.exam-register-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background-color: #f9fafb;
}

.exam-register-container {
    max-width: 600px;
    width: 100%;
}

.exam-register-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    padding: 0;
    margin: 0 auto;
    overflow: hidden;
}

.exam-register-header {
    background: #0a2540;
    color: #fff;
    padding: 16px 24px 18px;
    text-align: center;
}

.exam-register-logo {
    padding-bottom: 12px;
}

.exam-register-logo-image {
    max-height: 80px;
    width: auto;
    display: inline-block;
    vertical-align: middle;
}

.exam-register-title {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 4px;
}

.exam-register-subtitle {
    font-size: 13px;
    opacity: 0.95;
}

.exam-register-body {
    padding: 32px 40px 40px;
}

.exam-register-alert {
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 24px;
    border: 1px solid #fecaca;
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: #fef2f2;
    color: #991b1b;
}

.exam-info-box {
    border-radius: 8px;
    padding: 16px 20px;
    margin-bottom: 24px;
    border-left: 4px solid #2563eb;
}

.exam-info-box--neutral {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
}

.exam-info-box--accent {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
}

.exam-info-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin: 0 0 8px;
}

.exam-info-icon {
    color: #2563eb;
}

.exam-info-text {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #6b7280;
    margin: 0;
}

.exam-info-subtext {
    margin-top: 8px;
    font-size: 12px;
}

.reg-field {
    margin-bottom: 24px;
}

.exam-form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.reg-label-icon {
    margin-right: 6px;
    color: #2563eb;
}

.reg-required {
    color: #ef4444;
}

.exam-register-form .exam-form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    line-height: 1.5;
    color: #1f2937;
    background-color: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.exam-register-form .exam-form-control:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.exam-form-control-readonly {
    color: #6b7280;
    background-color: #f9fafb;
}

.exam-form-control-readonly:disabled {
    cursor: not-allowed;
    opacity: 1;
}

.exam-inline-status {
    display: block;
    margin-top: 6px;
    min-height: 18px;
    font-size: 12px;
}

.exam-select-control {
    appearance: none;
    cursor: pointer;
    padding-right: 40px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.exam-helper-text {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: #6b7280;
}

.reg-terms-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: #1f2937;
    margin: 0;
}

.reg-terms-label a {
    color: #2563eb;
    text-decoration: none;
}

.reg-terms-label a:hover,
.reg-terms-label a:focus {
    text-decoration: underline;
}

.reg-terms-checkbox {
    margin-top: 3px;
}

.reg-terms-group {
    display: grid;
    gap: 10px;
}

.reg-terms-item {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 10px 12px;
}

.exam-submit-btn {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    background-color: #2563eb;
    color: #fff;
    margin-top: 8px;
    min-height: 44px;
    -webkit-tap-highlight-color: transparent;
}

.exam-submit-btn:hover,
.exam-submit-btn:focus {
    background-color: #1d4ed8;
    color: #fff;
}

.exam-submit-btn:disabled {
    background-color: #93c5fd;
    cursor: not-allowed;
}

.exam-security-note {
    text-align: center;
    margin-top: 24px;
    color: #9ca3af;
    font-size: 0.9em;
}

#examOtpModal .modal-dialog {
    max-width: 430px;
}

.exam-otp-modal {
    border: 1px solid #e3e8ee;
    border-radius: 14px;
    box-shadow: 0 28px 60px rgba(15, 23, 42, 0.22);
}

.exam-otp-head {
    border-bottom: 0;
    padding: 18px 20px 0;
}

.exam-otp-title {
    font-size: 20px;
    font-weight: 600;
    color: #0a2540;
    letter-spacing: -0.01em;
}

.exam-otp-body {
    padding: 8px 20px 20px;
}

.exam-otp-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid #d6dfff;
    background: #f5f7ff;
    color: #4a4fcf;
    font-size: 12px;
    font-weight: 600;
}

.exam-otp-chip i {
    font-size: 11px;
}

.exam-otp-copy {
    margin: 0;
    font-size: 14px;
    color: #536171;
}

.exam-otp-email {
    margin: 2px 0 12px;
    font-size: 14px;
    font-weight: 600;
    color: #0a2540;
}

.exam-otp-label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: #334155;
}

.exam-otp-input {
    height: 46px;
    border-radius: 10px;
    border: 1px solid #d0d7e2;
    font-size: 18px;
    letter-spacing: 0.2em;
    text-align: center;
    font-weight: 600;
    color: #0f172a;
}

.exam-otp-input:focus {
    border-color: #635bff;
    box-shadow: 0 0 0 4px rgba(99, 91, 255, 0.16);
}

.exam-otp-status {
    display: block;
    margin-top: 8px;
    min-height: 18px;
    font-size: 12px;
}

.exam-otp-actions {
    margin-top: 14px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.exam-otp-btn {
    height: 42px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
}

.exam-otp-btn-secondary {
    border: 1px solid #d0d7e2;
    color: #334155;
    background: #fff;
}

.exam-otp-btn-secondary:hover,
.exam-otp-btn-secondary:focus {
    background: #f8fafc;
    color: #0f172a;
}

.exam-otp-btn-primary {
    border: 1px solid #635bff;
    background: #635bff;
    color: #fff;
}

.exam-otp-btn-primary:hover,
.exam-otp-btn-primary:focus {
    border-color: #5349f4;
    background: #5349f4;
    color: #fff;
}

.exam-otp-help {
    margin: 10px 0 0;
    font-size: 12px;
    color: #6b7280;
    line-height: 1.45;
}

.exam-otp-link-btn {
    border: 0;
    padding: 0;
    margin: 0;
    background: transparent;
    color: #4f46e5;
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
}

.exam-otp-link-btn:hover,
.exam-otp-link-btn:focus {
    color: #4338ca;
}

.exam-policy-content h5 {
    margin-top: 18px;
    margin-bottom: 8px;
    color: #0a2540;
}

.exam-policy-content p {
    margin-bottom: 10px;
    color: #374151;
}

.exam-policy-content ul {
    margin-bottom: 10px;
    padding-left: 20px;
}

@media (max-width: 768px) {
    .exam-register-section {
        padding: 12px;
        padding-top: 20px;
    }

    .exam-register-card {
        border-radius: 12px;
    }

    .exam-register-body {
        padding: 24px;
    }

    .reg-field {
        margin-bottom: 20px;
    }

    .exam-register-form .exam-form-control {
        padding: 10px 14px;
        font-size: 16px;
    }

    .exam-select-control {
        padding-right: 36px;
    }

    .exam-submit-btn {
        padding: 14px 24px;
        font-size: 16px;
    }

    .exam-info-box {
        padding: 14px 16px;
    }

    .exam-info-title {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .exam-register-section {
        padding: 8px;
        padding-top: 16px;
    }

    .exam-register-body {
        padding: 20px;
    }

    .exam-register-form .exam-form-control {
        padding: 10px 12px;
        font-size: 16px;
    }

    .exam-form-label {
        font-size: 13px;
    }

    .exam-submit-btn {
        padding: 12px 20px;
        font-size: 15px;
    }

    .exam-otp-actions {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 768px) {
    .exam-register-form input[type="text"],
    .exam-register-form input[type="email"],
    .exam-register-form input[type="tel"],
    .exam-register-form input[type="number"],
    .exam-register-form select,
    .exam-register-form textarea {
        font-size: 16px;
    }
}