.billing-page{padding:2rem 1rem;min-height:calc(100vh - 200px);background:var(--color-bg-secondary, #f8fafc)}.billing-page>.container{max-width:1000px;margin:0 auto}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem;color:var(--color-text-secondary, #64748b)}.spinner{width:40px;height:40px;border:3px solid #e2e8f0;border-top-color:#4f46e5;border-radius:50%;animation:spin .8s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.auth-required{display:flex;justify-content:center;padding:4rem 1rem}.auth-card{background:var(--color-bg, white);border-radius:12px;padding:2rem;text-align:center;box-shadow:0 2px 12px #0000000f}.auth-card h2{color:var(--color-text, #1e293b);margin:0 0 .5rem}.auth-card p{color:var(--color-text-secondary, #64748b);margin-bottom:1.5rem}.login-link{display:inline-block;padding:.75rem 1.5rem;background:linear-gradient(135deg,#1e40af,#4f46e5);color:#fff;border-radius:8px;text-decoration:none;font-weight:500}.page-header{margin-bottom:2rem}.back-link{color:var(--color-text-secondary, #64748b);text-decoration:none;font-size:.875rem;display:inline-block;margin-bottom:.5rem}.back-link:hover{color:var(--color-primary, #4f46e5)}.page-header h1{font-size:1.5rem;color:var(--color-text, #1e293b);margin:0}.billing-grid{display:grid;gap:1.5rem}.card{background:var(--color-bg, white);border-radius:12px;padding:1.5rem;box-shadow:0 2px 12px #0000000f}.card h2{font-size:1.125rem;color:var(--color-text, #1e293b);margin:0 0 1.5rem}.current-plan{padding:1rem;background:var(--color-bg-secondary, #f8fafc);border-radius:8px;margin-bottom:1.5rem;display:flex;align-items:center;gap:1rem}.plan-badge{padding:.375rem .75rem;background:#fef3c7;color:#92400e;border-radius:999px;font-size:.875rem;font-weight:500}.plan-badge.active{background:#dcfce7;color:#166534}:global([data-theme=dark] .plan-badge){background:#fbbf2426;color:#fbbf24}:global([data-theme=dark] .plan-badge.active){background:#22c55e26;color:#22c55e}.plan-description{color:var(--color-text-secondary, #64748b);margin:0;font-size:.875rem}.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}.plan-card{border:1px solid var(--color-border, #e2e8f0);border-radius:12px;padding:1.5rem;position:relative;display:flex;flex-direction:column}.plan-card.featured{border-color:#f59e0b}.featured-badge{position:absolute;top:-10px;right:16px;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;font-size:.75rem;padding:.25rem .75rem;border-radius:999px}.plan-card h3{font-size:1.25rem;color:var(--color-text, #1e293b);margin:0 0 .5rem}.price{font-size:1.75rem;font-weight:700;color:var(--color-text, #1e293b);margin-bottom:1rem}.price span{font-size:.875rem;font-weight:400;color:var(--color-text-secondary, #64748b)}.features{list-style:none;padding:0;margin:0 0 1.5rem}.features li{padding:.375rem 0;font-size:.875rem;color:var(--color-text-secondary, #475569)}.plan-btn{width:100%;padding:.75rem;background:var(--color-bg-secondary, #f1f5f9);border:none;border-radius:8px;font-size:.875rem;font-weight:500;color:var(--color-text, #334155);cursor:pointer;transition:all .2s}.plan-btn:hover{background:var(--color-border, #e2e8f0)}.plan-btn.primary{background:linear-gradient(135deg,#1e40af,#4f46e5);color:#fff}.plan-btn.primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px #4f46e54d}.plan-btn-wrapper{margin-top:auto;min-height:50px;display:flex;flex-direction:column;justify-content:flex-end}.plan-btn.current{background:#22c55e;color:#fff}.plan-btn.current:hover{background:#16a34a}.plan-btn.restore{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff}.plan-btn.restore:hover{transform:translateY(-1px);box-shadow:0 4px 12px #f59e0b4d}.plan-btn:disabled{opacity:.8;cursor:default}.current-balance{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:#f0fdf4;border-radius:8px;margin-bottom:1.5rem}:global([data-theme=dark] .current-balance){background:var(--color-bg-secondary);border:1px solid var(--color-border)}.current-balance .label{color:#166534;font-size:.875rem}:global([data-theme=dark] .current-balance .label){color:var(--color-text-secondary)}.current-balance .balance{font-size:1.5rem;font-weight:700;color:#166534}:global([data-theme=dark] .current-balance .balance){color:#22c55e}.deposit-form h3{font-size:.875rem;color:var(--color-text-secondary, #64748b);margin:0 0 1rem;font-weight:600}.amount-presets{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;margin-bottom:1rem}.preset-btn{padding:.75rem;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:8px;font-size:.875rem;color:#334155;cursor:pointer;transition:all .2s}.preset-btn:hover,.preset-btn.selected{background:#4f46e5;border-color:#4f46e5;color:#fff}.custom-amount{margin-bottom:1.5rem}.custom-amount label{display:block;font-size:.8rem;color:#64748b;margin-bottom:.5rem}.input-group{display:flex;align-items:center;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden}.input-group .prefix{padding:.75rem;background:#f8fafc;color:#64748b;border-right:1px solid #e2e8f0}.input-group input{flex:1;padding:.75rem;border:none;font-size:1rem;outline:none}.deposit-input-group{margin-bottom:2rem;background:#10b9810d;padding:1.5rem;border-radius:12px;border:2px solid var(--border-color)}.deposit-input-group label{display:block;margin-bottom:.75rem;font-weight:700;font-size:1.1rem;color:var(--text-primary)}.input-wrapper{position:relative;display:flex;align-items:center;margin-bottom:.75rem;gap:.5rem}.currency{font-weight:700;font-size:1.5rem;color:var(--color-primary)}#deposit-amount{flex:1;padding:.75rem 1rem;border:2px solid var(--color-primary);border-radius:8px;font-size:1.25rem;font-weight:600;transition:all .2s;background:#fff;color:var(--text-primary);min-height:3rem}:global([data-theme=dark] #deposit-amount){background:var(--bg-secondary)}#deposit-amount:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 4px #10b98133;transform:scale(1.02)}.input-unit{font-weight:600;font-size:1rem;color:var(--text-secondary);padding:.75rem 1rem}.deposit-input-group small{display:block;color:var(--text-secondary);font-size:.875rem;margin-bottom:1rem}.quick-select{margin-top:1.25rem;padding-top:1rem;border-top:1px solid var(--border-color)}.quick-label{font-size:.9rem;font-weight:600;color:var(--text-secondary);margin-bottom:.75rem}.quick-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem}.quick-btn{padding:.6rem .75rem;background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:6px;font-size:.95rem;font-weight:600;color:var(--text-primary);cursor:pointer;transition:all .2s}.quick-btn:hover{border-color:var(--color-primary);background:#10b9811a;transform:translateY(-1px)}.quick-btn:active{background:#10b98133;border-color:var(--color-primary);transform:translateY(0)}@media (max-width: 600px){.quick-buttons{grid-template-columns:repeat(2,1fr)}}.deposit-btn{width:100%;padding:1rem;background:linear-gradient(135deg,#059669,#10b981);border:none;border-radius:8px;font-size:1rem;font-weight:600;color:#fff;cursor:pointer;transition:all .2s}:global([data-theme=dark] .deposit-btn){background:var(--color-primary)}.deposit-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #10b9814d}.deposit-btn:disabled{opacity:.5;cursor:not-allowed}.deposit-note{margin-top:1rem;font-size:.8rem;color:var(--color-text-muted, #94a3b8);text-align:center}.history-list{max-height:250px;overflow-y:auto;padding-right:.5rem}.history-list::-webkit-scrollbar{width:4px}.history-list::-webkit-scrollbar-track{background:transparent}.history-list::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.history-list::-webkit-scrollbar-thumb:hover{background:#94a3b8}.history-row{display:flex;align-items:center;gap:.75rem;padding:.625rem 0;border-bottom:1px solid var(--color-border, #f1f5f9);font-size:.8125rem}.history-row:last-child{border-bottom:none}.history-date{flex-shrink:0;min-width:80px;font-size:.75rem;color:var(--color-text-muted, #94a3b8)}.history-description{flex:1;color:var(--color-text-secondary, #475569);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-badge{flex-shrink:0;padding:.25rem .625rem;border-radius:999px;font-size:.6875rem;font-weight:600}.history-badge.badge-success{background:#dcfce7;color:#166534}.history-badge.badge-info{background:#dbeafe;color:#1e40af}.history-badge.badge-warning{background:#fef3c7;color:#92400e}.history-badge.badge-danger{background:#fee2e2;color:#991b1b}.history-badge.badge-default{background:#f1f5f9;color:#64748b}:global([data-theme=dark] .history-badge.badge-success){background:#22c55e26;color:#22c55e}:global([data-theme=dark] .history-badge.badge-info){background:#3b82f626;color:#3b82f6}:global([data-theme=dark] .history-badge.badge-warning){background:#f59e0b26;color:#f59e0b}:global([data-theme=dark] .history-badge.badge-danger){background:#ef444426;color:#ef4444}:global([data-theme=dark] .history-badge.badge-default){background:var(--color-bg-secondary);color:var(--color-text-muted)}.empty-state{color:var(--color-text-muted, #94a3b8);text-align:center;padding:2rem}@media (max-width: 640px){.amount-presets{grid-template-columns:repeat(2,1fr)}}