/**
 * Estilos Gerais do Sistema
 * Sistema de Controle Gerencial SANG - MERCK e VILA SAPÉ
 */

/* ============================================================================
   RESET E VARIÁVEIS
   ============================================================================ */

:root {
    /* Cores Principais */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    
    --secondary-color: #64748b;
    --secondary-dark: #475569;
    --secondary-light: #94a3b8;
    
    /* Cores de Status */
    --success-color: #22c55e;
    --success-light: #dcfce7;
    --warning-color: #f59e0b;
    --warning-light: #fef3c7;
    --danger-color: #ef4444;
    --danger-light: #fee2e2;
    --info-color: #3b82f6;
    --info-light: #dbeafe;
    
    /* Cores de Fundo */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #1e293b;
    
    /* Cores de Texto */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-light: #cbd5e1;
    
    /* Cores de Borda */
    --border-color: #e2e8f0;
    --border-dark: #cbd5e1;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Sidebar */
    --sidebar-width: 260px;
    --sidebar-bg: #1e293b;
    --sidebar-text: #cbd5e1;
    --sidebar-active: #3b82f6;
    
    /* Topbar */
    --topbar-height: 70px;
    --topbar-bg: #ffffff;
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    
    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================================================
   LAYOUT PRINCIPAL
   ============================================================================ */

.wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-normal);
}

.content-wrapper {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* ============================================================================
   SIDEBAR
   ============================================================================ */

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    z-index: 1000;
    transition: transform var(--transition-normal);
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    background: var(--sidebar-bg);
    z-index: 10;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
}

.logo i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.btn-sidebar-close {
    display: none;
    background: none;
    border: none;
    color: var(--sidebar-text);
    font-size: 1.25rem;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.sidebar-menu {
    flex: 1;
    padding: var(--spacing-md) 0;
}

.sidebar-menu ul {
    list-style: none;
}

.sidebar-menu > ul > li {
    margin-bottom: var(--spacing-xs);
}

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

.sidebar-menu a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
}

.sidebar-menu li.active > a {
    background: rgba(59, 130, 246, 0.1);
    color: #ffffff;
    border-left: 3px solid var(--sidebar-active);
}

.sidebar-menu a i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

.menu-section-title {
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    opacity: 0.7;
}

.menu-dropdown-toggle .arrow {
    margin-left: auto;
    transition: transform var(--transition-fast);
    font-size: 0.8rem;
}

.menu-dropdown-toggle.active .arrow {
    transform: rotate(180deg);
}

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

.submenu.show {
    max-height: 500px;
}

.submenu li a {
    padding-left: 3.5rem;
    font-size: 0.9rem;
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.2);
}

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

.user-info-sidebar i {
    font-size: 2rem;
    color: var(--primary-light);
}

.user-info-sidebar strong {
    display: block;
    color: #ffffff;
    font-size: 0.9rem;
}

.user-info-sidebar small {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* ============================================================================
   TOPBAR
   ============================================================================ */

.topbar {
    height: var(--topbar-height);
    background: var(--topbar-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 0 var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.btn-menu-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: var(--spacing-sm);
    display: none;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

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

.current-date {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.user-menu {
    position: relative;
}

.btn-user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: none;
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.btn-user-menu:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-dark);
}

.btn-user-menu i:first-child {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.btn-user-menu i:last-child {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 1000;
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown .user-info {
    padding: var(--spacing-md);
}

.user-dropdown .user-info strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.user-dropdown .user-info small {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.user-dropdown hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 0;
}

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: background var(--transition-fast);
}

.user-dropdown a:hover {
    background: var(--bg-tertiary);
}

.user-dropdown a.text-danger {
    color: var(--danger-color);
}

/* ============================================================================
   ALERTS/MENSAGENS
   ============================================================================ */

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-left: 4px solid;
    animation: slideDown 0.3s ease;
}

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

.alert-success {
    background: var(--success-light);
    color: #166534;
    border-color: var(--success-color);
}

.alert-warning {
    background: var(--warning-light);
    color: #92400e;
    border-color: var(--warning-color);
}

.alert-danger,
.alert-error {
    background: var(--danger-light);
    color: #991b1b;
    border-color: var(--danger-color);
}

.alert-info {
    background: var(--info-light);
    color: #1e40af;
    border-color: var(--info-color);
}

.btn-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 1.25rem;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
    padding: 0;
    line-height: 1;
}

.btn-close:hover {
    opacity: 1;
}

/* ============================================================================
   CARDS
   ============================================================================ */

.card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.card-header h2,
.card-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

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

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

/* ============================================================================
   TABELAS
   ============================================================================ */

.table-responsive {
    overflow-x: auto;
    border-radius: var(--radius-md);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
}

thead {
    background: var(--bg-secondary);
}

thead th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}

tbody tr:hover {
    background: var(--bg-secondary);
}

tbody td {
    padding: var(--spacing-md);
    color: var(--text-primary);
}

tbody td.text-right {
    text-align: right;
}

tbody td.text-center {
    text-align: center;
}

/* ============================================================================
   BOTÕES
   ============================================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: var(--secondary-dark);
}

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

.btn-success:hover:not(:disabled) {
    background: #16a34a;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-warning:hover:not(:disabled) {
    background: #d97706;
}

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

.btn-outline-primary:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.1rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ============================================================================
   FOOTER
   ============================================================================ */

.main-footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) var(--spacing-xl);
    margin-top: auto;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.9rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* ============================================================================
   UTILIDADES
   ============================================================================ */

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

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }
.text-warning { color: var(--warning-color); }
.text-muted { color: var(--text-muted); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.d-flex { display: flex; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

/* ============================================================================
   RESPONSIVIDADE
   ============================================================================ */

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .btn-menu-toggle,
    .btn-sidebar-close {
        display: block;
    }
    
    .content-wrapper {
        padding: var(--spacing-md);
    }
    
    .topbar {
        padding: 0 var(--spacing-md);
    }
    
    .page-title {
        font-size: 1.1rem;
    }
    
    .current-date span {
        display: none;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}