/* Frontend Styles - Checkout Educacional */

:root {
    --cktedu-primary: #00A8E8;
    --cktedu-secondary: #F5F5F5;
    --cktedu-text: #333333;
    --cktedu-hover: #0087c1;
}

.cktedu-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
}

.cktedu-modal.active {
    display: block;
}

.cktedu-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(5px);
}

.cktedu-modal-content {
    position: relative;
    max-width: 650px;
    margin: 50px auto;
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    max-height: 85vh;
    overflow-y: auto;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cktedu-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 32px;
    cursor: pointer;
    color: #999;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.cktedu-modal-close:hover {
    background: #f0f0f0;
    color: #333;
}

.cktedu-modal-content h2 {
    color: var(--cktedu-primary);
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 24px;
}

.cktedu-modal-content > p {
    color: #666;
    margin-bottom: 25px;
}

.cktedu-tabs {
    display: flex;
    gap: 10px;
    margin: 25px 0;
    border-bottom: 2px solid #e0e0e0;
}

.cktedu-tab-button {
    background: none;
    border: none;
    padding: 12px 24px;
    cursor: pointer;
    font-size: 15px;
    color: #666;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s;
}

.cktedu-tab-button:hover {
    color: var(--cktedu-primary);
}

.cktedu-tab-button.active {
    color: var(--cktedu-primary);
    border-bottom-color: var(--cktedu-primary);
    font-weight: 600;
}

.cktedu-tab-content {
    display: none;
    padding: 25px 0;
}

.cktedu-tab-content.active {
    display: block;
}

.cktedu-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 15px;
    transition: border-color 0.3s;
}

.cktedu-input:focus {
    outline: none;
    border-color: var(--cktedu-primary);
    box-shadow: 0 0 0 3px rgba(0, 168, 232, 0.1);
}

.cktedu-button {
    padding: 14px 32px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.cktedu-button-primary {
    background: var(--cktedu-primary);
    color: #fff;
}

.cktedu-button-primary:hover {
    background: var(--cktedu-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 168, 232, 0.3);
}

#students-list {
    min-height: 250px;
    max-height: 400px;
    overflow-y: auto;
}

.student-item {
    padding: 18px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.3s;
}

.student-item:hover {
    border-color: var(--cktedu-primary);
    background: #f9fafb;
    transform: translateX(5px);
}

.student-item strong {
    display: block;
    font-size: 17px;
    margin-bottom: 8px;
    color: var(--cktedu-primary);
}

.student-item small {
    display: block;
    color: #666;
    font-size: 14px;
    line-height: 1.6;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #333;
}

label small {
    font-weight: 400;
    color: #999;
    display: block;
    margin-top: 4px;
}

.cktedu-my-students {
    padding: 30px 0;
}

.cktedu-my-students h2 {
    color: var(--cktedu-primary);
    margin-bottom: 20px;
}

.cktedu-students-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
    margin-top: 25px;
}

.student-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
}

.student-card:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.student-card-header {
    border-bottom: 2px solid var(--cktedu-primary);
    padding-bottom: 12px;
    margin-bottom: 18px;
}

.student-card-header h3 {
    margin: 0;
    color: var(--cktedu-primary);
    font-size: 19px;
}

.student-card-body p {
    margin: 10px 0;
    color: #666;
    font-size: 14px;
}

.student-card-body strong {
    color: #333;
    font-weight: 600;
}

.student-card-actions {
    display: flex;
    gap: 12px;
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid #eee;
}

.student-card-actions button {
    flex: 1;
    padding: 10px 18px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-edit {
    background: var(--cktedu-primary);
    color: #fff;
}

.btn-edit:hover {
    background: var(--cktedu-hover);
    transform: translateY(-2px);
}

.btn-delete {
    background: #dc3545;
    color: #fff;
}

.btn-delete:hover {
    background: #c82333;
    transform: translateY(-2px);
}

.cktedu-qrcode-validation {
    padding: 50px 20px;
    background: var(--cktedu-secondary);
    min-height: 100vh;
}

.cktedu-qrcode-validation .container {
    max-width: 850px;
    margin: 0 auto;
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.cktedu-qrcode-validation h1 {
    text-align: center;
    color: var(--cktedu-primary);
    margin-bottom: 30px;
}

#order-details {
    background: #f9fafb;
    padding: 25px;
    border-radius: 8px;
    margin: 25px 0;
    border-left: 4px solid var(--cktedu-primary);
}

.signature-section {
    margin: 35px 0;
}

.signature-section h3 {
    color: #333;
    margin-bottom: 15px;
}

#signature-pad {
    border: 2px solid #ddd;
    border-radius: 8px;
    cursor: crosshair;
    display: block;
    margin: 15px 0;
    max-width: 100%;
}

.location-section {
    margin: 25px 0;
    padding: 15px;
    background: #f9fafb;
    border-radius: 8px;
}

#confirm-delivery {
    width: 100%;
    padding: 16px;
    font-size: 17px;
    margin-top: 20px;
}

.button.cktedu-open-student-modal {
    background: var(--cktedu-primary) !important;
    color: #fff !important;
    border: none !important;
    padding: 12px 30px !important;
    border-radius: 6px !important;
    cursor: pointer !important;
    transition: all 0.3s !important;
}

.button.cktedu-open-student-modal:hover {
    background: var(--cktedu-hover) !important;
    transform: translateY(-2px) !important;
}

.cktedu-student-selection-inline {
    margin: 20px 0 25px;
    padding: 20px;
    background: #f9fafb;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
}

.cktedu-student-selection-inline label {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    display: block;
}

.cktedu-student-selection-inline label .required {
    color: #dc3545;
    font-weight: 700;
}

.cktedu-student-selection-inline select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 15px;
    background: #fff;
    transition: all 0.3s;
    cursor: pointer;
}

.cktedu-student-selection-inline select:focus {
    outline: none;
    border-color: var(--cktedu-primary);
    box-shadow: 0 0 0 3px rgba(0, 168, 232, 0.1);
}

.cktedu-student-selection-inline .cktedu-manage-students-link,
.cktedu-student-selection-inline .cktedu-add-student-link {
    margin-top: 12px;
    margin-bottom: 0;
}

.cktedu-student-selection-inline .cktedu-manage-students-link a {
    color: var(--cktedu-primary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.cktedu-student-selection-inline .cktedu-manage-students-link a:hover {
    color: var(--cktedu-hover);
    text-decoration: underline;
}

.cktedu-student-selection-inline .cktedu-add-student-link .button {
    display: inline-block;
    padding: 10px 20px;
    background: var(--cktedu-primary);
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
}

.cktedu-student-selection-inline .cktedu-add-student-link .button:hover {
    background: var(--cktedu-hover);
    transform: translateY(-2px);
}

.student-item.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.student-item.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--cktedu-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

button.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

button.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 18px;
    height: 18px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--cktedu-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Estilos do Modal de Seleção de Alunos - Consolidados */
.cktedu-modal .cktedu-modal-content {
    position: relative;
    background: #fff;
    max-width: 800px;
    margin: 50px auto;
    border-radius: 12px;
    max-height: calc(100vh - 100px);
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cktedu-modal .cktedu-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    border-bottom: 2px solid #e0e0e0;
}

.cktedu-modal .cktedu-modal-header h2 {
    margin: 0;
    font-size: 26px;
    color: var(--cktedu-primary, #00A8E8);
}

.cktedu-modal .cktedu-modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
    color: #999;
}

.cktedu-modal .cktedu-modal-close:hover {
    background: #f0f0f0;
    color: #333;
    transform: rotate(90deg);
}

.cktedu-modal .cktedu-modal-close .dashicons {
    width: 24px;
    height: 24px;
    font-size: 24px;
}

.cktedu-modal .cktedu-modal-body {
    padding: 30px;
    overflow-y: auto;
}

.cktedu-modal .cktedu-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid #e0e0e0;
}

.cktedu-modal .cktedu-tab-btn {
    background: none;
    border: none;
    padding: 12px 24px;
    cursor: pointer;
    font-size: 16px;
    color: #666;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s;
    font-weight: 500;
}

.cktedu-modal .cktedu-tab-btn:hover {
    color: var(--cktedu-primary, #00A8E8);
}

.cktedu-modal .cktedu-tab-btn.active {
    color: var(--cktedu-primary, #00A8E8);
    border-bottom-color: var(--cktedu-primary, #00A8E8);
    font-weight: 600;
}

.cktedu-modal .cktedu-tab-content {
    display: none;
}

.cktedu-modal .cktedu-tab-content.active {
    display: block;
}

.cktedu-modal .cktedu-students-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    max-height: 450px;
    overflow-y: auto;
    padding: 5px;
}

.cktedu-modal .cktedu-student-card {
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
}

.cktedu-modal .cktedu-student-card:hover {
    border-color: var(--cktedu-primary, #00A8E8);
    box-shadow: 0 6px 20px rgba(0, 168, 232, 0.2);
    transform: translateY(-3px);
}

.cktedu-modal .cktedu-student-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--cktedu-secondary, #F5F5F5), #e8f4f8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.cktedu-modal .cktedu-student-avatar .dashicons {
    font-size: 48px;
    width: 48px;
    height: 48px;
    color: var(--cktedu-primary, #00A8E8);
}

.cktedu-modal .cktedu-student-info h3 {
    margin: 0 0 10px 0;
    font-size: 18px;
    color: #333;
}

.cktedu-modal .cktedu-student-info p {
    margin: 5px 0;
    font-size: 14px;
    color: #666;
}

.cktedu-modal .cktedu-select-student-btn {
    margin-top: 15px;
    width: 100%;
    background: var(--cktedu-primary, #00A8E8);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.cktedu-modal .cktedu-select-student-btn:hover {
    background: var(--cktedu-hover, #0087c1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 168, 232, 0.3);
}

.cktedu-modal .cktedu-no-students {
    text-align: center;
    padding: 60px 20px;
    color: #666;
}

.cktedu-modal .cktedu-no-students .dashicons {
    font-size: 80px;
    width: 80px;
    height: 80px;
    color: #ddd;
    margin-bottom: 20px;
}

.cktedu-modal .cktedu-no-students p {
    font-size: 15px;
    line-height: 1.6;
    margin: 10px 0;
}

.cktedu-modal .cktedu-form-group {
    margin-bottom: 20px;
}

.cktedu-modal .cktedu-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
    font-size: 14px;
}

.cktedu-modal .cktedu-form-group .required {
    color: #d63638;
    font-weight: 700;
}

.cktedu-modal .cktedu-input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 15px;
    transition: all 0.3s;
    background: #fff;
}

.cktedu-modal .cktedu-input:focus {
    outline: none;
    border-color: var(--cktedu-primary, #00A8E8);
    box-shadow: 0 0 0 3px rgba(0, 168, 232, 0.1);
}

.cktedu-modal .cktedu-input:disabled {
    background-color: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.7;
}

.cktedu-modal .cktedu-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.cktedu-modal .cktedu-form-actions {
    margin-top: 30px;
}

.cktedu-modal .cktedu-form-actions .button {
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.3s;
    position: relative;
}

.cktedu-modal .cktedu-form-actions .button-primary {
    background: var(--cktedu-primary, #00A8E8);
    border: none;
    color: #fff;
}

.cktedu-modal .cktedu-form-actions .button-primary:hover {
    background: var(--cktedu-hover, #0087c1);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 168, 232, 0.3);
}

.cktedu-modal #cktedu-student-form-message {
    margin-top: 20px;
    padding: 15px 20px;
    border-radius: 6px;
    display: none;
    font-size: 14px;
    line-height: 1.6;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cktedu-modal #cktedu-student-form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.cktedu-modal #cktedu-student-form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.cktedu-modal .cktedu-field-help {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: #666;
    font-style: italic;
}

/* Estilos de Loading para Botões */
.cktedu-modal .button .button-loading {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.cktedu-modal .button.is-loading .button-text {
    display: none;
}

.cktedu-modal .button.is-loading .button-loading {
    display: flex;
}

.cktedu-modal .button .spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.cktedu-modal .button.is-loading {
    opacity: 0.8;
    cursor: wait;
    pointer-events: none;
}

/* Loading nos Cards de Aluno */
.cktedu-modal .cktedu-student-card.is-loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.cktedu-modal .cktedu-student-card.is-loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--cktedu-primary, #00A8E8);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@media (max-width: 768px) {
    .cktedu-modal-content {
        margin: 20px;
        padding: 25px;
    }

    .cktedu-students-grid {
        grid-template-columns: 1fr;
    }

    .cktedu-tabs {
        flex-direction: column;
    }

    .cktedu-tab-button {
        border-bottom: none;
        border-left: 3px solid transparent;
        text-align: left;
    }

    .cktedu-tab-button.active {
        border-bottom: none;
        border-left-color: var(--cktedu-primary);
    }

    .cktedu-student-selection-inline {
        padding: 15px;
    }

    .cktedu-modal .cktedu-modal-content {
        margin: 10px;
        max-height: calc(100vh - 20px);
    }

    .cktedu-modal .cktedu-modal-header {
        padding: 20px;
    }

    .cktedu-modal .cktedu-modal-body {
        padding: 20px;
    }

    .cktedu-modal .cktedu-form-row {
        grid-template-columns: 1fr;
    }

    .cktedu-modal .cktedu-students-grid {
        grid-template-columns: 1fr;
    }

    .cktedu-modal .cktedu-tabs {
        flex-wrap: wrap;
    }

    .cktedu-modal .cktedu-tab-btn {
        flex: 1;
        min-width: 150px;
    }
}


/* Estilos do Formulário de Registro com Múltiplos Alunos */
.cktedu-register-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 40px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.cktedu-register-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid #e0e0e0;
}

.cktedu-register-header h2 {
    margin: 0 0 10px 0;
    font-size: 32px;
    color: var(--cktedu-primary, #00A8E8);
}

.cktedu-register-header p {
    margin: 0;
    font-size: 16px;
    color: #666;
}

.cktedu-register-step {
    margin-bottom: 30px;
}

.cktedu-step-title {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    font-size: 24px;
    color: #333;
}

.cktedu-step-title .step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--cktedu-primary, #00A8E8);
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 20px;
}

.cktedu-step-title .step-optional {
    font-size: 14px;
    color: #999;
    font-weight: 400;
}

.cktedu-step-description {
    color: #666;
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 25px;
    padding: 15px;
    background: #f9fafb;
    border-left: 4px solid var(--cktedu-primary, #00A8E8);
    border-radius: 4px;
}

.cktedu-register-form .cktedu-form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 30px;
}

.cktedu-register-form .cktedu-form-actions .button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
}

.cktedu-register-form .cktedu-form-actions .button .dashicons {
    width: 20px;
    height: 20px;
    font-size: 20px;
}

.cktedu-step-actions {
    border-top: 2px solid #e0e0e0;
    padding-top: 30px;
}

.cktedu-add-student-section {
    margin: 30px 0;
    padding: 20px;
    background: #f9fafb;
    border-radius: 8px;
    text-align: center;
}

.cktedu-add-student-section #btn-add-student-form {
    margin-bottom: 15px;
}

.cktedu-students-counter {
    margin: 0;
    font-size: 14px;
    color: #666;
}

.cktedu-students-counter #students-count {
    font-weight: 700;
    font-size: 18px;
    color: var(--cktedu-primary, #00A8E8);
}

#add-student-form-container {
    margin: 30px 0;
    animation: slideIn 0.3s ease-out;
}

.cktedu-student-form-card {
    padding: 30px;
    background: #fff;
    border: 2px solid var(--cktedu-primary, #00A8E8);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 168, 232, 0.1);
}

.cktedu-student-form-card h4 {
    margin: 0 0 25px 0;
    font-size: 20px;
    color: var(--cktedu-primary, #00A8E8);
}

#students-preview-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.cktedu-student-preview-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    transition: all 0.3s;
    position: relative;
}

.cktedu-student-preview-card:hover {
    border-color: var(--cktedu-primary, #00A8E8);
    box-shadow: 0 4px 12px rgba(0, 168, 232, 0.15);
    transform: translateY(-2px);
}

.student-preview-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--cktedu-secondary, #F5F5F5), #e8f4f8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.student-preview-avatar .dashicons {
    font-size: 32px;
    width: 32px;
    height: 32px;
    color: var(--cktedu-primary, #00A8E8);
}

.student-preview-info {
    flex: 1;
}

.student-preview-info h4 {
    margin: 0 0 5px 0;
    font-size: 16px;
    color: #333;
}

.student-preview-info p {
    margin: 3px 0;
    font-size: 13px;
    color: #666;
}

.student-preview-info .escola-name {
    color: #999;
    font-size: 12px;
}

.btn-remove-student {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #dc3545;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    color: #fff;
}

.btn-remove-student:hover {
    background: #c82333;
    transform: rotate(90deg);
}

.btn-remove-student .dashicons {
    width: 18px;
    height: 18px;
    font-size: 18px;
}

#cktedu-register-message {
    margin-top: 20px;
    padding: 15px 20px;
    border-radius: 6px;
    display: none;
    font-size: 15px;
    line-height: 1.6;
    animation: slideIn 0.3s ease-out;
}

#cktedu-register-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

#cktedu-register-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.cktedu-register-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid #e0e0e0;
}

.cktedu-register-footer p {
    margin: 0;
    font-size: 15px;
    color: #666;
}

.cktedu-register-footer a {
    color: var(--cktedu-primary, #00A8E8);
    font-weight: 600;
    text-decoration: none;
}

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

@media (max-width: 768px) {
    .cktedu-register-container {
        margin: 20px;
        padding: 25px;
    }

    .cktedu-register-header h2 {
        font-size: 26px;
    }

    .cktedu-step-title {
        font-size: 20px;
    }

    .cktedu-register-form .cktedu-form-actions {
        flex-direction: column;
    }

    .cktedu-register-form .cktedu-form-actions .button {
        width: 100%;
        justify-content: center;
    }

    #students-preview-list {
        grid-template-columns: 1fr;
    }

    .cktedu-student-preview-card {
        flex-direction: column;
        text-align: center;
    }

    .btn-remove-student {
        position: static;
        margin-top: 10px;
    }
}