/* ===================================
   NeuroClinic - Bateria de Testes
   Stylesheet v1.0
   Paleta Azul Científico
   =================================== */

/* ===== CSS Variables ===== */
:root {
    /* Primary Colors - Scientific Blue Palette */
    --primary-blue: #1976d2;
    --primary-dark: #0d47a1;
    --primary-light: #42a5f5;
    --accent-blue: #2196f3;
    --accent-cyan: #00bcd4;
    
    /* Secondary Colors */
    --secondary-teal: #00897b;
    --secondary-green: #43a047;
    --secondary-purple: #5e35b1;
    --secondary-orange: #fb8c00;
    
    /* Neutral Colors */
    --white: #ffffff;
    --background: #f5f7fa;
    --background-dark: #e8edf2;
    --text-primary: #263238;
    --text-secondary: #546e7a;
    --text-light: #78909c;
    --border-color: #cfd8dc;
    
    /* Card Colors */
    --card-shadow: rgba(0, 0, 0, 0.08);
    --card-shadow-hover: rgba(0, 0, 0, 0.12);
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.4s ease;
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== Sidebar ===== */
.sidebar {
    position: fixed;
    left: 0;
    top: 73px; /* Altura do topnav */
    bottom: 0;
    width: 280px;
    background: var(--white);
    border-right: 2px solid var(--border-color);
    overflow-y: auto;
    z-index: 900;
    box-shadow: 2px 0 8px var(--card-shadow);
}

.sidebar-header {
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
}

.sidebar-header h2 {
    color: var(--white);
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.3px;
}

.sidebar-nav {
    padding: var(--spacing-sm) 0;
}

.nav-section {
    margin-bottom: 4px;
}

.nav-section-header {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
    position: relative;
}

.nav-section-header:hover {
    background: var(--background);
    color: var(--primary-blue);
}

.nav-section-header.single {
    text-decoration: none;
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.nav-section-header span {
    flex: 1;
}

.chevron {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.nav-section-header.active .chevron {
    transform: rotate(180deg);
}

.nav-items {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
    background: var(--background);
}

.nav-items.open {
    max-height: 500px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 10px var(--spacing-md) 10px calc(var(--spacing-md) + 32px);
    color: var(--text-secondary);
    font-size: 13px;
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-item:hover {
    background: var(--white);
    color: var(--primary-blue);
    padding-left: calc(var(--spacing-md) + 36px);
}

.nav-item svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-blue);
    transform: scaleY(0);
    transition: transform var(--transition-fast);
}

.nav-item:hover::before {
    transform: scaleY(1);
}

/* ===== Top Navigation ===== */
.top-nav {
    background: var(--white);
    box-shadow: 0 2px 8px var(--card-shadow);
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 3px solid var(--primary-blue);
}

.nav-left {
    display: flex;
    align-items: center;
    width: 280px; /* Mesma largura do sidebar */
}

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

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--primary-blue);
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.nav-center {
    flex: 1;
    text-align: center;
}

.nav-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-dark);
    letter-spacing: -0.3px;
}

.nav-right {
    display: flex;
    align-items: center;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--background);
    border-radius: var(--radius-md);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 14px;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== Sidebar ===== */

/* ===== Main Content ===== */
.main-content {
    flex: 1;
    margin-left: 280px; /* Largura do sidebar */
    margin-top: 73px; /* Altura do topnav */
    padding: var(--spacing-xl) var(--spacing-lg);
    padding-bottom: 80px; /* Espaço para o footer */
    overflow-y: auto;
    max-height: calc(100vh - 73px);
}

/* ===== Welcome Section ===== */
.welcome-section {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    border-radius: var(--radius-xl);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(25, 118, 210, 0.2);
}

.welcome-section h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.5px;
}

.welcome-subtitle {
    font-size: 16px;
    opacity: 0.95;
    font-weight: 400;
}

/* ===== Stats Grid ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    box-shadow: 0 2px 8px var(--card-shadow);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--card-shadow-hover);
}

.stat-icon {
    width: 48px;
    height: 48px;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===== Section Header ===== */
.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-xl) 0 var(--spacing-md) 0;
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

.section-icon {
    width: 28px;
    height: 28px;
    color: var(--primary-blue);
}

.section-header h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

/* ===== Cards Grid ===== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.management-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ===== Test Cards ===== */
.test-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    box-shadow: 0 2px 8px var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.test-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-cyan));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.test-card:hover::before {
    transform: scaleX(1);
}

.test-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px var(--card-shadow-hover);
    border-color: var(--primary-light);
}

.card-icon-wrapper {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-light), var(--accent-cyan));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-normal);
}

.test-card:hover .card-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

.card-icon {
    width: 32px;
    height: 32px;
    color: var(--white);
}

.test-card h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.2px;
}

.test-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
}

/* ===== Card Meta Badges ===== */
.card-meta {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.meta-badge {
    padding: 4px 12px;
    background: var(--background);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-blue);
    border: 1px solid var(--border-color);
}

/* ===== Specific Test Card Styles ===== */
.test-tac .card-icon-wrapper {
    background: linear-gradient(135deg, #1976d2, #2196f3);
}

.test-taad .card-icon-wrapper {
    background: linear-gradient(135deg, #00897b, #00bcd4);
}

.test-taa .card-icon-wrapper {
    background: linear-gradient(135deg, #5e35b1, #7e57c2);
}

.test-nback .card-icon-wrapper {
    background: linear-gradient(135deg, #43a047, #66bb6a);
}

.test-labirinto .card-icon-wrapper {
    background: linear-gradient(135deg, #fb8c00, #ffa726);
}

.test-relatorio .card-icon-wrapper {
    background: linear-gradient(135deg, #1976d2, #42a5f5);
}

.test-config .card-icon-wrapper {
    background: linear-gradient(135deg, #546e7a, #78909c);
}

/* ===== Footer ===== */
.footer {
    background: var(--white);
    border-top: 2px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-lg);
    position: fixed;
    bottom: 0;
    left: 280px; /* Alinhado com o sidebar */
    right: 0;
    z-index: 999;
}

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

.footer-content p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.footer-credits {
    font-size: 13px;
}

.footer-credits strong {
    color: var(--primary-blue);
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.test-card,
.stat-card {
    animation: fadeIn var(--transition-slow) ease;
}

/* ===== Responsive Design ===== */
@media (max-width: 1200px) {
    .main-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .cards-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }
    
    .sidebar-header h2,
    .nav-section-header span,
    .chevron {
        display: none;
    }
    
    .nav-items {
        display: none !important;
    }
    
    .nav-left {
        width: 70px;
    }
    
    .main-content {
        margin-left: 70px;
    }
    
    .footer {
        left: 70px;
    }
    
    .top-nav {
        padding: var(--spacing-sm);
        flex-wrap: wrap;
    }
    
    .nav-center {
        order: 3;
        flex-basis: 100%;
        margin-top: var(--spacing-sm);
    }
    
    .nav-title {
        font-size: 16px;
    }
    
    .logo-text {
        font-size: 16px;
    }
    
    .user-name {
        display: none;
    }
    
    .welcome-section h2 {
        font-size: 24px;
    }
    
    .welcome-subtitle {
        font-size: 14px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .stat-icon {
        width: 36px;
        height: 36px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .main-content {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    .section-header h3 {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .sidebar {
        display: none;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .footer {
        left: 0;
    }
    
    .nav-left {
        width: auto;
    }
    
    .welcome-section {
        padding: var(--spacing-md);
    }
    
    .welcome-section h2 {
        font-size: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }
    
    .test-card {
        padding: var(--spacing-sm);
    }
    
    .card-icon-wrapper {
        width: 52px;
        height: 52px;
    }
    
    .card-icon {
        width: 28px;
        height: 28px;
    }
    
    .test-card h4 {
        font-size: 16px;
    }
    
    .test-card p {
        font-size: 13px;
    }
}

/* ===== Print Styles ===== */
@media print {
    .top-nav,
    .footer {
        display: none;
    }
    
    .test-card {
        break-inside: avoid;
    }
}

/* ===== Accessibility ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
.test-card:focus,
button:focus {
    outline: 3px solid var(--accent-blue);
    outline-offset: 2px;
}

/* ===== Loading State (for future use) ===== */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    margin: -12px 0 0 -12px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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