*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0b1220;--panel:#121b2e;--line:#22304a;--txt:#e6ebf3;--mut:#93a1b8;--acc:#f59e0b;--acc2:#38bdf8}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--txt);line-height:1.55}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.draft{background:var(--acc);color:#111;text-align:center;font-size:13px;font-weight:700;padding:6px 10px;letter-spacing:.3px}
header{position:sticky;top:0;z-index:5;background:rgba(11,18,32,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px}
.logo .mark{width:36px;height:36px;border:2px dashed var(--mut);border-radius:8px;display:grid;place-items:center;font-size:9px;color:var(--mut);text-align:center;line-height:1.1}
.links{display:flex;gap:26px;font-size:15px;color:var(--mut)}
.links a:hover,.links a.on{color:var(--txt)}
.btn{display:inline-block;background:var(--acc);color:#111;font-weight:700;padding:12px 22px;border-radius:8px;border:0;cursor:pointer;font-size:15px}
.btn.ghost{background:transparent;color:var(--txt);border:1px solid var(--line)}
.btn.sm{padding:9px 16px;font-size:14px}
.hero{padding:72px 0 64px;background:radial-gradient(800px 400px at 80% 20%,rgba(56,189,248,.12),transparent),linear-gradient(180deg,#0b1220,#0e172a)}
.hero .g{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.tag{display:inline-block;font-size:12px;font-weight:700;color:var(--acc2);border:1px solid rgba(56,189,248,.35);padding:4px 10px;border-radius:999px;margin-bottom:16px;letter-spacing:.5px;text-transform:uppercase}
h1{font-size:46px;line-height:1.1;font-weight:800;letter-spacing:-.5px}
h1 span{color:var(--acc)}
.lead{color:var(--mut);font-size:18px;margin:18px 0 28px;max-width:540px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
section{padding:64px 0}
h2{font-size:30px;font-weight:800;margin-bottom:8px}
.sub{color:var(--mut);margin-bottom:30px}
.ex{font-size:12px;color:var(--acc);font-weight:700}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:border-color .2s}
.card:hover{border-color:var(--acc)}
.card .ph{background:linear-gradient(135deg,#16223a,#0f1828);aspect-ratio:4/3;display:grid;place-items:center;border-bottom:1px solid var(--line)}
.card .body{padding:18px;display:flex;flex-direction:column;gap:12px;flex:1}
.card h3{font-size:18px}
.specs{display:grid;grid-template-columns:1fr 1fr;gap:8px;font-size:13px}
.specs div{background:#0d1526;border:1px solid var(--line);border-radius:8px;padding:8px 10px}
.specs b{display:block;color:var(--mut);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.4px}
.card .more{margin-top:auto;color:var(--acc);font-weight:700;font-size:14px}
.why{background:#0e172a;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.why .grid{grid-template-columns:repeat(4,1fr)}
.why .it{padding:20px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.why .ic{width:40px;height:40px;border-radius:10px;background:rgba(245,158,11,.12);display:grid;place-items:center;margin-bottom:12px}
.why h3{font-size:16px;margin-bottom:6px}.why p{color:var(--mut);font-size:14px}
.contact .g{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px}
form{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{font-size:13px;color:var(--mut);display:flex;flex-direction:column;gap:6px}
label.full{grid-column:1/-1}
input,textarea{background:#0d1526;border:1px solid var(--line);border-radius:8px;padding:12px;color:var(--txt);font:inherit}
input:focus,textarea:focus{outline:2px solid var(--acc);border-color:transparent}
textarea{min-height:120px;resize:vertical}
.info p{color:var(--mut);margin-bottom:10px}
.info .row{display:flex;gap:10px;align-items:center;margin:10px 0;color:var(--txt)}
.ph-txt{color:var(--mut);font-style:italic}
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--mut);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
/* detail */
.crumb{color:var(--mut);font-size:14px;padding:24px 0 0}.crumb a{color:var(--acc2)}
.det{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:24px 0 56px}
.main-ph{background:linear-gradient(135deg,#16223a,#0f1828);border:1px solid var(--line);border-radius:14px;aspect-ratio:4/3;display:grid;place-items:center}
.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.thumbs div{aspect-ratio:1;border:1px dashed var(--line);border-radius:10px;display:grid;place-items:center;color:var(--mut);font-size:12px;background:#0f1828}
table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
td{padding:11px 12px;border-bottom:1px solid var(--line)}
td:first-child{color:var(--mut);width:45%}
tr:nth-child(odd) td{background:rgba(255,255,255,.02)}
.dl{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.menu{display:none;background:none;border:1px solid var(--line);color:var(--txt);border-radius:8px;padding:8px 10px;font-size:18px}
@media(max-width:900px){.grid{grid-template-columns:1fr 1fr}.why .grid{grid-template-columns:1fr 1fr}.hero .g,.contact .g,.det{grid-template-columns:1fr}}
@media(max-width:640px){h1{font-size:32px}.lead{font-size:16px}.links,.nav .btn{display:none}.menu{display:block}.grid,.why .grid{grid-template-columns:1fr}form{grid-template-columns:1fr}section{padding:48px 0}.hero{padding:44px 0}h2{font-size:24px}}