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

:root {
    --primary: #00d4ff;
    --primary-dark: #0099cc;
    --secondary: #7928ca;
    --secondary-dark: #4c0b9c;
    --dark-bg: #0a0a0f;
    --dark-card: #12121f;
    --dark-card-hover: #1a1a2e;
    --dark-border: #2a2a3e;
    --light-text: #ffffff;
    --muted-text: #a0a0c0;
    --success: #00ff88;
    --warning: #ffaa00;
    --danger: #ff3860;
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --glass-bg: rgba(18, 18, 31, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body {
    font-family: 'Exo 2', sans-serif;
    background: var(--dark-bg);
    color: var(--light-text);
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.dashboard-header {
    background: var(--dark-card);
    border-bottom: 1px solid var(--dark-border);
    padding: 1rem 2rem;
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    font-size: 2rem;
    color: var(--primary);
    animation: pulse 2s infinite;
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 1.8rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: blink 1.5s infinite;
}

.theme-toggle {
    position: relative;
}

.theme-btn {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    color: var(--primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-btn:hover {
    background: var(--primary);
    color: white;
    transform: rotate(30deg);
}

/* Main Panel */
.main-panel {
    display: flex;
    flex: 1;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--dark-card);
    border-right: 1px solid var(--dark-border);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: calc(100vh - 80px);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    margin-bottom: 2rem;
}

.avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.user-details h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.user-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--muted-text);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.online {
    background: var(--success);
    animation: blink 2s infinite;
}

/* Menu */
.menu-items {
    list-style: none;
    margin-bottom: 2rem;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    margin: 0.5rem 0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--muted-text);
}

.menu-item:hover {
    background: var(--dark-card-hover);
    color: var(--light-text);
    transform: translateX(5px);
}

.menu-item.active {
    background: var(--gradient);
    color: white;
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.3);
}

.menu-item i {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

/* System Stats */
.system-stats {
    margin-top: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.stat-card.mini {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.75rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stat-card.mini i {
    color: var(--primary);
    font-size: 1.2rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--muted-text);
}

/* Content Area */
.content-area {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
    max-height: calc(100vh - 80px);
}

.content-section {
    display: none;
    animation: fadeIn 0.5s ease;
}

.content-section.active {
    display: block;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--dark-border);
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Orbitron', sans-serif;
    font-weight: 600;
}

.section-subtitle {
    color: var(--muted-text);
    font-size: 0.9rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--dark-card);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--dark-border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    border-color: var(--primary);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-content h3 {
    font-size: 0.9rem;
    color: var(--muted-text);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-trend {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--muted-text);
}

.trend-up {
    color: var(--success);
}

/* Recent Activity */
.recent-activity {
    background: var(--dark-card);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--dark-border);
}

.recent-activity h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-family: 'Orbitron', sans-serif;
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--glass-bg);
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.activity-item:hover {
    transform: translateX(5px);
    border-color: var(--primary);
}

.activity-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.activity-content p {
    margin-bottom: 0.25rem;
}

.activity-time {
    font-size: 0.85rem;
    color: var(--muted-text);
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-icon {
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    border: none;
    font-family: 'Exo 2', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: var(--dark-card);
    color: var(--light-text);
    border: 1px solid var(--dark-border);
}

.btn-secondary:hover {
    background: var(--dark-card-hover);
    border-color: var(--primary);
}

.btn-icon {
    padding: 0.5rem;
    background: var(--dark-card);
    color: var(--light-text);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
}

.btn-icon:hover {
    background: var(--dark-card-hover);
    color: var(--primary);
    border-color: var(--primary);
}

/* Table */
.table-container {
    background: var(--dark-card);
    border-radius: 16px;
    border: 1px solid var(--dark-border);
    overflow: hidden;
}

.table-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--dark-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.search-box {
    position: relative;
    width: 300px;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted-text);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 3rem;
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    border-radius: 10px;
    color: var(--light-text);
    font-family: 'Exo 2', sans-serif;
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    background: var(--dark-bg);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--muted-text);
    border-bottom: 1px solid var(--dark-border);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--dark-border);
}

.data-table tr:hover {
    background: var(--dark-card-hover);
}

.product-image {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid var(--dark-border);
}

.table-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--dark-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pagination-info {
    font-size: 0.9rem;
    color: var(--muted-text);
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.category-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
}

.category-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem;
    font-weight: 600;
}

.category-count {
    background: var(--gradient);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.category-desc {
    color: var(--muted-text);
    margin-bottom: 1.5rem;
    line-height: 1.5;
    font-size: 0.95rem;
}

.category-actions {
    display: flex;
    gap: 0.5rem;
}

/* PDF Generator */
.pdf-generator {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.pdf-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.option-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.option-card:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.option-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.select-group {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.styled-select {
    flex: 1;
    padding: 0.75rem;
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    color: var(--light-text);
    font-family: 'Exo 2', sans-serif;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
}

.pdf-preview {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.preview-placeholder {
    text-align: center;
    color: var(--muted-text);
}

.preview-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

#modalOrcamento {
    z-index: 1100;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--dark-card);
    border-radius: 20px;
    border: 1px solid var(--dark-border);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--dark-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: var(--dark-card);
    z-index: 1;
}

.modal-header h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Orbitron', sans-serif;
}

.close-modal {
    background: none;
    border: none;
    color: var(--muted-text);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-modal:hover {
    background: var(--dark-bg);
    color: var(--danger);
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--dark-border);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    position: sticky;
    bottom: 0;
    background: var(--dark-card);
}

/* Form */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--muted-text);
    font-weight: 500;
}

.form-group label i {
    margin-right: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    border-radius: 10px;
    color: var(--light-text);
    font-family: 'Exo 2', sans-serif;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.1);
}

.form-input::placeholder {
    color: var(--muted-text);
}

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

/* Image Upload */
.image-upload-options {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.upload-option {
    flex: 1;
    padding: 1rem;
    text-align: center;
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.upload-option.active {
    background: var(--gradient);
    color: white;
    border-color: transparent;
}

.upload-option i {
    font-size: 1.5rem;
}

.image-input-container {
    margin-bottom: 1rem;
}

.upload-preview {
    border: 2px dashed var(--dark-border);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.upload-preview:hover {
    border-color: var(--primary);
    background: rgba(0, 212, 255, 0.05);
}

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

.image-preview {
    margin-top: 1rem;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--dark-border);
    max-height: 200px;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dark-bg);
}

#imagePreview {
    max-width: 100%;
    max-height: 200px;
    object-fit: contain;
}

/* Footer */
.dashboard-footer {
    background: var(--dark-card);
    border-top: 1px solid var(--dark-border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--muted-text);
    position: sticky;
    bottom: 0;
}

.footer-stats {
    display: flex;
    gap: 1.5rem;
}

.stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Animations */
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

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

@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(-50px) scale(0.9); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Utility Classes */
.text-center { text-align: center; }
.muted { color: var(--muted-text); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.in-stock {
    color: var(--success);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.in-stock::before {
    content: '•';
    font-size: 1.5rem;
}

.out-of-stock {
    color: var(--danger);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.out-of-stock::before {
    content: '•';
    font-size: 1.5rem;
}

.price {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    color: var(--primary);
    font-size: 1.1rem;
}

.category-badge {
    background: var(--secondary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-block;
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: var(--muted-text);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
}

.loading-spinner i {
    font-size: 2rem;
    color: var(--primary);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
    }
    
    .sidebar .menu-item span,
    .sidebar .user-details,
    .sidebar .stat-label {
        display: none;
    }
    
    .pdf-generator {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .table-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .search-box {
        width: 100%;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .dashboard-footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Light Theme */
[data-theme="light"] {
    --dark-bg: #f8f9fa;
    --dark-card: #ffffff;
    --dark-card-hover: #e9ecef;
    --dark-border: #dee2e6;
    --light-text: #212529;
    --muted-text: #6c757d;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(0, 0, 0, 0.1);
}