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

:root {
    /* Brand Colors */
    --primary-cyan: #00BCD4;
    --primary-cyan-light: #4DD0E1;
    --primary-cyan-dark: #0097A7;
    --primary-cyan-glow: rgba(0, 188, 212, 0.3);
    
    /* Semantic Colors */
    --success: #4CAF50;
    --warning: #FF9800;
    --danger: #F44336;
    --info: #7C4DFF;
    
    /* Neutrals */
    --bg-primary: #0A0E17;
    --bg-secondary: #121826;
    --bg-card: #1A1F2E;
    --bg-card-hover: #222838;
    
    /* Text */
    --text-primary: #FFFFFF;
    --text-secondary: #B0B8C9;
    --text-tertiary: #6B7280;
    
    /* Borders */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-radius: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--primary-cyan-glow);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #0A0E17 0%, #121826 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== NAVBAR ===== */
.navbar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--primary-cyan);
}

.brand-text {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: var(--text-primary);
}

.brand-divider {
    color: var(--text-tertiary);
    margin: 0 8px;
}

.brand-subtitle {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-secondary);
}

.nav-actions {
    display: flex;
    gap: 12px;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.nav-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-cyan);
    transform: translateY(-2px);
}

.nav-btn.primary {
    background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-cyan-dark) 100%);
    border-color: transparent;
}

.nav-btn.primary:hover {
    box-shadow: var(--shadow-glow);
}

/* ===== HERO STATS ===== */
.hero-stats {
    padding: 48px 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.stats-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.hero-title {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-cyan) 0%, #FFFFFF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.hero-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
}

.date-range-selector {
    display: flex;
    gap: 8px;
    background: var(--bg-card);
    padding: 4px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.range-btn {
    padding: 8px 20px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.range-btn:hover {
    color: var(--text-primary);
}

.range-btn.active {
    background: var(--primary-cyan);
    color: var(--text-primary);
}

/* ===== KPI GRID ===== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-cyan) 0%, var(--primary-cyan-light) 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.kpi-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-cyan);
}

.kpi-card:hover::before {
    opacity: 1;
}

.kpi-card.warning::before {
    background: linear-gradient(90deg, var(--warning) 0%, #FFB74D 100%);
}

.kpi-card.success::before {
    background: linear-gradient(90deg, var(--success) 0%, #81C784 100%);
}

.kpi-card.info::before {
    background: linear-gradient(90deg, var(--info) 0%, #9575CD 100%);
}

.kpi-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.kpi-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 188, 212, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-cyan);
}

.kpi-card.warning .kpi-icon {
    background: rgba(255, 152, 0, 0.1);
    color: var(--warning);
}

.kpi-card.success .kpi-icon {
    background: rgba(76, 175, 80, 0.1);
    color: var(--success);
}

.kpi-card.info .kpi-icon {
    background: rgba(124, 77, 255, 0.1);
    color: var(--info);
}

.kpi-icon svg {
    width: 24px;
    height: 24px;
}

.kpi-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kpi-content {
    margin-bottom: 20px;
}

.kpi-value {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.kpi-target {
    font-size: 14px;
    color: var(--text-tertiary);
}

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

.kpi-progress {
    flex: 1;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    overflow: hidden;
    margin-right: 16px;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-cyan) 0%, var(--primary-cyan-light) 100%);
    border-radius: 3px;
    transition: width 1s ease;
}

.kpi-change {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    font-weight: 700;
}

.kpi-change.positive {
    color: var(--success);
}

.kpi-change.negative {
    color: var(--danger);
}

.kpi-change svg {
    width: 16px;
    height: 16px;
}

.kpi-metric {
    display: flex;
    gap: 8px;
    font-size: 13px;
}

.metric-label {
    color: var(--text-secondary);
}

.metric-value {
    color: var(--text-primary);
    font-weight: 700;
}

.kpi-source-breakdown {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.source-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

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

.source-dot.instagram {
    background: var(--primary-cyan);
}

.source-dot.whatsapp {
    background: #25D366;
}

.source-dot.website {
    background: var(--info);
}

/* ===== CHARTS SECTION ===== */
.charts-section {
    padding: 48px 0;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 24px;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: all var(--transition-normal);
}

.chart-card:hover {
    border-color: var(--primary-cyan);
    box-shadow: var(--shadow-md);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.chart-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.chart-filter {
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
    font-size: 13px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chart-filter:hover {
    border-color: var(--primary-cyan);
}

.chart-expand-btn {
    width: 32px;
    height: 32px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chart-expand-btn svg {
    width: 18px;
    height: 18px;
    color: var(--text-secondary);
}

.chart-expand-btn:hover {
    border-color: var(--primary-cyan);
}

.chart-expand-btn:hover svg {
    color: var(--primary-cyan);
}

.chart-container {
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chart-container canvas {
    max-width: 100%;
}

/* Funnel Chart */
.chart-container.funnel {
    flex-direction: column;
    gap: 12px;
    min-height: auto;
}

.funnel-stage {
    width: 100%;
}

.funnel-bar {
    background: linear-gradient(90deg, var(--primary-cyan) 0%, var(--primary-cyan-light) 100%);
    padding: 16px 24px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.funnel-bar:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.funnel-label {
    font-weight: 600;
    color: var(--text-primary);
}

.funnel-value {
    font-weight: 800;
    font-size: 18px;
    color: var(--text-primary);
}

/* Chart Legend */
.chart-legend {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.legend-label {
    color: var(--text-secondary);
    flex: 1;
}

.legend-value {
    font-weight: 700;
    color: var(--text-primary);
}

/* Activity List */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.activity-item {
    width: 100%;
}

.activity-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.activity-type {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.activity-count {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.activity-progress {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
}

.activity-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-cyan) 0%, var(--primary-cyan-light) 100%);
    border-radius: 4px;
    transition: width 1s ease;
}

/* ===== TABLE SECTION ===== */
.table-section {
    padding: 48px 0 96px;
}

.table-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table-header {
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.table-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.table-actions {
    display: flex;
    gap: 12px;
}

.search-input {
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    width: 250px;
    transition: all var(--transition-fast);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-cyan);
    box-shadow: 0 0 0 3px var(--primary-cyan-glow);
}

.filter-select {
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-select:hover {
    border-color: var(--primary-cyan);
}

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

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

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

.data-table th {
    padding: 16px;
    text-align: left;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

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

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

.data-table td {
    padding: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.status-badge.success {
    background: rgba(76, 175, 80, 0.2);
    color: var(--success);
}

.status-badge.error {
    background: rgba(244, 67, 54, 0.2);
    color: var(--danger);
}

.action-btn {
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn:hover {
    background: var(--primary-cyan);
    border-color: var(--primary-cyan);
    color: var(--text-primary);
}

.table-pagination {
    padding: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    border-top: 1px solid var(--border-color);
}

.pagination-btn {
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-cyan);
    border-color: var(--primary-cyan);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-info {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== FOOTER ===== */
.dashboard-footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 32px 0;
}

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

.footer-text {
    font-size: 14px;
    color: var(--text-tertiary);
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-link {
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--primary-cyan);
}

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

@media (max-width: 768px) {
    .stats-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    
    .table-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .search-input {
        width: 100%;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

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

.kpi-card,
.chart-card,
.table-card {
    animation: fadeIn 0.6s ease backwards;
}

.kpi-card:nth-child(1) { animation-delay: 0.1s; }
.kpi-card:nth-child(2) { animation-delay: 0.2s; }
.kpi-card:nth-child(3) { animation-delay: 0.3s; }
.kpi-card:nth-child(4) { animation-delay: 0.4s; }