:root{--navy:#061a38;--navy2:#0b2b58;--blue:#1769e0;--blue2:#2563eb;--green:#16a05d;--ink:#152a4d;--muted:#65748b;--bg:#f5f8fc;--card:#fff;--line:#e2e8f0;--gold:#f4b942;--shadow:0 14px 38px rgba(20,45,85,.09);--radius:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}a{color:inherit}.wrap{width:min(1180px,calc(100% - 32px));margin:auto}
.nav{position:sticky;top:0;z-index:100;background:rgba(6,26,56,.98);color:#fff;border-bottom:1px solid rgba(255,255,255,.09)}.navin{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:max-content}.logo{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#45b7ff,#1d67e8);display:grid;place-items:center;box-shadow:0 8px 24px rgba(29,103,232,.3);font-weight:900;color:#fff}.brand strong{display:block;font-size:16px;letter-spacing:.01em}.brand small{display:block;color:#c5d4e7;font-size:11px;letter-spacing:.04em}.links{display:flex;gap:5px;align-items:center;flex-wrap:wrap}.links a,.links button{color:#d9e5f5;background:none;border:0;padding:9px 10px;border-radius:9px;font-weight:750;font-size:13px;text-decoration:none;cursor:pointer}.links a:hover,.links button:hover{background:rgba(255,255,255,.08);color:#fff}
.hero-home{padding:48px 0 0;background:linear-gradient(180deg,#edf6ff 0%,#f7fbff 68%,#fff 100%);overflow:hidden}.hero-home-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:30px;align-items:center}.hero-home h1{font-size:clamp(38px,5.2vw,60px);line-height:1.05;margin:8px 0 18px;letter-spacing:-.045em;color:#17365f}.hero-home p{color:#344b6c;max-width:700px;font-size:17px;margin:0 0 20px}.hero-kicker{display:inline-flex;align-items:center;gap:8px;color:#1769e0;font-size:13px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:28px 0 25px}.stat strong{display:block;color:#1769e0;font-size:24px;line-height:1.1}.stat span{display:block;color:#4c5d76;font-size:12px;margin-top:4px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.btn{border:0;border-radius:12px;padding:12px 18px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-blue{background:var(--blue);color:#fff;box-shadow:0 7px 18px rgba(23,105,224,.2)}.btn-green{background:var(--green);color:#fff}.btn-light{background:#fff;color:var(--ink);border:1px solid #d5dfeb}.btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}.hero-art{width:100%;max-width:620px;justify-self:end}.hero-art img{display:block;width:100%;border-radius:26px;mix-blend-mode:multiply}.hero-disclaimer{margin-top:20px;padding:13px 16px;border:1px solid #f1c766;background:#fff7df;color:#5f4a14;border-radius:12px;font-size:13px}
.search-panel{margin-top:22px;background:linear-gradient(135deg,#0a2b5a,#173d79);border-radius:16px;padding:17px;color:#fff;box-shadow:0 12px 28px rgba(6,26,56,.15)}.search-panel-title{font-weight:900;font-size:14px;margin-bottom:10px}.search-row{display:flex;gap:10px}.search-row input,.searchbar input,.searchbar select{flex:1;border:1px solid #cfd9e6;border-radius:11px;padding:13px 15px;font-size:15px;outline:none;background:#fff}.quick-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}.quick-tags a{font-size:11px;color:#fff;background:rgba(255,255,255,.1);padding:5px 9px;border-radius:999px;text-decoration:none}
.section{padding:42px 0}.section h2{font-size:30px;line-height:1.2;margin:0 0 8px;color:#172d50}.section-sub,.muted{color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow);min-height:172px}.card h3{margin:8px 0 5px;font-size:15px}.card p{font-size:12px;margin:0 0 10px}.icon{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#eaf3ff;color:var(--blue);font-size:20px}.card .btn{padding:8px 11px;font-size:11px}.highlight-tool{position:relative;background:linear-gradient(135deg,#071f46,#123e79);color:#fff;border-radius:22px;padding:28px;box-shadow:0 18px 44px rgba(8,42,86,.2);overflow:hidden}.highlight-tool:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-100px;top:-110px;background:rgba(68,178,255,.12)}.highlight-tool h2{color:#fff;margin-bottom:8px}.highlight-tool p{color:#d9e8fb;max-width:800px}.tool-points{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0}.tool-point{padding:11px 13px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);border-radius:12px;font-size:12px;color:#e6f0ff}.popular-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.popular-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}.popular-thumb{height:118px;background:linear-gradient(135deg,#eaf3ff,#eef7ff);display:grid;place-items:center;font-size:42px;color:#1769e0}.popular-body{padding:16px}.popular-body h3{margin:0 0 5px;font-size:15px}.popular-body p{margin:0 0 10px;font-size:12px;color:var(--muted)}.popular-body a{color:#1769e0;font-weight:850;text-decoration:none;font-size:12px}
.panel{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:var(--shadow)}.searchbar{display:flex;gap:10px}.results{display:grid;gap:12px;margin-top:18px}.result{padding:18px;border:1px solid var(--line);border-radius:15px;background:#fff}.result h3{margin:0 0 5px;font-size:18px}.result p{margin:0;color:var(--muted)}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.chip{padding:6px 10px;border-radius:999px;background:#eef5ff;color:#1d4ed8;font-size:12px;font-weight:800}.ai{background:linear-gradient(135deg,#0b2d63,#1769e0);color:#fff;border-radius:22px;padding:28px}.ai h2{color:#fff}.ai textarea{width:100%;min-height:130px;border:0;border-radius:14px;padding:16px;font-size:16px;resize:vertical}.ai .answer{background:#fff;color:var(--ink);border-radius:16px;padding:22px;margin-top:16px;white-space:pre-wrap}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.topic{background:#fff;border:1px solid var(--line);border-radius:15px;padding:17px;text-decoration:none}.topic strong{display:block}.topic span{color:var(--muted);font-size:13px}
.article{max-width:900px;margin:42px auto;background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow)}.article h1{font-size:42px;line-height:1.15;margin:8px 0 18px}.article h2{margin-top:28px}.lead{font-size:18px;color:#42536c}.callout{border-left:4px solid var(--blue);padding:14px 18px;background:#f2f7ff;border-radius:10px;margin:20px 0}.example{border-left:4px solid var(--green);padding:14px 18px;background:#effaf4;border-radius:10px}.checklist li{margin:7px 0}.reference{margin-top:38px;padding-top:18px;border-top:1px solid var(--line);font-size:12px;color:#748096}
.section-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.section-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none}.section-card strong{color:var(--blue)}.notice{margin:22px 0;padding:14px 18px;border:1px solid #f0c36b;background:#fff7df;color:#5f4a14;border-radius:14px;font-size:14px}.ad-slot{min-height:90px;border:1px dashed #d6deea;background:#fff;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#9aa7b8;font-size:11px;margin:24px 0}.ad-slot:before{content:"Advertisement"}
.footer{padding:34px 0;background:#061a38;color:#c5d2e2;margin-top:40px}.footer a{color:#fff}.small{font-size:12px}.hidden{display:none!important}
@media(max-width:1050px){.cards{grid-template-columns:repeat(3,1fr)}.hero-home-grid{grid-template-columns:1fr}.hero-art{justify-self:center}.popular-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.links{display:none}.hero-stats{grid-template-columns:repeat(2,1fr)}.tool-points{grid-template-columns:repeat(2,1fr)}.topic-grid,.section-list{grid-template-columns:1fr 1fr}.article h1{font-size:32px}}
@media(max-width:600px){.cards,.popular-grid,.topic-grid,.section-list{grid-template-columns:1fr}.search-row,.searchbar{flex-direction:column}.wrap{width:min(100% - 20px,1180px)}.article{padding:22px}.hero-home{padding-top:30px}.hero-home h1{font-size:40px}.hero-stats{gap:12px}.tool-points{grid-template-columns:1fr}.hero-actions .btn{width:100%}}