:root{--navy:#061f46;--navy2:#092b62;--blue:#0f4fa6;--gold:#f5c766;--gold2:#ffe7aa;--red:#e31825;--text:#071b3d;--muted:#60708b;--line:#e8eef7;--bg:#f5f8fd;--white:#fff;--shadow:0 18px 45px rgba(3,22,54,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.75;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,92vw);margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(16px);box-shadow:0 1px 0 rgba(9,39,91,.08)}.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand img{width:220px;height:auto}.nav{display:flex;align-items:center;gap:22px;font-weight:700;color:#061f46;white-space:nowrap}.nav a{position:relative;padding:26px 0}.nav a:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:3px;background:var(--gold);border-radius:3px;transform:scaleX(0);transition:.25s}.nav a:hover:after,.nav a.active:after{transform:scaleX(1)}.header-actions{display:flex;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:44px;padding:0 22px;border-radius:9px;border:1px solid rgba(8,36,84,.2);font-weight:800;cursor:pointer;transition:.2s;background:#fff}.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(3,22,54,.12)}.btn-primary{background:var(--navy);color:#fff;border-color:var(--navy)}.btn-gold{background:linear-gradient(180deg,#ffedbd,#f4c45e);color:#1b2742;border:0;box-shadow:0 10px 26px rgba(245,199,102,.28)}.menu-toggle{display:none;background:transparent;border:0;font-size:28px;color:var(--navy)}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 75% 38%,rgba(255,205,94,.26),transparent 26%),linear-gradient(115deg,#061b3e 0%,#06285c 50%,#071f43 100%);color:#fff;padding:58px 0 92px}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(0,0,0,.18));pointer-events:none}.hero-grid{position:relative;display:grid;grid-template-columns:1fr 420px;gap:42px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--gold2);font-weight:800;letter-spacing:.04em;margin-bottom:10px}.hero h1{font-size:52px;line-height:1.12;margin:0 0 16px;color:#ffe39b;text-shadow:0 8px 25px rgba(0,0,0,.18)}.hero .sub{font-size:30px;font-weight:900;line-height:1.25;margin:0 0 14px}.hero p{font-size:18px;color:#dce8fb;margin:0 0 28px}.hero-card{min-height:340px;border:1px solid rgba(255,214,129,.35);border-radius:30px;padding:28px;background:linear-gradient(145deg,rgba(255,255,255,.14),rgba(255,255,255,.02));box-shadow:0 30px 80px rgba(0,0,0,.22);position:relative;overflow:hidden}.hero-card:before{content:"";position:absolute;left:-10%;bottom:0;width:120%;height:48%;background:linear-gradient(180deg,transparent,rgba(3,15,35,.65))}.skyline{position:absolute;left:0;right:0;bottom:0;height:160px;background:linear-gradient(180deg,transparent,rgba(3,16,36,.75))}.building{position:absolute;bottom:0;width:32px;background:#0a1a39;border-top:2px solid rgba(255,210,117,.4)}.building:after{content:"";position:absolute;inset:15px 7px;background:repeating-linear-gradient(180deg,#ffd26e 0 4px,transparent 4px 18px)}.tower{position:absolute;left:44%;bottom:0;width:18px;height:235px;background:linear-gradient(90deg,#1b3768,#0c1d42)}.tower:before{content:"";position:absolute;left:8px;top:-80px;width:2px;height:90px;background:#e66}.tower:after{content:"";position:absolute;left:-35px;top:56px;width:88px;height:14px;border-radius:50%;background:#e3485b}.pc28-badge{position:absolute;right:40px;top:34px;width:224px;height:224px;border-radius:50%;background:#fff;border:6px solid rgba(255,214,129,.9);display:flex;align-items:center;justify-content:center;box-shadow:0 22px 52px rgba(0,0,0,.32);color:var(--red);font-size:48px;font-weight:900}.pc28-badge:before{content:"";position:absolute;width:150px;height:150px;background:var(--red);clip-path:polygon(50% 0,59% 35%,85% 18%,72% 45%,100% 51%,70% 63%,83% 93%,50% 72%,17% 93%,30% 63%,0 51%,28% 45%,15% 18%,41% 35%);z-index:0}.pc28-badge span{position:relative;color:#fff}.ball{position:absolute;border-radius:50%;width:68px;height:68px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:30px;font-weight:900;box-shadow:inset 0 -12px 18px rgba(0,0,0,.22),0 14px 28px rgba(0,0,0,.28)}.ball.red{background:radial-gradient(circle at 35% 28%,#ff8b8b,#e00012 62%,#990008)}.ball.blue{background:radial-gradient(circle at 35% 28%,#90c8ff,#1e63c4 62%,#073a82)}.ball.green{background:radial-gradient(circle at 35% 28%,#a4f0af,#21a951 62%,#087034)}.ball.gold{background:radial-gradient(circle at 35% 28%,#ffe7a4,#c88a18 62%,#815308)}
.main-overlap{margin-top:34px;position:relative;z-index:5}.grid-2{display:grid;grid-template-columns:2fr .95fr;gap:22px}.panel{background:#fff;border-radius:18px;box-shadow:var(--shadow);border:1px solid rgba(8,36,84,.08)}.panel-head{padding:20px 26px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}.panel h2,.panel h3{margin:0}.draw-box{padding:22px 26px}.period{font-weight:900;color:#071b3d}.date{color:var(--muted);font-size:14px}.numbers{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin:22px 0 6px}.num{width:46px;height:46px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#3f86df,#0e4aa6);color:#fff;font-weight:900;font-size:21px;box-shadow:inset 0 -8px 14px rgba(0,0,0,.18),0 8px 14px rgba(14,74,166,.2)}.num.special{background:linear-gradient(180deg,#ff6d6d,#e11118)}.plus{font-size:34px;font-weight:900;color:#061f46}.label-row{display:flex;justify-content:center;gap:250px;color:#43506b;font-size:13px;margin-bottom:18px}.table-wrap{overflow:auto}.data-table{width:100%;border-collapse:collapse;min-width:640px}.data-table th,.data-table td{padding:11px 12px;border-bottom:1px solid #edf2f8;text-align:center}.data-table th{background:#f6f8fc;color:#243854;font-weight:800}.mini-num{display:inline-flex;width:24px;height:24px;border-radius:50%;align-items:center;justify-content:center;background:#1f63c7;color:#fff;font-size:12px;font-weight:800;margin:0 2px}.mini-num.red{background:#e31825}.prediction-card{background:linear-gradient(150deg,#082556,#063a7c);color:#fff;border:1px solid rgba(255,214,129,.65);border-radius:18px;padding:24px;box-shadow:var(--shadow)}.prediction-card h2{margin:0 0 18px;color:#fff}.feature-list{display:grid;gap:16px;margin-bottom:22px}.feature-item{display:flex;gap:14px;align-items:flex-start}.feature-icon{width:38px;height:38px;border-radius:50%;border:1px solid var(--gold);display:flex;align-items:center;justify-content:center;color:var(--gold);flex:0 0 auto}.feature-item b{display:block}.feature-item span{color:#dae7ff;font-size:14px}.side-banner{margin-top:18px;border-radius:16px;overflow:hidden;padding:26px;background:radial-gradient(circle at 70% 50%,rgba(255,228,153,.35),transparent 28%),linear-gradient(135deg,#8c5106,#d58b18);color:#fff}.side-banner h3{font-size:28px;margin:0 0 4px;color:#fff}.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:22px 0 36px;overflow:hidden}.trust-item{padding:28px 24px;display:flex;gap:18px;align-items:center;border-right:1px solid var(--line)}.trust-item:last-child{border-right:0}.trust-icon{width:68px;height:68px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-size:32px;flex:0 0 auto}.section{padding:56px 0}.section-title{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:24px}.section-title h2{font-size:32px;line-height:1.2;margin:0;color:#071b3d}.section-title p{margin:8px 0 0;color:var(--muted)}.content-card{background:#fff;border-radius:20px;padding:34px;box-shadow:var(--shadow);border:1px solid rgba(8,36,84,.08)}.rich-content h2{font-size:30px;margin:0 0 14px}.rich-content h3{font-size:22px;margin:28px 0 10px}.rich-content p{margin:0 0 14px;color:#2a3d59}.rich-content ul,.rich-content ol{padding-left:22px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}.step{background:#f7faff;border:1px solid #e4edf9;border-radius:16px;padding:20px}.step b{display:inline-flex;width:32px;height:32px;border-radius:50%;align-items:center;justify-content:center;background:var(--navy);color:#fff;margin-bottom:10px}.faq-list{display:grid;gap:14px}.faq{border:1px solid #e4edf9;border-radius:14px;background:#fff;overflow:hidden}.faq summary{cursor:pointer;padding:18px 20px;font-weight:900;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq p{margin:0;padding:0 20px 18px;color:#40516d}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.article-card{background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden;border:1px solid rgba(8,36,84,.08);display:flex;flex-direction:column}.thumb{height:150px;background:radial-gradient(circle at 70% 25%,rgba(245,199,102,.45),transparent 25%),linear-gradient(135deg,#082556,#0b4b9f);color:#fff;padding:22px;display:flex;flex-direction:column;justify-content:end}.thumb b{font-size:22px;line-height:1.2}.article-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}.article-body h3{margin:0;font-size:20px;line-height:1.35}.article-body p{margin:0;color:#5e6e89}.meta{display:flex;gap:12px;flex-wrap:wrap;color:#7b89a1;font-size:13px}.readmore{margin-top:auto;color:var(--blue);font-weight:900}.breadcrumb{font-size:14px;color:#5f6f8a;margin:18px auto;overflow-x:auto;white-space:nowrap;padding-bottom:2px}.page-hero{background:linear-gradient(135deg,#061f46,#0b4b9f);color:#fff;padding:46px 0 50px}.page-hero h1{margin:0;font-size:42px;line-height:1.2;word-break:break-word}.page-hero p{color:#dce8fb;max-width:760px;margin:12px 0 0}.page-kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 10px;color:var(--gold2);font-weight:900;letter-spacing:.04em}.page-kicker:before{content:"";width:26px;height:3px;border-radius:3px;background:var(--gold)}.layout{display:grid;grid-template-columns:1fr 310px;gap:26px}.sidebar{display:grid;gap:18px;align-content:start}.side-card{background:#fff;border-radius:18px;box-shadow:var(--shadow);padding:22px;border:1px solid rgba(8,36,84,.08)}.side-card h3{margin:0 0 12px}.side-card a{display:block;padding:10px 0;border-bottom:1px solid #edf2f8;color:#273b58}.side-card a:last-child{border-bottom:0}.pagination{display:flex;gap:8px;justify-content:center;margin:32px 0}.pagination a,.pagination span{min-width:42px;height:42px;border-radius:10px;border:1px solid #dce5f2;display:flex;align-items:center;justify-content:center;background:#fff;font-weight:800}.pagination .current{background:var(--navy);color:#fff;border-color:var(--navy)}.article-detail{background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:38px;border:1px solid rgba(8,36,84,.08)}.article-detail h1{font-size:38px;line-height:1.22;margin:0 0 12px;word-break:break-word}.article-detail h2{font-size:26px;margin:34px 0 12px}.article-detail h3{font-size:21px;margin:28px 0 10px}.article-detail p{color:#2a3d59;margin:0 0 16px}.article-detail blockquote{margin:24px 0;padding:18px 22px;border-left:4px solid var(--gold);background:#fff8e7;border-radius:0 14px 14px 0;color:#34445e}.related{margin-top:28px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.related a{display:block;background:#f7faff;border:1px solid #e4edf9;border-radius:14px;padding:16px;font-weight:800;color:#0d326d}.footer{background:#061b3e;color:#d8e5fa;margin-top:56px}.footer .container{padding:38px 0}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px}.footer h3{color:#fff;margin:0 0 10px}.footer a{display:block;color:#d8e5fa;margin:6px 0}.notice{margin-top:22px;padding-top:20px;border-top:1px solid rgba(255,255,255,.13);font-size:13px;color:#b9cae7}.tag{display:inline-flex;background:#eef5ff;color:#0b4b9f;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:800}.toolbar{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:22px}.searchbox{height:44px;border:1px solid #dce5f2;border-radius:12px;padding:0 14px;min-width:260px}.bars{display:grid;gap:12px}.bar{display:grid;grid-template-columns:80px 1fr 50px;gap:12px;align-items:center}.bar span:nth-child(2){height:12px;background:#e7edf6;border-radius:999px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,#0f4fa6,#f5c766);border-radius:999px}.install-note{background:#fff8e7;border:1px solid #ffe0a3;border-radius:14px;padding:16px;color:#4a3a15}.disclaimer{background:#fff6f6;border:1px solid #ffd7d7;border-radius:16px;padding:18px;color:#6d2525}.skip-link{position:absolute;left:-999px}.skip-link:focus{left:14px;top:14px;z-index:100;background:#fff;padding:8px 12px}
@media (max-width:980px){.header-actions{display:none}.menu-toggle{display:block}.nav{position:absolute;left:0;right:0;top:76px;background:#fff;display:none;flex-direction:column;align-items:flex-start;padding:12px 26px;gap:0;box-shadow:0 18px 30px rgba(0,0,0,.08)}.nav.show{display:flex}.nav a{padding:12px 0}.hero-grid,.grid-2,.layout{grid-template-columns:1fr}.hero h1{font-size:42px}.hero .sub{font-size:24px}.hero-card{min-height:260px}.trust-row{grid-template-columns:repeat(2,1fr)}.steps,.article-grid,.related-grid,.footer-grid{grid-template-columns:1fr}.label-row{gap:120px}.pc28-badge{right:20px;top:28px;width:170px;height:170px}.pc28-badge span{font-size:34px}.ball{width:54px;height:54px;font-size:22px}}@media (max-width:600px){.brand img{width:198px}.hero{padding:38px 0 64px}.hero h1{font-size:36px}.numbers{gap:10px}.num{width:40px;height:40px;font-size:18px}.trust-row{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid var(--line)}.content-card,.article-detail{padding:24px}.page-hero h1,.article-detail h1{font-size:30px}.toolbar{flex-direction:column;align-items:stretch}.searchbox{min-width:0;width:100%}}

/* 2026-05-28 code audit optimization */
@media (max-width:1120px){.brand img{width:205px}.nav{gap:16px}.header-actions{display:none}}
@media (max-width:1040px){.menu-toggle{display:block}.nav{position:absolute;left:0;right:0;top:76px;background:#fff;display:none;flex-direction:column;align-items:flex-start;padding:12px 26px;gap:0;box-shadow:0 18px 30px rgba(0,0,0,.08);white-space:normal}.nav.show{display:flex}.nav a{padding:12px 0}.nav a:after{bottom:6px}.grid-2,.layout{grid-template-columns:1fr}.main-overlap{margin-top:28px}.hero-grid{grid-template-columns:1fr}.hero-card{min-height:280px}.trust-row{grid-template-columns:repeat(2,1fr)}.steps,.article-grid,.related-grid,.footer-grid{grid-template-columns:1fr}}
@media (max-width:760px){.container{width:min(100% - 28px,1180px)}.hero{padding:40px 0 70px}.main-overlap{margin-top:24px}.hero h1{font-size:36px}.hero .sub{font-size:23px}.hero p{font-size:16px}.pc28-badge{right:18px;top:24px;width:152px;height:152px}.pc28-badge span{font-size:32px}.ball{width:50px;height:50px;font-size:21px}.numbers{gap:10px}.label-row{justify-content:space-between;gap:0;padding-right:28px}.data-table{min-width:620px}.trust-row{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid var(--line)}.page-hero{padding:38px 0 42px}.page-hero h1,.article-detail h1{font-size:30px}.content-card,.article-detail{padding:24px}.toolbar{flex-direction:column;align-items:stretch}.searchbox{min-width:0;width:100%}}

/* Single-site content optimization patch: keep original template, improve alignment/readability */
.section{padding-top:64px;padding-bottom:64px}.section-title{align-items:flex-end}.content-card,.article-card,.side-card,.notice{border:1px solid rgba(8,36,84,.08)}.article-grid{align-items:stretch}.article-card{height:100%;display:flex;flex-direction:column;overflow:hidden}.article-card .cover{aspect-ratio:16/9;background:#eaf1fb;display:block}.article-card .cover img{width:100%;height:100%;object-fit:cover}.article-card .body{height:100%;display:flex;flex-direction:column}.article-card .body p{flex:1}.article-card h3{min-height:3.2em}.trust-row{align-items:stretch}.trust-item{height:100%}.steps{align-items:stretch}.step{height:100%;display:flex;gap:16px;align-items:flex-start}.step p{margin:0}.rich-content h2,.content-card h2{margin-top:0}.rich-content p{font-size:17px}.faq-list details{border:1px solid rgba(8,36,84,.1);border-radius:16px;background:#fff;margin-bottom:14px;padding:16px 20px;box-shadow:0 8px 22px rgba(3,22,54,.04)}.faq-list summary{font-weight:800;color:var(--navy);cursor:pointer}.faq-list p{margin:10px 0 0;color:var(--muted)}.article-main h2{margin-top:34px}.article-content p{margin:0 0 18px}.article-content ul{padding-left:1.2em}.article-content li{margin-bottom:10px}.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:18px}.pagination{display:flex;gap:10px;justify-content:center;align-items:center;margin-top:36px}.pagination a,.pagination span{min-width:42px;height:42px;border:1px solid rgba(8,36,84,.14);display:inline-flex;align-items:center;justify-content:center;border-radius:10px;background:#fff;font-weight:800}.pagination .active{background:var(--navy);color:#fff}.home-article-list{margin-top:28px}.home-article-list .article-card h3{min-height:auto}.mini-note{font-size:14px;color:var(--muted);margin-top:10px}.clean-list{display:grid;gap:14px;margin:18px 0 0;padding:0;list-style:none}.clean-list li{background:#f7faff;border:1px solid #e8eef7;border-radius:14px;padding:14px 16px}.page-hero p{max-width:820px}.footer a{display:block;margin:8px 0;color:#dce8fb}.footer p{color:#cbd8ec}@media(max-width:760px){.hero h1{font-size:34px}.hero .sub{font-size:20px}.section{padding-top:42px;padding-bottom:42px}.article-card h3{min-height:0}.section-title{display:block}.brand img{width:170px}.header-inner{height:auto;min-height:68px}.hero-grid{grid-template-columns:1fr}.hero-card{min-height:260px}.pc28-badge{width:170px;height:170px;font-size:34px;right:26px}}

/* Spacing refinement v2: keep original template, polish page gutters/cards/modules */
.container{width:min(1180px,calc(100% - 56px));}
.header-inner{padding-left:2px;padding-right:2px;}
.section{padding-top:68px;padding-bottom:68px;}
.page-hero + .section{padding-top:46px;}
.section-title{margin-bottom:30px;}
.grid-2{gap:30px;}
.panel-head{padding:22px 28px;}
.draw-box{padding:26px 28px 28px;}
.content-card{padding:38px 40px;}
.side-card{padding:24px 24px;}
.article-detail{padding:42px 44px;}
.article-grid{gap:28px;align-items:stretch;}
.article-card{border-radius:20px;min-width:0;box-shadow:0 16px 38px rgba(3,22,54,.12);}
.article-card .cover{display:block;width:100%;aspect-ratio:16/9;overflow:hidden;background:#eaf1fb;}
.article-card .cover img{width:100%;height:100%;object-fit:cover;}
.article-card .body,.article-body{padding:24px 24px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.article-card .tag{align-self:flex-start;margin-bottom:2px;}
.article-card .body h3,.article-body h3{margin:0;font-size:20px;line-height:1.55;letter-spacing:-.01em;min-height:4.65em;}
.article-card .body p,.article-body p{margin:0;color:#485b78;font-size:16px;line-height:1.85;min-height:6.9em;}
.article-card .meta,.article-body .meta{margin-top:auto;padding-top:14px;border-top:1px solid #edf2f8;line-height:1.4;}
.home-article-list{gap:28px;}
.home-article-list .article-card h3{min-height:4.65em;}
.home-article-list .article-card .body p{min-height:6.9em;}
.pagination{margin-top:42px;margin-bottom:4px;gap:12px;}
.related-grid{gap:20px;}
.related a{padding:18px 18px;line-height:1.65;}
.faq-list{gap:16px;}
.faq-list details{padding:18px 22px;margin-bottom:0;}
.steps{gap:22px;}
.step{padding:22px 22px;}
.trust-row{gap:0;margin-top:28px;margin-bottom:42px;}
.trust-item{padding:30px 26px;}
.footer-grid{display:grid;grid-template-columns:1.25fr .9fr 1.2fr 1.05fr;gap:32px;align-items:start;}
.footer .container{padding-top:42px;padding-bottom:42px;}
.footer a{line-height:1.55;}
@media(max-width:980px){.container{width:min(94vw,720px)}.article-grid{grid-template-columns:repeat(2,1fr);gap:24px}.footer-grid{grid-template-columns:1fr 1fr}.article-card .body h3,.article-body h3{min-height:auto}.article-card .body p,.article-body p{min-height:auto}.content-card,.article-detail{padding:30px}.grid-2,.layout{gap:24px}}
@media(max-width:760px){.container{width:calc(100% - 32px)}.section{padding-top:44px;padding-bottom:44px}.page-hero + .section{padding-top:34px}.article-grid{grid-template-columns:1fr;gap:22px}.article-card .body,.article-body{padding:22px 20px 20px}.article-card .body h3,.article-body h3{font-size:19px;line-height:1.55;min-height:0}.article-card .body p,.article-body p{min-height:0}.content-card,.article-detail{padding:24px 20px}.footer-grid{grid-template-columns:1fr;gap:22px}.footer .container{padding-top:34px;padding-bottom:34px}.header-actions{display:none}.nav{gap:16px}}