/* 红桃视频：温润克制的内容型布局 */
:root{
 --primary:#B93A4A;--primary-soft:#D9828D;--dark:#2B2528;--bg:#FFF9F7;--bg-soft:#F6ECEB;
 --text:#332D2F;--muted:#756B6E;--accent:#E45B4F;--white:#fff;--line:#E8D8D6;
 --shadow:0 20px 55px rgba(80,41,46,.08);--radius:26px;--radius-sm:16px;--max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}a:hover{color:var(--primary)}button,input{font:inherit}.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}.skip-link{position:fixed;left:12px;top:-60px;background:var(--dark);color:#fff;padding:10px 16px;z-index:1000;border-radius:0 0 10px 10px}.skip-link:focus{top:0}.topline{background:var(--dark);color:#f9eeee;font-size:13px}.topline-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topline a{text-decoration:underline;text-underline-offset:3px}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,249,247,.96);backdrop-filter:blur(16px);border-bottom:1px solid rgba(185,58,74,.1)}.header-main{min-height:84px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:12px}.brand img{width:46px;height:46px;object-fit:contain}.brand span{display:flex;flex-direction:column;line-height:1.25}.brand strong{font-size:19px;color:var(--dark)}.brand small{margin-top:4px;color:var(--muted);font-size:12px}.primary-nav ul{display:flex;justify-content:center;align-items:center;gap:4px;margin:0;padding:0;list-style:none}.primary-nav a{display:block;padding:11px 13px;border-radius:12px;font-size:14px;font-weight:650}.primary-nav a:hover{background:var(--bg-soft);color:var(--primary)}.search-trigger,.menu-toggle{border:1px solid var(--line);background:#fff;color:var(--dark);border-radius:999px;padding:10px 15px;cursor:pointer}.menu-toggle{display:none}.search-trigger:hover{border-color:var(--primary);color:var(--primary)}
.search-modal{position:fixed;inset:0;z-index:500;display:grid;place-items:start center;padding-top:min(16vh,150px)}.search-modal[hidden]{display:none!important}.search-backdrop{position:absolute;inset:0;background:rgba(43,37,40,.62);backdrop-filter:blur(5px)}.search-dialog{position:relative;width:min(calc(100% - 32px),700px);background:var(--bg);border-radius:28px;padding:36px;box-shadow:0 35px 100px rgba(20,10,12,.32)}.search-close{position:absolute;right:18px;top:14px;width:42px;height:42px;border:0;background:transparent;font-size:32px;line-height:1;cursor:pointer;color:var(--muted)}.search-dialog h2{font-size:30px;margin:6px 0 22px;line-height:1.25}.search-form label{display:block;margin-bottom:8px;font-size:13px;font-weight:700;color:var(--muted)}.search-row{display:flex;gap:10px}.search-row input{flex:1;min-width:0;border:1px solid var(--line);background:#fff;border-radius:14px;padding:13px 15px;outline:none}.search-row input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(185,58,74,.1)}body.modal-open{overflow:hidden}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.eyebrow:before{content:"";width:18px;height:2px;background:currentColor}.eyebrow.light{color:#f3b8bf}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:999px;font-weight:750;border:1px solid transparent;transition:.2s ease}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#ce493f;color:#fff;transform:translateY(-1px)}.btn-secondary{background:transparent;border-color:rgba(185,58,74,.38);color:var(--primary)}.btn-secondary:hover{background:var(--bg-soft)}.btn-dark{background:var(--dark);color:#fff}.btn-dark:hover{color:#fff;opacity:.9}.btn-light{background:#fff;color:var(--dark)}.btn-light:hover{color:var(--primary)}.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--primary);font-weight:750}.text-link:after{content:"→";transition:.2s}.text-link:hover:after{transform:translateX(4px)}.link-row{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:20px}.link-row a{color:var(--primary);font-weight:700;text-decoration:underline;text-decoration-color:rgba(185,58,74,.3);text-underline-offset:4px}.light-links a{color:#fff;text-decoration-color:rgba(255,255,255,.3)}
.hero{padding:76px 0 54px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}.hero-copy h1{font-size:clamp(42px,5vw,72px);line-height:1.08;letter-spacing:-.045em;margin:15px 0 24px;color:var(--dark);max-width:880px}.hero-copy>p{font-size:18px;line-height:1.9;color:var(--muted);max-width:760px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.hero-notes{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}.hero-notes span{border:1px solid var(--line);background:rgba(255,255,255,.7);border-radius:999px;padding:7px 11px;color:var(--muted);font-size:12px}.hero-media{position:relative}.hero-media:before{content:"";position:absolute;width:72%;height:72%;right:-12%;top:-9%;background:var(--bg-soft);border-radius:50%;z-index:-1}.hero-media img{width:100%;aspect-ratio:4/4.4;object-fit:cover;border-radius:42px 42px 150px 42px;box-shadow:var(--shadow)}
.section{padding:84px 0}.section-soft{background:var(--bg-soft)}.section-dark{background:var(--dark);color:#fff}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:36px}.section-heading.simple{margin-bottom:22px}.section-heading h2,.split-intro h2,.trust-copy h2,.dark-grid h2,.route-map h2{margin:6px 0 0;font-size:clamp(30px,3.3vw,48px);line-height:1.2;letter-spacing:-.025em}.section-heading>p{max-width:510px;color:var(--muted);margin:0}.split-intro{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.prose.compact p{margin-top:0}.intro-strip{padding-top:44px}.core-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.core-card{background:#fff;border:1px solid rgba(185,58,74,.09);border-radius:var(--radius);overflow:hidden;box-shadow:0 10px 35px rgba(78,33,40,.04)}.core-card img{width:100%;aspect-ratio:16/10;object-fit:cover}.core-card-body{padding:24px}.core-card h3{font-size:23px;line-height:1.35;margin:0 0 12px}.core-card p{color:var(--muted);margin:0 0 18px}.editorial-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.65fr);gap:48px}.guide-list{display:grid;gap:16px}.guide-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden}.guide-card.horizontal{display:grid;grid-template-columns:210px 1fr}.guide-card .media-link img{width:100%;height:100%;min-height:180px;object-fit:cover}.guide-card-body{padding:22px}.guide-card h3{font-size:22px;line-height:1.35;margin:5px 0 8px}.guide-card p{color:var(--muted);margin:0 0 14px}.editorial-side{display:grid;align-content:start;gap:20px}.side-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}.side-panel.soft{background:var(--bg-soft)}.side-panel.accent-panel{background:var(--primary);border-color:var(--primary);color:#fff}.side-panel.accent-panel .eyebrow{color:#ffe8ea}.side-panel h2{font-size:27px;line-height:1.25;margin:8px 0 16px}.side-panel h3{font-size:20px;margin-bottom:8px}.side-panel p{color:var(--muted)}.side-panel.accent-panel p,.side-panel.accent-panel span{color:#f9e4e6}.image-panel img{border-radius:18px;margin-bottom:20px;aspect-ratio:16/11;object-fit:cover}.steps{padding:0;margin:22px 0 24px;list-style:none;counter-reset:step}.steps li{display:grid;grid-template-columns:1fr;gap:4px;padding:16px 0;border-top:1px solid rgba(255,255,255,.18)}.steps strong{font-size:16px}.steps span{font-size:13px;line-height:1.6}.dark-grid{display:grid;grid-template-columns:1fr .9fr;gap:56px;align-items:center}.dark-grid p{color:#d8cdcf;max-width:650px;font-size:17px}.dark-grid img{border-radius:34px;aspect-ratio:16/10;object-fit:cover}.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.topic-card{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm)}.topic-card h3{font-size:24px;margin:0 0 8px}.topic-card p{color:var(--muted)}.topic-card ul{margin:18px 0 0;padding:18px 0 0;list-style:none;border-top:1px solid var(--line)}.topic-card li+li{margin-top:10px}.topic-card a{font-weight:700;color:var(--primary)}.section-cta{display:flex;justify-content:center;margin-top:30px}.faq-preview{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}.faq-intro h2{font-size:40px;line-height:1.2;margin:8px 0 14px}.faq-intro p{color:var(--muted)}.faq-mini-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.faq-mini-list article{background:#fff;border-radius:18px;padding:22px}.faq-mini-list h3{font-size:18px;line-height:1.45;margin:0 0 8px}.faq-mini-list p{color:var(--muted);font-size:14px;margin:0}.trust-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}.trust-media img{border-radius:36px;aspect-ratio:4/3;object-fit:cover}.trust-copy p{color:var(--muted);font-size:16px}
.page-hero{padding:56px 0 52px;background:linear-gradient(180deg,var(--bg-soft),var(--bg))}.page-hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:center}.page-hero h1{font-size:clamp(36px,4.4vw,58px);line-height:1.12;margin:12px 0 18px;letter-spacing:-.035em}.page-hero p{font-size:17px;color:var(--muted);max-width:760px}.page-hero img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:34px}.compact-hero{background:var(--bg-soft)}.breadcrumb{margin-bottom:24px;font-size:13px;color:var(--muted)}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center;list-style:none;padding:0;margin:0}.breadcrumb li:not(:last-child):after{content:"/";margin-left:8px;color:#b29fa2}.breadcrumb a:hover{text-decoration:underline}.article-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.55fr);gap:56px;align-items:start}.prose{font-size:16.5px}.prose.narrow{width:min(calc(100% - 40px),820px)}.prose h2{font-size:30px;line-height:1.3;margin:42px 0 14px;letter-spacing:-.015em}.prose h2:first-child{margin-top:0}.prose h3{font-size:22px;margin-top:32px}.prose p{margin:0 0 19px;color:#4b4245}.prose a{color:var(--primary);font-weight:700;text-decoration:underline;text-decoration-color:rgba(185,58,74,.25);text-underline-offset:4px}.prose li{margin:8px 0;color:#4b4245}.prose code{background:var(--bg-soft);padding:2px 6px;border-radius:6px}.article-aside{display:grid;gap:20px;position:sticky;top:120px}.side-links{padding:0;margin:0;list-style:none}.side-links li{padding:12px 0;border-top:1px solid var(--line)}.side-links li:first-child{border-top:0}.side-links a{font-weight:700;color:var(--primary)}.check-list{list-style:none;padding:0;margin:12px 0}.check-list li{padding:9px 0 9px 28px;position:relative}.check-list li:before{content:"✓";position:absolute;left:0;top:9px;width:19px;height:19px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;font-size:11px}.feature-band{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}.feature-band.reverse{grid-template-columns:1.15fr .85fr}.feature-band h2{font-size:40px;line-height:1.2;margin:8px 0 15px}.feature-band p{color:var(--muted)}.feature-band img{border-radius:30px;aspect-ratio:16/10;object-fit:cover}.info-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-columns article{padding:26px;background:#fff;border:1px solid var(--line);border-radius:20px}.info-columns h2{font-size:23px;line-height:1.35;margin:0 0 10px}.info-columns p{color:var(--muted)}.mobile-split{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center}.mobile-split img{border-radius:36px;aspect-ratio:4/3;object-fit:cover}.guide-index{display:grid;grid-template-columns:280px 1fr;gap:44px;align-items:start}.index-intro{position:sticky;top:120px}.index-intro h2{font-size:32px;line-height:1.25}.index-intro p{color:var(--muted)}.index-intro a{color:var(--primary);font-weight:700}.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.guide-grid .guide-card img{aspect-ratio:16/9;object-fit:cover}.route-map{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px}.route-list{display:grid;gap:12px}.route-list>a{display:flex;flex-direction:column;gap:4px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:15px}.route-list strong{color:var(--dark)}.route-list span{color:var(--muted);font-size:14px}.topic-stack{display:grid;gap:26px}.topic-section{display:grid;grid-template-columns:120px 1fr;gap:36px;padding:36px 0;border-top:1px solid var(--line)}.topic-section:first-child{border-top:0;padding-top:0}.topic-number{font-size:56px;font-weight:800;line-height:1;color:var(--primary-soft);opacity:.55}.topic-content h2{font-size:34px;line-height:1.25;margin:6px 0 8px}.topic-content>p{color:var(--muted);max-width:760px}.topic-links{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}.topic-links>a{display:flex;flex-direction:column;gap:5px;border:1px solid var(--line);background:#fff;border-radius:15px;padding:18px}.topic-links strong{color:var(--primary)}.topic-links span{font-size:13px;color:var(--muted)}.faq-layout{display:grid;grid-template-columns:300px 1fr;gap:50px;align-items:start}.faq-nav{position:sticky;top:120px;background:var(--bg-soft);border-radius:22px;padding:24px}.faq-nav h2{font-size:25px;margin:5px 0 14px}.faq-nav ol{padding-left:20px;margin:0}.faq-nav li{margin:9px 0;font-size:13px;line-height:1.5}.faq-nav a:hover{text-decoration:underline}.faq-list.large{display:grid;gap:12px}.faq-item{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}.faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;align-items:center;text-align:left;padding:21px 22px;border:0;background:transparent;color:var(--dark);font-weight:750;cursor:pointer}.faq-question span:last-child{font-size:25px;color:var(--primary)}.faq-answer{padding:0 22px 22px}.faq-answer p{color:var(--muted);margin:0 0 10px}.article-hero{padding:48px 0 34px;background:var(--bg-soft)}.article-hero-inner{max-width:900px}.article-hero h1{font-size:clamp(36px,4.6vw,60px);line-height:1.15;letter-spacing:-.03em;margin:10px 0 14px}.article-hero p{font-size:18px;color:var(--muted)}.article-meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-top:20px}.article-lead-image{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:26px;margin-bottom:34px}.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:start}.contact-card{background:var(--bg-soft);border-radius:26px;padding:24px}.contact-card img{border-radius:18px;margin-bottom:20px}.contact-card dl{display:grid;grid-template-columns:80px 1fr;margin:0}.contact-card dt,.contact-card dd{padding:9px 0;border-top:1px solid var(--line);margin:0}.contact-card dt{font-weight:750}.contact-card dd{color:var(--muted)}.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.safety-grid article{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px}.safety-grid .number{display:inline-flex;color:var(--primary);font-weight:900;font-size:22px;margin-bottom:14px}.safety-grid h2{font-size:23px;margin:0 0 10px}.safety-grid p{color:var(--muted);margin:0}.search-page-hero{padding:56px 0;background:var(--bg-soft)}.search-page-hero h1{font-size:clamp(34px,4vw,52px);margin:8px 0 22px}.page-search{max-width:760px}.empty-state{text-align:center;padding:70px 20px;background:#fff;border:1px dashed var(--line);border-radius:26px}.empty-state h2{font-size:28px}.empty-state p{color:var(--muted)}.empty-state .link-row{justify-content:center}.result-count{color:var(--muted)}.result-list{display:grid;gap:14px}.result-list article{padding:24px;background:#fff;border:1px solid var(--line);border-radius:18px}.result-list h2{font-size:24px;margin:6px 0}.result-list p{color:var(--muted)}.not-found{padding:80px 0}.not-found-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}.not-found h1{font-size:clamp(44px,6vw,76px);line-height:1.05;margin:10px 0 18px}.not-found p{font-size:18px;color:var(--muted)}.not-found img{border-radius:38px;aspect-ratio:4/3;object-fit:cover}
.site-footer{background:#241f21;color:#f7efef;padding:68px 0 24px}.footer-grid{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:42px}.footer-brand{font-size:26px;font-weight:850}.footer-about p{color:#cfc2c5;max-width:380px}.site-footer h2{font-size:14px;margin:0 0 15px;color:#f1c9ce}.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li+li{margin-top:9px}.site-footer a{color:#e8dcde}.site-footer a:hover{color:#fff;text-decoration:underline}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.1);margin-top:45px;padding-top:20px;color:#a99b9e;font-size:12px}.back-to-top{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border:0;border-radius:50%;background:var(--primary);color:#fff;box-shadow:0 12px 32px rgba(185,58,74,.3);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s}.back-to-top.show{opacity:1;pointer-events:auto;transform:none}
@media (max-width:1100px){.header-main{gap:16px}.primary-nav a{padding:10px 8px;font-size:13px}.hero-grid,.page-hero-grid{gap:36px}.editorial-layout{grid-template-columns:1.25fr .75fr}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.footer-grid section:last-child{display:none}}
@media (max-width:920px){.menu-toggle{display:inline-flex;grid-column:3}.search-trigger{display:none}.header-main{grid-template-columns:1fr auto}.primary-nav{display:none;grid-column:1/-1;padding-bottom:16px}.primary-nav.open{display:block}.primary-nav ul{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}.primary-nav a{background:var(--bg-soft);padding:12px}.hero-grid,.page-hero-grid,.split-intro,.dark-grid,.trust-grid,.mobile-split,.feature-band,.feature-band.reverse,.route-map,.contact-grid,.not-found-grid{grid-template-columns:1fr}.hero-media{max-width:700px}.hero-media img{aspect-ratio:16/10;border-radius:32px}.core-grid{grid-template-columns:1fr 1fr}.core-card:last-child{grid-column:1/-1}.editorial-layout,.article-grid{grid-template-columns:1fr}.article-aside{position:static;grid-template-columns:1fr 1fr}.faq-preview{grid-template-columns:1fr}.guide-index{grid-template-columns:1fr}.index-intro{position:static}.faq-layout{grid-template-columns:1fr}.faq-nav{position:static}.footer-grid{grid-template-columns:repeat(3,1fr)}.footer-about{grid-column:1/-1}.safety-grid{grid-template-columns:repeat(2,1fr)}.article-hero-inner{max-width:none}}
@media (max-width:700px){.container{width:min(calc(100% - 28px),var(--max))}.topline-inner{min-height:34px}.topline-inner span{display:none}.topline-inner{justify-content:flex-end}.header-main{min-height:72px}.brand img{width:40px;height:40px}.brand strong{font-size:17px}.brand small{display:none}.hero{padding:46px 0 32px}.hero-copy h1{font-size:40px}.hero-copy>p{font-size:16px}.hero-actions .btn{width:100%}.section{padding:60px 0}.section-heading{display:block}.section-heading>p{margin-top:12px}.core-grid,.guide-grid,.topic-grid,.faq-mini-list,.topic-links,.info-columns,.safety-grid{grid-template-columns:1fr}.core-card:last-child{grid-column:auto}.guide-card.horizontal{grid-template-columns:1fr}.guide-card .media-link img{min-height:0;aspect-ratio:16/9}.editorial-layout{gap:30px}.article-aside{grid-template-columns:1fr}.page-hero{padding:38px 0}.page-hero-grid{gap:24px}.page-hero h1{font-size:37px}.page-hero img{aspect-ratio:16/10}.topic-section{grid-template-columns:1fr;gap:12px}.topic-number{font-size:36px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-about{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.search-dialog{padding:28px 20px}.search-row{flex-direction:column}.search-row .btn{width:100%}.article-hero{padding:34px 0 24px}.article-hero h1{font-size:38px}.contact-card{padding:18px}.not-found{padding:50px 0}.not-found img{order:-1}.faq-question{padding:18px}.faq-answer{padding:0 18px 18px}}
@media (max-width:420px){.primary-nav ul{grid-template-columns:1fr}.hero-copy h1,.page-hero h1,.article-hero h1{font-size:34px}.section-heading h2,.split-intro h2,.trust-copy h2,.dark-grid h2,.route-map h2{font-size:30px}.core-card-body,.side-panel{padding:20px}.footer-grid{grid-template-columns:1fr}.footer-about{grid-column:auto}.link-row{gap:8px 14px}}