@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700&display=swap');

:root {
    /* Theme Light - Modern & Crisp */
    --bg-color: #f8fafc;
    --sidebar-bg: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    --sidebar-text: #94a3b8;
    --sidebar-text-active: #ffffff;
    --sidebar-hover: rgba(255, 255, 255, 0.06);
    --sidebar-accent: #6366f1; /* Indigo */
    --card-bg: #ffffff;
    --text-color: #1e293b;
    --text-muted: #64748b;
    
    --primary-color: #4f46e5;
    --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
    --primary-hover: #4338ca;
    
    --success-color: #10b981;
    --success-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --success-hover: #059669;
    
    --danger-color: #f43f5e;
    --danger-gradient: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
    --danger-hover: #e11d48;
    
    --warning-color: #f59e0b;
    --warning-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    
    --border-color: #e2e8f0;
    --input-bg: #ffffff;
    --input-border: #cbd5e1;
    --input-focus: #818cf8;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05), 0 20px 25px -5px rgba(0,0,0,0.05);
}

.theme-sepia {
    --bg-color: #fdfaf2;
    --sidebar-bg: linear-gradient(180deg, #3e2723 0%, #4e342e 100%);
    --sidebar-text: #d7ccc8;
    --sidebar-text-active: #ffffff;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-accent: #d84315;
    --card-bg: #fffbf5;
    --text-color: #4e342e;
    --text-muted: #8d6e63;
    
    --primary-color: #d84315;
    --primary-gradient: linear-gradient(135deg, #d84315 0%, #ff5722 100%);
    --primary-hover: #bf360c;
    
    --success-color: #2e7d32;
    --success-gradient: linear-gradient(135deg, #2e7d32 0%, #388e3c 100%);
    
    --danger-color: #c62828;
    --danger-gradient: linear-gradient(135deg, #c62828 0%, #d32f2f 100%);
    
    --border-color: #ebdcb9;
    --input-bg: #fffbf5;
    --input-border: #d7ccc8;
    --input-focus: #ff5722;
}

.theme-dark {
    --bg-color: #0b0f19;
    --sidebar-bg: linear-gradient(180deg, #111827 0%, #1f2937 100%);
    --sidebar-text: #9ca3af;
    --sidebar-text-active: #ffffff;
    --sidebar-hover: rgba(255, 255, 255, 0.05);
    --sidebar-accent: #6366f1;
    --card-bg: #1f2937;
    --text-color: #f3f4f6;
    --text-muted: #9ca3af;
    
    --primary-color: #6366f1;
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #818cf8 100%);
    --primary-hover: #4f46e5;
    
    --success-color: #34d399;
    --success-gradient: linear-gradient(135deg, #34d399 0%, #059669 100%);
    
    --danger-color: #f87171;
    --danger-gradient: linear-gradient(135deg, #f87171 0%, #dc2626 100%);
    
    --border-color: #374151;
    --input-bg: #111827;
    --input-border: #374151;
    --input-focus: #6366f1;
    
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

/* Layout */
#sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    transition: width 0.3s;
    flex-shrink: 0;
}

#sidebar .logo {
    padding: 24px 20px;
    text-align: center;
    font-family: 'Outfit', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.5px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

#sidebar ul {
    list-style: none;
    flex-grow: 1;
    margin-top: 20px;
}

#sidebar ul li.menu-header {
    padding: 16px 24px 8px 24px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.3);
}

#sidebar ul li {
    margin: 4px 12px;
}

#sidebar ul li a {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    color: var(--sidebar-text);
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

#sidebar ul li a:hover {
    background-color: var(--sidebar-hover);
    color: var(--sidebar-text-active);
    padding-left: 20px;
}

#sidebar ul li.submenu {
    margin-left: 24px;
}

#sidebar ul li.submenu a {
    font-size: 0.875rem;
}

/* Destaque para link ativo */
#sidebar ul li a[style*="background"] {
    background: var(--primary-gradient) !important;
    color: var(--sidebar-text-active) !important;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
    font-weight: 600;
}

.theme-selector {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.theme-selector select {
    width: 100%;
    padding: 8px 12px;
    background: var(--input-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    outline: none;
}

#content-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

#header {
    background-color: var(--card-bg);
    padding: 20px 40px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

#header h2 {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1.4rem;
}

#main-content {
    padding: 40px;
    flex-grow: 1;
    overflow-y: auto;
}

/* Cards & Components */
.card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
}

.card h3 {
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1.25rem;
}

/* Formulários */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-muted);
}

input, select, textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    background-color: var(--input-bg);
    color: var(--text-color);
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--input-focus);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--primary-gradient);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--danger-gradient);
    color: #fff;
}

.btn-danger:hover {
    background: var(--danger-hover);
    box-shadow: 0 4px 12px rgba(244, 63, 94, 0.3);
    transform: translateY(-1px);
}

/* Tabelas */
table.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

table.data-table th {
    background-color: rgba(0, 0, 0, 0.015);
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border-color);
    padding: 14px 18px;
}

table.data-table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.925rem;
    color: var(--text-color);
}

table.data-table tbody tr {
    transition: background-color 0.2s;
}

table.data-table tbody tr:hover {
    background-color: rgba(99, 102, 241, 0.02);
}

/* Login Page Specific */
body.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-color);
}

.login-container {
    background: var(--card-bg);
    padding: 48px 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    border: 1px solid var(--border-color);
}

.login-container h2 {
    text-align: center;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.8rem;
    margin-bottom: 25px;
}

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

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border-left: 4px solid transparent;
}

.alert-danger {
    background-color: rgba(244, 63, 94, 0.06);
    color: var(--danger-color);
    border: 1px solid rgba(244, 63, 94, 0.15);
    border-left-color: var(--danger-color);
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.06);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.15);
    border-left-color: var(--success-color);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.06);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.15);
    border-left-color: var(--warning-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.875rem;
}

.user-info .user-name {
    background: rgba(99, 102, 241, 0.05);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.user-info a {
    padding: 6px 12px;
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.03);
    transition: all 0.2s;
    font-weight: 500;
    color: var(--text-color);
}

.user-info a:hover {
    background: rgba(99, 102, 241, 0.08);
    color: var(--primary-color);
}

.user-info a.logout-btn {
    background: rgba(244, 63, 94, 0.05);
    color: var(--danger-color);
}

.user-info a.logout-btn:hover {
    background: rgba(244, 63, 94, 0.1);
    color: var(--danger-color);
}