:root{--bg: #0b1220;--panel: #111a2e;--text: #e6edf7;--muted: #9fb0c9;--brand: #0ea5e9;--brand-ink: #04121d;--border: #1e2a44;--radius: 14px;--container: 1100px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}.app-shell{display:flex;flex-direction:column;min-height:100%}.app-main{flex:1}.muted{color:var(--muted)}.btn{display:inline-block;background:var(--brand);color:var(--brand-ink);font-weight:600;padding:12px 20px;border-radius:10px;border:0;cursor:pointer}.btn--ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn--sm{padding:8px 14px;font-size:.9rem}.nav{position:sticky;top:0;z-index:20;background:#0b1220d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.nav__inner{display:flex;align-items:center;justify-content:space-between;height:64px}.nav__brand{font-weight:700;font-size:1.15rem;display:flex;align-items:center;gap:8px}.nav__links{display:flex;align-items:center;gap:22px}.nav__links a.is-active{color:var(--brand)}.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}.nav__toggle span{width:24px;height:2px;background:var(--text)}.hero{background:radial-gradient(1000px 400px at 70% -10%,rgba(14,165,233,.25),transparent),var(--panel);border-bottom:1px solid var(--border)}.hero__inner{padding:88px 20px}.hero__title{font-size:clamp(2rem,5vw,3.4rem);margin:0 0 12px}.hero__sub{font-size:1.15rem;color:var(--muted);max-width:620px}.hero__cta{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}.section{padding:56px 20px}.section__title{font-size:1.8rem;margin:0 0 24px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .15s ease,border-color .15s ease}.card:hover{transform:translateY(-3px);border-color:var(--brand)}.card__media{font-size:3rem;text-align:center;padding:30px 0;background:#0d1526}.card__body{padding:18px}.card__body h3{margin:0 0 6px}.card__price{display:inline-block;margin-top:12px;font-weight:700;color:var(--brand)}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.chip{font-size:.8rem;padding:4px 10px;border:1px solid var(--border);border-radius:999px;color:var(--muted)}.crumbs{color:var(--muted);margin-bottom:20px}.crumbs a:hover{color:var(--brand)}.product__grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}.product__media{font-size:7rem;text-align:center;padding:60px 0;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius)}.product__price{font-size:1.6rem;font-weight:700;color:var(--brand);margin:18px 0}.footer{border-top:1px solid var(--border);background:var(--panel);margin-top:40px}.footer__inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px;padding:40px 20px}.footer__brand{font-weight:700;margin-bottom:8px}.footer__muted{color:var(--muted);max-width:320px}.footer__col{display:flex;flex-direction:column;gap:8px}.footer__heading{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}.footer__bar{padding:16px 20px;border-top:1px solid var(--border);color:var(--muted);font-size:.85rem}@media (max-width: 860px){.grid{grid-template-columns:repeat(2,1fr)}.product__grid{grid-template-columns:1fr}.footer__inner{grid-template-columns:1fr 1fr}}@media (max-width: 620px){.grid,.footer__inner{grid-template-columns:1fr}.nav__toggle{display:flex}.nav__links{position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:14px;padding:18px 20px;background:var(--bg);border-bottom:1px solid var(--border);display:none}.nav__links.is-open{display:flex}}