/* ----- registration page specific styles ----- */
        .registration-wrapper {
            padding: 60px 0;
            background: #f8faff;
            min-height: 80vh;
            display: flex;
            align-items: center;
        }

        .registration-card {
            background: #ffffff;
            border-radius: 20px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
            max-width: 750px;
            margin: 0 auto;
            overflow: hidden;
            border: 1px solid rgba(0, 0, 0, 0.04);
        }

        .card-header {
            background: linear-gradient(135deg, #066035 0%, #044a28 100%);
            padding: 30px 35px;
            text-align: center;
            position: relative;
        }

        .card-header::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 250px;
            height: 250px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            pointer-events: none;
        }

        .card-header h2 {
            color: #ffffff;
            font-size: 26px;
            font-weight: 700;
            margin: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            position: relative;
            z-index: 1;
        }

        .card-header h2 i {
            font-size: 28px;
        }

        .card-header p {
            color: rgba(255, 255, 255, 0.8);
            margin: 6px 0 0;
            font-size: 14px;
            position: relative;
            z-index: 1;
        }

        .card-body {
            padding: 35px 40px 40px;
        }

        .section-title {
            font-size: 15px;
            font-weight: 600;
            color: #1a1a2e;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title i {
            color: #066035;
            font-size: 16px;
            width: 18px;
        }

        .required-star {
            color: #dc3545;
        }

        .delegate-options {
            display: flex;
            gap: 15px;
            margin-bottom: 28px;
        }

        .delegate-box {
            flex: 1;
            position: relative;
        }

        .delegate-box input[type="radio"] {
            position: absolute;
            opacity: 0;
            width: 0;
            height: 0;
        }

        .delegate-label {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 18px 12px;
            background: #f8faff;
            border: 2px solid #e2e8f0;
            border-radius: 14px;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
            gap: 6px;
        }

        .delegate-box input[type="radio"]:checked + .delegate-label {
            border-color: #066035;
            background: #f0f7f3;
            box-shadow: 0 4px 12px rgba(6, 96, 53, 0.12);
        }

        .delegate-label i {
            font-size: 28px;
        }

        .delegate-label .icon-indian { color: #e67e22; }
        .delegate-label .icon-intl { color: #0f7b9e; }

        .delegate-label .title {
            font-weight: 600;
            font-size: 15px;
            color: #1a1a2e;
        }

        .delegate-label .sub {
            font-size: 12px;
            color: #64748b;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px 24px;
            margin-bottom: 20px;
        }

        @media (max-width: 600px) {
            .card-body { padding: 24px 20px; }
            .form-grid { grid-template-columns: 1fr; gap: 16px; }
            .delegate-options { flex-direction: column; }
            .card-header h2 { font-size: 22px; }
            .card-header { padding: 24px 20px; }
            .registration-wrapper { padding: 30px 0; }
            .captcha-container { flex-direction: column; align-items: stretch; }
            .captcha-img-box { text-align: center; font-size: 24px; letter-spacing: 8px; }
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }

        .form-group label {
            font-size: 13px;
            font-weight: 600;
            color: #1e293b;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .form-group label i {
            color: #64748b;
            font-size: 13px;
            width: 16px;
        }

        .input-wrapper {
            position: relative;
            display: flex;
            align-items: center;
        }

        .input-wrapper i.input-icon {
            position: absolute;
            left: 14px;
            color: #94a3b8;
            font-size: 14px;
            pointer-events: none;
            z-index: 2;
        }

        .input-wrapper input,
        .input-wrapper select {
            width: 100%;
            padding: 11px 14px 11px 42px;
            border: 2px solid #e2e8f0;
            border-radius: 12px;
            font-size: 14px;
            background: #ffffff;
            transition: all 0.2s;
            outline: none;
            color: #0f172a;
            font-family: inherit;
        }

        .input-wrapper input:focus,
        .input-wrapper select:focus {
            border-color: #066035;
            box-shadow: 0 0 0 4px rgba(6, 96, 53, 0.08);
        }

        .input-wrapper input::placeholder {
            color: #a0afc3;
        }

        .input-wrapper select:disabled {
            background: #f1f5f9;
            cursor: not-allowed;
            opacity: 0.8;
            border-color: #d1d5db;
        }

        .toggle-password {
            position: absolute;
            right: 14px;
            color: #94a3b8;
            cursor: pointer;
            font-size: 16px;
            transition: color 0.2s;
            z-index: 2;
            background: transparent;
            border: none;
            padding: 0;
        }

        .toggle-password:hover {
            color: #066035;
        }

        .help-text {
            font-size: 11px;
            color: #64748b;
            margin-top: 3px;
            padding-left: 4px;
        }

        .help-text i {
            color: #066035 !important;
        }

        .captcha-section {
            margin: 26px 0 22px;
        }

        .captcha-container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-top: 6px;
        }

        .captcha-img-box {
            background: linear-gradient(135deg, #f8fafc 0%, #eef2f6 100%);
            padding: 5px 12px;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0px;
            color: #1a1a2e;
            font-family: 'Courier New', 'Consolas', monospace;
            border: 2px solid #d1d5db;
            user-select: none;
            min-width: 180px;
            text-align: center;
            text-transform: uppercase;
            font-weight: 800;
            background: repeating-linear-gradient(
                45deg,
                #f8fafc,
                #f8fafc 10px,
                #f1f5f9 10px,
                #f1f5f9 20px
            );
        }

        .captcha-input-wrapper {
            position: relative;
            display: flex;
            align-items: center;
            flex: 1;
            min-width: 150px;
        }

        .captcha-input {
            padding: 11px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 40px;
            font-size: 16px;
            width: 100%;
            max-width: 180px;
            text-align: center;
            background: white;
            transition: 0.2s;
            outline: none;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        .captcha-input::placeholder {
            text-transform: none;
            letter-spacing: 0;
            font-weight: 400;
            color: #a0afc3;
        }

        .captcha-input:focus {
            border-color: #066035;
            box-shadow: 0 0 0 4px rgba(6, 96, 53, 0.08);
        }

        .captcha-input.success {
            border-color: #22c55e;
            background: #f0fdf4;
        }

        .captcha-input.error {
            border-color: #ef4444;
            background: #fef2f2;
        }

        .captcha-status {
            font-size: 13px;
            margin-top: 8px;
            min-height: 22px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .captcha-status.success {
            color: #16a34a;
        }

        .captcha-status.error {
            color: #dc2626;
        }

        .captcha-status i {
            font-size: 14px;
        }

        .captcha-refresh {
            font-size: 12px;
            color: #475569;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            background: #f1f5f9;
            padding: 6px 16px;
            border-radius: 40px;
            transition: 0.2s;
            font-weight: 500;
            border: none;
            white-space: nowrap;
        }

        .captcha-refresh:hover {
            background: #e2e8f0;
            color: #1e293b;
        }

        .captcha-hint {
            font-size: 11px;
            color: #94a3b8;
            margin-top: 4px;
        }

        .submit-btn {
            width: 100%;
            background: linear-gradient(135deg, #066035 0%, #044a28 100%);
            color: white;
            border: none;
            padding: 15px 24px;
            font-size: 16px;
            font-weight: 600;
            border-radius: 40px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            transition: all 0.25s;
            box-shadow: 0 8px 20px -8px rgba(6, 96, 53, 0.35);
            margin-top: 6px;
        }

        .submit-btn:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 0 14px 28px -10px rgba(6, 96, 53, 0.45);
            background: linear-gradient(135deg, #077a42 0%, #055a30 100%);
        }

        .submit-btn:active:not(:disabled) {
            transform: scale(0.98);
        }

        .submit-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .submit-btn i {
            font-size: 18px;
        }

        .already-registered {
            text-align: center;
            margin-top: 20px;
            font-size: 14px;
            color: #475569;
        }

        .already-registered a {
            color: #066035;
            font-weight: 600;
            text-decoration: none;
            border-bottom: 1.5px dotted transparent;
            transition: 0.15s;
        }

        .already-registered a:hover {
            border-bottom-color: #066035;
        }

        .info-box {
            background: #f0f7f3;
            border-radius: 16px;
            padding: 16px 20px;
            margin-top: 24px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
            border: 1px solid #c5e0d4;
            color: #1a3a2e;
        }

        .info-box i {
            color: #066035;
            font-size: 20px;
            margin-top: 2px;
        }

        .info-box strong {
            font-weight: 700;
            color: #044a28;
        }

        .info-box div {
            font-size: 14px;
            line-height: 1.5;
        }

        .lock-icon {
            position: absolute;
            right: 14px;
            color: #6b7280;
            font-size: 14px;
            z-index: 2;
        }

        .input-wrapper select option[value=""] {
            color: #a0afc3;
        }

        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            25% { transform: translateX(-6px); }
            75% { transform: translateX(6px); }
        }

        .captcha-input.shake {
            animation: shake 0.3s ease-in-out;
        }

        .fa-solid, .fa-regular, .fa-brands {
            pointer-events: none;
        }

        .registration-wrapper .container {
            max-width: 1200px;
        }