/* roulang page: index */
:root{--berry:#8f315b;--berry-dark:#632340;--coral:#e7866f;--lime:#d7ed9a;--ink:#27232a;--muted:#716b72;--paper:#fffaf8;--white:#fff;--line:#eadfe2;--soft:#f6edef;--shadow:0 12px 34px rgba(66,33,49,.08);--radius:18px;--container:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,250,248,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(234,223,226,.85)}.nav{height:76px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:17px;color:var(--berry-dark)}.brand-mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(140deg,var(--berry),var(--coral));display:grid;place-items:center;color:#fff;font-size:20px;box-shadow:0 5px 14px rgba(143,49,91,.2)}.nav-links{margin-left:auto;display:flex;align-items:center;gap:5px}.nav-links a{padding:10px 12px;border-radius:10px;color:#61565d;font-size:14px;white-space:nowrap;transition:background .2s,color .2s}.nav-links a:hover,.nav-links a:focus-visible{background:var(--soft);color:var(--berry-dark);outline:none}.nav-links a.active{color:var(--berry);font-weight:700}.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--berry);cursor:pointer}.nav-toggle span,.nav-toggle span:before,.nav-toggle span:after{display:block;width:18px;height:2px;background:currentColor;position:relative;margin:auto}.nav-toggle span:before,.nav-toggle span:after{content:"";position:absolute;left:0}.nav-toggle span:before{top:-6px}.nav-toggle span:after{top:6px}
.hero{position:relative;overflow:hidden;background:#371f2d;color:#fff;min-height:492px;display:flex;align-items:center}.hero-media{position:absolute;inset:0;background:linear-gradient(90deg,rgba(33,20,29,.93) 0%,rgba(48,26,39,.79) 47%,rgba(55,31,45,.28) 100%),url("<?= htmlspecialchars($coverSvg(2, '精选内容'), ENT_QUOTES, 'UTF-8') ?>") center 42%/cover no-repeat}.hero-inner{position:relative;z-index:1;padding:70px 0 66px}.hero-copy{max-width:690px}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:#f5d4cf;font-size:14px;font-weight:650;margin-bottom:18px}.eyebrow:before{content:"";width:27px;height:2px;background:var(--coral)}h1{font-size:clamp(38px,5vw,62px);line-height:1.16;margin:0 0 16px;font-weight:850;max-width:700px}.hero-highlight{background:linear-gradient(100deg,#f6b2a1,#f5d59a);color:transparent;background-clip:text;-webkit-background-clip:text}.hero-subtitle{font-size:19px;color:#fff;margin:0 0 12px;font-weight:650}.hero-description{font-size:15px;color:#eddee4;max-width:650px;margin:0 0 25px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 19px;border:1px solid transparent;border-radius:12px;font-weight:700;font-size:14px;transition:transform .18s,box-shadow .18s,background .18s,color .18s}.button:hover{transform:translateY(-2px)}.button:focus-visible{outline:3px solid #f2b49f;outline-offset:3px}.button-primary{background:linear-gradient(110deg,var(--berry),#ba4d70);color:#fff;box-shadow:0 8px 20px rgba(143,49,91,.22)}.button-primary:hover{box-shadow:0 12px 24px rgba(143,49,91,.3)}.button-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.42);color:#fff}.button-light:hover{background:rgba(255,255,255,.19)}
main{overflow:hidden}.section{padding:68px 0;border-bottom:1px solid rgba(234,223,226,.7)}.section:nth-of-type(even){background:#fff}.section-heading{max-width:770px;margin:0 0 30px}.section-heading h2{font-size:30px;line-height:1.3;margin:0 0 11px;color:#33252d}.section-heading p{margin:0;color:var(--muted);font-size:15px}.section-kicker{font-size:12px;letter-spacing:0;color:var(--berry);font-weight:800;text-transform:none;display:block;margin-bottom:8px}.pain-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}.pain-aside{padding:28px;background:#f4e9ee;border-radius:var(--radius);border-left:4px solid var(--berry)}.pain-aside strong{font-size:21px;line-height:1.5;display:block;color:var(--berry-dark)}.pain-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.pain-item{border-top:2px solid var(--coral);padding:17px 15px 10px}.pain-item h3{font-size:16px;margin:0 0 7px}.pain-item p{font-size:13px;color:var(--muted);margin:0}
.solution-band{background:var(--berry-dark);color:#fff;padding:35px;border-radius:var(--radius);display:grid;grid-template-columns:1fr 1.3fr;gap:36px;align-items:center}.solution-band h3{font-size:24px;line-height:1.4;margin:0}.solution-band p{color:#ead9e0;margin:0;font-size:14px}.solution-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:17px}.solution-tags span{padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.12);font-size:12px;color:#fff}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:step}.step{position:relative;padding:5px 24px 12px 0;counter-increment:step}.step:not(:last-child):after{content:"";position:absolute;top:22px;left:54px;right:14px;height:1px;background:#dfbac7}.step-number{width:42px;height:42px;border-radius:50%;background:#f1e2e8;color:var(--berry);display:grid;place-items:center;font-weight:800;margin-bottom:15px}.step-number:before{content:counter(step,decimal-leading-zero)}.step h3{font-size:16px;margin:0 0 6px}.step p{font-size:13px;color:var(--muted);margin:0;max-width:230px}
.metrics-row{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}.metric{padding:25px 22px;border-right:1px solid var(--line)}.metric:last-child{border-right:0}.metric strong{display:block;color:var(--berry-dark);font-size:24px;line-height:1.2;margin-bottom:7px}.metric span{font-size:13px;color:var(--muted)}.metric small{display:block;font-size:11px;color:#8a8085;margin-top:6px}
.recommend-band{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}.recommend-copy{padding:28px 0}.recommend-copy h3{font-size:24px;margin:0 0 12px}.recommend-copy p{color:var(--muted);font-size:14px;margin:0 0 17px}.reason-list{display:flex;gap:9px;flex-wrap:wrap}.reason-list span{font-size:12px;border:1px solid var(--line);border-radius:999px;padding:7px 11px;color:#65565e}.quote-note{background:#f5e9ed;border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;justify-content:center}.quote-note strong{font-size:19px;color:var(--berry-dark);margin-bottom:9px}.quote-note p{margin:0;color:#655b60;font-size:14px}
.scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.scenario{padding:20px 18px 20px 0;border-right:1px solid var(--line);margin-right:18px}.scenario:last-child{border:0;margin:0}.scenario b{display:block;font-size:16px;margin-bottom:7px}.scenario p{margin:0;color:var(--muted);font-size:13px}
.poster-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:22px 16px}.poster-card{min-width:0}.poster-frame{position:relative;overflow:hidden;aspect-ratio:3/4;border-radius:14px;background:#eadde1;box-shadow:var(--shadow)}.poster-frame img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.poster-card:hover .poster-frame img{transform:scale(1.045)}.poster-title{margin:10px 0 6px;font-size:14px;line-height:1.4;font-weight:730;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.poster-meta{display:flex;align-items:center;justify-content:space-between;gap:5px}.badge{display:inline-flex;align-items:center;min-height:22px;padding:2px 8px;border-radius:999px;background:#eef5d9;color:#465a28;font-size:11px;font-weight:750;white-space:nowrap}.badge-coral{background:#f9e5df;color:#9c4a39}.rating{font-size:12px;color:#756970;font-weight:700}.rating:before{content:"◆";color:#e8a14c;font-size:10px;margin-right:4px}
.track{display:grid;grid-template-columns:repeat(6,minmax(150px,1fr));gap:14px}.feature-card{position:relative;min-height:260px;overflow:hidden;border-radius:16px;background:#34212d;color:#fff}.feature-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .35s}.feature-card:hover img{transform:scale(1.04)}.feature-card:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(22,15,19,.88))}.feature-text{position:absolute;z-index:1;left:15px;right:12px;bottom:15px}.feature-text h3{font-size:15px;margin:0 0 4px}.feature-text p{font-size:11px;color:#f0dfe4;margin:0}
.category-list{border-top:1px solid var(--line)}.category-link{display:grid;grid-template-columns:55px 1fr 2fr 24px;gap:18px;align-items:center;padding:18px 8px;border-bottom:1px solid var(--line);transition:background .2s,padding .2s}.category-link:hover{background:#fff;padding-left:15px;padding-right:15px}.category-index{color:#c18296;font-size:13px;font-weight:800}.category-link h3{font-size:16px;margin:0}.category-link p{font-size:13px;color:var(--muted);margin:0}.category-arrow{color:var(--berry);font-size:20px}
.topic-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.topic-main{min-height:305px;position:relative;overflow:hidden;border-radius:var(--radius);background:#3a2633;color:#fff}.topic-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.topic-main:after{content:"";position:absolute;inset:30% 0 0;background:linear-gradient(transparent,rgba(25,15,20,.86))}.topic-main-copy{position:absolute;z-index:1;left:25px;right:25px;bottom:23px}.topic-main-copy h3{font-size:23px;margin:0 0 5px}.topic-main-copy p{font-size:13px;color:#f4e5e9;margin:0}.topic-side{display:grid;grid-template-rows:1fr 1fr;gap:14px}.topic-small{display:flex;align-items:center;gap:16px;padding:15px;background:#fff;border:1px solid var(--line);border-radius:14px}.topic-small img{width:90px;height:84px;object-fit:cover;border-radius:10px}.topic-small h3{font-size:15px;margin:0 0 5px}.topic-small p{font-size:12px;color:var(--muted);margin:0}
.ranking-layout{display:grid;grid-template-columns:1fr 240px;gap:32px}.ranking-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.ranking-list li{display:grid;grid-template-columns:38px 1fr 120px 65px 90px;gap:12px;align-items:center;min-height:51px;border-bottom:1px solid var(--line);font-size:13px}.rank-number{font-weight:850;color:#a29198}.ranking-list li:nth-child(-n+3) .rank-number{color:var(--berry)}.rank-name{font-weight:700}.rank-tag{font-size:11px;color:#796d73}.rank-note{background:#f4e9ed;border-radius:14px;padding:20px;align-self:start}.rank-note strong{display:block;color:var(--berry-dark);font-size:15px;margin-bottom:8px}.rank-note p{font-size:12px;color:#71666c;margin:0}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 28px}.news-item{display:grid;grid-template-columns:102px 1fr;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}.news-thumb{width:102px;height:76px;border-radius:10px;object-fit:cover}.news-item time{font-size:11px;color:#9a7b88}.news-item h3{font-size:15px;line-height:1.4;margin:3px 0 4px}.news-item p{font-size:12px;color:var(--muted);margin:0}
.indicator-band{background:#36222e;color:#fff;border-radius:var(--radius);padding:30px;display:grid;grid-template-columns:1fr 2fr;gap:35px;align-items:center}.indicator-band h3{font-size:21px;margin:0 0 8px}.indicator-band p{font-size:12px;color:#d8c7ce;margin:0}.indicator-items{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.indicator-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.22)}.indicator-item b{font-size:21px;display:block;color:#f4b49f}.indicator-item span{font-size:12px;color:#e3d5db}
.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;list-style:none;padding:18px 38px 18px 4px;font-weight:700;font-size:15px;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:8px;top:14px;color:var(--berry);font-size:22px}.faq-list details[open] summary:after{content:"−"}.faq-list summary:focus-visible{outline:2px solid var(--coral);outline-offset:3px}.faq-list details p{margin:0;padding:0 40px 19px 4px;color:var(--muted);font-size:14px;max-width:900px}
.final-cta{padding:56px 0;background:linear-gradient(110deg,#7c2b50,#a84968);color:#fff}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-inner h2{font-size:27px;margin:0 0 6px}.cta-inner p{margin:0;color:#f1dce4;font-size:14px}.cta-inner .button{background:#fff;color:var(--berry-dark);min-width:150px}
.site-footer{background:#241d22;color:#f5edf0;padding:48px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:34px}.footer-brand{font-size:17px;font-weight:800;display:flex;align-items:center;gap:10px;margin-bottom:13px}.footer-brand .brand-mark{width:36px;height:36px}.footer-intro{max-width:300px;color:#c8bbc1;font-size:12px;margin:0}.footer-column h3{font-size:13px;margin:4px 0 13px;color:#fff}.footer-column a,.footer-column span{display:block;color:#c8bbc1;font-size:12px;margin:8px 0;transition:color .2s}.footer-column a:hover{color:#f2b49f}.copyright{border-top:1px solid rgba(255,255,255,.13);padding-top:16px;display:flex;justify-content:space-between;gap:15px;color:#a99da3;font-size:11px}
@media(max-width:1024px){.nav{gap:14px}.nav-links a{padding-inline:8px;font-size:13px}.poster-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.track{grid-template-columns:repeat(3,minmax(0,1fr))}.track .feature-card:nth-child(n+4){display:none}.ranking-layout{grid-template-columns:1fr 200px}}
@media(max-width:768px){.container{width:min(100% - 36px,var(--container))}.nav{height:68px}.nav-toggle{display:block}.nav-links{display:none;position:absolute;top:67px;left:0;right:0;background:var(--paper);padding:10px 18px 16px;border-bottom:1px solid var(--line);box-shadow:0 12px 18px rgba(42,27,35,.07);flex-wrap:wrap;gap:3px}.nav-links.is-open{display:flex}.nav-links a{flex:1 1 28%;text-align:center;min-height:44px;display:grid;place-items:center}.hero{min-height:460px}.hero-inner{padding:56px 0}.hero-media{background:linear-gradient(90deg,rgba(33,20,29,.93),rgba(48,26,39,.73)),url("<?= htmlspecialchars($coverSvg(2, '精选内容'), ENT_QUOTES, 'UTF-8') ?>") center/cover no-repeat}.section{padding:54px 0}.section-heading h2{font-size:26px}.pain-layout{grid-template-columns:1fr;gap:22px}.pain-list{grid-template-columns:repeat(3,1fr)}.solution-band{grid-template-columns:1fr;gap:16px;padding:25px}.steps{grid-template-columns:repeat(2,1fr);row-gap:24px}.step:nth-child(2):after{display:none}.metrics-row{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.recommend-band{grid-template-columns:1fr 1fr;gap:15px}.scenario-grid{grid-template-columns:repeat(2,1fr)}.scenario:nth-child(2){border-right:0}.scenario:nth-child(n+3){border-top:1px solid var(--line)}.topic-layout{grid-template-columns:1fr}.topic-main{min-height:270px}.topic-side{grid-template-columns:1fr 1fr;grid-template-rows:auto}.ranking-layout{grid-template-columns:1fr}.rank-note{display:none}.indicator-band{grid-template-columns:1fr;gap:20px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.container{width:calc(100% - 30px)}.brand{font-size:14px;gap:8px}.brand-mark{width:36px;height:36px;border-radius:11px}.hero{min-height:480px}.hero-inner{padding:48px 0}.hero-copy{max-width:100%}h1{font-size:39px}.hero-subtitle{font-size:17px}.hero-description{font-size:14px}.hero-actions{gap:9px}.button{min-height:46px;padding-inline:14px}.section{padding:45px 0}.section-heading{margin-bottom:24px}.section-heading h2{font-size:23px}.pain-aside{padding:21px}.pain-aside strong{font-size:18px}.pain-list{grid-template-columns:1fr;gap:12px}.pain-item{padding:11px 12px}.steps{grid-template-columns:1fr;gap:17px}.step{display:grid;grid-template-columns:44px 1fr;column-gap:12px;padding:0}.step-number{grid-row:span 2;margin:0}.step:not(:last-child):after{display:none}.step h3{align-self:end}.step p{max-width:none}.metric{padding:19px 15px}.metric strong{font-size:21px}.recommend-band{grid-template-columns:1fr}.recommend-copy{padding:5px 0}.quote-note{padding:21px}.scenario{padding:16px 12px 16px 0;margin-right:12px}.scenario b{font-size:14px}.scenario p{font-size:12px}.poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 13px}.poster-frame{border-radius:12px}.poster-title{font-size:13px}.track{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.track .feature-card{min-height:230px}.track .feature-card:nth-child(n+5){display:none}.category-link{grid-template-columns:32px 1fr 20px;gap:10px;padding:15px 4px}.category-link p{grid-column:2;grid-row:2}.category-arrow{grid-column:3;grid-row:1/3}.topic-side{grid-template-columns:1fr}.topic-small{min-height:100px}.ranking-list li{grid-template-columns:30px 1fr 73px 45px;gap:7px;font-size:12px}.ranking-list li .rank-tag{display:none}.news-grid{grid-template-columns:1fr}.news-item{grid-template-columns:88px 1fr;gap:12px}.news-thumb{width:88px;height:68px}.indicator-band{padding:22px}.indicator-items{gap:8px}.indicator-item{padding-left:9px}.indicator-item b{font-size:18px}.indicator-item span{font-size:11px}.cta-inner{align-items:flex-start;flex-direction:column}.cta-inner h2{font-size:23px}.footer-grid{gap:24px 18px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{flex-direction:column;gap:4px}.nav-links a{flex-basis:30%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}