:root{
  --blue:#2B6CB0;--blue2:#3B82F6;--gold:#D4A843;--ink:#0F172A;--slate:#475569;
  --silver:#94A3B8;--bg:#F8FAFC;--surface:#FFFFFF;--line:#E2E8F0;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){--bg:#0B1222;--surface:#131C31;--ink:#F8FAFC;--slate:#CBD5E1;--line:#1F2A44;--silver:#94A3B8}
}
:root[data-theme="dark"]{--bg:#0B1222;--surface:#131C31;--ink:#F8FAFC;--slate:#CBD5E1;--line:#1F2A44}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 1.02rem/1.6 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;overflow-x:hidden}
a{color:var(--blue2);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:68rem;margin:0 auto;padding:0 16px}

/* top bar */
.top{position:sticky;top:0;z-index:10;backdrop-filter:blur(10px);background:color-mix(in srgb,var(--bg) 80%,transparent);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.top img{height:36px;width:auto}
.lang a{font-weight:700;font-size:.85rem;padding:6px 10px;border-radius:999px;color:var(--slate)}
.lang a[aria-current="true"]{background:var(--blue);color:#fff}

/* hero */
.hero{position:relative;padding:88px 0 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto;height:120%;background:radial-gradient(60% 50% at 75% 20%,rgba(59,130,246,.22),transparent 70%),radial-gradient(40% 40% at 10% 80%,rgba(212,168,67,.14),transparent 70%);pointer-events:none}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin-bottom:18px}
h1{font-size:clamp(2.4rem,7.4vw,4.6rem);font-weight:850;letter-spacing:-.03em;line-height:1.02;max-width:14ch}
h1 .hl{background:linear-gradient(90deg,var(--blue2),var(--blue) 60%,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(1.05rem,2vw,1.25rem);color:var(--slate);max-width:40rem;margin-top:20px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 20px;border-radius:12px;font-weight:700;border:1px solid var(--line);color:var(--ink);background:var(--surface);cursor:pointer;font:inherit}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn.copied{border-color:var(--gold)}

/* orbit animation */
.orbit{position:absolute;right:-120px;top:50%;width:520px;height:520px;transform:translateY(-50%);pointer-events:none;opacity:.9}
.orbit .ring{position:absolute;inset:0;border-radius:50%;border:2px solid var(--line)}
.orbit .r1{transform:rotateX(68deg)}
.orbit .r2{inset:70px;border-color:color-mix(in srgb,var(--blue2) 45%,transparent);animation:spin 18s linear infinite;transform:rotateX(68deg) rotateZ(0)}
.orbit .r3{inset:140px;border-color:color-mix(in srgb,var(--gold) 55%,transparent);animation:spin 12s linear infinite reverse;transform:rotateY(62deg)}
.orbit .core{position:absolute;inset:235px;border-radius:50%;background:linear-gradient(135deg,var(--blue2),var(--blue));box-shadow:0 0 60px rgba(59,130,246,.45)}
.orbit .sat{position:absolute;width:16px;height:16px;border-radius:50%;background:var(--gold);top:0;left:50%;margin-left:-8px;box-shadow:0 0 18px var(--gold);transform-origin:50% 260px;animation:spin 6s linear infinite}
@keyframes spin{to{transform:rotateX(68deg) rotateZ(360deg)}}
@media (max-width:820px){.orbit{width:340px;height:340px;right:-160px;top:auto;bottom:-40px;transform:none;opacity:.5}.orbit .r2{inset:46px}.orbit .r3{inset:92px}.orbit .core{inset:152px}}

/* sections */
section{padding:72px 0;border-top:1px solid var(--line)}
h2{font-size:clamp(1.6rem,4vw,2.3rem);font-weight:800;letter-spacing:-.02em;margin-bottom:10px}
.sub{color:var(--slate);max-width:44rem;margin-bottom:28px}

/* filters */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.filters button{border:1px solid var(--line);background:var(--surface);color:var(--slate);border-radius:999px;padding:7px 14px;font:600 .88rem/1 Inter,system-ui,sans-serif;cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* brand grid */
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.card{position:relative;display:flex;flex-direction:column;gap:8px;padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;transform-style:preserve-3d;overflow:hidden}
.card::after{content:"";position:absolute;inset:0;background:radial-gradient(300px circle at var(--mx,50%) var(--my,0%),rgba(59,130,246,.18),transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover::after{opacity:1}
.card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--blue2) 60%,var(--line));box-shadow:0 18px 40px -20px rgba(15,23,42,.35)}
.tag{font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--blue)}
.card h3{font-size:1.15rem;font-weight:750;color:var(--ink)}
.card p{color:var(--slate);font-size:.95rem}
.card .go{margin-top:auto;font-weight:700;font-size:.9rem;color:var(--blue2)}
.card.soon{opacity:.7}
.card.soon .go{color:var(--silver)}
.card.hidden{display:none}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* how we work */
.steps{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));counter-reset:s}
.step{padding:24px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}
.step::before{counter-increment:s;content:"0" counter(s);display:block;font-weight:800;color:var(--gold);font-size:.9rem;margin-bottom:10px}
.step h3{font-size:1.05rem;margin-bottom:6px}
.step p{color:var(--slate);font-size:.95rem}

/* contact */
.contact{padding:36px;border-radius:22px;background:linear-gradient(135deg,var(--blue),#1E4E8C);color:#fff;text-align:left}
.contact h2{color:#fff}
.contact p{color:rgba(255,255,255,.85);margin-bottom:18px}
.contact .btn{background:#fff;color:var(--ink);border-color:#fff}
.contact .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}

footer{padding:36px 0 56px;color:var(--silver);font-size:.9rem;border-top:1px solid var(--line)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}