@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ==========================================
   Design System & Temas (Variáveis CSS)
   ========================================== */
:root {
    /* HSL Hue definitions */
    --h-primary: 24;      /* Terracota / Ouro */
    --h-secondary: 145;   /* Verde Floresta / Saúde */
    --h-neutral: 220;     /* Slate / Cinza */

    /* Font Families */
    --font-title: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    /* Transition defaults */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 20px hsla(var(--h-primary), 90%, 55%, 0.15);
}

/* Tema Escuro (Padrão - Premium) */
html, [data-theme="dark"] {
    --bg-primary: hsl(var(--h-neutral), 25%, 7%);
    --bg-secondary: hsl(var(--h-neutral), 22%, 10%);
    --bg-tertiary: hsl(var(--h-neutral), 20%, 13%);
    
    --text-primary: hsl(var(--h-neutral), 15%, 95%);
    --text-secondary: hsl(var(--h-neutral), 12%, 75%);
    --text-muted: hsl(var(--h-neutral), 10%, 55%);
    
    --color-primary: hsl(var(--h-primary), 90%, 55%);
    --color-primary-hover: hsl(var(--h-primary), 95%, 62%);
    --color-primary-alpha: hsla(var(--h-primary), 90%, 55%, 0.15);
    
    --color-secondary: hsl(var(--h-secondary), 65%, 48%);
    --color-secondary-hover: hsl(var(--h-secondary), 70%, 55%);
    --color-secondary-alpha: hsla(var(--h-secondary), 65%, 48%, 0.15);

    /* Glassmorphism settings */
    --glass-bg: rgba(18, 22, 33, 0.7);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-blur: blur(16px);
    
    /* Status Colors */
    --status-pending: hsl(38, 95%, 55%);      /* Ouro */
    --status-approved: hsl(145, 60%, 45%);    /* Verde */
    --status-rejected: hsl(0, 75%, 60%);       /* Vermelho */
    --status-pending-alpha: hsla(38, 95%, 55%, 0.12);
    --status-approved-alpha: hsla(145, 60%, 45%, 0.12);
    --status-rejected-alpha: hsla(0, 75%, 60%, 0.12);

    color-scheme: dark;
}

/* Tema Claro */
[data-theme="light"] {
    --bg-primary: hsl(30, 20%, 97%); /* Areia quente clara */
    --bg-secondary: hsl(0, 0%, 100%);
    --bg-tertiary: hsl(30, 15%, 92%);
    
    --text-primary: hsl(var(--h-neutral), 30%, 15%);
    --text-secondary: hsl(var(--h-neutral), 20%, 35%);
    --text-muted: hsl(var(--h-neutral), 15%, 55%);
    
    --color-primary: hsl(20, 80%, 48%); /* Terracota quente */
    --color-primary-hover: hsl(20, 85%, 55%);
    --color-primary-alpha: hsla(20, 80%, 48%, 0.1);
    
    --color-secondary: hsl(var(--h-secondary), 60%, 35%);
    --color-secondary-hover: hsl(var(--h-secondary), 65%, 42%);
    --color-secondary-alpha: hsla(var(--h-secondary), 60%, 35%, 0.1);

    /* Glassmorphism settings */
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-blur: blur(16px);
    
    /* Shadows override */
    --shadow-md: 0 8px 30px rgba(181, 173, 160, 0.2);
    --shadow-lg: 0 16px 48px rgba(181, 173, 160, 0.3);
    --shadow-glow: 0 0 20px hsla(20, 80%, 48%, 0.1);

    /* Status Colors */
    --status-pending: hsl(35, 90%, 45%);
    --status-approved: hsl(145, 70%, 32%);
    --status-rejected: hsl(0, 75%, 50%);
    --status-pending-alpha: hsla(35, 90%, 45%, 0.1);
    --status-approved-alpha: hsla(145, 70%, 32%, 0.1);
    --status-rejected-alpha: hsla(0, 75%, 50%, 0.1);

    color-scheme: light;
}

/* ==========================================
   CSS Reset & Base
   ========================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button, input, select, textarea {
    font-family: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

button {
    cursor: pointer;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Scrollbar Personalizado */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
    border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ==========================================
   Componentes Globais (Layout & Grid)
   ========================================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
}

/* Efeito Glow Decorativo */
.glow-effect {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 0;
    pointer-events: none;
    opacity: 0.15;
    mix-blend-mode: screen;
}

/* ==========================================
   Cabeçalho (Header Navbar)
   ========================================== */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    transition: background var(--transition-smooth), border var(--transition-smooth);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--text-primary);
}

.brand-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 12px;
    color: white;
    font-weight: 800;
    box-shadow: var(--shadow-glow);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background-color: var(--color-primary-alpha);
}

/* Botões de Ação do Cabeçalho */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    font-size: 1.1rem;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle:hover {
    background-color: var(--color-primary-alpha);
    transform: scale(1.05);
}

.theme-toggle .sun-icon {
    display: none;
}
[data-theme="light"] .theme-toggle .moon-icon {
    display: none;
}
[data-theme="light"] .theme-toggle .sun-icon {
    display: block;
}

.btn-restricted {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.55rem 1.1rem;
    border-radius: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.btn-restricted:hover, .btn-restricted.logged-in {
    background: var(--color-secondary-alpha);
    border-color: var(--color-secondary);
    color: var(--text-primary);
}

/* Menu Hambúrguer Móvel */
.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .main-nav {
        display: none; /* Simplificado para demo ou pode ser toggle */
    }
    .header-actions {
        gap: 0.5rem;
    }
}

/* ==========================================
   Banner / Hero Section
   ========================================== */
.hero-section {
    position: relative;
    padding: 6rem 0 4rem 0;
    overflow: hidden;
    background: radial-gradient(circle at 80% 20%, hsla(var(--h-secondary), 65%, 48%, 0.08), transparent 45%),
                radial-gradient(circle at 10% 80%, hsla(var(--h-primary), 90%, 55%, 0.08), transparent 40%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    background: var(--color-primary-alpha);
    border: 1px solid hsla(var(--h-primary), 90%, 55%, 0.25);
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    animation: fadeIn 0.8s ease-out;
}

.hero-title {
    font-family: var(--font-title);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--color-primary) 70%, var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto 2.5rem auto;
}

/* ==========================================
   Área de Pesquisa & Filtros
   ========================================== */
.search-filter-section {
    margin-bottom: 3.5rem;
    position: relative;
    z-index: 10;
}

.search-box-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 1rem;
    align-items: center;
    transition: box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.search-box-container:focus-within {
    border-color: hsla(var(--h-primary), 90%, 55%, 0.4);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    transition: border-color var(--transition-fast);
}

.search-input-wrapper i {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-right: 0.75rem;
}

.search-input {
    width: 100%;
    font-size: 0.95rem;
}

.search-input::placeholder {
    color: var(--text-muted);
}

.filter-select-wrapper {
    position: relative;
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
}

.filter-select-wrapper i {
    color: var(--text-muted);
    margin-right: 0.5rem;
    font-size: 0.95rem;
}

.filter-select {
    width: 100%;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    padding-right: 1.5rem;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='hsl(220, 10%25, 55%25)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 16px;
}

@media (max-width: 992px) {
    .search-box-container {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 576px) {
    .search-box-container {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
}

/* Categorias em Destaque */
.categories-tabs {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    overflow-x: auto;
    padding: 0.25rem 0.25rem 0.75rem 0.25rem;
    scrollbar-width: thin;
}

.categories-tabs::-webkit-scrollbar {
    height: 4px;
}

.category-tab {
    white-space: nowrap;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.category-tab:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

.category-tab.active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

/* ==========================================
   Listagem de Materiais (Cards Grid)
   ========================================== */
.library-section-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.results-count {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

/* Material Card */
.material-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-bounce), box-shadow var(--transition-smooth), border-color var(--transition-fast);
}

.material-card:hover {
    transform: translateY(-8px);
    border-color: hsla(var(--h-primary), 90%, 55%, 0.25);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.card-cover-wrapper {
    position: relative;
    aspect-ratio: 1.6;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-primary));
}

.card-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.material-card:hover .card-cover {
    transform: scale(1.08);
}

/* Capas Geradas via Canvas/Gradiente quando não há Imagem */
.card-cover-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1rem;
    color: white;
    font-family: var(--font-title);
    position: relative;
}

.fallback-type {
    align-self: flex-start;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.25rem 0.6rem;
    border-radius: 50px;
    backdrop-filter: blur(4px);
}

.fallback-title {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

/* Badges sobrepostos no topo do card */
.card-badges {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    right: 0.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2;
}

.badge-type {
    padding: 0.3rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.badge-year {
    font-size: 0.75rem;
    font-weight: 700;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    backdrop-filter: blur(4px);
    border-radius: 50px;
    padding: 0.25rem 0.6rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-content {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-category {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.card-title {
    font-family: var(--font-title);
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 2.7rem; /* Garante alinhamento */
}

.card-description {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 2.7rem;
}

.card-meta {
    margin-top: auto;
    border-top: 1px solid var(--glass-border);
    padding-top: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}

.card-author {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

/* Botões do Card */
.card-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    margin-top: 1rem;
    padding: 0.7rem;
    border-radius: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.material-card:hover .card-action {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

/* Mensagem de Nenhum Resultado */
.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-secondary);
    border: 1px dashed var(--glass-border);
    border-radius: 20px;
    color: var(--text-secondary);
}

.no-results i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.no-results h3 {
    font-family: var(--font-title);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.btn-clear-filters {
    margin-top: 1rem;
    display: inline-block;
    padding: 0.5rem 1.2rem;
    border-radius: 8px;
    background: var(--color-primary);
    color: white;
    font-weight: 600;
    font-size: 0.85rem;
}

/* ==========================================
   Carrosséis / Destaques Especiais
   ========================================== */
.highlights-section {
    padding: 4rem 0;
    background: linear-gradient(to bottom, transparent, var(--bg-secondary));
    border-top: 1px solid var(--glass-border);
    margin-bottom: 2rem;
}

.slider-container {
    position: relative;
    overflow: hidden;
}

.slider-track {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding: 1rem 0;
    scroll-behavior: smooth;
    scrollbar-width: none; /* Firefox */
}

.slider-track::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

/* ==========================================
   Drawer / Modal Lateral de Detalhes (Single Page View)
   ========================================== */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.drawer-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.drawer-content {
    position: fixed;
    top: 0;
    right: 0;
    width: 600px;
    max-width: 100%;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    transform: translateX(100%);
    transition: transform var(--transition-smooth);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.drawer-overlay.active .drawer-content {
    transform: translateX(0);
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.drawer-header-title {
    font-family: var(--font-title);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.btn-close-drawer {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    font-size: 1.2rem;
    transition: background var(--transition-fast);
}

.btn-close-drawer:hover {
    background: var(--color-primary-alpha);
    color: var(--color-primary);
}

.drawer-body {
    flex-grow: 1;
    overflow-y: auto;
    padding: 2rem;
}

@media (max-width: 576px) {
    .drawer-body {
        padding: 1.25rem;
    }
}

.detail-cover {
    width: 100%;
    aspect-ratio: 1.8;
    object-fit: cover;
    border-radius: 14px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.detail-cover-fallback {
    width: 100%;
    aspect-ratio: 1.8;
    border-radius: 14px;
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 800;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.detail-meta-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-bottom: 2rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    padding: 1.25rem;
    border-radius: 12px;
}

@media (max-width: 480px) {
    .detail-meta-list {
        grid-template-columns: 1fr;
    }
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.meta-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.detail-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.detail-desc-title {
    font-family: var(--font-title);
    font-size: 1.1rem;
    font-weight: 700;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.detail-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    text-align: justify;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
    margin-bottom: 2rem;
}

.tag-pill {
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
}

/* Links de Download/Acesso */
.detail-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

@media (max-width: 480px) {
    .detail-actions {
        flex-direction: column;
    }
}

.btn-primary {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.9rem 1.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: 12px;
    box-shadow: var(--shadow-glow);
    transition: all var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-2px);
    filter: brightness(1.1);
}

.btn-secondary {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.9rem 1.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--color-secondary-alpha);
    border-color: var(--color-secondary);
}

/* Materiais Relacionados */
.related-section {
    margin-top: 3rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 2rem;
}

.related-title {
    font-family: var(--font-title);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.related-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 0.75rem;
    display: flex;
    gap: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.related-card:hover {
    transform: translateY(-2px);
    background: var(--bg-secondary);
    border-color: var(--color-secondary);
}

.related-thumb {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
}

.related-thumb-fallback {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    flex-shrink: 0;
}

.related-info {
    overflow: hidden;
}

.related-card-title {
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

.related-card-type {
    font-size: 0.75rem;
    color: var(--color-secondary);
    font-weight: 500;
    margin-top: 0.25rem;
}

/* ==========================================
   Seção "Envie seu Material" (Call-to-Action)
   ========================================== */
.submit-banner-section {
    margin: 6rem 0;
}

.submit-banner {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, hsl(var(--h-secondary), 65%, 25%), hsl(var(--h-neutral), 30%, 12%));
    border: 1px solid hsla(var(--h-secondary), 65%, 48%, 0.2);
    border-radius: 24px;
    padding: 4rem 3rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
}

@media (max-width: 768px) {
    .submit-banner {
        flex-direction: column;
        padding: 2.5rem 1.5rem;
        text-align: center;
    }
}

.submit-banner-info {
    max-width: 600px;
    z-index: 1;
}

.submit-banner-title {
    font-family: var(--font-title);
    font-size: 2.2rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.submit-banner-text {
    font-size: 1rem;
    color: hsl(var(--h-neutral), 15%, 85%);
    line-height: 1.6;
}

.btn-banner-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    font-weight: 700;
    font-size: 1rem;
    border-radius: 12px;
    box-shadow: var(--shadow-glow);
    white-space: nowrap;
    transition: all var(--transition-bounce);
    z-index: 1;
}

.btn-banner-action:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px hsla(var(--h-primary), 90%, 55%, 0.3);
}

/* Seção do Formulário Expandido */
.submit-form-section {
    display: none; /* Ativado via JS */
    margin: -4rem auto 6rem auto;
    max-width: 800px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.5s ease;
}

@media (max-width: 576px) {
    .submit-form-section {
        padding: 1.5rem;
    }
}

.form-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.form-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-input {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.form-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

/* Upload Áreas */
.upload-zone {
    border: 2px dashed var(--glass-border);
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--color-secondary);
    background: var(--color-secondary-alpha);
}

.upload-zone i {
    font-size: 2rem;
    color: var(--text-muted);
}

.upload-zone span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.upload-zone small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.preview-uploaded {
    display: none;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    margin-top: 0.5rem;
}

.preview-uploaded.active {
    display: flex;
}

.preview-name {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-grow: 1;
}

.btn-remove-file {
    font-size: 1.1rem;
    color: var(--status-rejected);
}

/* Consentimento checkbox */
.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 1rem;
}

.checkbox-group input {
    margin-top: 0.25rem;
    cursor: pointer;
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
}

.checkbox-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    user-select: none;
    cursor: pointer;
}

.form-actions {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
}

.btn-cancel {
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.btn-cancel:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

/* Modal de Feedback Sucesso */
.success-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.success-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    max-width: 480px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: zoomIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--color-secondary-alpha);
    color: var(--color-secondary);
    font-size: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem auto;
    box-shadow: 0 0 20px hsla(var(--h-secondary), 65%, 48%, 0.2);
}

.success-title {
    font-family: var(--font-title);
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.success-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.btn-success-close {
    padding: 0.8rem 2rem;
    background: var(--color-secondary);
    color: white;
    font-weight: 700;
    border-radius: 10px;
}

/* ==========================================
   Área Restrita / Login de Administrador
   ========================================== */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1500;
    display: none;
    align-items: center;
    justify-content: center;
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    width: 440px;
    max-width: 90%;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.btn-close-login {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 32px;
    height: 32px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: var(--color-secondary-alpha);
    color: var(--color-secondary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.login-title {
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 800;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.login-feedback {
    display: none;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--status-rejected);
    background: var(--status-rejected-alpha);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid hsla(0, 75%, 60%, 0.2);
}

.btn-demo-bypass {
    margin-top: 0.5rem;
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-secondary);
    cursor: pointer;
    text-decoration: underline;
    background: none;
}

/* ==========================================
   Painel Administrativo (Review Dashboard)
   ========================================== */
.admin-section {
    display: none; /* Ativado via JS se logado */
    padding: 4rem 0;
    animation: fadeIn 0.6s ease;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 1.5rem;
}

.admin-title-group h2 {
    font-family: var(--font-title);
    font-size: 2rem;
    font-weight: 800;
}

.admin-title-group p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.admin-actions {
    display: flex;
    gap: 1rem;
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    background: var(--status-rejected-alpha);
    border: 1px solid hsla(0, 75%, 60%, 0.2);
    color: var(--status-rejected);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.btn-logout:hover {
    background: var(--status-rejected);
    color: white;
}

/* Painel de Estatísticas */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

@media (max-width: 992px) {
    .admin-stats {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 480px) {
    .admin-stats {
        grid-template-columns: 1fr;
    }
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
}

.stat-value {
    font-family: var(--font-title);
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-primary);
}

.stat-card.pending .stat-icon {
    background: var(--status-pending-alpha);
    color: var(--status-pending);
}
.stat-card.approved .stat-icon {
    background: var(--status-approved-alpha);
    color: var(--status-approved);
}
.stat-card.rejected .stat-icon {
    background: var(--status-rejected-alpha);
    color: var(--status-rejected);
}
.stat-card.total .stat-icon {
    background: var(--color-secondary-alpha);
    color: var(--color-secondary);
}

/* Tabela/Lista de Revisão */
.admin-workspace {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
}

.workspace-title {
    font-family: var(--font-title);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.review-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.review-row {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    transition: all var(--transition-fast);
}

.review-row:hover {
    border-color: var(--text-muted);
}

@media (max-width: 768px) {
    .review-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

.review-info-main {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-grow: 1;
}

.review-thumb {
    width: 50px;
    height: 50px;
    border-radius: 8px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--color-primary-alpha), var(--color-secondary-alpha));
}

.review-details {
    display: flex;
    flex-direction: column;
}

.review-title-text {
    font-family: var(--font-title);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.review-submeta {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 0.25rem;
}

.review-submeta span strong {
    color: var(--text-primary);
}

/* Badges de Status do Admin */
.status-pill {
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
}

.status-pill.status-em-analise {
    background: var(--status-pending-alpha);
    color: var(--status-pending);
}
.status-pill.status-aprovado {
    background: var(--status-approved-alpha);
    color: var(--status-approved);
}
.status-pill.status-rejeitado {
    background: var(--status-rejected-alpha);
    color: var(--status-rejected);
}

.review-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .review-actions {
        width: 100%;
        justify-content: flex-end;
    }
}

.btn-approve {
    background: var(--status-approved);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    transition: all var(--transition-fast);
}

.btn-approve:hover {
    filter: brightness(1.1);
    transform: scale(1.03);
}

.btn-reject {
    background: var(--status-rejected-alpha);
    color: var(--status-rejected);
    border: 1px solid hsla(0, 75%, 60%, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    transition: all var(--transition-fast);
}

.btn-reject:hover {
    background: var(--status-rejected);
    color: white;
}

.btn-delete {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    border: 1px solid var(--glass-border);
    padding: 0.5rem;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.btn-delete:hover {
    background: var(--status-rejected-alpha);
    color: var(--status-rejected);
    border-color: transparent;
}

/* Mensagem de Vazio no Painel */
.admin-empty-workspace {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.admin-empty-workspace i {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

/* ==========================================
   Rodapé (Footer)
   ========================================== */
.main-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0 2rem 0;
    margin-top: 6rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.footer-info h4 {
    font-family: var(--font-title);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-info p {
    margin-bottom: 1.5rem;
}

.footer-links-col h4 {
    font-family: var(--font-title);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

@media (max-width: 576px) {
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* ==========================================
   Animações Keyframes
   ========================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}