:root{--bg: #0b0e14;--surface: #141822;--surface-hover: #1c2230;--border: #2a3140;--text: #e4e8f0;--text-muted: #8590a5;--primary: #1268fb;--primary-hover: #0d54d4;--primary-deep: #2424cc;--success: #27864f;--danger: #dd3145;--warning: #ffa62b;--success-text: #35c46b;--danger-text: #f4515f}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.container{max-width:1000px;margin:0 auto;padding:2rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:2rem;margin-bottom:1.5rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#fff}.btn-primary:hover{background:linear-gradient(135deg,var(--primary-hover),#1c1ca8)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#c4293b}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#1f6e40}.btn-large{padding:1.25rem 3rem;font-size:1.25rem;border-radius:12px}.btn:disabled{opacity:.5;cursor:not-allowed}input{width:100%;padding:.75rem 1rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-size:1rem;outline:none;transition:border-color .2s}input:focus{border-color:var(--primary)}label{display:block;margin-bottom:.5rem;color:var(--text-muted);font-size:.875rem}.form-group{margin-bottom:1.25rem}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.header h1{font-size:1.5rem}.status-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:.5rem}.status-dot.active{background:var(--success)}.status-dot.inactive{background:var(--text-muted)}.status-dot.warning{background:var(--warning)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--border)}.table th{color:var(--text-muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}.badge{display:inline-block;padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600}.badge-active{background:#35c46b26;color:var(--success-text)}.badge-expired{background:#8590a526;color:var(--text-muted)}.badge-connected{background:#1268fb29;color:var(--primary)}.error{color:var(--danger);font-size:.875rem;margin-top:.5rem}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;margin-bottom:1.5rem}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:1rem;text-align:center}.stat-card .value{font-size:1.5rem;font-weight:700}.stat-card .label{color:var(--text-muted);font-size:.75rem;margin-top:.25rem}