/* ============================================
   ADMIN - Estilos Gerais do Painel
   ============================================ */

/* Reset e Variáveis */
:root {
    /* Cores Principais */
    --primary-color: #080c27;
    --secondary-color: #1a1f3a;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --info-color: #3B82F6;
    
    /* Cores Neutras */
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Background */
    --bg-primary: #F9FAFB;
    --bg-secondary: #FFFFFF;
    --bg-card: #FFFFFF;
    
    /* Texto */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    
    /* Bordas */
    --border-color: #E5E7EB;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Página de Presenças - Conteúdo Principal */
    .presencas-page .page-header,
    .presencas-page .card,
    .presencas-page .table-responsive {
        padding-left: 2rem;
        padding-right: 2rem;
    }
    
    .presencas-page .page-header {
        padding-top: 2rem;
        padding-bottom: 1rem;
    }
    
    .presencas-page .card {
        margin-bottom: 1.5rem;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
    }
    
    /* Ajuste para telas menores */
    @media (max-width: 768px) {
        .presencas-page .page-header,
        .presencas-page .card,
        .presencas-page .table-responsive {
            padding-left: 1rem;
            padding-right: 1rem;
        }
    }
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Fontes */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
    
    /* Sidebar */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
    
    /* Header */
    --header-height: 80px;
}

/* Reset Global */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

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

/* Layout Principal */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s ease;
}

/* Dashboard Container */
.dashboard-container {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

/* Botões */
button, .btn {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    outline: none;
}

button:hover, .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #4338CA;
}

.btn-secondary {
    background-color: var(--gray-200);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--gray-300);
}

.btn-success {
    background-color: var(--success-color);
    color: var(--white);
}

.btn-danger {
    background-color: var(--danger-color);
    color: var(--white);
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.card-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.card-body {
    padding: 0;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    line-height: 1;
}

.badge-success {
    background-color: #D1FAE5;
    color: #065F46;
}

.badge-warning {
    background-color: #FEF3C7;
    color: #92400E;
}

.badge-danger {
    background-color: #FEE2E2;
    color: #991B1B;
}

.badge-info {
    background-color: #DBEAFE;
    color: #1E40AF;
}

.badge-primary {
    background-color: #e8e9f0;
    color: #080c27;
}

/* Inputs */
input, textarea, select {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    padding: 0.625rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    outline: none;
    transition: all 0.3s ease;
    width: 100%;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(8, 12, 39, 0.1);
}

/* Tabelas */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
}

thead {
    background-color: var(--gray-50);
}

th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-primary);
}

tr:hover {
    background-color: var(--gray-50);
}

/* Utilitários */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.d-flex { display: flex; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* Responsividade */
@media (max-width: 1024px) {
    .main-content {
        margin-left: var(--sidebar-collapsed-width);
    }
}

@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
    }
    
    .dashboard-container {
        padding: var(--spacing-sm);
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
}

/* Avatar Padrão (caso imagem não exista) */
.user-avatar img,
.mobile-user-avatar img {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.user-avatar img[src*="avatar-default"],
.mobile-user-avatar img[src*="avatar-default"] {
    display: none;
}

.user-avatar:has(img[src*="avatar-default"])::before,
.mobile-user-avatar:has(img[src*="avatar-default"])::before {
    content: 'D';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
}

.user-avatar,
.mobile-user-avatar {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
}

/* Scrollbar Customizado */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* ============================================
   CURSOS INDISPONÍVEIS
   ============================================ */

/* Card de curso indisponível */
.course-card.course-unavailable {
    opacity: 0.6;
    filter: grayscale(100%);
    pointer-events: none;
    position: relative;
}

.course-card.course-unavailable::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.7);
    z-index: 1;
    pointer-events: none;
}

/* Overlay de curso indisponível */
.unavailable-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
    color: white;
    gap: 8px;
}

.unavailable-overlay i {
    font-size: 32px;
    margin-bottom: 8px;
}

.unavailable-overlay span {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Ajustes para elementos dentro do card indisponível */
.course-card.course-unavailable .course-thumbnail img {
    filter: grayscale(100%) brightness(1.2);
}

.course-card.course-unavailable .course-content {
    position: relative;
    z-index: 2;
}

.course-card.course-unavailable .course-title,
.course-card.course-unavailable .course-description,
.course-card.course-unavailable .course-meta {
    color: var(--gray-400);
}

.course-card.course-unavailable .btn {
    background-color: var(--gray-300);
    border-color: var(--gray-300);
    color: var(--gray-600);
    cursor: not-allowed;
}

/* Responsividade */
@media (max-width: 768px) {
    .unavailable-overlay i {
        font-size: 24px;
    }
    
    .unavailable-overlay span {
        font-size: 12px;
    }
}

/* Estilos do dropdown movidos para sidebar.css */