:root{
 --primary:#176ff2;--primary-dark:#0d57c8;--cyan:#14b9d8;--navy:#0a244c;
 --text:#13233e;--muted:#65768e;--line:#dbe5f2;--soft:#f2f7fd;--white:#fff;
 --green:#168944;--amber:#b96c00;--shadow:0 18px 48px rgba(18,57,105,.11)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;min-width:320px;font-family:Inter,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:#f5f9fe}
a{color:inherit}button{font:inherit}
.skip{position:fixed;left:16px;top:-80px;z-index:100;padding:11px 16px;border-radius:10px;background:#fff;color:#0b55c5;box-shadow:0 8px 22px #0003;font-weight:800}.skip:focus{top:14px}
.site-header{min-height:82px;padding:0 5vw;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:28px;position:sticky;top:0;z-index:50}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy)}.brand img{width:52px;height:52px}.brand strong{display:block;font-size:23px}.brand small{display:block;color:#7b8ba1;margin-top:3px}
.nav{display:flex;align-items:center;gap:28px}.nav a{text-decoration:none;font-weight:750;color:#2b3e5a}.nav a[aria-current="page"],.nav a:hover{color:var(--primary)}
.actions{display:flex;align-items:center;gap:11px}.language{font-weight:800;text-decoration:none;padding:10px}.cta{background:var(--primary);color:#fff;text-decoration:none;padding:13px 20px;border-radius:12px;font-weight:850;box-shadow:0 9px 22px rgba(23,111,242,.22)}
.hero{padding:70px 5vw 64px;color:#fff;background:radial-gradient(circle at 82% 18%,rgba(55,208,229,.30),transparent 30%),linear-gradient(135deg,#082b61,#0b559c 58%,#118ac3)}
.hero-inner{max-width:1450px;margin:auto;display:grid;grid-template-columns:1.25fr .75fr;gap:46px;align-items:center}
.eyebrow{margin:0 0 12px;color:#78dfff;font-size:12px;letter-spacing:.17em;font-weight:900}.hero h1{font-size:clamp(40px,5vw,72px);letter-spacing:-.045em;line-height:1.04;margin:0}.hero p{font-size:18px;line-height:1.8;color:#d9eeff;max-width:850px}
.hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.hero-buttons a{padding:14px 21px;border-radius:12px;text-decoration:none;font-weight:850}.hero-buttons .primary{background:#fff;color:#0e5fc6}.hero-buttons .secondary{border:1px solid #ffffff55;background:#ffffff12;color:#fff}
.hero-panel{background:#ffffff12;border:1px solid #ffffff2c;border-radius:22px;padding:24px;backdrop-filter:blur(8px)}.hero-panel h2{margin:0 0 16px;font-size:19px}.hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}.hero-stat{padding:17px;border-radius:14px;background:#ffffff12}.hero-stat strong{display:block;font-size:28px}.hero-stat span{font-size:13px;color:#d5edff}
.section{max-width:1450px;margin:auto;padding:58px 5vw}.section.alt{max-width:none;background:#fff}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:24px}.section h2{font-size:34px;margin:0}.section-intro{color:var(--muted);line-height:1.7;max-width:760px;margin:8px 0 0}.section-link{text-decoration:none;color:var(--primary);font-weight:850}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tool-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 10px 30px rgba(28,65,109,.06);display:flex;flex-direction:column;min-height:250px}.tool-card:hover{transform:translateY(-3px);border-color:#91baf0;box-shadow:var(--shadow)}
.tool-icon{width:50px;height:50px;border-radius:15px;display:grid;place-items:center;background:#e9f3ff;color:var(--primary);font-weight:900;margin-bottom:17px}.tool-card h3{font-size:20px;margin:0 0 8px}.tool-card p{color:var(--muted);line-height:1.65;margin:0 0 18px}.tool-tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px}.tool-tags span{font-size:12px;color:#285d9c;background:#eef5ff;border-radius:999px;padding:6px 9px}.tool-card a.open{margin-top:auto;text-decoration:none;color:#fff;background:var(--primary);border-radius:11px;padding:12px 15px;font-weight:850;text-align:center}.tool-card.planned{box-shadow:none;border-style:dashed;background:#fbfdff}.tool-card.planned .tool-icon{background:#eef1f5;color:#6f7f91}.tool-card.planned .status{margin-top:auto;color:#8b6200;background:#fff3d9;border-radius:10px;padding:11px;text-align:center;font-weight:800}
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.category{padding:22px;border:1px solid var(--line);border-radius:17px;background:#fff}.category strong{display:block;margin-bottom:8px}.category p{color:var(--muted);line-height:1.6;margin:0}
.standard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.standard-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.standard-card strong{display:block;color:#1559ac;margin-bottom:8px}.standard-card p{margin:0;color:var(--muted);line-height:1.6}
.notice{padding:18px 20px;background:#eaf4ff;border:1px solid #b9d5f6;border-radius:15px;color:#345777;line-height:1.7}
.roadmap{display:grid;grid-template-columns:1fr;gap:12px}.roadmap-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px}.roadmap-item span{font-size:12px;color:var(--primary);font-weight:900}.roadmap-item strong{display:block;margin:8px 0}.roadmap-item small{color:var(--muted);line-height:1.5}
.page-hero{padding:48px 5vw;color:#fff;background:linear-gradient(135deg,#0a326e,#0c6eb7)}.page-hero-inner{max-width:1450px;margin:auto}.page-hero h1{margin:0;font-size:44px}.page-hero p{color:#dcefff;line-height:1.75;max-width:850px}
.breadcrumb{max-width:1450px;margin:auto;padding:13px 5vw;color:#6b7c91;font-size:13px}.breadcrumb a{text-decoration:none;color:#2369c7}
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}.filter{border:1px solid #bdd0e7;background:#fff;color:#365573;border-radius:999px;padding:9px 14px;font-weight:800;cursor:pointer}.filter.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.policy{max-width:1000px;margin:auto;padding:50px 5vw 70px}.policy h1{font-size:42px}.policy h2{margin-top:34px}.policy p,.policy li{color:#53677f;line-height:1.8}
footer{background:#09244d;color:#d9e9fa;padding:34px 5vw}.footer-inner{max-width:1450px;margin:auto;display:grid;grid-template-columns:1fr auto auto;gap:28px;align-items:center}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.footer-links a{text-decoration:none}.footer-links a:hover{text-decoration:none}
@media(max-width:1100px){.nav{display:none}.hero-inner{grid-template-columns:1fr}.tool-grid{grid-template-columns:1fr 1fr}.category-grid,.standard-grid{grid-template-columns:1fr 1fr}.roadmap{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:680px){.site-header{padding:12px 18px}.brand strong{font-size:19px}.brand small{display:none}.brand img{width:44px;height:44px}.cta{display:none}.hero{padding:45px 20px}.hero p{font-size:16px}.section{padding:42px 18px}.section-head{display:block}.tool-grid,.category-grid,.standard-grid,.roadmap{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr;text-align:center}.footer-links{justify-content:center}.page-hero{padding:38px 20px}.breadcrumb{padding-left:20px;padding-right:20px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}

/* V1.7.1 launch-ready category navigation and rendering optimizations */
.category-link-grid .category{display:flex;flex-direction:column;min-height:178px;text-decoration:none;transition:.18s ease}.category-link-grid .category:hover{transform:translateY(-3px);border-color:#91baf0;box-shadow:var(--shadow)}.category-meta{margin-top:auto;padding-top:14px;color:var(--primary);font-weight:850}.filter{display:inline-flex;align-items:center;gap:6px}.filter-count{display:inline-grid;place-items:center;min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:#eef5ff;color:#285d9c;font-size:11px}.filter.active .filter-count{background:#ffffff2b;color:#fff}.filter-status{margin:-10px 0 20px;color:var(--muted);font-size:13px}.tool-card,.category,.standard-card,.roadmap-item{content-visibility:auto;contain-intrinsic-size:260px}.tool-card[hidden]{display:none!important}