:root {
            --primary-gold: #FFD700;
            --secondary-gold: #F4C430;
            --dark-gold: #B8860B;
            --primary-black: #000000;
            --secondary-black: #1a1a1a;
            --light-black: #2d2d2d;
        }

        .gradient-bg {
            background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-black) 50%, var(--light-black) 100%);
        }

        .signup-card {
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 215, 0, 0.2);
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
            border-radius: 24px;
        }

        .btn-gold {
            background: linear-gradient(135deg, var(--primary-gold) 0%, var(--secondary-gold) 100%);
            color: var(--primary-black);
            font-weight: 600;
            transition: all 0.3s ease;
            border: none;
        }

        .btn-gold:hover {
            background: var(--dark-gold);
            color: var(--primary-black);
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(255, 215, 0, 0.4);
        }

        .form-input {
            background: rgba(255, 255, 255, 0.9);
            border: 2px solid rgba(255, 215, 0, 0.2);
            border-radius: 12px;
            padding: 14px 16px;
            font-size: 16px;
            transition: all 0.3s ease;
            color: #1a1a1a;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--primary-gold);
            background: rgba(255, 255, 255, 1);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
        }

        .form-input.input-with-icon {
            padding-left: 48px;
        }

        .form-input.input-with-right-icon {
            padding-right: 48px;
        }

        .form-input::placeholder {
            color: #6b7280;
        }

        .form-input.error {
            border-color: #ef4444;
            background: rgba(254, 242, 242, 1);
        }

        .form-input.success {
            border-color: #10b981;
            background: rgba(240, 253, 244, 1);
        }

        .logo-container {
            background: linear-gradient(135deg, var(--primary-gold) 0%, var(--secondary-gold) 100%);
            border-radius: 20px;
            padding: 4px;
            box-shadow: 0 10px 25px rgba(255, 215, 0, 0.3);
        }

        .logo-container img {
            border-radius: 16px;
        }

        .pulse-gold {
            animation: pulseGold 2s infinite;
        }

        @keyframes pulseGold {

            0%,
            100% {
                opacity: 1;
                color: var(--primary-gold);
            }

            50% {
                opacity: 0.7;
                color: var(--secondary-gold);
            }
        }

        .form-label {
            color: #1a1a1a;
            font-weight: 600;
            font-size: 14px;
            margin-bottom: 8px;
            display: block;
        }

        .link-gold {
            color: var(--dark-gold);
            font-weight: 600;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .link-gold:hover {
            color: var(--primary-gold);
            text-decoration: underline;
        }

        .alert {
            border-radius: 12px;
            padding: 12px 16px;
            margin-bottom: 20px;
            font-size: 14px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .alert.hidden {
            display: none;
        }

        .alert-success {
            background: rgba(16, 185, 129, 0.1);
            color: #065f46;
            border: 1px solid rgba(16, 185, 129, 0.3);
        }

        .alert-error {
            background: rgba(239, 68, 68, 0.1);
            color: #991b1b;
            border: 1px solid rgba(239, 68, 68, 0.3);
        }

        .social-divider {
            position: relative;
            text-align: center;
            margin: 24px 0;
        }

        .social-divider::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 1px;
            background: rgba(255, 215, 0, 0.2);
        }

        .social-divider span {
            background: rgba(255, 255, 255, 0.98);
            padding: 0 16px;
            color: #6b7280;
            font-size: 14px;
        }

        .loading-spinner {
            display: none;
            width: 20px;
            height: 20px;
            border: 2px solid rgba(0, 0, 0, 0.1);
            border-left: 2px solid var(--primary-black);
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% {
                transform: rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
            }
        }

        .back-link {
            color: rgba(255, 255, 255, 0.8);
            font-weight: 500;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .back-link:hover {
            color: var(--primary-gold);
        }

        .security-badge {
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: 8px;
            padding: 8px 12px;
            font-size: 12px;
            color: #065f46;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .referral-info {
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: 8px;
            padding: 8px 12px;
            font-size: 12px;
            color: var(--dark-gold);
            margin-top: 6px;
        }

        .referral-info.hidden {
            display: none;
        }

        .strength-meter {
            margin-top: 6px;
            height: 4px;
            background: #e5e7eb;
            border-radius: 2px;
            overflow: hidden;
        }

        .strength-bar {
            height: 100%;
            transition: all 0.3s ease;
            border-radius: 2px;
        }

        .strength-weak {
            background: #ef4444;
            width: 25%;
        }

        .strength-fair {
            background: #f59e0b;
            width: 50%;
        }

        .strength-good {
            background: #eab308;
            width: 75%;
        }

        .strength-strong {
            background: #10b981;
            width: 100%;
        }

        .strength-text {
            font-size: 12px;
            margin-top: 4px;
            font-weight: 500;
        }

        .match-indicator {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 14px;
        }

        .match-success {
            color: #10b981;
        }

        .match-error {
            color: #ef4444;
        }

        .benefits-preview {
            background: rgba(255, 215, 0, 0.05);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: 12px;
            padding: 16px;
            margin-top: 20px;
        }

        .benefits-title {
            color: var(--dark-gold);
            font-weight: 600;
            font-size: 14px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .benefit-item {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
            font-size: 13px;
            color: #4b5563;
        }

        .benefit-icon {
            width: 16px;
            height: 16px;
            color: #10b981;
            flex-shrink: 0;
        }

        /* Responsive adjustments */
        @media (max-width: 640px) {
            .signup-card {
                margin: 20px;
                padding: 32px 24px;
            }
        }