/* ===================================
   CSS RESET & BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Neural Arc Brand Colors */
    --primary: #262626;
    --secondary: #E0693D;
    --accent: #ECECEC;
    --text-primary: #262626;
    --text-secondary: #666666;
    --background: #FFFFFF;
    --surface: #F8F9FA;
    --border: #E5E7EB;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --shadow: rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Typography */
    --font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&display=swap');

body {
    font-family: var(--font-family);
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* ===================================
   HEADER & NAVIGATION
   =================================== */
.header {
    background: var(--background);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

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

.logo {
    height: 40px;
    width: auto;
}

.nav-tabs {
    display: flex;
    gap: var(--spacing-xs);
}

.nav-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: var(--font-family);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-tab:hover {
    background: var(--surface);
    color: var(--text-primary);
}

.nav-tab.active {
    background: var(--primary);
    color: white;
}

.nav-tab svg {
    width: 18px;
    height: 18px;
}

/* ===================================
   MAIN CONTENT & VIEWS
   =================================== */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.view {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.page-header {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.page-header .subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ===================================
   FORM STYLES
   =================================== */
.report-form {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 1px 3px var(--shadow);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

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

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.form-group label svg {
    width: 16px;
    height: 16px;
    color: var(--secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--background);
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(224, 105, 61, 0.1);
}

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

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

.percentage-input input[type="range"] {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: var(--surface);
    outline: none;
    -webkit-appearance: none;
}

.percentage-input input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.percentage-input input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.percentage-input input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--secondary);
    cursor: pointer;
    border: none;
}

.percentage-value {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--secondary);
    min-width: 50px;
    text-align: right;
}

/* Multi-select Team Members */
.multi-select-container {
    display: flex;
    gap: var(--spacing-xs);
}

.multi-input {
    flex: 1;
}

.add-btn {
    padding: var(--spacing-sm);
    background: var(--secondary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.add-btn:hover {
    background: #d05a2f;
}

.add-btn svg {
    width: 18px;
    height: 18px;
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.4rem 0.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--text-primary);
}

.tag button {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    transition: color 0.2s ease;
}

.tag button:hover {
    color: var(--error);
}

.tag button svg {
    width: 14px;
    height: 14px;
}

/* Completion Selector */
.completion-selector {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.completion-buttons {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.completion-btn {
    flex: 1;
    min-width: 60px;
    padding: var(--spacing-sm);
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.completion-btn:hover {
    border-color: var(--secondary);
    background: rgba(224, 105, 61, 0.05);
}

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

.completion-selector input[type="number"] {
    padding: var(--spacing-sm);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.95rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn svg {
    width: 18px;
    height: 18px;
}

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

.btn-primary:hover {
    background: #d05a2f;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(224, 105, 61, 0.3);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--accent);
}

/* ===================================
   METRICS CARDS
   =================================== */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.metric-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all 0.2s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.metric-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary), #d05a2f);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.metric-icon svg {
    width: 28px;
    height: 28px;
}

.metric-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.metric-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===================================
   CHARTS
   =================================== */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.chart-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.chart-card h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.chart-card h3 svg {
    width: 20px;
    height: 20px;
    color: var(--secondary);
}

.chart-card canvas {
    max-height: 300px;
}

/* ===================================
   TABLE
   =================================== */
.table-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.table-card h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.table-card h3 svg {
    width: 20px;
    height: 20px;
    color: var(--secondary);
}

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

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

thead {
    background: var(--surface);
}

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

td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

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

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
}

.status-active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-inactive {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.no-data {
    text-align: center;
    color: var(--text-secondary);
    padding: var(--spacing-xl) !important;
}

/* ===================================
   FILTERS
   =================================== */
.filters-section {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: flex-end;
}

.filter-group {
    flex: 1;
    min-width: 200px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.filter-group label svg {
    width: 16px;
    height: 16px;
    color: var(--secondary);
}

.filter-group input,
.filter-group select {
    padding: var(--spacing-sm);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.9rem;
    background: var(--background);
}

/* ===================================
   REPORTS LIST
   =================================== */
.reports-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.report-item {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all 0.2s ease;
}

.report-item:hover {
    box-shadow: 0 4px 12px var(--shadow);
    transform: translateY(-2px);
}

.report-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.report-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.report-meta h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.report-info {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.info-item svg {
    width: 16px;
    height: 16px;
}

.completion-badge {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.1rem;
}

.completion-high {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.completion-medium {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.completion-low {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.report-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.content-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.content-section h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.content-section h4 svg {
    width: 16px;
    height: 16px;
    color: var(--secondary);
}

.content-section p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.no-data-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.no-data-message svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.no-data-message p {
    font-size: 1.1rem;
}

/* ===================================
   TOAST NOTIFICATION
   =================================== */
.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--primary);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transform: translateY(150%);
    transition: transform 0.3s ease;
    z-index: 1000;
}

.toast.show {
    transform: translateY(0);
}

.toast svg {
    width: 20px;
    height: 20px;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .logo {
        height: 32px;
    }
    
    .nav-tabs {
        width: 100%;
        justify-content: center;
    }
    
    .nav-tab {
        flex: 1;
        justify-content: center;
        padding: var(--spacing-sm);
    }
    
    .nav-tab span {
        display: none;
    }
    
    .main-content {
        padding: var(--spacing-md);
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .metric-card {
        padding: var(--spacing-md);
    }
    
    .metric-icon {
        width: 50px;
        height: 50px;
    }
    
    .metric-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .metric-content h3 {
        font-size: 1.5rem;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .page-header .subtitle {
        font-size: 1rem;
    }
    
    .report-form {
        padding: var(--spacing-md);
    }
    
    .chart-card {
        padding: var(--spacing-md);
    }
    
    .table-card {
        padding: var(--spacing-md);
    }
    
    .filters-section {
        flex-direction: column;
        padding: var(--spacing-md);
    }
    
    .filter-group {
        width: 100%;
    }
    
    .completion-buttons {
        flex-direction: column;
    }
    
    .completion-btn {
        width: 100%;
    }
    
    .report-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .report-info {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: var(--spacing-sm);
    }
    
    .page-header {
        margin-bottom: var(--spacing-md);
    }
    
    .page-header h1 {
        font-size: 1.5rem;
    }
    
    .page-header .subtitle {
        font-size: 0.9rem;
    }
    
    .report-form {
        padding: var(--spacing-sm);
    }
    
    .form-grid {
        gap: var(--spacing-md);
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .chart-card,
    .table-card,
    .filters-section {
        padding: var(--spacing-sm);
    }
    
    .report-item {
        padding: var(--spacing-sm);
    }
    
    .report-content {
        grid-template-columns: 1fr;
    }
    
    .toast {
        left: var(--spacing-sm);
        right: var(--spacing-sm);
        bottom: var(--spacing-sm);
    }
}

/* ===================================
   PRINT STYLES
   =================================== */
@media print {
    .header,
    .nav-tabs,
    .form-actions,
    .filters-section,
    .toast {
        display: none !important;
    }
    
    .view {
        display: block !important;
    }
    
    body {
        background: white;
    }
    
    .metric-card,
    .chart-card,
    .table-card,
    .report-item {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}