:root {
    /* --- Paleta de Cores --- */
    --primary-color: #8A2BE2; /* Roxo Vibrante */
    --primary-dark: #7B1FA2;
    --primary-light: #F3E8FF; /* Roxo bem claro para fundos sutis */
    --secondary-color: #FFD700; /* Dourado para Gamificação */
    --background-color: #F4F7FC;
    --card-background: #FFFFFF;
    --text-primary: #1E293B; /* Azul Escuro (Quase Preto) */
    --text-secondary: #64748B; /* Cinza Médio */
    --text-light: #FFFFFF;
    --border-color: #E2E8F0;
    --success-color: #22C55E;
    --danger-color: #EF4444;
    --warning-color: #F59E0B;
    --info-color: #3B82F6;

    /* --- Tipografia --- */
    --font-family: 'Poppins', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.8;

    /* --- Escala Tipográfica --- */
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-md: 1.125rem;  /* 18px */
    --font-size-lg: 1.25rem;   /* 20px */
    --font-size-xl: 1.5rem;    /* 24px */
    --font-size-2xl: 1.875rem; /* 30px */
    --font-size-3xl: 2.25rem;  /* 36px */

    /* --- Espaçamentos --- */
    --spacing-xs: 0.25rem;     /* 4px */
    --spacing-sm: 0.5rem;      /* 8px */
    --spacing-base: 0.75rem;   /* 12px */
    --spacing-md: 1rem;        /* 16px */
    --spacing-lg: 1.5rem;      /* 24px */
    --spacing-xl: 2rem;        /* 32px */
    --spacing-2xl: 3rem;       /* 48px */
    --spacing-3xl: 4rem;       /* 64px */

    /* --- Bordas e Sombras --- */
    --border-radius: 12px;
    --border-radius-small: 8px;
    --border-radius-large: 16px;
    --border-radius-pill: 50px;
    --border-width: 1px;
    --border-width-thick: 2px;
    --box-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --box-shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.12);

    /* --- Transições --- */
    --transition-fast: all 0.15s ease-in-out;
    --transition-normal: all 0.2s ease-in-out;
    --transition-slow: all 0.3s ease-in-out;

    /* --- Dimensões de Ícones --- */
    --icon-size-sm: 16px;
    --icon-size-base: 20px;
    --icon-size-md: 24px;
    --icon-size-lg: 28px;
    --icon-size-xl: 32px;

    /* --- Layout --- */
    --container-max-width: 1500px;
    --sidebar-width: 280px;
    --header-height: 64px;
    --navbar-height: 80px;
}

/* --- Modo Escuro --- */
@media (prefers-color-scheme: dark) {
    :root {
        --background-color: #0f172a;
        --card-background: #1e293b;
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --border-color: #334155;
    }
    
    .calories-card {
        background: linear-gradient(135deg, var(--primary-color), #6b21a8);
    }
    
    .donut-chart::before {
        background-color: var(--card-background);
    }
    
    .macro-legend-item {
        background-color: #334155;
    }
    
    .macro-legend-item:hover {
        background-color: rgba(139, 69, 19, 0.2);
    }
    
    .macro-progress-bar {
        background-color: #475569;
    }
    
    .tooltip::before {
        background-color: #475569;
        color: var(--text-light);
    }
    
    .tooltip::after {
        border-top-color: #475569;
    }
}

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

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

button, input, select, textarea {
    font-family: var(--font-family);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-normal);
    font-weight: var(--font-weight-medium);
}

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

ul {
    list-style: none;
}

/* --- Títulos Globais --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
    margin: 0;
}

h1 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: var(--font-size-xl);
}

h3 {
    font-size: var(--font-size-lg);
}

h4 {
    font-size: var(--font-size-md);
}

h5 {
    font-size: var(--font-size-base);
}

h6 {
    font-size: var(--font-size-sm);
}

/* --- Parágrafos --- */
p {
    margin: 0 0 var(--spacing-md) 0;
    line-height: var(--line-height-normal);
    color: var(--text-secondary);
}

/* --- Textos Utilitários --- */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-light { color: var(--text-light) !important; }
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-info { color: var(--info-color) !important; }

.font-light { font-weight: var(--font-weight-light) !important; }
.font-normal { font-weight: var(--font-weight-normal) !important; }
.font-medium { font-weight: var(--font-weight-medium) !important; }
.font-semibold { font-weight: var(--font-weight-semibold) !important; }
.font-bold { font-weight: var(--font-weight-bold) !important; }

.text-xs { font-size: var(--font-size-xs) !important; }
.text-sm { font-size: var(--font-size-sm) !important; }
.text-base { font-size: var(--font-size-base) !important; }
.text-md { font-size: var(--font-size-md) !important; }
.text-lg { font-size: var(--font-size-lg) !important; }
.text-xl { font-size: var(--font-size-xl) !important; }
.text-2xl { font-size: var(--font-size-2xl) !important; }
.text-3xl { font-size: var(--font-size-3xl) !important; }

.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

/* --- Layout Principal --- */
.app-body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding-bottom: 80px; /* Espaço para o menu inferior */
}

.main-content {
    flex-grow: 1;
    padding: 1rem 2rem;
    width: 100%;
    max-width: calc(100vw - 280px);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* --- Cabeçalhos --- */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    gap: var(--spacing-md);
}

.page-header h1 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    flex-grow: 1;
    margin: 0;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.user-profile img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: var(--border-width-thick) solid var(--card-background);
    box-shadow: var(--box-shadow-sm);
}

.user-profile .welcome-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: var(--font-weight-normal);
}

.user-profile h1 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    margin: 0;
}

.header-icons {
    display: flex;
    gap: var(--spacing-md);
}

.header-icons i {
    width: var(--icon-size-lg);
    height: var(--icon-size-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-normal);
    stroke-width: 1.5;
}

.header-icons i:hover {
    color: var(--text-primary);
}

.back-button {
    color: var(--text-primary);
    display: flex;
    align-items: center;
}

/* --- Componente Card --- */
.card {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: 20px; /* Conforme solicitado pelo usuário */
    box-shadow: var(--box-shadow);
    border: var(--border-width) solid var(--border-color);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

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

.card-header h2 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    margin: 0;
}

.see-all {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

/* --- Botões --- */
.main-button, .secondary-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-base) var(--spacing-lg);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition-normal);
    border: var(--border-width) solid transparent;
    text-decoration: none;
    font-family: var(--font-family);
}

.main-button {
    background-color: var(--primary-color);
    color: var(--text-light);
}

.main-button:hover {
    background-color: var(--primary-dark);
    color: var(--text-light);
}

.secondary-button {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    border-color: var(--primary-light);
}

.secondary-button:hover {
    background-color: #E9D5FF; /* Um pouco mais escuro */
}

.logout-button {
    background-color: transparent;
    color: var(--danger-color);
    border-color: var(--border-color);
}

.logout-button:hover {
    background-color: var(--danger-color);
    color: var(--text-light);
    border-color: var(--danger-color);
}

.icon-button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.icon-button:hover {
    background-color: var(--background-color);
    color: var(--text-primary);
}

/* --- Formulários --- */
.input-group {
    margin-bottom: var(--spacing-lg);
}

.input-group label {
    display: block;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.input-group input,
.input-group select,
.input-group textarea,
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-base) var(--spacing-md);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius-small);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    background-color: var(--card-background);
    color: var(--text-primary);
    transition: var(--transition-normal);
    line-height: var(--line-height-normal);
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus,
.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(138, 43, 226, 0.15);
}

.input-group select,
.form-group select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2364748B' 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 1rem center;
    background-size: 1em;
    padding-right: 3rem; /* Make space for the arrow */
}

.input-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    flex: 1;
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.section-title {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-top: var(--border-width) solid var(--border-color);
    padding-top: var(--spacing-lg);
}

/* --- Classes Utilitárias de Layout --- */
.no-border-bottom {
    border-bottom: none !important;
    padding-bottom: 0 !important;
}

.no-margin-top {
    margin-top: 0 !important;
}

.no-text-decoration {
    text-decoration: none !important;
}

.width-auto {
    width: auto !important;
}

.text-center {
    text-align: center !important;
}

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

.macros-config {
    margin-top: var(--spacing-lg);
}

.macros-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.tip-section {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: var(--border-width) solid var(--border-color);
}

.chart-container-lg {
    height: 250px;
}

/* --- Componentes de Macronutrientes --- */
.nutrition-overview {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.calories-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-light);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.calories-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    max-width: 100%;
    height: auto;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: scale(1.5);
}

.calories-main {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.calories-label {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.macros-chart-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg);
}

.macros-donut {
    position: relative;
    max-width: 100%;
    height: auto;
    margin-bottom: var(--spacing-lg);
}

.donut-chart {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
    border-radius: 50%;
    background: conic-gradient(
        var(--danger-color) 0deg 120deg,
        var(--info-color) 120deg 240deg,
        var(--warning-color) 240deg 360deg
    );
    position: relative;
    box-shadow: var(--box-shadow);
}

.donut-chart::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60%;
    height: 60%;
    background-color: var(--card-background);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.donut-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 2;
}

.donut-center-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
}

.donut-center-value {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    line-height: var(--line-height-tight);
}

.macros-legend {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
}

.macro-legend-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--background-color);
    border-radius: var(--border-radius-small);
}

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

.macro-color-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.macro-color-dot.protein { background-color: var(--danger-color); }
.macro-color-dot.carbs { background-color: var(--info-color); }
.macro-color-dot.fats { background-color: var(--warning-color); }

.macro-legend-name {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.macro-legend-value {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.macro-legend-unit {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-left: var(--spacing-xs);
}

.macro-progress-bars {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.macro-progress-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.macro-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.macro-progress-name {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.macro-progress-values {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.macro-progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.macro-progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.macro-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* --- Tooltips --- */
.tooltip {
    position: relative;
    cursor: help;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-primary);
    color: var(--text-light);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 1000;
}

.tooltip::after {
    content: '';
    position: absolute;
    bottom: 115%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--text-primary);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.tooltip:hover::before,
.tooltip:hover::after {
    opacity: 1;
}

/* --- Micro-interações --- */
.calories-card {
    cursor: pointer;
    transform: scale(1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.calories-card:hover {
    transform: scale(1.02);
    box-shadow: var(--box-shadow-lg);
}

.macro-legend-item {
    cursor: pointer;
    transform: translateX(0);
    transition: all 0.2s ease;
}

.macro-legend-item:hover {
    transform: translateX(4px);
    background-color: var(--primary-light);
    border-left: 3px solid var(--primary-color);
    padding-left: calc(var(--spacing-md) - 3px);
}

.macro-progress-item {
    transition: transform 0.2s ease;
}

.macro-progress-item:hover {
    transform: translateY(-2px);
}

.donut-chart {
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.3s ease;
}

.donut-chart:hover {
    transform: rotate(-90deg) scale(1.05);
    filter: brightness(1.1);
}

/* --- Indicadores de Status --- */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 12px;
    margin-left: var(--spacing-sm);
}

.status-indicator.low {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.status-indicator.ideal {
    background-color: rgba(34, 197, 94, 0.1);
    color: var(--success-color);
}

.status-indicator.high {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.status-dot.low { background-color: var(--danger-color); }
.status-dot.ideal { background-color: var(--success-color); }
.status-dot.high { background-color: var(--warning-color); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* --- Notificações --- */
.nutrition-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--success-color), #16a34a);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 2000;
    max-width: 300px;
}

.nutrition-notification.show {
    transform: translateX(0);
    opacity: 1;
}

.nutrition-notification .notification-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nutrition-notification .notification-message {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

/* --- Toggle de Visualização --- */
.view-toggle {
    display: flex;
    background-color: var(--background-color);
    border-radius: var(--border-radius-small);
    padding: var(--spacing-xs);
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.view-toggle-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background-color: transparent;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius-small);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.view-toggle-btn.active {
    background-color: var(--primary-color);
    color: var(--text-light);
    box-shadow: var(--box-shadow-sm);
}

.view-toggle-btn:hover:not(.active) {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

/* --- Calendario Styles --- */
.calendar-grid-monthly {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border-color);
}

.calendar-grid-weekly {
    display: grid;
    grid-template-columns: 80px repeat(7, 1fr);
    gap: 1px;
    background: var(--border-color);
}

.calendar-day {
    min-height: 80px;
    padding: var(--spacing-xs);
    background: var(--card-background);
    cursor: pointer;
    transition: var(--transition-normal);
}

.calendar-day:hover {
    background-color: var(--primary-light);
}

.calendar-day.today {
    border: 2px solid var(--primary-color);
    background-color: var(--primary-light);
}

.appointment-mini {
    font-size: var(--font-size-xs);
    padding: 2px 4px;
    color: var(--text-light);
    border-radius: 3px;
    margin-bottom: 2px;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.appointment-block {
    background: var(--primary-color);
    color: var(--text-light);
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-sm);
    cursor: pointer;
    margin-bottom: var(--spacing-xs);
}

.time-slot {
    padding: var(--spacing-sm);
    background: var(--background-color);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    border-right: var(--border-width) solid var(--border-color);
}

.time-slot-cell {
    min-height: 60px;
    padding: var(--spacing-xs);
    background: var(--card-background);
    cursor: pointer;
    transition: var(--transition-normal);
}

.time-slot-cell:hover {
    background-color: var(--primary-light);
}

/* --- Financial Styles --- */
.financial-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    color: var(--text-light);
}

.payment-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: var(--border-width) solid var(--border-color);
    cursor: pointer;
    transition: var(--transition-normal);
}

.payment-item:hover {
    background-color: var(--primary-light);
}

.plan-item {
    padding: var(--spacing-md);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--background-color);
    transition: var(--transition-normal);
}

.plan-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* --- Enhanced Button Styles --- */
.report-option {
    padding: var(--spacing-lg);
    text-align: left;
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--background-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-family: var(--font-family);
}

.report-option:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

/* --- Notification Styles --- */
.notification-item {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-small);
    margin-bottom: var(--spacing-sm);
    background: var(--background-color);
}

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

.notification-item.warning {
    border-left: 4px solid var(--warning-color);
}

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

/* --- Badge Styles --- */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 var(--spacing-xs);
    background: var(--primary-color);
    color: var(--text-light);
    border-radius: 10px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
}

/* --- Visualização Alternativa (Lista) --- */
.macros-list-view {
    display: none;
}

.macros-list-view.active {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.macro-card {
    background: linear-gradient(135deg, var(--card-background), #f8fafc);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.macro-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--macro-color);
}

.macro-card.protein { --macro-color: var(--danger-color); }
.macro-card.carbs { --macro-color: var(--info-color); }
.macro-card.fats { --macro-color: var(--warning-color); }

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

.macro-card-name {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
}

.macro-card-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--macro-color);
}

.macro-card-progress {
    margin-top: var(--spacing-md);
}

.macro-card-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.macro-progress-fill.protein { background-color: var(--danger-color); }
.macro-progress-fill.carbs { background-color: var(--info-color); }
.macro-progress-fill.fats { background-color: var(--warning-color); }

/* --- Wizard e Interface Didática --- */
.wizard-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.wizard-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-light);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.wizard-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: scale(1.2);
}

.wizard-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
    color: var(--text-light);
}

.wizard-description {
    font-size: var(--font-size-base);
    opacity: 0.9;
    position: relative;
    z-index: 1;
    max-width: 600px;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    margin: 0 auto;
}

.steps-indicator {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    flex-wrap: wrap;
}

.step-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-small);
    background-color: var(--background-color);
    border: var(--border-width) solid var(--border-color);
    transition: var(--transition-normal);
    font-weight: var(--font-weight-medium);
    min-width: 120px;
    justify-content: center;
}

.step-item.active {
    background-color: var(--primary-color);
    color: var(--text-light);
    border-color: var(--primary-color);
    box-shadow: var(--box-shadow);
    transform: scale(1.05);
}

.step-item.completed {
    background-color: var(--success-color);
    color: var(--text-light);
    border-color: var(--success-color);
}

.step-number {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--text-secondary);
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.step-item.active .step-number,
.step-item.completed .step-number {
    background-color: rgba(255, 255, 255, 0.2);
}

.wizard-content {
    display: none;
}

.wizard-content.active {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.wizard-step {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: var(--box-shadow);
    border: var(--border-width) solid var(--border-color);
}

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

.step-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.step-subtitle {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

.wizard-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: var(--border-width) solid var(--border-color);
}

.nav-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-small);
    font-weight: var(--font-weight-medium);
    transition: var(--transition-normal);
    cursor: pointer;
    border: var(--border-width) solid transparent;
}

.nav-button.primary {
    background-color: var(--primary-color);
    color: var(--text-light);
}

.nav-button.primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--box-shadow);
}

.nav-button.secondary {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.nav-button.secondary:hover {
    background-color: var(--background-color);
    color: var(--text-primary);
}

.nav-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* --- Universal Button Flexbox Alignment --- */
button:not(.icon-button):not(.close-button):not(.main-timer-button), 
.filter-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

/* Override for buttons that need column layout */
.feedback-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

/* --- Biblioteca Visual de Exercícios --- */
.exercise-library {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.exercise-card {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: var(--border-width) solid var(--border-color);
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.exercise-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-lg);
    border-color: var(--primary-color);
}

.exercise-card.selected {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(138, 43, 226, 0.2);
    transform: translateY(-2px);
}

.exercise-image {
    width: 100%;
    height: 160px;
    background: linear-gradient(135deg, var(--primary-light), var(--background-color));
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.exercise-image i {
    font-size: 3rem;
    color: var(--primary-color);
}

.exercise-difficulty {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
}

.exercise-difficulty.beginner {
    background-color: var(--success-color);
    color: var(--text-light);
}

.exercise-difficulty.intermediate {
    background-color: var(--warning-color);
    color: var(--text-primary);
}

.exercise-difficulty.advanced {
    background-color: var(--danger-color);
    color: var(--text-light);
}

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

.exercise-name {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.exercise-muscle-group {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.exercise-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.exercise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.exercise-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--background-color);
    border-radius: 12px;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    border: var(--border-width) solid var(--border-color);
}

.exercise-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.add-exercise-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--primary-color);
    color: var(--text-light);
    border: none;
    border-radius: var(--border-radius-small);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.add-exercise-btn:hover {
    background-color: var(--primary-dark);
}

.add-exercise-btn.added {
    background-color: var(--success-color);
}

.preview-btn {
    padding: var(--spacing-sm);
    background-color: transparent;
    color: var(--text-secondary);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius-small);
    cursor: pointer;
    transition: var(--transition-normal);
}

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

/* --- Preview em Tempo Real --- */
.workout-preview {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    border: var(--border-width) solid var(--border-color);
    position: sticky;
    top: var(--spacing-lg);
}

.preview-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: var(--border-width) solid var(--border-color);
}

.preview-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.preview-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

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

.stat-value {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: var(--font-weight-medium);
}

.preview-exercises {
    max-height: 300px;
    overflow-y: auto;
}

.preview-exercise {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-small);
    margin-bottom: var(--spacing-sm);
    background-color: var(--background-color);
    transition: var(--transition-normal);
}

.preview-exercise:hover {
    background-color: var(--primary-light);
}

.preview-exercise-icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: var(--font-size-md);
}

.preview-exercise-info {
    flex: 1;
}

.preview-exercise-name {
    font-weight: var(--font-weight-medium);
    margin-bottom: 2px;
}

.preview-exercise-sets {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* --- Ajustes Responsivos --- */
@media (min-width: 768px) {
    .wizard-container {
        gap: var(--spacing-2xl);
    }
    
    .exercise-library {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
    
    .form-row {
        flex-direction: row;
    }
}

@media (min-width: 1024px) {
    .create-workout-enhanced {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: var(--spacing-2xl);
    }
    
    .workout-preview {
        position: sticky;
        top: var(--spacing-xl);
        height: fit-content;
    }
}

/* --- Elementos Específicos de Formulários --- */
.form-help {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
    font-style: italic;
}

.input-group label i {
    font-size: var(--font-size-sm);
    margin-left: var(--spacing-xs);
    opacity: 0.7;
    transition: var(--transition-normal);
}

.input-group label i:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* --- Biblioteca de Alimentos --- */
.food-library {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.food-card {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    border: var(--border-width) solid var(--border-color);
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.food-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
    border-color: var(--primary-color);
}

.food-card.selected {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.food-name {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.food-category {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-sm);
}

.food-macros {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    margin-bottom: var(--spacing-md);
}

.food-macro {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.macro-value {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.macro-label {
    color: var(--text-secondary);
}

.add-food-btn {
    width: 100%;
    padding: var(--spacing-sm);
    background-color: var(--primary-color);
    color: var(--text-light);
    border: none;
    border-radius: var(--border-radius-small);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.add-food-btn:hover {
    background-color: var(--primary-dark);
}

.add-food-btn.added {
    background-color: var(--success-color);
}

/* --- Barras de Macros Preview --- */
.macro-bar {
    transition: width 0.5s ease;
    animation: slideIn 0.8s ease-out;
}

@keyframes slideIn {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 100%;
        opacity: 1;
    }
}

.macros-chart-preview {
    background-color: var(--background-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: var(--border-width) solid var(--border-color);
}

/* --- Estados de Validação --- */
.input-group.error input,
.input-group.error select,
.input-group.error textarea {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.input-group.success input,
.input-group.success select,
.input-group.success textarea {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.error-message {
    color: var(--danger-color);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.success-message {
    color: var(--success-color);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* --- Ajustes para Emojis nos Selects --- */
select option {
    padding: var(--spacing-sm);
}

/* --- Estados de Loading --- */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

@media (min-width: 768px) {
    .nutrition-overview {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }
    
    .macros-chart-container {
        grid-column: span 2;
    }
}

@media (min-width: 1024px) {
    .nutrition-overview {
        grid-template-columns: 300px 1fr 1fr;
    }
    
    .macros-chart-container {
        grid-column: span 1;
    }
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-base);
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-base);
    background-color: var(--background-color);
    padding: var(--spacing-base) var(--spacing-md);
    border-radius: var(--border-radius-small);
    cursor: pointer;
    border: var(--border-width) solid var(--border-color);
    transition: var(--transition-normal);
    font-weight: var(--font-weight-medium);
}

.radio-group input[type="radio"] {
    accent-color: var(--primary-color);
}

.checkbox-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--card-background);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-small);
    cursor: pointer;
    border: var(--border-width) solid var(--border-color);
    margin-bottom: var(--spacing-base);
    transition: var(--transition-normal);
    font-weight: var(--font-weight-medium);
}

.checkbox-group label:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-color);
}

/* --- Listas --- */
.details-list {
    list-style: none;
}

.details-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: var(--border-width) solid var(--border-color);
    gap: var(--spacing-md);
}

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

.item-name {
    font-weight: var(--font-weight-medium);
}

.item-value {
    color: var(--text-secondary);
}

.task-list {
    list-style: none;
}

.task-list li {
    display: flex;
    align-items: center;
    padding: var(--spacing-base) 0;
    border-bottom: var(--border-width) solid var(--border-color);
    gap: var(--spacing-md);
}

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

.task-list .icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.task-list .details {
    flex-grow: 1;
}

.task-list .details .name {
    font-weight: var(--font-weight-medium);
}

.task-list .details .info {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.task-list .status {
    width: var(--icon-size-md);
    height: var(--icon-size-md);
    border-radius: 50%;
    border: var(--border-width-thick) solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.task-list .status.done {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.series-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    table-layout: fixed;
    font-family: var(--font-family);
}

.series-table th,
.series-table td {
    text-align: center;
    padding: var(--spacing-base) var(--spacing-sm);
}

.series-table thead th {
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    border-bottom: var(--border-width-thick) solid var(--border-color);
}

.series-table tbody tr {
    border-bottom: var(--border-width) solid var(--border-color);
}

.series-table tbody tr:last-child {
    border-bottom: none;
}

.series-table td {
    color: var(--text-secondary);
}

.series-row.completed {
    background-color: #F0FFF4; /* Verde bem claro */
}

.series-row.completed td {
    color: var(--text-secondary);
    text-decoration: line-through;
}

.register-form {
    padding: 1.5rem;
    margin-top: -1rem; /* Compensa o padding do card */
    border-top: 1px solid var(--border-color);
    background-color: #FAFAFC;
}

.register-form h3 {
    text-align: center;
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: 1rem;
}

/* --- Grids de Layout --- */
.dashboard-grid,
.coach-grid,
.student-details-grid,
.achievements-grid,
.evolution-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

/* --- Componentes Específicos --- */

/* Gamification */
#gamification {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-light);
}
#gamification .card-header { border: none; }
.level-info { 
    display: flex; 
    justify-content: space-between; 
    margin-bottom: var(--spacing-sm); 
    font-size: var(--font-size-sm); 
    font-weight: var(--font-weight-medium);
}
#level { 
    font-weight: var(--font-weight-semibold); 
    background-color: rgba(255, 255, 255, 0.2); 
    padding: var(--spacing-xs) var(--spacing-sm); 
    border-radius: var(--border-radius); 
}
.progress-bar-container { 
    width: 100%; 
    height: 8px; 
    background-color: rgba(255, 255, 255, 0.3); 
    border-radius: var(--spacing-xs); 
    overflow: hidden; 
}
.progress-bar { 
    height: 100%; 
    background-color: var(--secondary-color); 
    border-radius: var(--spacing-xs); 
}
.streak { 
    display: flex; 
    align-items: center; 
    gap: var(--spacing-sm); 
}
.streak .fire-icon { 
    color: var(--secondary-color); 
    width: var(--icon-size-lg); 
    height: var(--icon-size-lg); 
}
#streak-days { 
    font-size: var(--font-size-lg); 
    font-weight: var(--font-weight-semibold); 
}

/* Login */
.login-body { 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    min-height: 100vh; 
    padding: var(--spacing-md); 
}
.login-container { width: 100%; max-width: 400px; }
.login-header { 
    text-align: center; 
    margin-bottom: var(--spacing-xl); 
}
.login-header .logo-icon { 
    width: 48px; 
    height: 48px; 
    color: var(--primary-color); 
    margin-bottom: var(--spacing-sm); 
}
.login-header h1 { 
    font-size: var(--font-size-3xl); 
    font-weight: var(--font-weight-bold); 
    color: var(--primary-color); 
    line-height: var(--line-height-tight);
    margin: 0;
}
.login-header p { color: var(--text-secondary); }
.role-selector { 
    display: flex; 
    gap: var(--spacing-sm); 
    background-color: var(--background-color); 
    padding: var(--spacing-sm); 
    border-radius: var(--border-radius-small); 
}
.role-btn { 
    flex: 1; 
    padding: var(--spacing-base); 
    border-radius: var(--spacing-sm); 
    border: none; 
    background-color: transparent; 
    color: var(--text-secondary); 
    font-family: var(--font-family); 
    font-size: var(--font-size-base); 
    font-weight: var(--font-weight-medium); 
    cursor: pointer; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    gap: var(--spacing-sm); 
    transition: var(--transition-normal); 
}
.role-btn.active { background-color: var(--card-background); color: var(--primary-color); box-shadow: 0 2px 4px rgba(0,0,0,0.05); }
.forgot-password { display: block; text-align: right; font-size: 0.9rem; margin-top: -1rem; margin-bottom: 1.5rem; }
.divider { display: flex; align-items: center; text-align: center; color: var(--text-secondary); font-size: 0.9rem; margin: 2rem 0 1rem 0; }
.divider::before, .divider::after { content: ''; flex: 1; border-bottom: 1px solid var(--border-color); }
.divider:not(:empty)::before { margin-right: .5em; }
.divider:not(:empty)::after { margin-left: .5em; }
.social-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-base) var(--spacing-lg);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-fast);
    background-color: var(--card-background);
    color: var(--text-primary);
    border: var(--border-width) solid var(--border-color);
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-family);
}

.social-button:hover {
    background-color: var(--background-color);
}

.signup-link { text-align: center; color: var(--text-secondary); }
.signup-link a { font-weight: 500; }

/* Perfil */
.profile-pic-large { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; margin: 0 auto 1rem auto; border: 4px solid var(--card-background); box-shadow: 0 0 0 2px var(--primary-color); }
.profile-badge { background-color: var(--secondary-color); color: var(--text-primary); padding: 0.25rem 0.75rem; border-radius: 12px; font-size: 0.8rem; font-weight: 500; display: inline-block; margin-top: 0.5rem; }
.actions-list li a { display: flex; justify-content: space-between; align-items: center; padding: 1rem 0; text-decoration: none; color: var(--text-primary); border-bottom: 1px solid var(--border-color); }
.actions-list li:last-child a { border-bottom: none; }
.actions-list li a span { font-weight: 500; }
.actions-list li a i { color: var(--text-secondary); }

/* Execução de Treino */
.execution-body .main-content { padding: 1.5rem; }

#series-details-section {
    min-height: 250px; /* Altura mínima para evitar grandes saltos de layout */
}
.execution-header .progress-bar-container-header { flex-grow: 1; height: 8px; background-color: var(--border-color); border-radius: 4px; margin: 0 1rem; overflow: hidden; }
.exercise-media { position: relative; margin-bottom: 1.5rem; }
.exercise-media img { width: 100%; height: auto; max-height: 400px; object-fit: cover; border-radius: var(--border-radius); }
.exercise-media .overlay-info { position: absolute; bottom: 0; left: 0; right: 0; padding: 1.5rem; background: linear-gradient(to top, rgba(0,0,0,0.8), transparent); color: var(--text-light); border-radius: 0 0 var(--border-radius) var(--border-radius); }
.overlay-info h2 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0.25rem; }
.timer-section { text-align: center; }
.timer-display span { color: var(--text-secondary); font-size: 1rem; }
.timer-display h3 { font-size: 3rem; font-weight: 700; color: var(--primary-color); line-height: 1.2; }
.timer-controls { display: flex; justify-content: center; align-items: center; gap: 1rem; margin-top: 1rem; }
.main-timer-button { width: 60px; height: 60px; border-radius: 50%; background-color: var(--primary-color); color: var(--text-light); border: none; display: flex; align-items: center; justify-content: center; cursor: pointer; }
.reps-inputs { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.execution-footer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 1rem 0 0 0;
    margin-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}
.nav-button { display: flex; align-items: center; justify-content: center; gap: var(--spacing-sm); font-size: var(--font-size-base); font-weight: var(--font-weight-medium); cursor: pointer; width: 100%; }

.progress-footer {
    text-align: center;
    margin-bottom: 1rem;
}

/* Criação de Treino/Plano */
.create-workout-layout, .create-nutrition-layout { display: grid; grid-template-columns: 1fr; gap: 2rem; }
#search-exercise, #search-food { padding: 0.75rem 1rem; border: 1px solid var(--border-color); border-radius: var(--border-radius-small); font-family: var(--font-family); width: 100%; }
#library-list, #food-library-list { max-height: 400px; overflow-y: auto; padding-right: 0.5rem; }
.empty-state { text-align: center; color: var(--text-secondary); padding: 2rem; border: 2px dashed var(--border-color); border-radius: var(--border-radius); }

/* Modal */
.modal-overlay { 
    position: fixed; 
    top: 0; 
    left: 0; 
    right: 0; 
    bottom: 0; 
    background-color: rgba(29, 41, 59, 0.6); 
    display: none; 
    align-items: center; 
    justify-content: center; 
    z-index: 2000; 
    padding: var(--spacing-md); 
}
.modal-overlay.active { display: flex; }
.modal-content { 
    width: 100%; 
    max-width: 500px; 
    max-height: 90vh; 
    overflow-y: auto; 
    border-radius: var(--border-radius);
    background-color: var(--card-background);
    box-shadow: var(--box-shadow-lg);
}
.modal-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: var(--spacing-lg); 
    border-bottom: var(--border-width) solid var(--border-color);
}
.feedback-options { 
    display: flex; 
    gap: var(--spacing-md); 
    margin: var(--spacing-lg) 0; 
}
.feedback-btn { 
    flex: 1; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center;
    gap: var(--spacing-sm); 
    padding: var(--spacing-md) var(--spacing-sm); 
    border: var(--border-width) solid var(--border-color); 
    border-radius: var(--border-radius); 
    background-color: var(--background-color); 
    cursor: pointer; 
    transition: var(--transition-normal); 
    font-weight: var(--font-weight-medium);
}
.feedback-btn span { 
    font-size: var(--font-size-xl); 
}
.feedback-btn.active { border-color: var(--primary-color); background-color: var(--primary-light); box-shadow: 0 0 0 2px var(--primary-color); }

/* --- Navegação --- */
.bottom-nav { 
    position: fixed; 
    bottom: 0; 
    left: 0; 
    right: 0; 
    display: flex; 
    justify-content: space-around; 
    background-color: var(--card-background); 
    padding: var(--spacing-base) 0; 
    box-shadow: var(--box-shadow); 
    border-top: var(--border-width) solid var(--border-color); 
    z-index: 1000; 
    height: var(--navbar-height);
}
.nav-item { 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    text-decoration: none; 
    color: var(--text-secondary); 
    gap: var(--spacing-xs); 
    padding: 0 var(--spacing-md); 
    font-weight: var(--font-weight-medium);
    transition: var(--transition-normal);
}
.nav-item span { 
    font-size: var(--font-size-xs); 
    line-height: var(--line-height-tight);
}
.nav-item.active { 
    color: var(--primary-color); 
    font-weight: var(--font-weight-semibold); 
}

@media (max-width: 1023px) {
    .sidebar {
        display: none; /* Oculta a sidebar em telas menores, pois o layout.js a injeta como .bottom-nav */
    }
    .sidebar-header {
        display: none; /* Oculta o logo no mobile */
    }
}

/* --- Media Queries --- */
@media (min-width: 768px) {
    .main-content { 
        padding: 1rem; 
    }
    .dashboard-grid { 
        grid-template-columns: repeat(2, 1fr); 
        gap: var(--spacing-xl);
    }
    #gamification, #daily-workout, #nutrition-plan { 
        grid-column: span 2; 
    }
    #achievements { 
        grid-column: span 2; 
    }
    .coach-grid { 
        grid-template-columns: repeat(2, 1fr); 
        gap: var(--spacing-xl);
        max-width: 98%;
        width: 100%;
        margin: 0 auto; 
    }
    
    .quick-actions-bar {
        max-width: 98%;
        width: 100%;
        margin: 0 auto var(--spacing-xl) auto;
    }
    
    .actions-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-md);
    }
    .quick-actions { 
        grid-column: span 2; 
        display: flex; 
        gap: var(--spacing-md); 
        align-items: stretch; 
    }
    .quick-actions .main-button, 
    .quick-actions .secondary-button { 
        flex: 1; 
    }
    .student-details-grid { 
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); 
        gap: var(--spacing-xl);
    }
    #student-profile-summary { 
        grid-column: span 2; 
    }
    .evolution-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }
    #weight-chart {
        grid-column: span 1;
    }
    .create-workout-layout, 
    .create-nutrition-layout { 
        grid-template-columns: 1fr; 
    }
    .form-row { 
        flex-direction: row; 
        gap: var(--spacing-md); 
    }
}

@media (min-width: 1024px) {
    .app-body {
        padding-bottom: 0;
    }
    .app-layout { 
        display: grid; 
        grid-template-columns: var(--sidebar-width) 1fr; 
        min-height: 100vh; 
    }
    .sidebar { 
        background-color: var(--card-background); 
        padding: var(--spacing-xl) var(--spacing-lg); 
        border-right: var(--border-width) solid var(--border-color); 
        display: flex; 
        flex-direction: column; 
        position: sticky; 
        top: 0; 
        height: 100vh; 
    }
    .sidebar-header { 
        display: flex; 
        align-items: center; 
        gap: var(--spacing-sm); 
        margin-bottom: var(--spacing-2xl); 
    }
    .sidebar-header .logo-icon { 
        color: var(--primary-color); 
    }
    .sidebar-header h1 { 
        font-size: var(--font-size-xl); 
        font-weight: var(--font-weight-bold); 
        color: var(--primary-color); 
        line-height: var(--line-height-tight);
        margin: 0;
    }
    .main-content { 
        padding: 1rem; 
    }
    .bottom-nav { 
        position: static; 
        flex-direction: column; 
        align-items: stretch; 
        gap: var(--spacing-sm); 
        box-shadow: none; 
        border-top: none; 
        padding: 0; 
        background-color: transparent; 
        height: auto;
    }
    .nav-item { 
        flex-direction: row; 
        justify-content: flex-start; 
        gap: var(--spacing-md); 
        padding: var(--spacing-base) var(--spacing-md); 
        border-radius: var(--border-radius-small); 
    }
    .nav-item:hover { 
        background-color: var(--background-color); 
    }
    .nav-item.active { 
        background-color: var(--primary-color); 
        color: var(--text-light); 
    }
    .nav-item.active:hover { 
        background-color: var(--primary-dark); 
    }
    .nav-item span { 
        font-size: var(--font-size-base); 
        font-weight: var(--font-weight-medium); 
    }
    .login-body .main-content { 
        display: flex; 
        align-items: center; 
        justify-content: center; 
    }
}

/* --- Página de Progresso Mensal --- */
.progress-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.summary-item {
    text-align: center;
}

.summary-item h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: var(--line-height-tight);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    background-color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.chart-container {
    position: relative;
    width: 100%;
    height: auto;
    margin: 0 auto;
}

.chart-percentage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    line-height: var(--line-height-tight);
    background-color: rgba(255, 255, 255, 0.95);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    border: 2px solid var(--primary-color);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

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

.calendar-header {
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    padding-bottom: var(--spacing-sm);
    line-height: var(--line-height-tight);
}

.calendar-day {
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-small);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    background-color: var(--background-color);
    transition: var(--transition-normal);
}

.calendar-day.perfect,
.legend-color-box.perfect {
    background-color: var(--primary-color);
    color: var(--text-light);
    font-weight: var(--font-weight-bold);
}

.calendar-day.workout_only,
.legend-color-box.workout_only {
    background-color: var(--info-color);
    color: var(--text-light);
    font-weight: var(--font-weight-semibold);
}

.calendar-day.diet_only,
.legend-color-box.diet_only {
    background-color: var(--warning-color);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.calendar-day.missed,
.legend-color-box.missed {
    background-color: var(--border-color);
    color: var(--text-secondary);
}

.calendar-legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: var(--border-width) solid var(--border-color);
}

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

.legend-color-box {
    width: 16px;
    height: 16px;
    border-radius: var(--border-radius-small);
}

.legend-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.hidden {
    display: none !important;
}

.student-list-progress {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.student-list-item-progress {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-small);
    border: var(--border-width) solid var(--border-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: var(--font-weight-medium);
}

.student-list-item-progress:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.student-list-item-progress.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
    font-weight: var(--font-weight-semibold);
}

.student-list-item-progress .avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.student-list-item-progress i {
    margin-left: auto;
    color: var(--text-secondary);
}

.student-list-item-progress.active i {
    color: var(--text-light);
}

@media (min-width: 1024px) {
    #progress-details-container .calendar-grid {
        max-width: 500px;
        margin: 0 auto;
    }
    .progress-summary-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-2xl);
    }
    .evolution-grid {
        grid-template-columns: 2fr 1fr;
    }
    #weight-chart {
        grid-column: span 1;
    }
    
    /* Financial responsiveness */
    .financial-stats {
        grid-template-columns: repeat(4, 1fr);
    }
    
    /* Calendar responsiveness */
    .calendar-grid-weekly {
        grid-template-columns: 100px repeat(7, 1fr);
    }
}

/* Mobile-specific improvements */
@media (max-width: 767px) {
    .financial-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .stat-card {
        padding: var(--spacing-md);
    }
    
    .calendar-day {
        min-height: 60px;
        font-size: var(--font-size-sm);
    }
    
    .appointment-mini {
        font-size: 10px;
        padding: 1px 3px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .modal-content {
        margin: var(--spacing-md);
        max-width: calc(100vw - 2rem);
    }
    
    .coach-grid {
        grid-template-columns: 1fr;
    }
    
    .payment-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

.wizard-navigation > div { flex-grow: 1; }

/* --- Enhanced Wizard Styles for Criar Treino --- */

.student-selection-card {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border: var(--border-width-thick) solid var(--primary-color);
    box-shadow: var(--box-shadow);
}

.student-selection-card .card-header {
    margin-bottom: var(--spacing-lg);
}

.student-selection-card .card-header h3 {
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.help-card {
    background: rgba(255, 255, 255, 0.1) !important;
    padding: var(--spacing-lg) !important;
    border-radius: var(--border-radius) !important;
    margin-top: var(--spacing-md) !important;
    text-align: left !important;
    position: relative;
    z-index: 1;
}

.help-card h4 {
    color: var(--text-light) !important;
    margin-bottom: var(--spacing-md) !important;
    display: flex !important;
    align-items: center !important;
    gap: var(--spacing-sm) !important;
    font-size: var(--font-size-lg) !important;
}

.help-card ul {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.help-card li {
    margin-bottom: var(--spacing-xs) !important;
    opacity: 0.9;
    color: var(--text-light);
}

/* Enhanced Form Styling */
.wizard-container .form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.wizard-container .form-group select,
.wizard-container .form-group input,
.wizard-container .form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--background);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    transition: var(--transition-normal);
}

.wizard-container .form-group select:focus,
.wizard-container .form-group input:focus,
.wizard-container .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Tooltip Styling */
.tooltip {
    cursor: help;
    color: var(--text-secondary);
    margin-left: var(--spacing-xs);
    transition: var(--transition-normal);
}

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

/* Exercise Cards and Grid */
.exercise-card {
    background: var(--card-background);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
    cursor: pointer;
}

.exercise-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--box-shadow);
    transform: translateY(-2px);
}

.exercise-card.selected {
    border-color: var(--primary-color);
    background: var(--primary-light);
}

.exercise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.create-workout-enhanced {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: var(--box-shadow);
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
}

/* Responsiveness for create-workout-enhanced */
@media (max-width: 1200px) {
    .create-workout-enhanced {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .workout-preview {
        order: -1;
    }
}

/* Quick Filters for Muscle Groups */
.quick-filters {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.filter-btn {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: var(--border-width) solid var(--border-color);
    background: var(--background);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    font-family: var(--font-family);
    min-height: 80px;
    height: 100%;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.filter-btn.active {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: var(--text-light);
}

.filter-btn i {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.filter-btn span {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    line-height: 1;
}

.filter-btn.active span {
    color: var(--text-light);
}

/* Icon colors for muscle groups */
.icon-peito { color: var(--danger-color); }
.icon-costas { color: var(--info-color); }
.icon-pernas { color: var(--warning-color); }
.icon-ombros { color: var(--success-color); }
.icon-bracos { color: var(--secondary-color); }
.icon-abdomen { color: var(--primary-color); }
.icon-obliquos { color: var(--info-color); }
.icon-panturrilhas { color: var(--warning-color); }

.filter-btn.active .icon-peito,
.filter-btn.active .icon-costas,
.filter-btn.active .icon-pernas,
.filter-btn.active .icon-ombros,
.filter-btn.active .icon-bracos,
.filter-btn.active .icon-abdomen,
.filter-btn.active .icon-obliquos,
.filter-btn.active .icon-panturrilhas {
    color: var(--text-light);
}

/* Responsive grid for mobile */
@media (max-width: 768px) {
    .quick-filters {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .filter-btn {
        min-height: 70px;
        padding: var(--spacing-sm);
    }
    
    .filter-btn span {
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 480px) {
    .quick-filters {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Exercise Library Styles */
.exercise-card {
    background: var(--card-background);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.exercise-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--box-shadow);
    transform: translateY(-2px);
}

.exercise-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.exercise-name {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    line-height: 1.3;
    flex: 1;
}

.exercise-description {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.4;
    flex-grow: 1;
}

.exercise-meta {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.muscle-group-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-pill);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.muscle-group-badge.peito { background: var(--danger-light); color: var(--danger-color); }
.muscle-group-badge.costas { background: var(--info-light); color: var(--info-color); }
.muscle-group-badge.pernas { background: var(--warning-light); color: var(--warning-color); }
.muscle-group-badge.ombros { background: var(--success-light); color: var(--success-color); }
.muscle-group-badge.braços { background: var(--secondary-light); color: var(--secondary-color); }
.muscle-group-badge.core { background: var(--primary-light); color: var(--primary-color); }

.difficulty-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border: var(--border-width) solid;
}

.difficulty-badge.beginner { 
    background: var(--success-light); 
    color: var(--success-color); 
    border-color: var(--success-color);
}

.difficulty-badge.intermediate { 
    background: var(--warning-light); 
    color: var(--warning-color); 
    border-color: var(--warning-color);
}

.difficulty-badge.advanced { 
    background: var(--danger-light); 
    color: var(--danger-color); 
    border-color: var(--danger-color);
}

.exercise-type {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
}

.add-exercise-btn {
    margin-top: auto;
    justify-self: flex-end;
}

/* Exercise Library Grid */
#exercise-library {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

/* Templates Grid */
.templates-grid .card {
    margin-bottom: var(--spacing-lg); /* Garante margem inferior entre os cards */
}

.templates-grid .card:last-child {
    margin-bottom: 0; /* Remove margem do último card para evitar espaçamento extra */
}

/* Preview Exercise Styles */
.preview-exercise {
    padding: var(--spacing-md);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
    background: var(--background-color);
    transition: var(--transition-normal);
}

.preview-exercise:hover {
    border-color: var(--primary-color);
    background: var(--primary-light);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.5;
}

/* Toast Animations */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    #exercise-library {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .exercise-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .exercise-meta {
        flex-wrap: wrap;
    }
    
    .statistics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .dropdown-menu {
        min-width: 180px;
    }
}

/* Dropdown styles for calendar appointments */
.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--card-background);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    z-index: 1000;
    min-width: 200px;
    margin-top: var(--spacing-xs);
    overflow: hidden;
}

.dropdown-item {
    width: 100%;
    text-align: left;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: transparent;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    transition: background-color 0.2s;
    font-size: var(--font-size-sm);
    border-bottom: 1px solid var(--border-color);
}

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

.dropdown-item:hover {
    background-color: var(--background-hover);
}

.dropdown-item:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
    background-color: var(--background-hover);
}

.dropdown-item i {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Statistics cards styling enhancements */
.statistics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.stat-card {
    background: var(--card-background);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

/* Enhanced appointment item styling */
.appointment-item {
    border-left: 4px solid transparent;
    transition: all 0.2s;
}

.appointment-item:hover {
    background-color: var(--background-hover);
    transform: translateX(2px);
}

/* === NEW WORKOUT CREATION SYSTEM === */

/* Muscle group checkboxes */
.muscle-group-checkbox {
    transition: all 0.2s ease;
    user-select: none;
}

.muscle-group-checkbox:hover {
    border-color: var(--primary-color) !important;
    transform: translateY(-1px);
}

.muscle-group-checkbox input[type="checkbox"]:checked + * {
    background: var(--primary-light);
    border-color: var(--primary-color);
}

/* Day cards */
.day-card {
    transition: all 0.2s ease;
}

.day-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
    border-color: var(--primary-color);
}

.muscle-group-tag {
    font-weight: var(--font-weight-medium);
    white-space: nowrap;
}

/* Exercise library */
.exercise-card {
    transition: all 0.2s ease;
    cursor: grab;
}

.exercise-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.exercise-card:active {
    cursor: grabbing;
    transform: rotate(5deg);
}

.exercise-card[draggable="true"]:hover {
    cursor: grab;
}

/* Drop zones */
.exercises-drop-zone {
    transition: all 0.3s ease;
    position: relative;
}

.exercises-drop-zone:empty::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--border-color);
    opacity: 0.3;
}

.exercises-drop-zone.drag-over {
    background-color: var(--primary-light) !important;
    border-color: var(--primary-color) !important;
    border-style: solid !important;
}

/* Exercise items in days */
.exercise-item {
    transition: all 0.2s ease;
}

.exercise-item:hover {
    transform: translateX(4px);
    border-color: var(--primary-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Workout day cards for step 2 */
.workout-day-card {
    transition: all 0.2s ease;
}

.workout-day-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--box-shadow);
}

/* Icon buttons enhancements */
.icon-button {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: var(--background);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.icon-button:active {
    transform: scale(0.95);
}

/* Filter buttons */
.filter-btn {
    background: var(--card-background);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: var(--primary-light);
    transform: translateY(-1px);
}

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

/* Exercise library panel */
.exercise-library-panel {
    max-height: 600px;
}

.exercise-library-panel #exercise-library {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.exercise-library-panel #exercise-library::-webkit-scrollbar {
    width: 6px;
}

.exercise-library-panel #exercise-library::-webkit-scrollbar-track {
    background: transparent;
}

.exercise-library-panel #exercise-library::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.exercise-library-panel #exercise-library::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Template buttons */
.template-btn {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
}

.template-btn:hover {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
}

.template-btn:active {
    transform: translateY(0);
}

/* Drag and Drop Visual Feedback */
.exercise-card.dragging {
    opacity: 0.5;
    transform: rotate(5deg) scale(0.95);
}

.exercises-drop-zone.drag-over {
    background: var(--primary-light);
    border: 2px solid var(--primary-color) !important;
    border-style: solid !important;
}

.exercises-drop-zone.drag-over::before {
    content: "Solte o exercício aqui";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--primary-color);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    background: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* Steps styling improvements */
.wizard-steps [data-step] {
    display: none;
}

.wizard-steps [data-step].active {
    display: block;
    animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Day creation card */
.day-creation-card {
    border-style: dashed !important;
    transition: all 0.2s ease;
}

.day-creation-card:hover {
    border-color: var(--primary-color) !important;
    background: var(--primary-light) !important;
}

/* Enhanced button states */
.main-button:disabled {
    background: var(--border-color);
    color: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.6;
}

.main-button:disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .muscle-groups-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .workout-days-container {
        grid-template-columns: 1fr !important;
    }
    
    .exercise-filters > div:first-child {
        grid-template-columns: 1fr !important;
    }
    
    .quick-filters {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/* Loading states */
.loading-state {
    position: relative;
    pointer-events: none;
}

.loading-state::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: inherit;
}

/* Exercise configuration modal (future enhancement) */
.exercise-config-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
    max-width: 500px;
    width: 90vw;
    max-height: 80vh;
    overflow-y: auto;
    z-index: 1000;
}

/* Success animations */
@keyframes successPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.success-animation {
    animation: successPulse 0.5s ease;
}