover{color:var(--lava);border-bottom-color:var(--lava)}

/* ===== 合集目录 ===== */
.catalog{border-top:1px solid var(--line)}
.catalog__row{display:grid;grid-template-columns:64px 96px minmax(0,1fr) 48px;align-items:center;gap:24px;padding:20px 16px;border-bottom:1px solid var(--line);transition:background .25s}
.catalog__row:hover{background:#fff}
.catalog__num{font-family:var(--serif);font-size:44px;line-height:1;color:rgba(16,58,46,.16);-webkit-text-stroke:1px rgba(16,58,46,.42);transition:.25s}
.catalog__row:hover .catalog__num{color:rgba(226,87,43,.18);-webkit-text-stroke-color:rgba(226,87,43,.7)}
.catalog__thumb{width:96px;height:72px;border-radius:var(--radius-md);overflow:hidden;background:#E2DFD6}
.catalog__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.catalog__row:hover .catalog__thumb img{transform:scale(1.05)}
.catalog__title{font-family:var(--serif);font-size:20px;color:var(--ink);display:block}
.catalog__excerpt{display:block;font-size:14px;color:var(--muted);margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.catalog__meta{display:block;font-size:13px;color:#9AA09A;margin-top:6px}
.catalog__arrow{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink);font-size:14px;transition:.25s}
.catalog__row:hover .catalog__arrow{background:var(--lava);border-color:var(--lava);color:#fff;transform:translateX(4px)}

/* ===== 精选卡片 ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CFD8CE}
.card--wide{grid-column:span 2}
.card__link{display:block;color:inherit;height:100%}
.card__cover{position:relative;aspect-ratio:16/9;background:#E2DFD6;overflow:hidden}
.card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card__cover img{transform:scale(1.04)}
.card__badge{position:absolute;left:12px;top:12px;background:var(--pine);color:#fff;font-size:12px;letter-spacing:.5px;padding:4px 10px;border-radius:6px}
.card__body{padding:20px 22px 22px}
.card__title{font-size:20px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__excerpt{margin-top:10px;font-size:14px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:#9AA09A}
.card__more{display:inline-flex;align-items:center;gap:6px;color:var(--pine);transition:.2s}
.card:hover .card__more{color:var(--lava)}

/* ===== 最新信息 ===== */
.latest-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.latest-item{position:relative;display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px 62px 22px 24px;transition:transform .25s,box-shadow .25s,border-color .25s}
.latest-item:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#CFD8CE}
.latest-item__meta{display:flex;align-items:center;gap:12px;font-size:13px;color:#9AA09A;margin-bottom:10px}
.latest-item__cat{background:rgba(44,107,87,.10);color:var(--pine);border-radius:6px;padding:2px 10px;font-size:12px}
.latest-item__title{font-size:18px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.latest-item:hover .latest-item__title{color:var(--pine)}
.latest-item__excerpt{margin-top:8px;font-size:14px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.latest-item__arrow{position:absolute;right:22px;top:50%;transform:translateY(-50%);width:38px;height:38px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink);font-size:13px;transition:.25s}
.latest-item:hover .latest-item__arrow{background:var(--lava);border-color:var(--lava);color:#fff}
.empty-state{grid-column:1/-1;background:#FFFFFF;border:1px dashed var(--line);border-radius:var(--radius-lg);padding:40px 24px;text-align:center;color:var(--muted);font-size:15px}
.empty-state .btn{margin-top:18px}

/* ===== 相关推荐轨道 ===== */
.rail{display:flex;gap:20px;overflow-x:auto;padding:4px 20px 20px;max-width:1200px;margin:0 auto;scroll-snap-type:x mandatory;scrollbar-width:thin}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:#D6D3C8;border-radius:999px}
.rail__item{flex:0 0 268px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:transform .25s,box-shadow .25s}
.rail__item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.rail__cover{aspect-ratio:16/10;background:#E2DFD6;overflow:hidden}
.rail__cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.rail__item:hover .rail__cover img{transform:scale(1.05)}
.rail__body{padding:16px 18px 18px}
.rail__cat{font-size:12px;color:var(--pine);letter-spacing:.5px}
.rail__title{margin-top:8px;font-size:16px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== CTA 条带 ===== */
.cta-band{position:relative;overflow:hidden;background:var(--ink);padding:64px 0}
.cta-band::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 1px,transparent 1px 14px);pointer-events:none}
.cta-band__inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-band__title{font-size:clamp(22px,2.4vw,28px);color:#fff}
.cta-band__desc{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.74);max-width:520px}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap}

/* ===== FAQ ===== */
.faq__wrap{max-width:900px}
.section__head--center{flex-direction:column;align-items:center;text-align:center;gap:0}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:transparent;border:0;padding:22px 4px;font-family:var(--serif);font-size:18px;font-weight:600;color:var(--ink);text-align:left;cursor:pointer;transition:color .2s}
.faq-q:hover{color:var(--pine)}
.faq-q:focus-visible{outline:2px solid var(--lava);outline-offset:2px}
.faq-q i{color:var(--lava);font-size:14px;transition:transform .28s ease;flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease}
.faq-a__inner{overflow:hidden}
.faq-a p{padding:0 4px 24px;font-size:15px;line-height:1.85;color:var(--muted)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}

/* ===== 页脚 ===== */
.footer-top{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:28px 0;flex-wrap:wrap}
.to-top{display:inline-flex;align-items:center;gap:8px;background:transparent;border:1px solid var(--line);border-radius:999px;padding:8px 18px;font-size:13px;color:var(--muted);cursor:pointer;transition:.2s}
.to-top:hover{color:var(--ink);border-color:var(--pine);transform:translateY(-2px)}
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1.1fr 1.4fr;gap:40px;padding-bottom:48px}
.footer__brand{font-family:var(--serif);font-size:22px;color:#fff;letter-spacing:1px}
.footer__brand-sub{font-size:12px;letter-spacing:4px;color:#7FBFA4;margin-top:6px}
.footer__intro{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px}
.footer-search{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:4px 4px 4px 16px;margin-top:20px;max-width:320px;transition:.2s}
.footer-search:focus-within{border-color:var(--lava);box-shadow:0 0 0 3px rgba(226,87,43,.2)}
.footer-search input[type=search]{flex:1;border:0;background:transparent;box-shadow:none;outline:none;color:#fff;font-size:14px;padding:7px 0;margin:0;height:auto}
.footer-search input[type=search]::placeholder{color:rgba(255,255,255,.45)}
.footer-search button{width:34px;height:34px;border-radius:50%;border:0;background:var(--lava);color:#fff;display:grid;place-items:center;cursor:pointer;font-size:13px;transition:.2s}
.footer-search button:hover{background:var(--lava-deep)}
.footer__col-title{font-size:14px;color:#fff;letter-spacing:1px;margin-bottom:16px;font-family:var(--serif)}
.footer__links{display:flex;flex-direction:column;gap:11px;font-size:14px}
.footer__links a{color:rgba(255,255,255,.66);transition:.2s}
.footer__links a:hover{color:#fff;padding-left:3px}
.footer__text{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62)}
.footer__text strong{color:#fff;font-weight:500}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}
.footer__bottom-links{display:flex;gap:18px}
.footer__bottom-links a{color:rgba(255,255,255,.5)}
.footer__bottom-links a:hover{color:#fff}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .hero__inner{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
  .stats__grid{grid-template-columns:repeat(4,1fr);gap:14px;padding:24px 20px}
  .stat__num{font-size:30px}
}
@media (max-width:991px){
  .header__main{flex-wrap:wrap;gap:14px;padding-top:14px;padding-bottom:14px}
  .nav-toggle{display:inline-flex;order:2;margin-left:auto}
  .nav-search{display:none;order:3;width:100%;max-width:none;margin:0}
  .header__cta{display:none}
  .header__nav{display:none}
  .site-header.is-open .nav-search{display:flex}
  .site-header.is-open .header__nav{display:block}
  .header__nav-inner{flex-direction:column;align-items:flex-start;gap:12px;padding-top:14px;padding-bottom:16px}
  .nav-pills{flex-direction:column;align-items:stretch;width:100%}
  .pill{justify-content:center}
  .hero__inner{grid-template-columns:1fr;padding-top:64px;padding-bottom:72px;gap:36px}
  .hero__card{max-width:380px;transform:none}
  .searchbar-band__inner{gap:16px}
  .big-search{flex:1 1 100%}
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:repeat(2,1fr)}
  .card--wide{grid-column:span 2}
  .latest-grid{grid-template-columns:1fr}
  .catalog__row{grid-template-columns:52px 80px minmax(0,1fr) 44px;gap:18px}
  .catalog__num{font-size:36px}
  .catalog__thumb{width:80px;height:60px}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band__inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:767px){
  body{font-size:16px}
  .section{padding:56px 0}
  .section--tight{padding-top:0}
  .section__head{margin-bottom:28px;gap:16px}
  .hero h1{font-size:30px}
  .hero__lead{font-size:16px}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{width:100%}
  .hero__tags{gap:8px}
  .catalog__row{grid-template-columns:40px minmax(0,1fr) 40px;gap:14px;padding:16px 6px}
  .catalog__thumb{display:none}
  .catalog__num{font-size:30px}
  .catalog__excerpt{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
  .catalog__arrow{width:38px;height:38px}
  .cards{grid-template-columns:1fr}
  .card--wide{grid-column:span 1}
  .stats__grid{padding:20px 16px}
  .stat{padding-left:14px}
  .stat__num{font-size:26px}
  .rail__item{flex:0 0 240px}
  .latest-item{padding:20px 56px 20px 18px}
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:48px 0}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{flex:1 1 auto}
}
@media (max-width:520px){
  .wrap{padding-left:16px;padding-right:16px}
  .topbar__links span{display:none}
  .hero__inner{padding-top:48px;padding-bottom:56px}
  .hero__card{max-width:100%}
  .stats__grid{grid-template-columns:1fr 1fr;gap:16px}
  .btn{width:100%}
  .nav-search__btn{padding:9px 14px}
  .faq-q{font-size:16px;padding:18px 2px}
  .footer__bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
:root{
  --ink-green:#103A2E;
  --ink-green-deep:#08221B;
  --lava:#E2572B;
  --lava-deep:#C4461F;
  --pine:#2C6B57;
  --sand:#F7F5F0;
  --sand-deep:#F1EFE8;
  --white:#FFFFFF;
  --line:#E2DFD6;
  --text:#1B1E1C;
  --muted:#6E756F;
  --radius-card:12px;
  --radius-img:10px;
  --radius-btn:8px;
  --shadow:0 8px 24px rgba(16,58,46,.08);
  --shadow-deep:0 14px 34px rgba(16,58,46,.16);
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);background:var(--line);}
a{color:var(--pine);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--lava);}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--lava);outline-offset:2px;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,textarea{font-family:inherit;}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px;width:100%;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:200;
  background:var(--white);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,58,46,.10);}
.header__main{
  display:flex;align-items:center;gap:28px;
  padding-top:16px;padding-bottom:16px;
  transition:padding .25s ease;
}
.site-header.is-scrolled .header__main{padding-top:10px;padding-bottom:10px;}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto;}
.brand__mark{
  font-family:var(--serif);font-weight:700;font-size:22px;letter-spacing:1px;
  color:var(--ink-green);
}
.brand__sub{
  font-size:11px;letter-spacing:4px;color:var(--muted);text-transform:uppercase;margin-top:3px;
}
.brand:hover .brand__mark{color:var(--pine);}
.nav-toggle{
  display:none;order:3;width:42px;height:42px;border-radius:var(--radius-btn);
  border:1px solid var(--line);color:var(--ink-green);font-size:17px;background:var(--white);
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:var(--sand);border-color:var(--pine);}
.nav-search{
  flex:1 1 auto;max-width:520px;margin:0 auto;
  display:flex;align-items:center;gap:10px;
  background:var(--sand);border:1px solid var(--line);border-radius:999px;
  padding:6px 6px 6px 18px;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.nav-search:focus-within{
  border-color:var(--lava);
  box-shadow:0 0 0 4px rgba(226,87,43,.12);
  transform:scale(1.01);
}
.nav-search i{color:var(--muted);font-size:14px;}
.nav-search input{
  flex:1;border:none;background:transparent;box-shadow:none;margin:0;
  font-size:14px;color:var(--text);height:34px;padding:0;
}
.nav-search input::placeholder{color:#9AA29C;}
.nav-search input:focus{outline:none;box-shadow:none;}
.nav-search__btn{
  flex:0 0 auto;height:36px;padding:0 20px;border-radius:999px;
  background:var(--lava);color:#22110A;font-size:14px;font-weight:700;
  transition:background .2s ease,transform .2s ease;
}
.nav-search__btn:hover{background:var(--lava-deep);color:#fff;transform:translateY(-1px);}
.nav-search__btn:active{transform:translateY(1px);}
.header__cta{
  flex:0 0 auto;padding:11px 22px;border-radius:var(--radius-btn);
  font-size:14px;font-weight:700;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-weight:700;font-size:15px;
  padding:13px 26px;line-height:1.2;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn--primary{background:var(--ink-green);color:#fff;}
.btn--primary:hover{background:var(--pine);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-deep);}
.btn--primary:active{transform:translateY(0);box-shadow:none;}
.btn--ghost{background:transparent;color:var(--ink-green);border:1px solid var(--ink-green);}
.btn--ghost:hover{background:rgba(44,107,87,.08);color:var(--ink-green);transform:translateY(-2px);}
.btn--lava{background:var(--lava);color:#22110A;}
.btn--lava:hover{background:var(--lava-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-deep);}
.header__nav{background:var(--ink-green);}
.header__nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding-top:10px;padding-bottom:10px;flex-wrap:wrap;
}
.nav-pills{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.pill{
  display:inline-block;padding:8px 18px;border-radius:999px;
  font-size:14px;color:rgba(255,255,255,.78);border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.pill:hover{background:rgba(255,255,255,.12);color:#fff;}
.pill.is-active{background:var(--white);color:var(--ink-green);font-weight:700;}
.header__status{
  font-size:12.5px;color:rgba(255,255,255,.62);display:inline-flex;align-items:center;gap:8px;
  letter-spacing:.3px;
}
.header__status i{font-size:7px;color:#6FBF9B;}

/* ============ 面包屑 ============ */
.crumbs{padding:24px 0 0;}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--lava);}
.crumbs li:not(:last-child)::after{content:"/";margin-left:8px;color:#B9BFB9;}
.crumbs li[aria-current]{color:var(--ink-green);font-weight:500;}

/* ============ 文章头部 ============ */
.article-head{padding:32px 0 8px;max-width:900px;}
.tag{
  display:inline-block;padding:5px 14px;border-radius:999px;
  border:1px solid var(--pine);color:var(--pine);
  font-size:12px;letter-spacing:.5px;line-height:1.6;
}
.article-head h1{
  font-family:var(--serif);font-weight:700;
  font-size:44px;line-height:1.25;color:var(--ink-green);
  margin-top:18px;letter-spacing:-.5px;
}
.article-head .lede{
  margin-top:16px;font-size:16px;color:var(--muted);line-height:1.85;max-width:760px;
}
.meta-bar{
  margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.meta-bar .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.meta-bar__actions{margin-left:auto;display:flex;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink-green);background:var(--white);font-size:14px;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:var(--sand-deep);border-color:var(--pine);color:var(--pine);transform:translateY(-2px);}

/* ============ 正文布局 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:44px;align-items:start;
  padding:40px 0 72px;
}
.article-panel{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:44px 48px;box-shadow:var(--shadow);
}
.article-body{font-size:17px;line-height:1.9;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  font-family:var(--serif);font-size:28px;line-height:1.4;color:var(--ink-green);
  margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--lava);
}
.article-body h3{
  font-family:var(--serif);font-size:21px;line-height:1.5;color:var(--ink-green);
  margin:30px 0 12px;
}
.article-body h4{font-size:18px;margin:24px 0 10px;color:var(--ink-green);}
.article-body a{color:var(--ink-green);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--lava);}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;line-height:1.85;}
.article-body ul li{list-style:disc;margin-bottom:8px;}
.article-body ol li{list-style:decimal;margin-bottom:8px;}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;background:var(--sand-deep);
  border-left:3px solid var(--ink-green);border-radius:0 var(--radius-card) var(--radius-card) 0;
  color:#33403A;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-card);margin:24px 0 8px;width:100%;}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  font-size:13px;color:var(--muted);text-align:center;margin-top:10px;
}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th,.article-body td{
  border:1px solid var(--line);padding:12px 14px;text-align:left;line-height:1.7;
}
.article-body th{background:var(--sand-deep);color:var(--ink-green);font-weight:700;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0;}
.article-body code{
  background:var(--sand-deep);padding:2px 6px;border-radius:4px;font-size:14px;color:var(--pine);
}

/* 空态 */
.empty-state{
  background:var(--sand-deep);border-radius:var(--radius-card);
  padding:56px 24px;text-align:center;
}
.empty-state p{font-size:17px;color:var(--ink-green);font-weight:700;margin-bottom:8px;}
.empty-state span{display:block;font-size:14px;color:var(--muted);margin-bottom:20px;}

/* ============ 侧栏 ============ */
.sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow);
}
.side-card__title{
  font-family:var(--serif);font-size:16px;color:var(--ink-green);font-weight:700;
  display:flex;align-items:center;gap:8px;margin-bottom:14px;
}
.side-card__title::before{
  content:"";width:3px;height:15px;background:var(--lava);border-radius:2px;
}
.toc-list li + li{margin-top:10px;}
.toc-list a{
  display:flex;gap:10px;font-size:14px;color:var(--text);line-height:1.6;
}
.toc-list a i{font-size:11px;color:var(--pine);margin-top:5px;}
.toc-list a:hover{color:var(--lava);}
.hot-list li + li{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);}
.hot-list a{display:block;font-size:14.5px;line-height:1.6;color:var(--text);}
.hot-list a:hover{color:var(--lava);}
.hot-list time{display:block;font-size:12px;color:var(--muted);margin-top:6px;}
.chip-set{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-block;padding:6px 13px;border-radius:999px;
  background:var(--sand-deep);color:var(--pine);font-size:12.5px;letter-spacing:.3px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.chip:hover{background:var(--pine);color:#fff;transform:translateY(-1px);}
.side-card--cta{background:var(--ink-green);border-color:var(--ink-green);}
.side-card--cta .side-card__title{color:#fff;}
.side-card--cta p{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.8;margin-bottom:16px;}
.side-card--cta .btn{width:100%;padding:11px 16px;font-size:14px;}

/* ============ 文末区 ============ */
.post-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px;
}
.post-nav__item{
  display:block;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px 22px;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.post-nav__item:hover{border-color:var(--pine);transform:translateY(-2px);box-shadow:var(--shadow);}
.post-nav__label{
  font-size:12px;color:var(--muted);letter-spacing:1px;display:block;margin-bottom:8px;
}
.post-nav__item strong{
  font-family:var(--serif);font-size:16.5px;color:var(--ink-green);line-height:1.55;
  display:block;font-weight:600;
}
.post-nav__item:hover strong{color:var(--pine);}
.back-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:28px;
  font-size:14px;font-weight:500;color:var(--pine);
}
.back-link:hover{color:var(--lava);}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section--tight{padding:56px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{
  font-family:var(--serif);font-size:30px;line-height:1.3;color:var(--ink-green);letter-spacing:-.3px;
}
.section-head p{font-size:14.5px;color:var(--muted);margin-top:8px;}
.section-head .more{font-size:14px;font-weight:700;color:var(--pine);}
.section-head .more:hover{color:var(--lava);}

/* 推荐卡 */
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rec-card{
  display:block;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--pine);}
.rec-card__media{aspect-ratio:16/9;overflow:hidden;background:var(--line);}
.rec-card__media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease;}
.rec-card:hover .rec-card__media img{transform:scale(1.04);}
.rec-card__body{padding:18px 20px 20px;}
.rec-card__body .chip{margin-bottom:10px;}
.rec-card__body h3{
  font-family:var(--serif);font-size:17px;line-height:1.55;color:var(--ink-green);font-weight:600;
}
.rec-card:hover h3{color:var(--pine);}

/* CTA 条 */
.cta-band{
  background:var(--ink-green);color:#fff;position:relative;overflow:hidden;
  border-radius:var(--radius-card);
  padding:52px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.055) 0 1px,transparent 1px 12px);
}
.cta-band__text{position:relative;z-index:1;max-width:560px;}
.cta-band h2{
  font-family:var(--serif);font-size:28px;line-height:1.35;color:#fff;letter-spacing:-.3px;
}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.72);margin-top:12px;line-height:1.85;}
.cta-band__actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap;}
.cta-band .btn--ghost{color:#fff;border-color:rgba(255,255,255,.5);}
.cta-band .btn--ghost:hover{background:rgba(255,255,255,.14);color:#fff;}

/* FAQ */
.faq-list{max-width:900px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;font-size:18px;font-weight:500;color:var(--ink-green);line-height:1.6;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--pine);}
.faq-item summary .faq-arrow{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;color:var(--pine);transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] summary .faq-arrow{transform:rotate(180deg);background:var(--lava);border-color:var(--lava);color:#fff;}
.faq-item__body{padding:0 4px 22px;font-size:15px;line-height:1.85;color:var(--muted);max-width:800px;}

/* 返回顶部 */
.to-top-wrap{padding:0 0 48px;text-align:center;border-top:1px solid var(--line);padding-top:28px;}
.to-top{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;
  color:var(--muted);letter-spacing:.5px;
}
.to-top:hover{color:var(--lava);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-green);color:rgba(255,255,255,.72);
  margin-top:0;padding:60px 0 0;position:relative;
}
.footer__grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;
}
.footer__brand{font-family:var(--serif);font-size:22px;color:#fff;font-weight:700;letter-spacing:1px;}
.footer__brand-sub{font-size:11px;letter-spacing:4px;color:rgba(255,255,255,.5);margin-top:4px;}
.footer__intro{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.66);margin-top:14px;max-width:320px;}
.footer-search{
  margin-top:18px;display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  border-radius:999px;padding:5px 5px 5px 16px;max-width:290px;
  transition:border-color .2s ease;
}
.footer-search:focus-within{border-color:var(--lava);}
.footer-search input{
  flex:1;border:none;background:transparent;color:#fff;font-size:13px;height:32px;padding:0;margin:0;box-shadow:none;
}
.footer-search input::placeholder{color:rgba(255,255,255,.45);}
.footer-search input:focus{outline:none;box-shadow:none;}
.footer-search button{
  width:32px;height:32px;border-radius:50%;background:var(--lava);color:#22110A;
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;
  transition:background .2s ease;
}
.footer-search button:hover{background:var(--lava-deep);color:#fff;}
.footer__col-title{
  font-size:14px;color:#fff;font-weight:700;margin-bottom:16px;letter-spacing:.5px;
}
.footer__links{display:flex;flex-direction:column;gap:11px;}
.footer__links a{font-size:13.5px;color:rgba(255,255,255,.68);}
.footer__links a:hover{color:#fff;}
.footer__text{font-size:13.5px;line-height:2;color:rgba(255,255,255,.68);}
.footer__text strong{color:#fff;font-weight:500;}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer__bottom-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer__bottom-links a{color:rgba(255,255,255,.6);}
.footer__bottom-links a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:32px;}
  .article-head h1{font-size:38px;}
}
@media (max-width:991px){
  .header__main{flex-wrap:wrap;gap:16px;padding-top:14px;padding-bottom:14px;}
  .nav-search{order:4;flex:1 1 100%;max-width:none;margin:0;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .header__cta{order:2;padding:9px 16px;font-size:13px;}
  .header__nav{display:none;}
  .header__nav.is-open{display:block;}
  .header__nav-inner{padding:14px 20px;flex-direction:column;align-items:flex-start;}
  .nav-pills{flex-direction:column;align-items:stretch;width:100%;gap:6px;}
  .pill{width:100%;text-align:center;}
  .header__status{display:none;}
  .article-head h1{font-size:32px;}
  .article-layout{grid-template-columns:1fr;gap:28px;padding-bottom:56px;}
  .article-panel{padding:32px 26px;}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;}
  .sidebar .side-card{flex:1 1 260px;}
  .rec-grid{grid-template-columns:repeat(2,1fr);}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:40px 32px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:24px;}
  .article-head{padding-top:24px;}
  .article-head h1{font-size:28px;}
  .article-panel{padding:26px 20px;border-radius:10px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:22px;margin-top:32px;}
  .article-body h3{font-size:19px;}
  .meta-bar{gap:8px 14px;font-size:12.5px;}
  .meta-bar__actions{margin-left:0;width:100%;}
  .post-nav{grid-template-columns:1fr;}
  .rec-grid{grid-template-columns:1fr;}
  .cta-band{padding:32px 22px;border-radius:10px;}
  .cta-band h2{font-size:22px;}
  .faq-item summary{font-size:16px;padding:16px 2px;}
  .footer__grid{grid-template-columns:1fr;gap:28px;}
  .footer__bottom{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:519px){
  .brand__mark{font-size:19px;}
  .brand__sub{font-size:10px;letter-spacing:3px;}
  .nav-search{padding-left:14px;}
  .nav-search__btn{padding:0 14px;font-size:13px;}
  .article-head h1{font-size:25px;}
  .btn{width:100%;}
  .cta-band__actions{width:100%;}
  .header__cta{width:auto;}
  .icon-btn{width:34px;height:34px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category1 */
:root {
      --ink: #1B1E1C;
      --muted: #6E756F;
      --brand: #103A2E;
      --brand-deep: #08221B;
      --accent: #E2572B;
      --accent-deep: #C4461F;
      --pine: #2C6B57;
      --paper: #F7F5F0;
      --card: #FFFFFF;
      --line: #E2DFD6;
      --soft: #F1EFE8;
      --radius: 12px;
      --radius-sm: 8px;
      --shadow: 0 8px 24px rgba(16, 58, 46, .08);
      --shadow-deep: 0 16px 36px rgba(16, 58, 46, .12);
      --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
      --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    }

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

    html { scroll-behavior: smooth; }

    body {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font-family: var(--sans);
      font-size: 17px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

    img { display: block; max-width: 100%; height: auto; background: var(--line); }
    a { color: inherit; text-decoration: none; }
    button, input, textarea { font: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4, p { margin: 0; }
    h1, h2, h3 { font-family: var(--serif); font-weight: 700; color: var(--brand); }
    ul, ol { margin: 0; padding: 0; list-style: none; }

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

    .wrap {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    .skip-link {
      position: absolute;
      left: -9999px;
      top: 0;
      background: var(--brand);
      color: #fff;
      padding: 10px 16px;
      border-radius: 0 0 8px 0;
      z-index: 999;
    }
    .skip-link:focus { left: 0; }

    /* 导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: #fff;
      transition: box-shadow .25s ease;
    }
    .site-header.is-scrolled {
      box-shadow: 0 10px 30px rgba(16, 58, 46, .08);
    }
    .header__main {
      display: flex;
      align-items: center;
      gap: 26px;
      min-height: 88px;
      padding-top: 14px;
      padding-bottom: 14px;
      transition: min-height .25s ease, padding .25s ease;
    }
    .site-header.is-scrolled .header__main {
      min-height: 66px;
      padding-top: 8px;
      padding-bottom: 8px;
    }
    .brand {
      display: flex;
      flex-direction: column;
      justify-content: center;
      flex: 0 0 auto;
      line-height: 1.1;
    }
    .brand__mark {
      font-family: var(--serif);
      font-size: 23px;
      font-weight: 700;
      letter-spacing: .5px;
      color: var(--brand);
      transition: font-size .25s ease;
    }
    .brand__sub {
      margin-top: 5px;
      font-size: 10px;
      letter-spacing: 4px;
      color: var(--muted);
    }
    .site-header.is-scrolled .brand__mark { font-size: 20px; }

    .nav-toggle {
      display: none;
      width: 40px;
      height: 40px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: var(--soft);
      color: var(--brand);
      align-items: center;
      justify-content: center;
      transition: background .2s ease, border-color .2s ease;
    }
    .nav-toggle:hover { border-color: var(--pine); background: #fff; }

    .nav-search {
      display: flex;
      align-items: center;
      flex: 1 1 420px;
      max-width: 520px;
      margin: 0 auto;
      padding: 4px 5px 4px 16px;
      background: var(--soft);
      border: 1px solid transparent;
      border-radius: 999px;
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .nav-search:focus-within {
      background: #fff;
      border-color: var(--accent);
      box-shadow: 0 0 0 4px rgba(226, 87, 43, .12);
    }
    .nav-search > i {
      color: var(--muted);
      font-size: 14px;
      margin-right: 10px;
      flex: 0 0 auto;
    }
    .nav-search input {
      flex: 1 1 auto;
      min-width: 0;
      height: 38px;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--ink);
      font-size: 14px;
    }
    .nav-search input::placeholder { color: #8A918B; }
    .nav-search__btn {
      flex: 0 0 auto;
      height: 38px;
      padding: 0 20px;
      border: 0;
      border-radius: 999px;
      background: var(--accent);
      color: #1B1E1C;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: .5px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
    }
    .nav-search__btn:hover { background: var(--accent-deep); color: #fff; }
    .nav-search__btn:active { transform: translateY(1px); }

    .header__cta { flex: 0 0 auto; }

    .header__nav {
      border-top: 1px solid rgba(226, 223, 214, .65);
      border-bottom: 1px solid var(--line);
      background: #fff;
    }
    .header__nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 54px;
    }
    .nav-pills {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .pill {
      display: inline-flex;
      align-items: center;
      min-height: 32px;
      padding: 5px 15px;
      border: 1px solid transparent;
      border-radius: 999px;
      font-size: 13px;
      color: var(--muted);
      transition: background .2s ease, color .2s ease, border-color .2s ease;
    }
    .pill:hover {
      color: var(--brand);
      border-color: var(--line);
      background: var(--paper);
    }
    .pill.is-active {
      background: var(--brand);
      border-color: var(--brand);
      color: #fff;
    }
    .pill.is-active:hover { background: var(--brand-deep); color: #fff; }
    .header__status {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--muted);
      font-size: 12px;
      white-space: nowrap;
    }
    .header__status i { color: var(--pine); font-size: 7px; }

    /* 通用按钮 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 11px 20px;
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      line-height: 1.2;
      text-align: center;
      transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
    }
    .btn i { font-size: 13px; }
    .btn--primary {
      background: var(--brand);
      border-color: var(--brand);
      color: #fff;
    }
    .btn--primary:hover {
      background: var(--pine);
      border-color: var(--pine);
      transform: translateY(-2px);
      box-shadow: var(--shadow-deep);
    }
    .btn--primary:active { transform: translateY(0); }
    .btn--ghost {
      background: transparent;
      border-color: var(--line);
      color: var(--brand);
    }
    .btn--ghost:hover {
      background: rgba(44, 107, 87, .08);
      border-color: var(--pine);
    }
    .btn--accent {
      background: var(--accent);
      border-color: var(--accent);
      color: #1B1E1C;
    }
    .btn--accent:hover {
      background: var(--accent-deep);
      border-color: var(--accent-deep);
      color: #fff;
      transform: translateY(-2px);
    }
    .btn--accent:active { transform: translateY(0); }
    .btn--outline-light {
      background: transparent;
      border-color: rgba(255, 255, 255, .5);
      color: #fff;
    }
    .btn--outline-light:hover {
      background: rgba(255, 255, 255, .12);
      border-color: #fff;
    }

    /* 面包屑 */
    .crumbs {
      padding-top: 20px;
      font-size: 13px;
      color: var(--muted);
    }
    .crumbs__list {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
    }
    .crumbs__list li { display: inline-flex; align-items: center; gap: 8px; }
    .crumbs__list li + li::before {
      content: "/";
      color: #B9C0BA;
    }
    .crumbs a { transition: color .2s ease; }
    .crumbs a:hover { color: var(--accent); }
    .crumbs .is-current { color: var(--ink); }

    /* Hero */
    .page-hero {
      padding: 34px 0 54px;
      background-color: var(--paper);
      background-image: repeating-linear-gradient(135deg, rgba(16, 58, 46, .045) 0, rgba(16, 58, 46, .045) 1px, transparent 1px, transparent 10px);
    }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.18fr) minmax(280px, .82fr);
      gap: 56px;
      align-items: center;
    }
    .kicker {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--brand);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 1.4px;
    }
    .kicker::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
    }
    .page-hero h1 {
      margin: 18px 0 18px;
      font-size: 46px;
      line-height: 1.24;
      letter-spacing: -.5px;
      max-width: 680px;
    }
    .hero-lead {
      max-width: 620px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.85;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }
    .hero-note {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      margin-top: 20px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.7;
    }
    .hero-note i { color: var(--pine); margin-top: 4px; }

    .hero-figure {
      margin: 0;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 16px;
      padding: 10px;
      box-shadow: var(--shadow);
    }
    .hero-figure__media {
      position: relative;
      overflow: hidden;
      border-radius: 11px;
      background: var(--line);
      aspect-ratio: 4 / 3;
    }
    .hero-figure__media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .hero-figure__badge {
      position: absolute;
      left: 12px;
      top: 12px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 10px;
      border-radius: 999px;
      background: var(--brand);
      color: #fff;
      font-size: 11px;
      letter-spacing: .8px;
    }
    .hero-figure figcaption {
      padding: 12px 6px 4px;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.65;
    }

    /* 数据条 */
    .stats-band {
      background: #fff;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      padding: 24px 0;
    }
    .stat-item {
      display: flex;
      align-items: baseline;
      justify-content: center;
      gap: 10px;
      padding: 4px 20px;
      text-align: center;
    }
    .stat-item + .stat-item { border-left: 1px solid var(--line); }
    .stat-num {
      font-family: var(--serif);
      font-size: 36px;
      font-weight: 700;
      line-height: 1;
      color: var(--brand);
    }
    .stat-num em {
      font-style: normal;
      font-size: 15px;
      margin-left: 2px;
      color: var(--accent);
    }
    .stat-label {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
      text-align: left;
    }

    /* 板块 */
    .section { padding: 84px 0; }
    .section--paper { background: var(--paper); }
    .section--white { background: #fff; }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 34px;
    }
    .section-head__text { max-width: 700px; }
    .section-kicker {
      color: var(--accent);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 2px;
      text-transform: uppercase;
    }
    .section-head h2 {
      margin: 9px 0 10px;
      font-size: 30px;
      line-height: 1.35;
      letter-spacing: -.3px;
    }
    .section-head p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
    }

    /* 目录布局 */
    .directory-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 260px;
      gap: 44px;
      align-items: start;
    }
    .directory-group { margin-bottom: 38px; }
    .directory-group:last-child { margin-bottom: 0; }
    .group-head {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-bottom: 12px;
      border-bottom: 2px solid var(--brand);
    }
    .group-no {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border-radius: 6px;
      background: var(--accent);
      color: #fff;
      font-family: var(--serif);
      font-size: 13px;
      font-weight: 700;
    }
    .group-head h3 {
      font-size: 21px;
      line-height: 1.4;
    }
    .group-head span {
      margin-left: auto;
      color: var(--muted);
      font-size: 12px;
      white-space: nowrap;
    }

    .dir-row {
      display: grid;
      grid-template-columns: 50px minmax(0, 1fr) 30px;
      align-items: center;
      gap: 16px;
      padding: 18px 8px;
      border-bottom: 1px solid var(--line);
      transition: background .2s ease, padding .2s ease;
    }
    .dir-row:hover {
      background: #fff;
      padding-left: 14px;
      padding-right: 14px;
    }
    .dir-no {
      font-family: var(--serif);
      font-size: 19px;
      font-weight: 700;
      text-align: center;
      color: transparent;
      -webkit-text-stroke: 1px #9AA69F;
      transition: -webkit-text-stroke-color .2s ease;
    }
    .dir-row:hover .dir-no { -webkit-text-stroke-color: var(--brand); }
    .dir-copy strong {
      display: block;
      margin-bottom: 4px;
      font-size: 16px;
      font-weight: 600;
      color: var(--ink);
    }
    .dir-copy span {
      display: block;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }
    .dir-arrow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 30px;
      height: 30px;
      border: 1px solid var(--line);
      border-radius: 50%;
      color: var(--muted);
      font-size: 11px;
      transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
    }
    .dir-row:hover .dir-arrow {
      background: var(--accent);
      border-color: var(--accent);
      color: #fff;
      transform: translateX(2px);
    }

    /* 侧栏 */
    .directory-aside {
      position: sticky;
      top: 148px;
    }
    .filter-card {
      padding: 20px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }
    .filter-card__title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 14px;
      font-size: 14px;
      font-weight: 700;
      color: var(--brand);
    }
    .filter-card__title i { color: var(--accent); font-size: 12px; }
    .filter-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .filter-pill {
      display: inline-flex;
      align-items: center;
      min-height: 32px;
      padding: 5px 12px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--muted);
      font-size: 12px;
      transition: background .2s ease, color .2s ease, border-color .2s ease;
    }
    .filter-pill:hover {
      border-color: var(--pine);
      background: rgba(44, 107, 87, .07);
      color: var(--brand);
    }
    .filter-pill.is-active {
      background: var(--brand);
      border-color: var(--brand);
      color: #fff;
    }
    .filter-note {
      margin-top: 18px;
      padding: 14px;
      border-radius: 10px;
      background: var(--paper);
      color: var(--muted);
      font-size: 12px;
      line-height: 1.75;
    }
    .filter-note strong { color: var(--brand); }

    /* FAQ */
    .faq-wrap { max-width: 880px; }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-item {
      border-bottom: 1px solid var(--line);
    }
    .faq-item summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 21px 0;
      cursor: pointer;
      list-style: none;
      font-size: 18px;
      font-weight: 600;
      color: var(--ink);
    }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::marker { content: ""; }
    .faq-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      border: 1px solid var(--line);
      border-radius: 50%;
      color: var(--muted);
      font-size: 11px;
      transition: transform .25s ease, color .25s ease, border-color .25s ease;
    }
    .faq-item[open] .faq-icon {
      transform: rotate(180deg);
      color: var(--accent);
      border-color: rgba(226, 87, 43, .45);
    }
    .faq-answer {
      padding: 0 48px 22px 0;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.9;
    }

    /* 推荐轨道 */
    .rail {
      display: flex;
      gap: 18px;
      overflow-x: auto;
      padding: 4px 4px 14px;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
      scrollbar-color: var(--line) transparent;
    }
    .rail::-webkit-scrollbar { height: 6px; }
    .rail::-webkit-scrollbar-track { background: transparent; }
    .rail::-webkit-scrollbar-thumb { background: var(--line); border-radius: 999px; }
    .rail-card {
      flex: 0 0 280px;
      max-width: 300px;
      overflow: hidden;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      scroll-snap-align: start;
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }
    .rail-card:hover {
      transform: translateY(-4px);
      border-color: rgba(44, 107, 87, .35);
      box-shadow: var(--shadow-deep);
    }
    .rail-card__media {
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: var(--line);
    }
    .rail-card__media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .3s ease;
    }
    .rail-card:hover .rail-card__media img { transform: scale(1.04); }
    .rail-card__body { padding: 16px; }
    .tag {
      display: inline-flex;
      align-items: center;
      padding: 3px 9px;
      border-radius: 999px;
      background: var(--pine);
      color: #fff;
      font-size: 11px;
      letter-spacing: .5px;
    }
    .rail-card h3 {
      display: -webkit-box;
      overflow: hidden;
      margin: 10px 0 8px;
      font-family: var(--sans);
      font-size: 16px;
      font-weight: 600;
      line-height: 1.55;
      color: var(--ink);
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
    }
    .rail-card__meta {
      color: var(--muted);
      font-size: 12px;
    }

    /* CTA */
    .cta-band {
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 36px;
      padding: 44px 46px;
      margin: 0 0 76px;
      border-radius: 16px;
      background-color: var(--brand);
      background-image: repeating-linear-gradient(135deg, rgba(255, 255, 255, .055) 0, rgba(255, 255, 255, .055) 1px, transparent 1px, transparent 12px);
      color: #fff;
    }
    .cta-band h2 {
      margin-bottom: 8px;
      color: #fff;
      font-size: 27px;
      line-height: 1.4;
    }
    .cta-band p {
      max-width: 520px;
      color: rgba(255, 255, 255, .72);
      font-size: 14px;
      line-height: 1.8;
    }
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      flex: 0 0 auto;
    }

    .backtop-row {
      padding: 0 0 48px;
      text-align: center;
    }
    .backtop-row a {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--muted);
      font-size: 13px;
      border-bottom: 1px solid var(--line);
      padding-bottom: 3px;
      transition: color .2s ease, border-color .2s ease;
    }
    .backtop-row a:hover { color: var(--accent); border-color: var(--accent); }

    /* 页脚 */
    .site-footer {
      background: var(--brand);
      color: rgba(255, 255, 255, .72);
      padding: 62px 0 0;
    }
    .footer__grid {
      display: grid;
      grid-template-columns: 1.35fr .8fr .8fr 1.15fr;
      gap: 38px;
      padding-bottom: 44px;
      border-bottom: 1px solid rgba(255, 255, 255, .14);
    }
    .footer__grid > div + div {
      border-left: 1px solid rgba(255, 255, 255, .1);
      padding-left: 26px;
    }
    .footer__brand {
      font-family: var(--serif);
      font-size: 23px;
      font-weight: 700;
      line-height: 1.2;
      color: #fff;
    }
    .footer__brand-sub {
      margin-top: 5px;
      font-size: 10px;
      letter-spacing: 4px;
      color: rgba(255, 255, 255, .55);
    }
    .footer__intro {
      margin-top: 16px;
      max-width: 300px;
      font-size: 13px;
      line-height: 1.85;
      color: rgba(255, 255, 255, .66);
    }
    .footer-search {
      display: flex;
      align-items: center;
      max-width: 300px;
      margin-top: 18px;
      padding: 3px 3px 3px 14px;
      border: 1px solid rgba(255, 255, 255, .18);
      border-radius: 999px;
      background: rgba(255, 255, 255, .07);
      transition: border-color .2s ease;
    }
    .footer-search:focus-within { border-color: var(--accent); }
    .footer-search input {
      flex: 1 1 auto;
      min-width: 0;
      height: 34px;
      border: 0;
      outline: 0;
      background: transparent;
      color: #fff;
      font-size: 12px;
    }
    .footer-search input::placeholder { color: rgba(255, 255, 255, .45); }
    .footer-search button {
      flex: 0 0 auto;
      width: 34px;
      height: 34px;
      border: 0;
      border-radius: 50%;
      background: var(--accent);
      color: #fff;
      font-size: 12px;
      transition: background .2s ease;
    }
    .footer-search button:hover { background: var(--accent-deep); }
    .footer__col-title {
      margin-bottom: 16px;
      color: #fff;
      font-size: 14px;
      font-weight: 700;
    }
    .footer__links {
      display: flex;
      flex-direction: column;
      gap: 10px;
      font-size: 13px;
    }
    .footer__links a {
      color: rgba(255, 255, 255, .66);
      transition: color .2s ease, transform .2s ease;
    }
    .footer__links a:hover { color: #fff; transform: translateX(2px); }
    .footer__text {
      font-size: 13px;
      line-height: 1.95;
      color: rgba(255, 255, 255, .66);
    }
    .footer__text strong { color: #fff; font-weight: 600; }
    .footer__bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      padding: 22px 0 28px;
      font-size: 12px;
      color: rgba(255, 255, 255, .55);
    }
    .footer__bottom-links {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
    }
    .footer__bottom-links a { transition: color .2s ease; }
    .footer__bottom-links a:hover { color: #fff; }

    /* 轻提示 */
    .page-toast {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 120;
      max-width: 320px;
      padding: 12px 18px;
      border-radius: 10px;
      background: var(--brand-deep);
      color: #fff;
      font-size: 13px;
      line-height: 1.6;
      box-shadow: var(--shadow-deep);
      opacity: 0;
      transform: translateY(10px);
      pointer-events: none;
      transition: opacity .25s ease, transform .25s ease;
    }
    .page-toast.is-visible {
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 1024px) {
      .page-hero h1 { font-size: 40px; }
      .hero-grid { gap: 36px; }
      .directory-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 34px;
      }
      .directory-aside { position: static; }
      .filter-card { max-width: 100%; }
      .footer__grid { grid-template-columns: 1.2fr .8fr .8fr; }
      .footer__grid > div:last-child {
        grid-column: 1 / -1;
        border-left: 0;
        padding-left: 0;
        padding-top: 22px;
        border-top: 1px solid rgba(255, 255, 255, .1);
      }
    }

    @media (max-width: 768px) {
      body { font-size: 16px; }
      .wrap { padding-left: 20px; padding-right: 20px; }

      .header__main {
        flex-wrap: wrap;
        gap: 12px;
        min-height: 70px;
        padding-top: 11px;
        padding-bottom: 11px;
      }
      .site-header.is-scrolled .header__main { min-height: 64px; }
      .brand__mark { font-size: 21px; }
      .site-header.is-scrolled .brand__mark { font-size: 19px; }
      .nav-toggle { display: inline-flex; margin-left: auto; }
      .header__cta { display: none; }
      .nav-search {
        order: 3;
        flex: 1 1 100%;
        max-width: none;
        margin-top: 4px;
      }
      .header__nav { display: none; }
      .site-header.nav-open .header__nav { display: block; }
      .header__nav-inner {
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 10px;
        padding-top: 12px;
        padding-bottom: 14px;
      }
      .nav-pills { gap: 7px; }
      .header__status { display: none; }

      .crumbs { padding-top: 14px; }

      .page-hero { padding: 26px 0 42px; }
      .hero-grid { grid-template-columns: 1fr; gap: 26px; }
      .page-hero h1 { font-size: 32px; margin: 14px 0 14px; }
      .hero-lead { font-size: 15px; }
      .hero-actions .btn { flex: 1 1 auto; }
      .hero-figure { max-width: 520px; }

      .stats-grid { padding: 18px 0; }
      .stat-item {
        flex-direction: column;
        align-items: center;
        gap: 6px;
        padding: 4px 10px;
      }
      .stat-num { font-size: 30px; }
      .stat-label { text-align: center; font-size: 12px; }

      .section { padding: 56px 0; }
      .section-head { display: block; margin-bottom: 26px; }
      .section-head h2 { font-size: 26px; }
      .section-head p { font-size: 14px; }

      .dir-row {
        grid-template-columns: 40px minmax(0, 1fr) 26px;
        gap: 12px;
        padding: 15px 4px;
      }
      .dir-row:hover { padding-left: 8px; padding-right: 8px; }
      .dir-no { font-size: 16px; }
      .dir-copy strong { font-size: 15px; }
      .dir-copy span { font-size: 13px; }
      .group-head h3 { font-size: 19px; }
      .group-head span { display: none; }

      .faq-item summary { font-size: 16px; padding: 18px 0; }
      .faq-answer { padding-right: 16px; font-size: 14px; }

      .rail-card { flex-basis: 244px; }

      .cta-band {
        flex-direction: column;
        align-items: flex-start;
        padding: 32px 26px;
        margin-bottom: 52px;
      }
      .cta-band h2 { font-size: 24px; }
      .cta-actions { width: 100%; }

      .site-footer { padding-top: 48px; }
      .footer__grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-bottom: 32px;
      }
      .footer__grid > div + div {
        border-left: 0;
        padding-left: 0;
        padding-top: 24px;
        border-top: 1px solid rgba(255, 255, 255, .1);
      }
      .footer__intro, .footer-search { max-width: 100%; }
      .footer__bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        padding-bottom: 24px;
      }
    }

    @media (max-width: 520px) {
      .wrap { padding-left: 18px; padding-right: 18px; }
      .brand__mark { font-size: 19px; }
      .brand__sub { letter-spacing: 3px; }
      .nav-toggle { width: 38px; height: 38px; }
      .nav-search { padding-left: 13px; }
      .nav-search__btn { padding: 0 15px; }

      .page-hero h1 { font-size: 29px; }
      .hero-actions { flex-direction: column; }
      .hero-actions .btn { width: 100%; }
      .hero-note { font-size: 12px; }

      .stats-grid {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 8px 0;
      }
      .stat-item {
        flex-direction: row;
        justify-content: flex-start;
        gap: 12px;
        padding: 13px 0;
        text-align: left;
      }
      .stat-item + .stat-item {
        border-left: 0;
        border-top: 1px solid var(--line);
      }
      .stat-num { font-size: 28px; min-width: 62px; }
      .stat-label { text-align: left; }

      .section { padding: 46px 0; }
      .section-head h2 { font-size: 24px; }
      .dir-row {
        grid-template-columns: 34px minmax(0, 1fr) 24px;
        gap: 10px;
        padding: 14px 2px;
      }
      .dir-no { font-size: 15px; }
      .dir-arrow { width: 24px; height: 24px; font-size: 9px; }
      .group-head { gap: 9px; }
      .group-head h3 { font-size: 18px; }
      .group-no { width: 25px; height: 25px; font-size: 12px; }

      .filter-card { padding: 16px; }
      .faq-item summary { font-size: 15px; gap: 12px; }
      .faq-answer { padding-left: 0; padding-bottom: 18px; }

      .cta-band { padding: 28px 20px; }
      .cta-actions { flex-direction: column; }
      .cta-actions .btn { width: 100%; }
      .backtop-row { padding-bottom: 38px; }

      .page-toast {
        left: 18px;
        right: 18px;
        bottom: 18px;
        max-width: none;
      }
    }

/* roulang page: category2 */
:root{
  --ink:#103A2E;
  --ink-deep:#08221B;
  --accent:#E2572B;
  --accent-deep:#C4461F;
  --pine:#2C6B57;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --line:#E2DFD6;
  --text:#1B1E1C;
  --muted:#6E756F;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 8px 24px rgba(16,58,46,.08);
  --shadow-lg:0 16px 40px rgba(16,58,46,.14);
  --font-title:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.9;
  font-weight:400;
  letter-spacing:.1px;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--pine);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
img{max-width:100%;display:block;border-radius:10px;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.eyebrow{font-size:12px;letter-spacing:2px;color:var(--accent);font-weight:600;text-transform:uppercase;margin-bottom:10px;display:block;}
.section__title{font-family:var(--font-title);font-size:30px;line-height:1.35;font-weight:700;color:var(--ink);}
.section__sub{font-size:15px;color:var(--muted);line-height:1.8;margin-top:10px;max-width:640px;}
.split-line{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(16,58,46,.10);}
.header__main{
  display:flex;align-items:center;gap:20px;
  padding-top:15px;padding-bottom:15px;
  transition:padding .25s ease;
}
.site-header.is-stuck .header__main{padding-top:9px;padding-bottom:9px;}
.brand{display:flex;flex-direction:column;line-height:1.1;flex-shrink:0;}
.brand__mark{font-family:var(--font-title);font-size:22px;font-weight:700;color:var(--ink);letter-spacing:1px;}
.brand__sub{font-size:11px;letter-spacing:4px;color:var(--pine);margin-top:3px;}
.nav-toggle{
  display:none;margin-left:auto;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink);
  font-size:17px;align-items:center;justify-content:center;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:rgba(44,107,87,.08);border-color:var(--pine);}
.nav-search{
  display:flex;align-items:center;gap:8px;
  flex:1 1 auto;max-width:480px;margin:0 auto;
  background:#FBF9F4;border:1px solid var(--line);
  border-radius:999px;padding:5px 5px 5px 16px;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.nav-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(226,87,43,.12);}
.nav-search i{color:var(--muted);font-size:14px;}
.nav-search input{
  flex:1;border:0;background:transparent;padding:8px 2px;
  font-size:14px;color:var(--text);outline:none;
}
.nav-search input::placeholder{color:#9AA29B;}
.nav-search__btn{
  border:0;border-radius:999px;padding:8px 20px;
  background:var(--accent);color:#fff;font-size:14px;font-weight:600;
  transition:background .2s ease,transform .15s ease;
}
.nav-search__btn:hover{background:var(--accent-deep);}
.nav-search__btn:active{transform:translateY(1px);}
.header__cta{flex-shrink:0;}
.header__nav{border-top:1px solid var(--line);background:var(--surface);}
.header__nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:10px;padding-bottom:10px;flex-wrap:wrap;}
.nav-pills{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.pill{
  display:inline-block;padding:7px 16px;border-radius:999px;
  font-size:14px;color:var(--ink);border:1px solid var(--line);
  background:var(--surface);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .15s ease;
}
.pill:hover{background:rgba(44,107,87,.08);border-color:var(--pine);color:var(--ink);}
.pill.is-active{background:var(--ink);border-color:var(--ink);color:#fff;}
.pill.is-active:hover{background:var(--ink-deep);color:#fff;}
.header__status{font-size:13px;color:var(--muted);display:inline-flex;align-items:center;gap:7px;}
.header__status i{font-size:7px;color:var(--pine);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .18s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--ink);color:#fff;}
.btn--primary:hover{background:var(--pine);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn--ghost:hover{background:rgba(44,107,87,.08);border-color:var(--pine);color:var(--ink);transform:translateY(-2px);}
.btn--accent{background:var(--accent);color:#231208;}
.btn--accent:hover{background:var(--accent-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn--on-dark{background:transparent;border-color:rgba(255,255,255,.42);color:#fff;}
.btn--on-dark:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn:active{transform:translateY(1px);box-shadow:none;}

/* ---------- breadcrumb ---------- */
.crumb{background:var(--surface);border-bottom:1px solid var(--line);}
.crumb__inner{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px;font-size:13px;color:var(--muted);}
.crumb a{color:var(--pine);}
.crumb a:hover{color:var(--accent);}
.crumb__sep{color:#B9BDB6;}
.crumb__current{color:var(--muted);}

/* ---------- banner ---------- */
.banner{
  position:relative;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(16,58,46,.96) 0%,rgba(16,58,46,.86) 42%,rgba(8,34,27,.62) 100%),url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  color:#fff;
}
.banner::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 11px);
  pointer-events:none;
}
.banner__inner{position:relative;z-index:2;padding:80px 0 96px;max-width:820px;}
.banner__tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);color:#F3F1EA;
  margin-bottom:22px;
}
.banner h1{
  font-family:var(--font-title);font-size:46px;line-height:1.25;font-weight:700;
  letter-spacing:.5px;color:#fff;
}
.banner__desc{margin-top:18px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:660px;}
.banner__desc + .banner__desc{margin-top:8px;}
.banner-search{
  display:flex;align-items:center;gap:10px;
  margin-top:32px;max-width:540px;
  background:#fff;border-radius:999px;padding:6px 6px 6px 20px;
  box-shadow:0 12px 32px rgba(0,0,0,.20);
  transition:box-shadow .2s ease;
}
.banner-search:focus-within{box-shadow:0 12px 32px rgba(0,0,0,.28),0 0 0 4px rgba(226,87,43,.28);}
.banner-search i{color:var(--muted);font-size:15px;}
.banner-search input{flex:1;border:0;background:transparent;padding:10px 2px;font-size:15px;outline:none;}
.banner-search input::placeholder{color:#9AA29B;}
.banner-search button{
  border:0;border-radius:999px;background:var(--accent);color:#fff;
  padding:11px 26px;font-size:15px;font-weight:600;
  transition:background .2s ease;
}
.banner-search button:hover{background:var(--accent-deep);}

/* ---------- metrics ---------- */
.metrics{
  position:relative;z-index:3;
  display:grid;grid-template-columns:repeat(4,1fr);
  margin-top:-46px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);
  overflow:hidden;
}
.metric{padding:24px 26px;border-right:1px solid var(--line);}
.metric:last-child{border-right:0;}
.metric__num{font-family:var(--font-title);font-size:32px;line-height:1.2;color:var(--ink);font-weight:700;}
.metric__num span{font-size:15px;font-family:var(--font-body);color:var(--muted);margin-left:4px;font-weight:400;}
.metric__label{font-size:13px;color:var(--muted);margin-top:6px;letter-spacing:.4px;}

/* ---------- card grid ---------- */
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#CFD8CE;}
.card__cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--line);}
.card__cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease;}
.card:hover .card__cover img{transform:scale(1.04);}
.card__badge{
  position:absolute;left:14px;top:14px;
  background:var(--pine);color:#fff;font-size:12px;letter-spacing:.5px;
  padding:4px 12px;border-radius:999px;
}
.card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card__title{font-family:var(--font-title);font-size:20px;line-height:1.5;font-weight:600;color:var(--ink);}
.card__desc{font-size:15px;line-height:1.8;color:var(--muted);margin-top:10px;flex:1;}
.card__meta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.card__arrow{
  width:30px;height:30px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--ink);font-size:12px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.card:hover .card__arrow{background:var(--accent);border-color:var(--accent);color:#fff;}

/* ---------- timeline ---------- */
.timeline{position:relative;padding-left:34px;max-width:920px;}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:var(--line);
}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:8px;
  width:14px;height:14px;border-radius:50%;
  background:var(--accent);border:3px solid var(--bg);
  box-shadow:0 0 0 1px rgba(226,87,43,.30);
}
.tl-time{font-size:13px;letter-spacing:1px;color:var(--pine);font-weight:600;}
.tl-title{font-family:var(--font-title);font-size:20px;line-height:1.5;font-weight:600;color:var(--ink);margin-top:4px;}
.tl-desc{font-size:15px;line-height:1.8;color:var(--muted);margin-top:6px;}
.tl-tag{
  display:inline-block;margin-left:10px;font-size:12px;letter-spacing:.5px;
  color:var(--pine);border:1px solid rgba(44,107,87,.35);
  background:rgba(44,107,87,.06);border-radius:999px;padding:1px 10px;vertical-align:2px;
}

/* ---------- duo: faq + form ---------- */
.duo{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;font-family:var(--font-title);
  font-size:18px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--pine);}
.faq-item summary::after{
  content:"+";flex-shrink:0;font-family:var(--font-body);
  font-size:22px;line-height:1;color:var(--accent);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"+";transform:rotate(45deg);}
.faq-item__body{padding:0 0 22px;font-size:15px;line-height:1.85;color:var(--muted);}

.form-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);
}
.form-card__title{font-family:var(--font-title);font-size:22px;color:var(--ink);font-weight:700;}
.form-card__sub{font-size:14px;color:var(--muted);line-height:1.8;margin-top:8px;}
.field{margin-top:18px;}
.field label{display:block;font-size:13px;font-weight:500;color:var(--ink);margin-bottom:7px;letter-spacing:.3px;}
.field input,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);
  border-radius:var(--radius-sm);background:#FBF9F4;
  font-size:15px;line-height:1.6;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:106px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:#9AA29B;}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);background:#fff;
  box-shadow:0 0 0 3px rgba(226,87,43,.12);
}
.field.is-invalid input,.field.is-invalid textarea{border-color:var(--accent);background:#FEF5F1;}
.field__error{display:none;font-size:12px;color:var(--accent);margin-top:6px;}
.field.is-invalid .field__error{display:block;}
.form-card .btn{width:100%;margin-top:22px;}
.form-note{font-size:12px;color:var(--muted);line-height:1.7;margin-top:14px;}
.form-alert{
  display:none;margin-top:16px;padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(44,107,87,.08);border:1px solid rgba(44,107,87,.30);
  font-size:14px;color:var(--ink);
}
.form-alert.is-visible{display:block;}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink);color:#fff;position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.055) 0 1px,transparent 1px 12px);
  pointer-events:none;
}
.cta-band__inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:52px 0;flex-wrap:wrap;
}
.cta-band__title{font-family:var(--font-title);font-size:28px;font-weight:700;line-height:1.4;color:#fff;}
.cta-band__desc{font-size:15px;color:rgba(255,255,255,.72);margin-top:8px;max-width:560px;}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#fff;padding-top:64px;}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer__brand{font-family:var(--font-title);font-size:22px;font-weight:700;letter-spacing:1px;color:#fff;}
.footer__brand-sub{font-size:11px;letter-spacing:4px;color:rgba(255,255,255,.62);margin-top:4px;}
.footer__intro{font-size:14px;line-height:1.85;color:rgba(255,255,255,.65);margin-top:14px;max-width:320px;}
.footer-search{
  display:flex;align-items:center;gap:8px;margin-top:18px;max-width:300px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.20);
  border-radius:999px;padding:4px 4px 4px 16px;
  transition:border-color .2s ease;
}
.footer-search:focus-within{border-color:var(--accent);}
.footer-search input{flex:1;border:0;background:transparent;color:#fff;font-size:13px;padding:8px 0;outline:none;}
.footer-search input::placeholder{color:rgba(255,255,255,.50);}
.footer-search button{
  border:0;width:32px;height:32px;border-radius:50%;
  background:var(--accent);color:#fff;font-size:12px;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease;
}
.footer-search button:hover{background:var(--accent-deep);}
.footer__col-title{font-size:14px;font-weight:600;letter-spacing:1px;color:#fff;margin-bottom:16px;}
.footer__links{display:flex;flex-direction:column;gap:10px;}
.footer__links a{font-size:14px;color:rgba(255,255,255,.68);}
.footer__links a:hover{color:#fff;}
.footer__text{font-size:14px;line-height:1.9;color:rgba(255,255,255,.65);}
.footer__text strong{color:rgba(255,255,255,.9);font-weight:600;}
.footer__bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;font-size:13px;color:rgba(255,255,255,.65);
}
.footer__bottom-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer__bottom-links a{color:rgba(255,255,255,.65);}
.footer__bottom-links a:hover{color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .banner h1{font-size:40px;}
  .grid-cards{gap:22px;}
  .footer__grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  .section{padding:68px 0;}
  .banner__inner{padding:64px 0 80px;}
  .banner h1{font-size:34px;}
  .grid-cards{grid-template-columns:repeat(2,1fr);}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .metric:nth-child(2){border-right:0;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line);}
  .duo{grid-template-columns:1fr;gap:36px;}
  .footer__grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.85;}
  .wrap{padding:0 20px;}
  .header__main{flex-wrap:wrap;gap:12px;padding-top:12px;padding-bottom:12px;}
  .nav-toggle{display:inline-flex;}
  .nav-search{order:3;width:100%;max-width:none;margin:0;flex:1 0 100%;}
  .header__cta{display:none;}
  .header__nav{display:none;border-top:1px solid var(--line);}
  .header__nav.is-open{display:block;}
  .header__nav-inner{flex-direction:column;align-items:flex-start;gap:12px;padding-top:14px;padding-bottom:16px;}
  .nav-pills{flex-direction:column;align-items:stretch;width:100%;gap:8px;}
  .pill{text-align:center;padding:10px 16px;}
  .header__status{font-size:12px;}
  .banner__inner{padding:52px 0 68px;}
  .banner h1{font-size:30px;}
  .banner__desc{font-size:15px;}
  .banner-search{flex-wrap:nowrap;padding-left:16px;}
  .banner-search button{padding:10px 18px;font-size:14px;}
  .metrics{margin-top:-32px;grid-template-columns:1fr 1fr;}
  .metric{padding:18px 16px;}
  .metric__num{font-size:26px;}
  .metric:nth-child(odd){border-right:1px solid var(--line);}
  .metric:nth-child(even){border-right:0;}
  .metric:nth-child(3){border-bottom:0;}
  .section{padding:56px 0;}
  .section__title{font-size:24px;}
  .grid-cards{grid-template-columns:1fr;}
  .timeline{padding-left:28px;}
  .tl-item::before{left:-28px;}
  .cta-band__inner{padding:40px 0;gap:24px;}
  .cta-band__title{font-size:23px;}
  .footer__grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer__intro{max-width:none;}
  .site-footer{padding-top:48px;}
}
@media (max-width:519px){
  .banner h1{font-size:26px;}
  .brand__mark{font-size:19px;}
  .brand__sub{letter-spacing:3px;}
  .metrics{grid-template-columns:1fr;}
  .metric{border-right:0 !important;border-bottom:1px solid var(--line);}
  .metric:last-child{border-bottom:0;}
  .btn{width:100%;}
  .banner-search button{width:auto;}
  .cta-band__actions{width:100%;flex-direction:column;}
  .form-card{padding:22px;}
  .card__title{font-size:18px;}
  .footer__bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}