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

:root {
    /* Cores principais */
    --primary-color: #f39c12;
    --secondary-color: #e74c3c;
    --dark-color: #000;
    --light-color: #fff;
    --gray-light: #f8f9fa;
    --gray-medium: #6c757d;
    --gray-dark: #343a40;
    
    /* Cores de status */
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --error-color: #e74c3c;
    --info-color: #3498db;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.1);
    --shadow-xl: 0 12px 24px rgba(0,0,0,0.15);
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 50%;
}

/* ===== ESTILOS GLOBAIS ===== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.3;
    color: var(--primary-color);
    background-color: var(--dark-color);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== TIPOGRAFIA ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--gray-medium);
}

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: var(--spacing-md);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-subtitle {
    text-align: center;
    color: var(--gray-medium);
    font-size: 1.125rem;
    margin-top: -var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

/* ===== HEADER ===== */
header {
    background-color: var(--dark-color);
    color: var(--light-color);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
}

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

.logo img {
    height: 80px;
    width: auto;
    transition: transform var(--transition-medium);
}

.logo img:hover {
    transform: scale(1.05);
}

nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

nav a {
    color: var(--light-color);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
}

nav a:hover {
    color: var(--primary-color);
}

nav a.active {
    color: var(--primary-color);
    background-color: rgba(243, 156, 18, 0.1);
}

.menu-mobile {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--light-color);
}

/* ===== HERO SECTIONS ===== */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--dark-color) 0%, #1a1a1a 100%);
    color: var(--light-color);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(243, 156, 18, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.2s both;
}

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

/* ===== BUTTONS ===== */
.btn-primary, .btn-secondary, .btn-outline {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-medium);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: #e67e22;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--gray-dark);
    color: var(--light-color);
}

.btn-secondary:hover {
    background-color: var(--dark-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* ===== CARDS ===== */
.card {
    background-color: var(--light-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--gray-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(243, 156, 18, 0.1);
}

/* ===== BADGES ===== */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.badge-confirmado {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.badge-pendente {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--warning-color);
}

.badge-agendado {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--info-color);
}

/* ===== VIDEO SECTION ===== */
.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xxl);
}

.video-card {
    background-color: var(--light-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    overflow: hidden;
}

.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-info {
    padding: var(--spacing-lg);
}

.video-info h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.video-description {
    color: var(--gray-medium);
    margin-bottom: var(--spacing-lg);
}

/* ===== BENEFICIOS ===== */
.beneficios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.beneficio-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.beneficio-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

/* ===== ESTATISTICAS ===== */
.estatisticas {
    background-color: var(--dark-color);
    color: var(--dark-color);
    padding: var(--spacing-xxl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    text-align: center;
}

.stat-card i {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.stat-card h3 {
    font-size: 2.5rem;
    color: var(--light-color);
    margin-bottom: var(--spacing-sm);
}

/* ===== DEPOIMENTOS ===== */
.depoimentos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.depoimento-card {
    background-color: var(--light-color);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.stars {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.depoimento-autor {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.depoimento-autor img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

/* ===== LOGIN PAGE ===== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.login-wrapper {
    max-width: 1200px;
    width: 100%;
    padding: 0 var(--spacing-md);
}

.login-tabs {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    justify-content: center;
}

.tab-button {
    padding: var(--spacing-md) var(--spacing-xl);
    background-color: var(--light-color);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-medium);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
}

.tab-button.active {
    background-color: var(--primary-color);
    color: var(--light-color);
}

.login-form-container {
    background-color: var(--light-color);
    padding: var(--spacing-xxl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    margin: 0 auto;
}

.password-input {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-medium);
}

/* ===== ADMIN DASHBOARD ===== */
.admin-dashboard {
    display: flex;
    min-height: 100vh;
    background-color: var(--gray-light);
}

.admin-sidebar {
    width: 250px;
    background-color: var(--dark-color);
    color: var(--light-color);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    transition: all var(--transition-medium);
}

.admin-sidebar.collapsed {
    width: 70px;
}

.sidebar-header {
    padding: var(--spacing-lg);
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-nav ul {
    list-style: none;
    padding: var(--spacing-md) 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--light-color);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.sidebar-nav a:hover,
.sidebar-nav li.active a {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--primary-color);
}

.admin-main {
    margin-left: 250px;
    width: calc(100% - 250px);
    transition: all var(--transition-medium);
}

.admin-main.expanded {
    margin-left: 70px;
    width: calc(100% - 70px);
}

.admin-header {
    background-color: var(--light-color);
    padding: var(--spacing-md) var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.dashboard-content {
    padding: var(--spacing-xl);
}

.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
}

.stat-card {
    background-color: var(--light-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.stat-card.primary .stat-icon {
    background-color: rgba(52, 152, 219, 0.1);
    color: #3498db;
}

.stat-card.success .stat-icon {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.stat-card.warning .stat-icon {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--warning-color);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    margin: var(--spacing-sm) 0;
}

.stat-change {
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat-change.positive {
    color: var(--success-color);
}

/* ===== USER DASHBOARD ===== */
.user-dashboard .user-header {
    background-color: var(--dark-color);
    box-shadow: var(--shadow-md);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.welcome-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, #e67e22 100%);
    color: var(--light-color);
    padding: 120px 0 60px;
    margin-top: 60px;
}

.welcome-content {
    text-align: center;
}

.streak-info {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    margin-top: var(--spacing-md);
}

.welcome-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xxl);
    margin-top: var(--spacing-xl);
}

.welcome-stats .stat {
    text-align: center;
}

.welcome-stats h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--light-color);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.dashboard-card {
    background-color: var(--light-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-content {
    padding: var(--spacing-lg);
}

.next-class {
    grid-column: span 2;
}

.class-info {
    margin-bottom: var(--spacing-lg);
}

.class-info p {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-medium);
}

.class-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* ===== PACOTES PAGE ===== */
.planos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.plano-card {
    background-color: var(--light-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
}

.plano-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.plano-card.popular {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.plano-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 600;
}

.plano-preco {
    margin: var(--spacing-lg) 0;
}

.plano-preco .valor {
    font-size: 3rem;
    font-weight: 700;
}

.plano-features ul {
    list-style: none;
    text-align: left;
    margin: var(--spacing-xl) 0;
}

.plano-features li {
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.plano-features li i {
    color: var(--success-color);
}

.plano-features li.disabled {
    opacity: 0.5;
}

.plano-features li.disabled i {
    color: var(--gray-medium);
}

/* ===== SOBRE PAGE ===== */
.historia-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    margin-bottom: var(--spacing-xxl);
}

.historia-image {
    position: relative;
}

.historia-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.historia-stats {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--light-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    display: flex;
    gap: var(--spacing-xl);
}

.valores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.valor-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.valor-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(243, 156, 18, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 2rem;
    color: var(--primary-color);
}

.professores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.professor-card {
    background-color: var(--light-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
}

.professor-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.professor-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.professor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.professor-card:hover .professor-image img {
    transform: scale(1.1);
}

.professor-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.7) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.professor-card:hover .professor-overlay {
    opacity: 1;
}

.professor-info {
    padding: var(--spacing-lg);
}

.professor-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

/* ===== HORARIOS ===== */
.horarios-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    background-color: var(--light-color);
    padding: var(--spacing-xxl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.horarios-grid {
    display: grid;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.dia-horario {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-md);
    background-color: var(--gray-light);
    border-radius: var(--radius-sm);
}

.dia-horario.fechado {
    opacity: 0.6;
}

.dia-horario .dia {
    font-weight: 600;
}

/* ===== MODAL ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    animation: fadeIn var(--transition-medium);
}

.modal-content {
    background-color: var(--light-color);
    margin: 5% auto;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 600px;
    position: relative;
    animation: slideIn var(--transition-medium);
}

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

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    right: var(--spacing-lg);
    top: var(--spacing-lg);
    font-size: 2rem;
    font-weight: bold;
    color: var(--gray-medium);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.close:hover {
    color: var(--error-color);
}

/* ===== TIME SLOTS ===== */
.time-slots {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.time-slot {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--gray-light);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.time-slot:hover {
    background-color: rgba(243, 156, 18, 0.1);
    border-color: var(--primary-color);
}

.time-slot.selected {
    background-color: var(--primary-color);
    color: var(--light-color);
    border-color: var(--primary-color);
}

.time-slot:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== TABLES ===== */
.table-responsive {
    overflow-x: auto;
    margin-top: var(--spacing-md);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--light-color);
}

.admin-table thead {
    background-color: var(--gray-light);
}

.admin-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--gray-dark);
    border-bottom: 2px solid #e0e0e0;
}

.admin-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid #f0f0f0;
}

.admin-table tr:hover {
    background-color: rgba(243, 156, 18, 0.05);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-info img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.btn-icon {
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--gray-medium);
    transition: color var(--transition-fast);
}

.btn-icon:hover {
    color: var(--primary-color);
}

/* ===== CALENDAR ===== */
.calendar-widget {
    background-color: var(--light-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

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

.calendar-header h3 {
    margin: 0;
}

.calendar-header button {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--gray-medium);
    padding: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.calendar-header button:hover {
    color: var(--primary-color);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-xs);
}

.calendar-day-header {
    text-align: center;
    font-weight: 600;
    color: var(--gray-medium);
    padding: var(--spacing-sm);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.calendar-day:hover:not(.empty) {
    background-color: rgba(243, 156, 18, 0.1);
}

.calendar-day.has-class {
    background-color: var(--primary-color);
    color: var(--light-color);
    font-weight: 600;
}

.calendar-day.empty {
    cursor: default;
}

/* ===== PROGRESS BARS ===== */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: #e0e0e0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-top: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background-color: var(--primary-color);
    transition: width var(--transition-slow);
    border-radius: var(--radius-sm);
}

.progress-item {
    margin-bottom: var(--spacing-lg);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
}

/* ===== ACHIEVEMENTS ===== */
.achievement-badges {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-md);
}

.badge-item {
    width: 60px;
    height: 60px;
    background-color: rgba(243, 156, 18, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
    transition: all var(--transition-medium);
}

.badge-item:hover {
    transform: scale(1.1);
    background-color: var(--primary-color);
    color: var(--light-color);
}

/* ===== CHARTS ===== */
.charts-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.chart-container {
    background-color: var(--light-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

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

.chart-filter {
    padding: var(--spacing-sm);
    border: 1px solid #e0e0e0;
    border-radius: var(--radius-sm);
    background-color: var(--light-color);
}

/* ===== QUICK ACTIONS ===== */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.action-card {
    background-color: var(--light-color);
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-medium);
}

.action-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.action-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

/* ===== FAQ ===== */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: var(--spacing-lg);
    background-color: var(--light-color);
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: background-color var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--gray-light);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-medium);
    background-color: var(--gray-light);
}

.faq-answer p {
    padding: var(--spacing-lg);
    margin: 0;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* ===== LOADING & TOASTS ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    text-align: center;
    color: var(--light-color);
}

.loading-spinner i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
}

.toast {
    background-color: var(--light-color);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    opacity: 0;
    transform: translateX(100%);
    transition: all var(--transition-medium);
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast-success {
    border-left: 4px solid var(--success-color);
}

.toast-error {
    border-left: 4px solid var(--error-color);
}

.toast-info {
    border-left: 4px solid var(--info-color);
}

.toast i {
    font-size: 1.25rem;
}

.toast-success i {
    color: var(--success-color);
}

.toast-error i {
    color: var(--error-color);
}

.toast-info i {
    color: var(--info-color);
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--light-color);
    margin-bottom: var(--spacing-lg);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: var(--light-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-logo img {
    height: 40px;
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-medium);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.newsletter-form {
    display: flex;
    margin-top: var(--spacing-md);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.newsletter-form button {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--primary-color);
    border: none;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--light-color);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.newsletter-form button:hover {
    background-color: #e67e22;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.payment-methods {
    display: flex;
    gap: var(--spacing-md);
    font-size: 2rem;
    margin-top: var(--spacing-md);
}

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

.pulse {
    animation: pulse 2s infinite;
}


/*Estilos da Api*/
/* Estilos para a seção de alunos */
.students-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
    margin: 20px 0;
}

.student-card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

.student-card:hover {
    transform: translateY(-5px);
}

.student-avatar img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.student-info {
    padding: 15px;
}

.student-info h3 {
    margin: 0 0 10px 0;
    color: #333;
}

.student-info p {
    margin: 5px 0;
    color: #666;
    font-size: 14px;
}

.loading, .error {
    text-align: center;
    padding: 20px;
    font-size: 18px;
    color: #666;
}

.error {
    color: #e74c3c;
}

/* Estilo para o título da seção de alunos */
.students-title {
    text-align: center;
    color: var(--light-color);
    margin: 80px 0 40px;
    font-size: 2.5rem;
    position: relative;
    padding-bottom: 20px;
}

.students-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background-color: var(--primary-color);
    border-radius: 2px;
}


/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 992px) {
    /* Admin Dashboard */
    .admin-sidebar {
        transform: translateX(-100%);
    }
    
    .admin-sidebar.active {
        transform: translateX(0);
    }
    
    .admin-main {
        margin-left: 0;
        width: 100%;
    }
    
    /* Grid adjustments */
    .videos-grid,
    .stats-grid,
    .professores-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    
    .historia-content,
    .horarios-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* Typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    /* Navigation */
    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--dark-color);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    nav ul.active {
        display: flex;
    }

    nav ul li {
        width: 100%;
    }
    
    nav ul li a {
        width: 100%;
        padding: var(--spacing-md) 0;
        display: block;
    }
    
    .menu-mobile {
        display: block;
    }
    
    /* Hero */
    .hero-title {
        font-size: 2rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    /* Dashboard Grid */
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .next-class {
        grid-column: span 1;
    }
    
    /* Cards */
    .cards-container {
        flex-direction: column;
        align-items: center;
    }
    
    /* Planos */
    .plano-card.popular {
        transform: scale(1);
    }
    
    /* Time slots */
    .time-slots {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    }
    
    /* Actions */
    .class-actions {
        flex-direction: column;
    }
    
    .class-actions button {
        width: 100%;
    }
    
    /* Charts */
    .charts-section {
        grid-template-columns: 1fr;
    }
    
    /* Welcome Stats */
    .welcome-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    /* Spacing adjustments */
    :root {
        --spacing-xs: 0.125rem;
        --spacing-sm: 0.25rem;
        --spacing-md: 0.5rem;
        --spacing-lg: 0.75rem;
        --spacing-xl: 1rem;
        --spacing-xxl: 1.5rem;
    }
    
    /* Typography */
    body {
        font-size: 14px;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.125rem; }
    
    /* Header */
    .logo img {
        height: 40px;
    }
    
    /* Buttons */
    .btn-primary,
    .btn-secondary,
    .btn-outline {
        font-size: 0.875rem;
    }
    
    /* Modal */
    .modal-content {
        margin: 10% auto;
        width: 95%;
        padding: var(--spacing-lg);
    }
    
    /* Tables */
    .table-responsive {
        font-size: 0.875rem;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    .footer-dev {
    text-align: center;
    margin-top: 20px;
}

.footer-dev p {
    font-weight: bold;
    margin-bottom: 8px;
}

.footer-dev ul {
    list-style: none;
    padding: 0;
}

.footer-dev li {
    display: inline-block;
    margin: 5px 15px;
    font-size: 14px;
}

.footer-dev a {
    color: #fff;
    font-size: 18px;
    margin-left: 5px;
    transition: color 0.3s ease, transform 0.2s ease;
}

.footer-dev a:hover {
    color: #ccc;
    transform: scale(1.1);
}

}


/* ===== PRINT STYLES ===== */
@media print {
    header,
    footer,
    .menu-mobile,
    .sidebar,
    .admin-sidebar,
    .actions-grid,
    .btn-primary,
    .btn-secondary,
    .btn-outline {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

   
    .container {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }
}