/* ====== Global Theme ====== */
:root{
  --bg:#0f172a;            /* slate-900 */
  --surface:#0b1026;       /* deeper */
  --brand:#10b981;         /* emerald */
  --brand-2:#22d3ee;       /* cyan */
  --text:#e5e7eb;          /* gray-200 */
  --muted:#94a3b8;         /* slate-400 */
  --card:#11173a;          /* bluish */
  --ring: rgba(34,211,238,.35);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font:16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(34,211,238,.15), transparent 70%),
    radial-gradient(1000px 600px at -10% 10%, rgba(16,185,129,.15), transparent 60%),
    var(--bg);
}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:24px}

/* ====== Navbar ====== */
.navbar{position:sticky;top:0;z-index:40;background:rgba(11,16,38,.75);backdrop-filter: blur(10px);border-bottom:1px solid rgba(148,163,184,.1)}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;gap:10px;align-items:center;font-weight:800;letter-spacing:.3px}
.logo{width:34px;height:34px;border-radius:10px;background:conic-gradient(from 200deg,var(--brand),var(--brand-2));box-shadow:0 0 0 3px rgba(16,185,129,.25)}
.cta{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#001f1a;font-weight:700;border:none;border-radius:999px;padding:10px 16px;box-shadow:var(--shadow);cursor:pointer}
.cta:hover{filter:brightness(1.05)}

/* ====== Hero ====== */
.hero{display:grid;gap:22px;align-items:center;padding:56px 0}
.hero h1{font-size:clamp(28px,5vw,48px);line-height:1.05;margin:0}
.hero p{color:var(--muted);margin:6px 0 0}
.hero-card{margin-top:14px;display:flex;flex-wrap:wrap;gap:12px}
.pill{border:1px solid rgba(148,163,184,.25);border-radius:999px;padding:6px 10px;color:#cbd5e1}

/* ====== Cards ====== */
.grid{display:grid;gap:18px;grid-template-columns:repeat(12,1fr)}
.col-4{grid-column:span 12}
@media(min-width:768px){.col-4{grid-column:span 4}}
.card{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));border:1px solid rgba(148,163,184,.15);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.media{aspect-ratio:16/9;background:
  linear-gradient(120deg, rgba(34,211,238,.25), rgba(16,185,129,.25)),
  radial-gradient(600px 220px at 20% 10%, rgba(255,255,255,.07), transparent 60%),
  var(--card);
  display:flex;align-items:center;justify-content:center
}
.media svg{width:64%;max-width:420px;opacity:.9}
.card-body{padding:18px}
.title{font-size:20px;font-weight:800;margin:0 0 6px}
.specs{margin:0 0 14px;color:var(--muted)}
.features{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}
.chip{background:rgba(148,163,184,.15);border:1px solid rgba(148,163,184,.2);color:#cbd5e1;border-radius:999px;padding:6px 10px;font-size:13px}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;border:none;border-radius:12px;padding:12px 14px;font-weight:800;cursor:pointer;background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#052016;box-shadow:var(--shadow)}
.btn:focus{outline:3px solid var(--ring);outline-offset:2px}

/* ====== Footer ====== */
footer{border-top:1px solid rgba(148,163,184,.12);color:var(--muted);padding:24px 0;margin-top:32px}
.footer-inner{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}

/* ====== Notes ====== */
.note{color:var(--muted);margin-top:12px;font-size:14px}

/* ====== Modal ====== */
.backdrop{position:fixed;inset:0;background:rgba(2,6,23,.65);backdrop-filter: blur(4px);display:none;align-items:center;justify-content:center;padding:20px;z-index:50}
.dialog{width:100%;max-width:520px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(148,163,184,.2);border-radius:16px;box-shadow:var(--shadow)}
.dialog header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid rgba(148,163,184,.15)}
.dialog h3{margin:0;font-size:18px}
.dialog .content{padding:16px}
.dialog label{display:block;margin:10px 0 4px;color:#cbd5e1}
.dialog input, .dialog textarea, .dialog select{width:100%;border-radius:10px;border:1px solid rgba(148,163,184,.3);background:#0f172a;color:var(--text);padding:10px}
.dialog .actions{display:flex;gap:10px;justify-content:flex-end;padding:14px 16px;border-top:1px solid rgba(148,163,184,.15)}
.close{background:transparent;color:var(--muted);border:none;font-weight:700;cursor:pointer}
.pill-wa{border:none;background:rgba(34,211,238,.15)}