:root{color-scheme:dark;--bg:#071111;--panel:#0d1b1b;--panel-strong:#122424;--text:#eef7f5;--muted:#8aa19d;--teal:#1ee6c5;--teal-soft:rgba(30,230,197,0.16);--line:rgba(238,247,245,0.12);--danger:#ff7d7d}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}.shell{min-height:100vh}.nav{border-bottom:1px solid var(--line);gap:24px;justify-content:space-between;padding:18px clamp(18px,5vw,72px)}.brand,.nav{align-items:center;display:flex}.brand{gap:12px;font-weight:700}.mark{background:var(--teal);border-radius:4px;box-shadow:0 0 24px rgba(30,230,197,.45);height:18px;width:18px}.nav-links{align-items:center;color:var(--muted);display:flex;gap:18px;font-size:14px}.hero{display:grid;grid-gap:32px;gap:32px;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);padding:clamp(42px,7vw,86px) clamp(18px,5vw,72px) 36px}.hero h1{font-size:clamp(40px,8vw,86px);letter-spacing:0;line-height:.95;margin:0 0 20px;max-width:880px}.eyebrow{color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.12em;margin:0 0 16px;text-transform:uppercase}.hero p{color:var(--muted);font-size:18px;line-height:1.6;margin:0;max-width:620px}.hero-link{align-items:center;background:var(--teal);border-radius:6px;color:#031211;display:inline-flex;font-weight:800;gap:10px;margin-top:26px;padding:12px 16px}.hero-panel{background:linear-gradient(145deg,var(--panel),var(--panel-strong));border:1px solid var(--line);border-radius:8px;min-height:360px;padding:22px}.status-card{align-items:flex-start;display:flex;flex-direction:column;height:100%;justify-content:flex-end}.status-card h2{font-size:clamp(28px,4vw,42px);letter-spacing:0;line-height:1;margin:18px 0 12px}.status-card p{color:var(--muted);line-height:1.6;margin:0;max-width:360px}.status-dot{background:var(--teal);border-radius:999px;box-shadow:0 0 24px rgba(30,230,197,.45);height:14px;width:14px}.toolbar{align-items:center;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding:0 clamp(18px,5vw,72px) 18px}.tabs{border:1px solid var(--line);border-radius:8px;display:flex;overflow:hidden}.tabs span{color:var(--muted);padding:10px 14px}.tabs span:first-child{background:var(--teal-soft);color:var(--teal)}.grid{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(4,minmax(0,1fr));padding:0 clamp(18px,5vw,72px) 64px}.catalog-header{padding:clamp(42px,7vw,72px) clamp(18px,5vw,72px) 24px}.catalog-header h1{font-size:clamp(38px,7vw,72px);letter-spacing:0;line-height:1;margin:0 0 14px}.catalog-header p{color:var(--muted);font-size:18px;line-height:1.6;margin:0;max-width:620px}.catalog-grid{padding-top:12px}.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;min-height:292px;padding:16px}.image{align-items:center;background:#101b1a;border-radius:6px;color:var(--muted);display:flex;height:150px;justify-content:center;margin-bottom:16px;overflow:hidden}.image img{display:block;height:100%;object-fit:cover;width:100%}.card h2{font-size:17px;line-height:1.3;margin:0 0 8px}.meta{color:var(--muted);font-size:13px;line-height:1.5;min-height:40px}.price{color:var(--teal);font-size:18px;margin-top:14px}.buy,.price{font-weight:700}.buy{align-items:center;background:var(--teal);border:0;border-radius:6px;color:#031211;cursor:pointer;display:flex;gap:8px;justify-content:center;margin-top:16px;padding:10px 12px;width:100%}.buy:disabled{cursor:not-allowed;opacity:.55}.checkout-error{color:var(--danger);font-size:12px;line-height:1.4;margin:8px 0 0}.empty-state{align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:8px;color:var(--muted);display:flex;flex-direction:column;grid-column:1/-1;justify-content:center;min-height:260px;padding:42px 22px;text-align:center}.empty-state h2{color:var(--text);font-size:clamp(24px,4vw,34px);letter-spacing:0;line-height:1.1;margin:18px 0 10px}.empty-state p{line-height:1.6;margin:0;max-width:540px}.success-state{align-items:center;color:var(--muted);display:flex;flex-direction:column;justify-content:center;min-height:calc(100vh - 73px);padding:48px 22px;text-align:center}.success-state svg{color:var(--teal)}.success-state h1{color:var(--text);font-size:clamp(36px,7vw,72px);letter-spacing:0;line-height:1;margin:20px 0 12px}.success-state p{line-height:1.6;margin:0;max-width:520px}@media (max-width:980px){.grid,.hero{grid-template-columns:1fr 1fr}}@media (max-width:680px){.grid,.hero{grid-template-columns:1fr}.nav-links{display:none}}