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

:root {
    --roxo-carnaval: #6B238E;
    --amarelo-carnaval: #FFD700;
    --verde-carnaval: #00A86B;
    --vermelho-carnaval: #E31B23;
    --laranja-carnaval: #FF6B35;
    --azul-carnaval: #0099CC;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --border-radius: 12px;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    width: 100%;
}

/* Cards Animados */
.card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    animation: fadeInUp 0.6s ease-out;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 30px rgba(0,0,0,0.15);
}

/* Botões */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 25px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--roxo-carnaval), var(--azul-carnaval));
    color: white;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(107, 35, 142, 0.4);
}

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

.btn-warning {
    background: var(--amarelo-carnaval);
    color: #333;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--roxo-carnaval);
    color: var(--roxo-carnaval);
}

.btn-outline:hover {
    background: var(--roxo-carnaval);
    color: white;
}

.btn-large {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
    text-align: center;
}

.btn-icon {
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s;
}

.btn-icon:hover {
    background: #f0f0f0;
    color: var(--roxo-carnaval);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.dashboard-grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.stat-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--roxo-carnaval), var(--amarelo-carnaval));
}

.stat-value {
    font-size: 36px;
    font-weight: 800;
    color: var(--roxo-carnaval);
    margin: 10px 0;
}

.stat-label {
    color: #666;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 14px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

/* Tabelas */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.table thead {
    background: #f8f9fa;
}

.table th {
    padding: 15px;
    text-align: left;
    color: #666;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid #e0e0e0;
    white-space: nowrap;
}

.table td {
    padding: 15px;
    border-bottom: 1px solid #f0f0f0;
    color: #333;
    white-space: nowrap;
}

.table td:last-child {
    white-space: nowrap;
}

/* Formulários */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 25px;
}

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

.form-group-full {
    grid-column: span 2;
}

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

.form-group label i {
    color: var(--roxo-carnaval);
    margin-right: 8px;
    width: 16px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    transition: all 0.3s;
    background: white;
    max-width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--roxo-carnaval);
    box-shadow: 0 0 0 3px rgba(107, 35, 142, 0.1);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #999;
    font-size: 12px;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.form-section-title {
    font-size: 16px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

.form-section-title i {
    color: var(--roxo-carnaval);
    margin-right: 8px;
}

/* Badges */
.badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    display: inline-block;
    white-space: nowrap;
}

.badge-ativo {
    background: #d4edda;
    color: #155724;
}

.badge-inativo {
    background: #f8d7da;
    color: #721c24;
}

.badge-pendente {
    background: #fff3cd;
    color: #856404;
}

.badge-mensal {
    background: #cfe2ff;
    color: #084298;
}

.badge-anual {
    background: #e7d4ff;
    color: #4a0d8c;
}

.badge-trial {
    background: #e2e3e5;
    color: #383d41;
}

/* Turma Info */
.turma-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.turma-avatar {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
}

/* List Group */
.list-group {
    padding: 10px 0;
}

.list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px;
    border-bottom: 1px solid #f0f0f0;
    transition: background 0.3s;
}

.list-item:hover {
    background: #f8f9fa;
}

.list-item:last-child {
    border-bottom: none;
}

.list-info {
    flex: 1;
}

.list-title {
    font-weight: 600;
    color: #333;
    display: block;
    margin-bottom: 3px;
}

.list-subtitle {
    font-size: 13px;
    color: #999;
}

.list-value {
    text-align: right;
}

.list-value .value {
    font-weight: 700;
    color: #00A86B;
    display: block;
    margin-bottom: 3px;
}

.list-value small {
    color: #999;
    font-size: 12px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(5px);
    z-index: 9999;
    padding: 15px;
    overflow-y: auto;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 15px;
    width: 100%;
    max-width: 500px;
    animation: slideUp 0.3s;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    margin: auto;
}

.modal-large {
    max-width: 600px;
}

.modal-header {
    padding: 20px 25px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    color: var(--roxo-carnaval);
    font-size: 20px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: #999;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--roxo-carnaval);
}

.modal-body {
    padding: 25px;
    max-height: 70vh;
    overflow-y: auto;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 99999;
    color: white;
}

.loading-overlay p {
    margin-top: 15px;
    font-size: 16px;
}

/* Search Box */
.search-box {
    display: flex;
    align-items: center;
    background: #f5f5f5;
    padding: 8px 15px;
    border-radius: 8px;
}

.search-box i {
    color: #999;
    margin-right: 8px;
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    width: 200px;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 5px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px;
    color: #999;
}

/* Alert */
.alert {
    padding: 12px 15px;
    border-radius: 10px;
    font-size: 14px;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.alert-warning a {
    color: var(--roxo-carnaval);
    text-decoration: none;
    font-weight: 600;
}

/* Header */
.content-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.content-header h1 {
    color: #1a1a2e;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 5px;
}

.content-header h1 i {
    color: var(--roxo-carnaval);
    margin-right: 10px;
}

.content-header p {
    color: #666;
    font-size: 14px;
}

.header-actions {
    display: flex;
    gap: 10px;
}

/* Card Header */
.card-header {
    padding: 20px 25px;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.card-header h2,
.card-header h3 {
    color: #1a1a2e;
    font-size: 18px;
    font-weight: 700;
}

.card-header h2 i,
.card-header h3 i {
    color: var(--roxo-carnaval);
    margin-right: 8px;
}

.btn-link {
    color: var(--roxo-carnaval);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: color 0.3s;
}

.btn-link:hover {
    color: var(--laranja-carnaval);
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Loading Spinner */
.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255,255,255,0.3);
    border-top-color: var(--amarelo-carnaval);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Alertas Popup */
.popup-alert {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    max-width: 500px;
    width: 90%;
    animation: slideDown 0.5s ease-out;
}

.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 9998;
    animation: fadeIn 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translate(-50%, -60%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Timeline Twitter-style */
.timeline-post {
    background: white;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    border-left: 4px solid var(--amarelo-carnaval);
    animation: fadeInUp 0.5s ease-out;
}

.post-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.post-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
    border: 3px solid var(--amarelo-carnaval);
}

.post-author {
    font-weight: 700;
    color: var(--roxo-carnaval);
}

.post-time {
    color: #999;
    font-size: 12px;
}

.post-content {
    margin: 15px 0;
    line-height: 1.6;
}

.post-actions {
    display: flex;
    gap: 20px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.like-btn {
    background: none;
    border: none;
    color: var(--vermelho-carnaval);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.like-btn:hover {
    transform: scale(1.1);
}

.like-btn.liked {
    color: var(--vermelho-carnaval);
    animation: pulse 0.3s ease;
}

/* ============================================ */
/* RESPONSIVIDADE - TABLET (até 992px)          */
/* ============================================ */
@media (max-width: 992px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    .dashboard-grid-2col {
        grid-template-columns: 1fr !important;
    }
    
    .form-grid {
        grid-template-columns: 1fr !important;
    }
    
    .form-group-full {
        grid-column: span 1 !important;
    }
}

/* ============================================ */
/* RESPONSIVIDADE - MOBILE (até 768px)          */
/* ============================================ */
@media (max-width: 768px) {
    body {
        overflow-x: hidden;
    }
    
    .container {
        padding: 10px;
    }
    
    .card {
        padding: 20px;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr !important;
        gap: 15px;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    .stat-value {
        font-size: 28px;
    }
    
    .content-header {
        flex-direction: column !important;
        align-items: flex-start !important;
    }
    
    .header-actions {
        width: 100%;
    }
    
    .header-actions .btn-primary,
    .header-actions .btn-outline {
        width: 100%;
        justify-content: center;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .search-box {
        width: 100%;
    }
    
    .search-box input {
        width: 100%;
    }
    
    .table-responsive {
        margin: 0 -20px;
        padding: 0 20px;
    }
    
    .table {
        min-width: 500px;
    }
    
    .list-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .list-value {
        text-align: left;
        width: 100%;
    }
    
    .turma-info {
        flex-wrap: wrap;
    }
    
    .action-buttons {
        flex-wrap: wrap;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn-primary,
    .form-actions .btn-outline {
        width: 100%;
        justify-content: center;
    }
    
    .modal-content {
        width: 95%;
        margin: 10px;
    }
    
    .modal-large {
        max-width: 100%;
    }
}

/* ============================================ */
/* RESPONSIVIDADE - TELAS PEQUENAS (até 480px)  */
/* ============================================ */
@media (max-width: 480px) {
    .stat-card {
        padding: 15px;
    }
    
    .stat-value {
        font-size: 24px;
    }
    
    .stat-label {
        font-size: 12px;
    }
    
    .content-header h1 {
        font-size: 24px;
    }
    
    .btn-large {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .table th,
    .table td {
        padding: 10px;
        font-size: 13px;
    }
    
    .badge {
        padding: 3px 8px;
        font-size: 10px;
    }
    
    .modal-header {
        padding: 15px 20px;
    }
    
    .modal-body {
        padding: 20px;
    }
}

/* Prevenir overflow em imagens */
img {
    max-width: 100%;
    height: auto;
}

/* Prevenir overflow em textos longos */
.text-muted {
    color: #999;
}

/* Ajustes gerais de overflow */
.master-container,
.admin-container {
    overflow-x: hidden;
}

.main-content {
    word-wrap: break-word;
    overflow-wrap: break-word;
}