:root{--bg: #0f1116;--surface: #171a21;--surface-2: #1f232c;--border: #2a2f3a;--text: #e8eaed;--muted: #9aa1ac;--primary: #4f8cff;--primary-hover: #6ea0ff;--danger: #ff6b6b;--radius: 10px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--primary)}h1,h2,h3{margin:0 0 12px}.muted{color:var(--muted)}.small{font-size:.85em}.error{color:var(--danger)}.page-center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 16px;border-radius:8px;border:1px solid transparent;cursor:pointer;font-size:.95em;text-decoration:none;color:var(--text);background:var(--surface-2);margin:4px 4px 4px 0}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-outline{background:transparent;border-color:var(--border)}.btn-ghost{background:transparent;border:none}.btn-small{padding:6px 10px;font-size:.85em}input,select{background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:8px 10px;font-size:.95em}label{display:flex;flex-direction:column;gap:4px;margin-bottom:12px;font-size:.9em}.landing-header,.dashboard-header{display:flex;justify-content:space-between;align-items:center;padding:20px 32px;border-bottom:1px solid var(--border)}.logo{font-weight:700;font-size:1.2em}.hero{text-align:center;padding:64px 24px}.hero h1{font-size:2.2em}.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;padding:0 24px 48px}.plan-card{display:flex;flex-direction:column;gap:4px}.plan-card .price{font-size:1.6em;font-weight:700;margin:4px 0 0}.plan-card ul{list-style:none;padding:0;margin:12px 0;display:flex;flex-direction:column;gap:4px}.auth-card{width:360px;text-align:center}.dashboard{max-width:1100px;margin:0 auto}.dashboard-header>div{display:flex;align-items:center;gap:12px}.dashboard section.card,.dashboard>.error{margin:16px 24px}.sub-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.sub-grid>div>div{margin-bottom:6px}.sub-link code{display:block;background:var(--surface-2);padding:8px;border-radius:6px;word-break:break-all;margin-top:4px}.country-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.devices-list{list-style:none;padding:0;margin:0}.devices-list li{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--border)}.devices-list li:last-child{border-bottom:none}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);padding:20px;display:flex;flex-direction:column}.admin-sidebar nav{display:flex;flex-direction:column;gap:4px;margin-top:24px;flex:1}.admin-sidebar nav a{color:var(--text);text-decoration:none;padding:10px 12px;border-radius:6px}.admin-sidebar nav a.active,.admin-sidebar nav a:hover{background:var(--surface-2)}.admin-sidebar-footer{border-top:1px solid var(--border);padding-top:12px}.admin-content{flex:1;padding:32px;max-width:1200px}.section-header{display:flex;justify-content:space-between;align-items:center}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.stat-card{text-align:center}.stat-value{font-size:1.8em;font-weight:700}.table{width:100%;border-collapse:collapse;margin-bottom:24px}.table th,.table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:.9em}.table th{color:var(--muted);font-weight:500}.actions{display:flex;gap:6px;align-items:center}.search-input{width:100%;max-width:320px;margin-bottom:16px;display:block}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;align-items:end}.squad-checkboxes{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:12px;align-items:center}.checkbox-label{flex-direction:row;align-items:center;gap:6px;margin-bottom:0}