/**
 * Nuvium Acesso à Informação - Frontend
 * Versão: 1.0.0
 */

/* ===========================
   BLOCO PRINCIPAL
   =========================== */
.nuvium-ai-block {
    background-color: var(--nai-bg, #1B72BD);
    color: var(--nai-text, #FFFFFF);
    padding: var(--nai-padding-y, 20px) 24px;
    width: 100%;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.nuvium-ai-block *,
.nuvium-ai-block *::before,
.nuvium-ai-block *::after {
    box-sizing: border-box;
}

.nuvium-ai-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}

/* ===========================
   ESQUERDA - LOGO
   =========================== */
.nuvium-ai-logo {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    min-height: 48px;
}

.nuvium-ai-logo img {
    max-height: 64px;
    width: auto;
    display: block;
}

/* ===========================
   CENTRO - BUSCA
   =========================== */
.nuvium-ai-search {
    flex: 1 1 auto;
    display: flex;
    align-items: stretch;
    background: #FFFFFF;
    border-radius: var(--nai-radius, 4px);
    overflow: hidden;
    max-width: 640px;
    height: 48px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.nuvium-ai-search input[type="search"] {
    flex: 1 1 auto;
    margin: 0;
    border: 0;
    border-radius: 0;
    outline: 0;
    background: transparent;
    padding: 0 18px;
    font-size: 16px;
    color: #2c3e50;
    font-family: inherit;
    height: 100%;
    min-width: 0;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    box-shadow: none;
}

.nuvium-ai-search input[type="search"]::-webkit-search-decoration,
.nuvium-ai-search input[type="search"]::-webkit-search-cancel-button,
.nuvium-ai-search input[type="search"]::-webkit-search-results-button,
.nuvium-ai-search input[type="search"]::-webkit-search-results-decoration {
    -webkit-appearance: none;
}

.nuvium-ai-search input[type="search"]::placeholder {
    color: #8a9aa8;
    font-weight: 400;
}

.nuvium-ai-search input[type="search"]:focus {
    outline: none;
    box-shadow: inset 0 0 0 2px var(--nai-btn-bg, #F39200);
}

.nuvium-ai-search button {
    flex: 0 0 auto;
    margin: 0;
    background: var(--nai-btn-bg, #F39200);
    color: var(--nai-icon, #FFFFFF);
    border: 0;
    border-radius: 0;
    width: 56px;
    height: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: filter .15s ease;
    padding: 0;
    -webkit-appearance: none;
    appearance: none;
    line-height: 0;
}

.nuvium-ai-search button:hover,
.nuvium-ai-search button:focus {
    filter: brightness(0.92);
    outline: none;
}

.nuvium-ai-search button:focus-visible {
    outline: 2px solid #FFFFFF;
    outline-offset: -3px;
}

.nuvium-ai-search button svg {
    width: 22px;
    height: 22px;
    color: var(--nai-icon, #FFFFFF);
}

/* ===========================
   DIREITA - REDES SOCIAIS
   =========================== */
.nuvium-ai-social {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 14px;
}

.nuvium-ai-social-label {
    color: var(--nai-text, #FFFFFF);
    font-size: 13px;
    text-transform: lowercase;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
}

.nuvium-ai-social-list {
    display: flex;
    align-items: center;
    gap: 12px;
    list-style: none;
    list-style-type: none;
    margin: 0;
    padding: 0;
}

.nuvium-ai-block ul.nuvium-ai-social-list,
.nuvium-ai-block ul.nuvium-ai-social-list > li {
    list-style: none;
    list-style-type: none;
    margin: 0;
    padding: 0;
    background: none;
    text-indent: 0;
}

.nuvium-ai-social-list li::before,
.nuvium-ai-social-list li::marker {
    content: '';
    display: none;
}

.nuvium-ai-social-list a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    height: auto;
    padding: 6px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--nai-social-icon, #FFFFFF);
    text-decoration: none;
    transition: background-color .15s ease, transform .15s ease, opacity .15s ease;
    line-height: 0;
}

.nuvium-ai-social-list a:hover,
.nuvium-ai-social-list a:focus {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
    outline: none;
}

.nuvium-ai-social-list a:focus-visible {
    outline: 2px solid #FFFFFF;
    outline-offset: 2px;
}

.nuvium-ai-social-list svg {
    width: 28px;
    height: 28px;
    display: block;
}

/* ===========================
   RESPONSIVO
   =========================== */
@media (max-width: 992px) {
    .nuvium-ai-container {
        gap: 20px;
    }
    .nuvium-ai-search {
        max-width: none;
    }
    .nuvium-ai-social-list svg {
        width: 26px;
        height: 26px;
    }
}

@media (max-width: 768px) {
    .nuvium-ai-block {
        padding: 16px;
    }
    .nuvium-ai-container {
        flex-wrap: wrap;
        gap: 14px;
        justify-content: center;
    }
    .nuvium-ai-logo {
        flex: 1 1 auto;
        justify-content: flex-start;
    }
    .nuvium-ai-logo img {
        max-height: 50px;
    }
    .nuvium-ai-social {
        order: 2;
    }
    .nuvium-ai-search {
        order: 3;
        flex: 1 1 100%;
        height: 44px;
    }
    .nuvium-ai-search button {
        width: 48px;
    }
}

@media (max-width: 480px) {
    .nuvium-ai-container {
        gap: 12px;
    }
    .nuvium-ai-logo img {
        max-height: 44px;
    }
    .nuvium-ai-social-label {
        display: none;
    }
    .nuvium-ai-social-list {
        gap: 8px;
    }
    .nuvium-ai-social-list svg {
        width: 24px;
        height: 24px;
    }
}

/* ===========================
   PÁGINA DE RESULTADOS
   =========================== */
.nuvium-ai-results-wrapper {
    background: #f5f7fa;
    min-height: 60vh;
    padding: 32px 16px 64px;
}

.nuvium-ai-results {
    max-width: 1200px;
    margin: 0 auto;
}

.nuvium-ai-results-header {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 24px 28px;
    margin-bottom: 24px;
}

.nuvium-ai-breadcrumb {
    font-size: 13px;
    color: #64748b;
    margin-bottom: 12px;
}

.nuvium-ai-breadcrumb a {
    color: #1B72BD;
    text-decoration: none;
}

.nuvium-ai-breadcrumb a:hover {
    text-decoration: underline;
}

.nuvium-ai-breadcrumb span[aria-hidden] {
    margin: 0 6px;
    color: #94a3b8;
}

.nuvium-ai-results-title {
    font-size: 26px;
    margin: 0 0 8px;
    color: #1e293b;
    font-weight: 600;
    line-height: 1.3;
}

.nuvium-ai-results-title .nuvium-ai-term {
    color: #1B72BD;
    font-weight: 700;
}

.nuvium-ai-results-count {
    color: #64748b;
    font-size: 14px;
    margin: 0 0 18px;
}

.nuvium-ai-results-search {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.nuvium-ai-results-search input[type="search"] {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 15px;
    background: #f8fafc;
    color: #1e293b;
}

.nuvium-ai-results-search input[type="search"]:focus {
    outline: 2px solid #1B72BD;
    outline-offset: 0;
    border-color: #1B72BD;
    background: #fff;
}

.nuvium-ai-results-search button {
    padding: 12px 24px;
    background: #1B72BD;
    color: #fff;
    border: 0;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: background .15s;
}

.nuvium-ai-results-search button:hover {
    background: #145a96;
}

/* GRID */
.nuvium-ai-results-grid {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 24px;
}

@media (max-width: 860px) {
    .nuvium-ai-results-grid {
        grid-template-columns: 1fr;
    }
}

/* SIDEBAR */
.nuvium-ai-results-sidebar {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: 16px;
}

.nuvium-ai-sidebar-title {
    font-size: 14px;
    text-transform: uppercase;
    color: #64748b;
    margin: 0 0 14px;
    letter-spacing: 0.5px;
    font-weight: 700;
}

.nuvium-ai-filter-list {
    list-style: none;
    list-style-type: none;
    margin: 0 0 24px;
    padding: 0;
}

.nuvium-ai-results-sidebar ul.nuvium-ai-filter-list,
.nuvium-ai-results-sidebar ul.nuvium-ai-filter-list > li {
    list-style: none;
    list-style-type: none;
    margin-left: 0;
    padding-left: 0;
    background: none;
    text-indent: 0;
}

.nuvium-ai-filter-list li {
    margin: 0 0 2px;
    padding: 0;
}

.nuvium-ai-filter-list li::before,
.nuvium-ai-filter-list li::marker {
    content: '';
    display: none;
}

.nuvium-ai-filter-list a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    color: #334155;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.3;
    transition: background-color .15s, color .15s, border-color .15s;
    border-left: 3px solid transparent;
}

.nuvium-ai-filter-list a:hover {
    background: #f1f5f9;
    border-left-color: #94a3b8;
    color: #1e293b;
}

.nuvium-ai-filter-list li.is-active a {
    background: #1B72BD;
    color: #fff;
    font-weight: 600;
    border-left-color: #145a96;
}

.nuvium-ai-filter-list li.is-active .nuvium-ai-filter-count {
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
}

.nuvium-ai-filter-count {
    background: #e2e8f0;
    color: #475569;
    border-radius: 999px;
    padding: 2px 10px;
    font-size: 12px;
    font-weight: 600;
    min-width: 28px;
    text-align: center;
    line-height: 1.4;
    flex-shrink: 0;
}

.nuvium-ai-sidebar-help {
    border-top: 1px solid #e2e8f0;
    padding-top: 18px;
    margin-top: 18px;
}

.nuvium-ai-esic-logo {
    display: block;
    max-width: 100%;
    height: auto;
    max-height: 80px;
    margin: 0 0 12px;
}

.nuvium-ai-sidebar-help h3 {
    font-size: 14px;
    margin: 0 0 8px;
    color: #1e293b;
}

.nuvium-ai-sidebar-help p {
    font-size: 13px;
    color: #64748b;
    margin: 0 0 12px;
    line-height: 1.5;
}

.nuvium-ai-btn-esic {
    display: inline-block;
    background: #F39200;
    color: #fff;
    padding: 10px 18px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: background .15s;
}

.nuvium-ai-btn-esic:hover,
.nuvium-ai-btn-esic:focus {
    background: #d67d00;
    color: #fff;
}

/* LISTA DE RESULTADOS */
.nuvium-ai-results-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.nuvium-ai-result-item {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 22px 26px;
    transition: border-color .15s, box-shadow .15s;
}

.nuvium-ai-result-item:hover {
    border-color: #1B72BD;
    box-shadow: 0 2px 12px rgba(27, 114, 189, 0.08);
}

.nuvium-ai-result-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 8px;
    font-size: 12px;
}

.nuvium-ai-result-type {
    background: #1B72BD;
    color: #fff;
    padding: 3px 10px;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.3px;
    font-size: 11px;
}

.nuvium-ai-result-date {
    color: #64748b;
}

.nuvium-ai-result-title {
    font-size: 19px;
    margin: 0 0 8px;
    line-height: 1.35;
    font-weight: 600;
}

.nuvium-ai-result-title a {
    color: #1e293b;
    text-decoration: none;
}

.nuvium-ai-result-title a:hover {
    color: #1B72BD;
    text-decoration: underline;
}

.nuvium-ai-result-excerpt {
    color: #475569;
    font-size: 14.5px;
    line-height: 1.6;
    margin-bottom: 10px;
}

.nuvium-ai-highlight {
    background: #fff3c4;
    color: #1e293b;
    padding: 1px 3px;
    border-radius: 2px;
    font-weight: 600;
}

.nuvium-ai-result-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #1B72BD;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    margin-right: 12px;
}

.nuvium-ai-result-link:hover {
    text-decoration: underline;
}

.nuvium-ai-result-url {
    color: #94a3b8;
    font-size: 12px;
    margin-top: 8px;
    word-break: break-all;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* PAGINAÇÃO */
.nuvium-ai-pagination {
    display: flex;
    justify-content: center;
    margin-top: 24px;
    flex-wrap: wrap;
    gap: 6px;
}

.nuvium-ai-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    background: #fff;
    border: 1px solid #e2e8f0;
    color: #334155;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    transition: all .15s;
}

.nuvium-ai-pagination .page-numbers:hover {
    border-color: #1B72BD;
    color: #1B72BD;
}

.nuvium-ai-pagination .page-numbers.current {
    background: #1B72BD;
    color: #fff;
    border-color: #1B72BD;
}

.nuvium-ai-pagination .page-numbers.dots {
    border-color: transparent;
    background: transparent;
}

/* SEM RESULTADOS */
.nuvium-ai-no-results {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 40px 32px;
    text-align: left;
}

.nuvium-ai-no-results h2 {
    color: #1e293b;
    margin: 0 0 12px;
    font-size: 22px;
}

.nuvium-ai-no-results p {
    color: #64748b;
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.nuvium-ai-no-results h3 {
    color: #1e293b;
    margin: 20px 0 10px;
    font-size: 16px;
}

.nuvium-ai-no-results ul {
    color: #475569;
    padding-left: 20px;
    margin-bottom: 20px;
    line-height: 1.8;
}

.nuvium-ai-no-results-cta {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

/* SCREEN READER */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

/* ALTO CONTRASTE (eMAG) */
@media (prefers-contrast: more) {
    .nuvium-ai-block {
        border: 2px solid #fff;
    }
    .nuvium-ai-search input[type="search"] {
        color: #000;
    }
    .nuvium-ai-result-item {
        border-color: #000;
    }
}

/* PRINT */
@media print {
    .nuvium-ai-block,
    .nuvium-ai-results-sidebar,
    .nuvium-ai-results-search,
    .nuvium-ai-pagination {
        display: none !important;
    }
    .nuvium-ai-results-grid {
        grid-template-columns: 1fr;
    }
}