:root{--primary:#2563eb;--primary-dark:#1d4ed8;--bg:#f8fafc;--card-bg:#ffffff;--text-main:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--radius:12px;--danger:#ef4444;--success:#10b981;--warning-bg:#fffbeb;--warning-text:#b45309;--warning-border:#fcd34d}*{box-sizing:border-box;outline:none;-webkit-tap-highlight-color:transparent}body{font-family:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background-color:var(--bg);color:var(--text-main);margin:0;padding:20px 15px;display:flex;justify-content:center;align-items:center;min-height:100vh}.container{width:100%;max-width:480px;background:var(--card-bg);padding:30px 25px;border-radius:var(--radius);box-shadow:0 10px 25px -5px rgba(0,0,0,0.05),0 8px 10px -6px rgba(0,0,0,0.01);border:1px solid var(--border)}.header{text-align:center;margin-bottom:25px}.header img{max-width:60px;height:auto;margin-bottom:15px;border-radius:8px;box-shadow:0 4px 6px rgba(0,0,0,0.05)}.header h1{font-size:1.5rem;font-weight:900;margin:0;color:var(--text-main);letter-spacing:-0.5px}.header p{color:var(--text-muted);font-size:13px;margin-top:5px}.form-group{margin-bottom:18px;position:relative}label{display:block;margin-bottom:6px;font-weight:600;font-size:13px;color:var(--text-main)}input[type="text"],input[type="number"],input[type="email"],input[type="tel"],textarea{width:100%;padding:14px;border:3px ridge var(--border);border-radius:8px;font-size:14px;transition:all 0.2s ease;background:#fff;color:var(--text-main)}input:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,0.1)}textarea{resize:vertical;height:80px}.dynamic-alert{display:none;background-color:var(--warning-bg);border:1px solid var(--warning-border);color:var(--warning-text);padding:10px 12px;border-radius:6px;font-size:12px;line-height:1.4;margin-top:8px;animation:slideDown 0.3s ease-out forwards}.dynamic-alert strong{display:block;margin-bottom:4px;font-size:13px}@keyframes slideDown{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}button.btn-primary{width:100%;padding:15px;background-color:var(--primary);color:white;border:none;border-radius:8px;font-size:15px;font-weight:bold;cursor:pointer;transition:0.2s;margin-top:10px;box-shadow:0 4px 6px rgba(37,99,235,0.2)}button.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-1px)}button.btn-primary:active{transform:translateY(0);box-shadow:none}.msg-box{padding:14px;border-radius:8px;margin-bottom:25px;text-align:center;font-size:14px;line-height:1.4}.success-msg{background-color:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.error-msg{background-color:#fef2f2;color:#991b1b;border:1px solid #fecaca}.login-link{text-align:center;margin-top:20px;font-size:13px;color:var(--text-muted)}.login-link a{color:var(--primary);text-decoration:none;font-weight:bold}.login-link a:hover{text-decoration:underline}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(15,23,42,0.6);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:9999;opacity:0;pointer-events:none;transition:opacity 0.3s ease}.modal-overlay.active{opacity:1;pointer-events:auto}.modal-box{background:#fff;padding:25px;border-radius:16px;width:90%;max-width:400px;text-align:center;transform:translateY(20px) scale(0.95);transition:transform 0.3s cubic-bezier(0.175,0.885,0.32,1.275);box-shadow:0 20px 25px -5px rgba(0,0,0,0.1),0 10px 10px -5px rgba(0,0,0,0.04)}.modal-overlay.active .modal-box{transform:translateY(0) scale(1)}.modal-title{font-size:20px;font-weight:900;color:var(--text-main);margin-top:0;margin-bottom:8px;letter-spacing:-0.5px}.modal-desc{font-size:13px;color:var(--text-muted);margin-bottom:20px;line-height:1.5}.modal-data-box{background:#f8fafc;padding:15px;border-radius:8px;border:1px solid var(--border);margin-bottom:20px;text-align:left}.modal-data-item{margin-bottom:10px}.modal-data-item:last-child{margin-bottom:0}.modal-data-label{font-size:11px;text-transform:uppercase;font-weight:800;color:var(--secondary);margin-bottom:3px}.modal-data-value{font-size:14px;font-weight:bold;color:var(--primary-dark);word-break:break-all}.modal-buttons{display:flex;gap:10px;justify-content:center}.btn-cancel{flex:1;padding:14px;background:#f1f5f9;color:#475569;border:none;border-radius:8px;font-weight:bold;cursor:pointer;transition:0.2s}.btn-cancel:hover{background:#e2e8f0}.btn-confirm{flex:1;padding:14px;background:var(--success);color:#fff;border:none;border-radius:8px;font-weight:bold;cursor:pointer;transition:0.2s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-confirm:hover{background:#059669}.btn-confirm:disabled{background:#6ee7b7;cursor:not-allowed}