:root{--header-h:64px;--slider-h:92px;--bg:#0f1419;--bg-card:#1a2332;--text:#e6edf3;--text-muted:#8b949e;--accent:#50a0c8;--border:#30363d}[data-theme=light]{--bg:#f6f8fa;--bg-card:#fff;--text:#1f2328;--text-muted:#656d76;--accent:#0969da;--border:#d0d7de}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text)}.site-header{top:0;height:var(--header-h);z-index:1000;background:var(--bg-card);display:flex;align-items:center;justify-content:space-between;padding:0 1rem}.cloud-mining-slider,.site-header{position:fixed;left:0;right:0;border-bottom:1px solid var(--border)}.cloud-mining-slider{top:var(--header-h);height:var(--slider-h);z-index:999;background:var(--bg);overflow-x:auto;overflow-y:hidden}.site-main{padding-top:calc(var(--header-h) + var(--slider-h));min-height:100vh;padding-left:1rem;padding-right:1rem;padding-bottom:2rem}.site-main--no-slider{padding-top:var(--header-h)}.slider-inner{display:flex;gap:1rem;align-items:stretch;height:100%;padding:.75rem 1rem;min-width:min-content}.coin-tabs{display:flex;gap:.5rem;align-items:center;flex-shrink:0}.coin-tab{padding:.5rem .75rem;border-radius:6px;border:1px solid var(--border);background:var(--bg-card);color:var(--text);cursor:pointer;font-size:.875rem;white-space:nowrap}.coin-tab.active,.coin-tab:hover{border-color:var(--accent)}.coin-tab.active{background:var(--accent);color:#fff}.offers-row{display:flex;gap:.75rem;align-items:stretch}.offer-card{width:180px;min-width:180px;padding:.75rem;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);display:flex;flex-direction:column;gap:.25rem}.offer-card.sold-out{opacity:.7}.offer-card .tier{font-weight:600;font-size:.9rem}.offer-card .price{font-size:1rem;color:var(--accent)}.offer-card .remaining{font-size:.75rem;color:var(--text-muted)}.offer-card .badge{font-size:.7rem;background:var(--accent);color:#fff;padding:.15rem .4rem;border-radius:4px;width:-moz-fit-content;width:fit-content}.offer-cta{margin-top:auto;padding-top:.5rem}.offer-cta button{width:100%;padding:.4rem .5rem;border-radius:6px;border:1px solid var(--border);background:var(--bg);color:var(--text-muted);cursor:not-allowed;font-size:.8rem}.link-button{display:inline-block;padding:.5rem 1rem;border-radius:6px;background:var(--accent);color:#fff;text-decoration:none;font-size:.9rem;border:none;cursor:pointer}.link-button:hover{opacity:.9}.admin-layout{max-width:1200px;margin:0 auto;padding:1rem}.admin-table{width:100%;border-collapse:collapse}.admin-table td,.admin-table th{padding:.5rem .75rem;text-align:left;border-bottom:1px solid var(--border)}.admin-table th{background:var(--bg-card);font-weight:600}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.25rem;font-size:.875rem}.form-group input,.form-group select{width:100%;max-width:400px;padding:.5rem;border-radius:6px;border:1px solid var(--border);background:var(--bg);color:var(--text)}@media (max-width:768px){:root{--header-h:56px;--slider-h:72px}}