:root {
            --warm-dark: #7f2d22;
            --warm-primary: #b24131;
            --warm-soft: #e6b1a9;
            --warm-tint: #f3d6d1;
            --cool-deep: #3f6f8a;
            --cool-primary: #68a1be;
            --cool-soft: #c9deea;
            --neutral-charcoal: #2a2a2a;
            --neutral-gray: #6f6f6f;
            --neutral-light: #d9d9d9;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Nunito', sans-serif;
            background: #f0f2f5;
            color: var(--neutral-charcoal);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ===== HERO HEADER ===== */
        .hero-header {
            background: linear-gradient(135deg, var(--cool-deep) 0%, #2d5a73 100%);
            padding: 24px 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .logo-container {
            display: inline-block;
            margin-bottom: 6px;
        }

        .logo-container img {
            max-width: 120px;
            height: auto;
            display: block;
            margin: 0 auto;
        }

        .logo-container .tagline {
            font-family: 'Nunito', sans-serif;
            font-size: 0.75rem;
            color: rgba(245, 247, 249, 0.6);
            font-weight: 400;
            letter-spacing: 0.04em;
            margin-top: 8px;
            text-align: center;
        }

        .hero-header h1 {
            font-family: 'Fredoka', sans-serif;
            font-size: 2rem;
            color: #fff;
            margin-bottom: 8px;
        }

        .hero-header p {
            color: rgba(255,255,255,0.8);
            font-size: 1.05rem;
        }

        /* ===== MAIN CONTENT ===== */
        .main-content {
            flex: 1;
            padding: 20px 20px;
            display: flex;
            justify-content: center;
            align-items: flex-start;
        }

        /* ===== REGISTER CARD ===== */
        .register-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            max-width: 480px;
            width: 100%;
            box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        }

        .register-header {
            text-align: center;
            margin-bottom: 14px;
        }

        .register-header h2 {
            font-family: 'Fredoka', sans-serif;
            font-size: 1.5rem;
            color: var(--neutral-charcoal);
            margin-bottom: 5px;
        }

        .register-header p {
            color: var(--neutral-gray);
            font-size: 0.95rem;
        }

        /* ===== SUCCESS STATE ===== */
        .success-card {
            text-align: center;
            padding: 30px 20px;
        }

        .success-icon {
            font-size: 4rem;
            margin-bottom: 20px;
        }

        .success-card h3 {
            font-family: 'Fredoka', sans-serif;
            font-size: 1.6rem;
            color: var(--neutral-charcoal);
            margin-bottom: 10px;
        }

        .success-card p {
            color: var(--neutral-gray);
            margin-bottom: 25px;
            font-size: 1.05rem;
        }

        .login-link {
            display: inline-block;
            background: linear-gradient(135deg, var(--cool-primary) 0%, var(--cool-deep) 100%);
            color: #fff;
            padding: 14px 35px;
            border-radius: 10px;
            text-decoration: none;
            font-family: 'Fredoka', sans-serif;
            font-weight: 600;
            font-size: 1.05rem;
            transition: all 0.25s ease;
            box-shadow: 0 3px 12px rgba(63, 111, 138, 0.3);
        }

        .login-link:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(63, 111, 138, 0.4);
        }

        /* ===== ALERTS ===== */
        .alert {
            padding: 12px 16px;
            border-radius: 10px;
            margin-bottom: 20px;
            font-size: 0.9rem;
        }

        .alert-error {
            background: var(--warm-tint);
            color: var(--warm-dark);
            border: 1px solid var(--warm-soft);
        }

        .alert-warning {
            background: #fef3c7;
            color: #92400e;
            border: 1px solid #fcd34d;
        }

        /* ===== FORM STYLES ===== */
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .form-group {
            margin-bottom: 14px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            color: var(--neutral-gray);
            margin-bottom: 6px;
            font-weight: 600;
        }

        .form-group input[type="text"],
        .form-group input[type="email"],
        .form-group input[type="password"],
        .form-group input[type="date"] {
            width: 100%;
            padding: 12px 14px;
            background: #f8f9fa;
            border: 1px solid var(--neutral-light);
            border-radius: 8px;
            color: var(--neutral-charcoal);
            font-size: 0.95rem;
            font-family: 'Nunito', sans-serif;
            transition: all 0.3s;
        }

        .form-group input:focus {
            outline: none;
            border-color: var(--cool-primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(104, 161, 190, 0.15);
        }

        .form-group input::placeholder {
            color: var(--neutral-gray);
            opacity: 0.6;
        }

        .field-hint {
            display: block;
            font-size: 0.75rem;
            color: var(--neutral-gray);
            margin-top: 5px;
        }

        .inline-error {
            color: #ef4444;
            font-size: 0.8rem;
            margin-top: 6px;
        }

       /* Honeypot fields — hidden from all users and assistive tech */
        .hp-field {
            display: none !important;
            visibility: hidden !important;
            position: absolute !important;
            left: -9999px !important;
            opacity: 0 !important;
        }
        .hp-zone {
            display: none !important;
            position: absolute !important;
            left: -9999px !important;
            top: -9999px !important;
            opacity: 0 !important;
            height: 0 !important;
            overflow: hidden !important;
        }

        /* ===== PASSWORD WRAPPER ===== */
        .password-wrapper {
            position: relative;
        }

        .password-wrapper input {
            padding-right: 45px;
        }

        .toggle-eye {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            cursor: pointer;
            font-size: 1.1rem;
            user-select: none;
        }

        /* ===== CHECKBOX ===== */
        .checkbox-group {
            margin-bottom: 22px;
        }

        .checkbox-label {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            cursor: pointer;
        }

        .checkbox-label input[type="checkbox"] {
            width: 18px;
            height: 18px;
            margin-top: 2px;
            accent-color: var(--cool-primary);
            cursor: pointer;
        }

        .checkbox-text {
            font-size: 0.85rem;
            color: var(--neutral-charcoal);
            line-height: 1.5;
        }

        .terms-link {
            color: var(--cool-deep);
            text-decoration: none;
            font-weight: 600;
        }

        .terms-link:hover {
            text-decoration: underline;
        }

        /* ===== SUBMIT BUTTON ===== */
        .submit-btn {
            width: 100%;
            padding: 14px 20px;
            background: linear-gradient(135deg, var(--warm-primary) 0%, var(--warm-dark) 100%);
            color: #fff;
            border: none;
            border-radius: 10px;
            font-size: 1.05rem;
            font-weight: 700;
            font-family: 'Fredoka', sans-serif;
            cursor: pointer;
            transition: all 0.25s ease;
            box-shadow: 0 3px 12px rgba(178, 65, 49, 0.3);
        }

        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(178, 65, 49, 0.4);
        }

        .submit-btn:active {
            transform: translateY(0);
        }

        /* ===== FOOTER LINK ===== */
        .register-footer {
            text-align: center;
            margin-top: 22px;
            padding-top: 18px;
            border-top: 1px solid var(--neutral-light);
            color: var(--neutral-gray);
            font-size: 0.9rem;
        }

        .register-footer a {
            color: var(--cool-deep);
            font-weight: 600;
            text-decoration: none;
        }

        .register-footer a:hover {
            text-decoration: underline;
        }

        /* ===== SITE FOOTER ===== */
        .site-footer {
            background: var(--cool-deep) !important;
            border-top: none !important;
        }

        .site-footer h3,
        .site-footer .footer-tagline,
        .site-footer .footer-links a,
        .site-footer .footer-legal a,
        .site-footer .footer-disclaimer,
        .site-footer .footer-copy {
            color: rgba(255, 255, 255, 0.85) !important;
        }

        .site-footer .footer-links a:hover,
        .site-footer .footer-legal a:hover {
            color: var(--warm-soft) !important;
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 600px) {
            .hero-header {
                padding: 16px 16px;
            }

			.logo-container img {
                max-width: 90px;
            }

            .hero-header h1 {
                font-size: 1.6rem;
            }

            .main-content {
                padding: 12px 10px;
            }

            .register-card {
                padding: 20px 16px;
            }

            .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .register-header h2 {
                font-size: 1.3rem;
            }
        }
		.username-wrapper {
    display: flex;
    gap: 8px;
    align-items: center;
}

.username-wrapper input {
    flex: 1;
}

.username-refresh {
    background: none;
    border: 1px solid var(--border-color, #ddd);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    font-size: 1.1rem;
    transition: background 0.2s;
}

.username-refresh:hover {
    background: var(--hover-bg, #f0f0f0);
}
.password-strength {
    display: none;
    margin-top: 6px;
}

.strength-bar {
    height: 4px;
    background: #e5e7eb;
    border-radius: 2px;
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    width: 0;
    border-radius: 2px;
    transition: width 0.3s, background 0.3s;
}