/* 
 * Design System: Modern SaaS Documentation
 * Baseado na skill ui-designer: Minimal, Airy, Clean, Professional
 */

:root {
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent-color: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-light: #eff6ff;
    --sidebar-width: 260px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.5;
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--accent-color);
}

.sidebar-nav {
    flex: 1;
    padding: 24px 16px;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 32px;
}

.nav-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    margin-bottom: 12px;
    padding-left: 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    margin-bottom: 4px;
}

.nav-item:hover {
    background-color: var(--bg-main);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: var(--accent-light);
    color: var(--accent-color);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 40px;
    max-width: 1200px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.search-bar {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: 10px 16px 10px 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    font-size: 0.875rem;
    outline: none;
    transition: border-color 0.2s;
}

.search-input:focus {
    border-color: var(--accent-color);
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.card-icon {
    width: 40px;
    height: 40px;
    background-color: var(--accent-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    margin-bottom: 16px;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.card-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Typography */
h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 32px;
}

@media (max-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 9999;
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(15, 23, 42, 0.5);
        backdrop-filter: blur(2px);
        z-index: 9998;
        display: none;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    .sidebar-overlay.active {
        display: block;
        opacity: 1;
    }
    .main-content {
        margin-left: 0;
        padding: 24px;
        width: 100%;
        max-width: 100vw;
        overflow-x: hidden;
    }
}

/* Utilitários de Segurança */
.blurred {
    filter: blur(20px) grayscale(100%);
    pointer-events: none;
    user-select: none;
}

.no-select {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}