:root{--navy:#102036;--accent:#3682AE;--bg:#F4F7FA;--card:#fff;--text:#1d2b3a;--ink:#102036;--muted:#5B6B78;--line:#E2E8ED;--tint:rgba(54,130,174,.12);--link:#2B6E96}
@media (prefers-color-scheme:dark){:root{--bg:#0B1626;--card:#132238;--text:#D7E1EA;--ink:#E8EEF5;--muted:#9FB0BD;--line:#22364F;--link:#6DB4DE}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--link)}
img{max-width:100%;display:block}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;letter-spacing:-.01em}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.top{background:var(--navy);position:sticky;top:0;z-index:5}
.bar{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo img{height:38px;width:auto}
.top nav{display:flex;align-items:center;gap:20px}
.top nav a{color:#DCE8F2;text-decoration:none;font-weight:500}
.top nav a:hover{color:#fff}
.btn{background:var(--accent);color:#fff!important;padding:8px 16px;border-radius:999px;text-decoration:none;font-weight:600}
.hero{background:linear-gradient(160deg,#102036,#1B3252);color:#fff;padding:56px 0 48px}
.hero h1{color:#fff;font-size:clamp(1.9rem,5vw,2.8rem);margin:0 0 10px}
.hero p{color:#B9C9D8;max-width:560px;margin:0 0 24px;font-size:1.05rem}
.hero.small{padding:36px 0}.hero.small p{margin:0}
#q{width:100%;max-width:560px;padding:14px 18px;border-radius:12px;border:0;font:inherit;background:#fff;color:#102036}
.sec{font-size:1.25rem;margin:36px 0 14px}
.sec span{color:var(--muted);font-weight:400;font-size:.9rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px}
.card,.feat{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--text);display:block;transition:box-shadow .15s,transform .15s}
.card:hover,.feat:hover{box-shadow:0 8px 24px rgba(16,32,54,.14);transform:translateY(-2px)}
.card[hidden]{display:none}
.card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.cb{padding:16px 18px 18px}
.card h3{font-size:1.05rem;margin:10px 0 6px}
.card p,.feat p{margin:0 0 10px;color:var(--muted);font-size:.93rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
small{color:var(--muted)}
.tag{display:inline-block;background:var(--c);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:999px;text-decoration:none}
.feat{display:grid;grid-template-columns:1.2fr 1fr}
.feat img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9}
.feat .cb{padding:28px;align-self:center}
.feat h3{font-size:1.6rem;margin:12px 0 10px}
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}
.cats a{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--c);border-radius:12px;padding:14px 16px;text-decoration:none;display:flex;flex-direction:column}
.cats b{color:var(--ink)}.cats span{color:var(--muted);font-size:.85rem}
.cats a:hover{box-shadow:0 6px 18px rgba(16,32,54,.12)}
.post{max-width:740px;padding-top:36px}
.post h1{font-size:clamp(1.7rem,4.5vw,2.4rem);margin:14px 0 8px}
.meta{color:var(--muted);margin:0 0 20px}
.cover{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:16px;margin-bottom:22px}
.lede{font-size:1.15rem;color:var(--muted);margin:0 0 8px}
.body{font-size:1.07rem;line-height:1.78}
.body h2{font-size:1.5rem;margin:2.2em 0 .6em}
.body h3{font-size:1.2rem;margin:1.6em 0 .4em}
.body ul{padding-left:1.3em}.body li{margin:.45em 0}
.body li::marker{color:var(--accent)}
.steps{list-style:none;padding:20px 18px 6px;margin:1.4em 0;background:var(--tint);border:1px solid var(--line);border-radius:18px;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:0 0 18px 48px;margin:0}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;background:var(--navy);color:#6DB4DE;font-weight:700;display:grid;place-items:center}
.steps li:not(:last-child)::after{content:"";position:absolute;left:15px;top:36px;bottom:4px;width:2px;background:rgba(54,130,174,.45)}
.steps h4{margin:2px 0 2px;font-size:1.05rem}.steps p{margin:0;font-size:.98rem}
.callout{background:var(--tint);border-left:4px solid var(--accent);border-radius:12px;padding:14px 18px;margin:1.4em 0}
.callout b{display:block;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--link);margin-bottom:4px}
.callout p{margin:0;font-size:.98rem}
.appcta{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--navy);color:#DCE8F2;border-radius:16px;padding:18px 22px;margin:40px 0 0}
.foot{margin-top:56px;border-top:1px solid var(--line);padding:22px 0;color:var(--muted);font-size:.9rem}
.foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media (max-width:760px){.feat{grid-template-columns:1fr}.feat .cb{padding:18px}.feat h3{font-size:1.25rem}.hero{padding:36px 0 32px}}