/* 
   Os estilos de .alternativa-eliminada e .alternative-container 
   foram movidos para o base_aluno_layout.css para evitar repetição.
*/

.btn-tesoura {
    opacity: 0;
    transition: opacity 0.2s;
}

.alternative-container:hover .btn-tesoura {
    opacity: 1;
}

/* Impede que o aluno marque sem querer uma alternativa que ele cortou */
.alternativa-eliminada input[type="radio"] {
    pointer-events: none;
}

/* Container da Explicação da IA */
.resposta-texto {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: #334155;
}

[data-bs-theme="dark"] .resposta-texto {
    color: #cbd5e1;
}

[data-bs-theme="dark"] .resposta-texto strong,
[data-bs-theme="dark"] .resposta-texto b,
[data-bs-theme="dark"] .ia-card-body-premium strong,
[data-bs-theme="dark"] .ia-card-body-premium b {
    color: #a5b4fc !important;
}

.resposta-texto p {
    margin-bottom: 0.8rem;
    display: block;
}

/* ANTI-BARRA NUCLEAR: Neutraliza qualquer blockquote residual */
.markdown-render blockquote, 
.resposta-texto blockquote {
    border-left: none !important;
    padding: 0 !important;
    margin: 0 !important;
    display: inline !important;
    background: transparent !important;
}

.markdown-render blockquote p,
.resposta-texto blockquote p {
    display: inline !important;
    margin: 0 !important;
}

/* Removido o estilo de bloco para strong que causava as barras azuis indesejadas */

/* Destaque para as Fórmulas LaTeX - Estilo mais discreto e integrado */
.resposta-texto .katex-display {
    background: rgba(99, 102, 241, 0.05);
    padding: 10px;
    border-radius: 12px;
    margin: 0.75rem 0;
    border: 1px solid rgba(99, 102, 241, 0.1);
    overflow-x: auto;
}

[data-bs-theme="light"] .resposta-texto .katex-display {
    background: #f8fafc;
    border-color: #e2e8f0;
}

/* Deixar as fórmulas em linha mais nítidas */
.resposta-texto .katex {
    font-size: 1.05em;
    color: #6366f1;
}

[data-bs-theme="dark"] .resposta-texto .katex {
    color: #818cf8; /* Um roxo levemente mais claro para o modo escuro */
}

/* --- ESTILOS DO FILTRO PREMIUM --- */
.filter-section-title {
    color: #6366f1;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 0.75rem;
    transition: all 0.3s ease;
}

[data-bs-theme="light"] .filter-card {
    background: #f8fafc;
    border-color: #e2e8f0;
}

.filter-card:focus-within {
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.filter-list {
    max-height: 200px;
    overflow-y: auto;
    padding-right: 5px;
}

/* Scrollbar Customizada */
.filter-list::-webkit-scrollbar {
    width: 4px;
}

.filter-list::-webkit-scrollbar-track {
    background: transparent;
}

.filter-list::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.3);
    border-radius: 10px;
}

.filter-list::-webkit-scrollbar-thumb:hover {
    background: #6366f1;
}

.item-filtro {
    padding: 6px 10px 6px 36px !important;
    border-radius: 10px;
    transition: all 0.2s ease;
    cursor: pointer;
    position: relative;
    margin-bottom: 2px;
    display: block;
    /* Garante que ocupa a largura total */
}

.item-filtro:hover {
    background: rgba(99, 102, 241, 0.08);
}

/* Estilização Customizada das Checkboxes no Filtro */
.filter-list .form-check-input,
.filter-card .form-check-input {
    width: 18px;
    height: 18px;
    margin-left: -26px !important;
    /* Move para dentro do padding do label */
    margin-top: 2px;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    box-shadow: none !important;
    float: left;
}

[data-bs-theme="light"] .filter-list .form-check-input,
[data-bs-theme="light"] .filter-card .form-check-input {
    background-color: #fff;
    border-color: #cbd5e1;
}

.form-check-input:checked {
    background-color: #6366f1 !important;
    border-color: #6366f1 !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='m6 10 3 3 6-6'/%3e%3c/svg%3e") !important;
}

.item-filtro .form-check-label {
    cursor: pointer;
    color: #e2e8f0;
    font-weight: 500;
    display: inline-block;
    vertical-align: middle;
    width: calc(100% - 30px);
}

[data-bs-theme="light"] .item-filtro .form-check-label {
    color: #1e293b;
}

.filter-search-container {
    position: relative;
    margin-bottom: 0.75rem;
}

.filter-search-container i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 0.85rem;
}

.filter-search-input {
    padding-left: 35px !important;
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 10px !important;
    color: inherit !important;
    font-size: 0.85rem !important;
}

[data-bs-theme="light"] .filter-search-input {
    background: #fff !important;
    border-color: #cbd5e1 !important;
}

.accordion-button-premium {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    color: #fff !important;
    border: none !important;
    border-radius: 12px !important;
    padding: 1rem 1.5rem !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1) !important;
}

[data-bs-theme="light"] .accordion-button-premium {
    background: #fff !important;
    color: #1e293b !important;
    border: 1px solid #e2e8f0 !important;
}

.accordion-button-premium:not(.collapsed) {
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3) !important;
}

.filter-select {
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 10px !important;
    color: inherit !important;
    font-size: 0.85rem !important;
    padding: 0.5rem 1rem !important;
    appearance: none;
    /* Melhora compatibilidade com temas escuros */
}

[data-bs-theme="dark"] .filter-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right 0.75rem center !important;
    background-size: 16px 12px !important;
}

/* Força o fundo escuro dentro da lista de opções do navegador */
[data-bs-theme="dark"] .filter-select option {
    background-color: #1e293b !important;
    color: #ffffff !important;
}

[data-bs-theme="light"] .filter-select {
    background: #fff !important;
    border-color: #cbd5e1 !important;
    color: #1e293b !important;
}

/* --- MODAIS MODERNOS --- */
.modal-content {
    border-radius: 20px !important;
    border: 1px solid var(--border-color) !important;
    background-color: var(--card-bg) !important;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.2) !important;
    overflow: hidden;
}

[data-bs-theme="dark"] .modal-content {
    background-color: #111827 !important;
    backdrop-filter: blur(10px);
}

.modal-header-premium-danger {
    background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
    padding: 1.5rem !important;
    border-bottom: none !important;
}

.modal-header-premium-danger .modal-title {
    color: white !important;
    font-weight: 800 !important;
    letter-spacing: -0.025em;
}

.modal-body-premium {
    padding: 2rem !important;
}

.modal-footer-premium {
    padding: 1.5rem 2rem !important;
    border-top: 1px solid var(--border-color) !important;
    background: rgba(0, 0, 0, 0.02);
}

[data-bs-theme="dark"] .modal-footer-premium {
    background: rgba(255, 255, 255, 0.02);
}

/* --- SISTEMA DE COMENTÁRIOS PREMIUM --- */
.comment-container-premium {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 16px !important;
    padding: 1.5rem !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05) !important;
    margin-top: 1.5rem;
}

[data-bs-theme="dark"] .comment-container-premium {
    background: rgba(255, 255, 255, 0.01) !important;
}

.comment-header-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--texto-principal);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: -0.01em;
}

.comment-card-premium {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 14px !important;
    padding: 1.25rem !important;
    margin-bottom: 1rem !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

[data-bs-theme="light"] .comment-card-premium {
    background: #ffffff !important;
    border-color: #f1f5f9 !important;
}

[data-bs-theme="dark"] .comment-card-premium {
    background: rgba(255, 255, 255, 0.03) !important;
}

.comment-card-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
    border-color: var(--primary-soft) !important;
}

.comment-user-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.comment-user-name {
    font-weight: 750;
    font-size: 0.9rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.comment-date {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--texto-secundario);
    background: rgba(0, 0, 0, 0.04);
    padding: 2px 8px;
    border-radius: 6px;
}

[data-bs-theme="dark"] .comment-date {
    background: rgba(255, 255, 255, 0.06);
}

.comment-text {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--texto-principal);
    margin: 0;
    font-weight: 450;
}

.comment-form-group {
    position: relative;
    display: flex;
    gap: 12px;
    margin-top: 1.5rem;
}

.comment-input-premium {
    border-radius: 12px !important;
    padding: 0.85rem 1.25rem !important;
    background: var(--card-bg) !important;
    border: 2px solid var(--border-color) !important;
    color: var(--texto-principal) !important;
    transition: all 0.3s ease;
    font-size: 0.9rem !important;
}

.comment-input-premium:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 4px var(--primary-soft) !important;
    background: #fff !important;
}

[data-bs-theme="dark"] .comment-input-premium:focus {
    background: rgba(255, 255, 255, 0.05) !important;
}

.btn-send-comment {
    background: var(--primary-color) !important;
    color: white !important;
    border: none !important;
    border-radius: 12px !important;
    padding: 0 1.75rem !important;
    font-weight: 750 !important;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px var(--primary-soft) !important;
    font-size: 0.9rem;
}

.btn-send-comment:hover {
    transform: translateY(-2px);
    background: var(--primary-hover) !important;
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4) !important;
}

.btn-send-comment:active {
    transform: scale(0.96);
}

/* --- FILTROS SALVOS MODERNOS --- */
.filter-chip-premium {
    display: inline-flex;
    align-items: center;
    background: var(--card-bg) !important;
    border: 1.5px solid var(--border-color) !important;
    border-radius: 50px !important;
    padding: 0.45rem 0.5rem 0.45rem 1.25rem !important;
    gap: 0.75rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    max-width: 280px;
}

[data-bs-theme="dark"] .filter-chip-premium {
    background: rgba(255, 255, 255, 0.05) !important;
}

.filter-chip-premium:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color) !important;
    box-shadow: 0 6px 18px var(--primary-soft) !important;
    background: white !important;
}

[data-bs-theme="dark"] .filter-chip-premium:hover {
    background: rgba(255, 255, 255, 0.08) !important;
}

/* Responsividade de Comentários */
@media (max-width: 768px) {
    .comment-form-group {
        flex-direction: column !important;
        gap: 10px !important;
    }

    .comment-input-premium {
        width: 100% !important;
        padding: 1rem !important;
    }

    .btn-send-comment {
        width: 100% !important;
        height: 50px !important;
        justify-content: center !important;
    }

    .comment-container-premium {
        padding: 1rem !important;
    }
}

.filter-chip-name {
    font-size: 0.88rem;
    font-weight: 750;
    color: var(--texto-principal) !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.filter-chip-delete {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.08);
    color: #ef4444 !important;
    transition: all 0.25s ease;
    border: none;
    padding: 0;
    flex-shrink: 0;
}

.filter-chip-delete:hover {
    background: #ef4444 !important;
    color: white !important;
    transform: rotate(90deg) scale(1.1);
}

/* --- IA EXPLICA PREMIUM CARD --- */
.ia-card-premium {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 20px !important;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1) !important;
    margin-top: 1.5rem;
    animation: fadeInScale 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-bs-theme="dark"] .ia-card-premium {
    background: rgba(30, 41, 59, 0.4) !important;
    backdrop-filter: blur(12px);
    border-color: rgba(99, 102, 241, 0.2) !important;
}

.ia-card-header-premium {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%) !important;
    padding: 1.15rem 1.5rem !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: none !important;
}

.ia-card-header-title {
    color: white !important;
    font-weight: 800 !important;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: -0.02em;
    font-size: 1rem;
}

.ia-card-body-premium {
    padding: 1.75rem !important;
}

/* Animação suave para o card da IA */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.98) translateY(10px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* --- ESTILIZAÇÃO DA SCROLLBAR DO TEXTO BASE --- */
.texto-base-conteudo::-webkit-scrollbar {
    width: 6px;
}

.texto-base-conteudo::-webkit-scrollbar-track {
    background: transparent;
}

.texto-base-conteudo::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.2); /* Cor suave baseada na primária */
    border-radius: 10px;
    transition: all 0.3s ease;
}

.texto-base-conteudo::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.5);
}