/* Base styles & CSS Variables (Fresh Digital Visual System) */
:root {
    --bg-primary: #021E18;
    --bg-secondary: #03241C;
    --bg-card: #042E23;
    --bg-card-hover: #003B2D;
    --bg-active: #0A4A38;
    
    --border-color: rgba(89, 195, 186, 0.1);
    --border-highlight: rgba(243, 180, 94, 0.25);
    
    --text-primary: #D9DFD9;
    --text-secondary: #B8C4BD;
    --text-muted: #7FA493;
    
    /* Fresh Digital branding colors */
    --accent-mint: #59C3BA;
    --accent-amber: #F3B45E;
    
    /* Utility colors */
    --accent-red: #ef4444;
    --accent-blue: #3b82f6;
    --accent-pink: #ec4899;
    --accent-green: #10b981;
    
    --gradient-card: linear-gradient(135deg, #042E23 0%, #003B2D 100%);
    --gradient-highlight: linear-gradient(135deg, rgba(4, 46, 35, 0.8) 0%, rgba(10, 74, 56, 0.8) 100%);
    
    --font-display: 'Bricolage Grotesque', sans-serif;
    --font-sans: 'Inter', 'Prompt', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;
    
    --sidebar-width: 280px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: rgba(89, 195, 186, 0.15);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(89, 195, 186, 0.3);
}

/* Layout structure */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 40px 24px;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
}

.brand {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 48px;
}

.brand-logo-img {
    max-height: 52px;
    max-width: 100%;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}

.nav-item i {
    font-size: 16px;
    width: 20px;
    text-align: center;
    transition: var(--transition);
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(89, 195, 186, 0.03);
}

.nav-item.active {
    color: var(--bg-primary);
    background: var(--accent-mint);
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(89, 195, 186, 0.2);
}

.nav-item.active i {
    transform: scale(1.05);
}

.sidebar-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.footer-label {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}

.footer-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.deployment-badge {
    margin-top: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background-color: rgba(89, 195, 186, 0.08);
    color: var(--accent-mint);
    border-radius: 20px;
    font-weight: 600;
    font-size: 11px;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    padding: 40px 48px;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 24px;
}

.label-mono {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent-mint);
    margin-bottom: 6px;
    text-transform: uppercase;
}

.header-left h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.header-left .subtitle {
    color: var(--text-secondary);
    font-size: 15px;
}

.header-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

/* High Pro client logo badge in header */
.client-logo-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(243, 180, 94, 0.08);
    border: 1px solid rgba(243, 180, 94, 0.2);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--accent-amber);
}

.account-badge, .date-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 14px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.account-badge span {
    font-weight: 600;
    color: var(--text-primary);
}

.account-badge .label-mono {
    margin-bottom: 0;
}

.currency-tag {
    background-color: rgba(89, 195, 186, 0.15);
    color: var(--accent-mint);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
}

.status-active {
    color: var(--accent-green);
    font-size: 8px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1.15); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.5; }
}

/* Tab contents logic */
.tab-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

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

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

/* KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.kpi-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.kpi-card:hover {
    transform: translateY(-4px);
    border-color: rgba(89, 195, 186, 0.2);
    background-color: var(--bg-card-hover);
}

.kpi-card.text-highlight-card {
    border-color: rgba(243, 180, 94, 0.15);
}
.kpi-card.text-highlight-card:hover {
    border-color: var(--border-highlight);
}

.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 12px;
}

.kpi-header .label-mono {
    margin-bottom: 0;
    color: var(--text-muted);
}

.kpi-header i {
    font-size: 16px;
}

.kpi-card h3 {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.kpi-meta {
    font-size: 12px;
    color: var(--text-muted);
}

/* Icon specific colors */
.text-mint { color: var(--accent-mint); }
.text-amber { color: var(--accent-amber); }

/* Executive alert box */
.insight-alert-box {
    background: rgba(4, 46, 35, 0.4);
    border: 1px solid rgba(89, 195, 186, 0.15);
    border-radius: var(--radius-md);
    padding: 32px;
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.insight-alert-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-accent);
}

.alert-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.alert-header i {
    font-size: 22px;
    color: var(--accent-mint);
}

.alert-header h3 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.alert-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.alert-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.badge-danger { background-color: rgba(239, 68, 68, 0.12); color: #ef4444; }
.badge-warning { background-color: rgba(243, 180, 94, 0.12); color: var(--accent-amber); }
.badge-success { background-color: rgba(89, 195, 186, 0.12); color: var(--accent-mint); }

.alert-item p {
    color: var(--text-secondary);
    font-size: 14.5px;
    line-height: 1.6;
}

.alert-item p strong {
    color: var(--text-primary);
}

/* Grids and Columns */
.grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 32px;
    margin-bottom: 40px;
}

.chart-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    backdrop-filter: blur(10px);
}

.chart-card h3 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.chart-container {
    height: 300px;
    position: relative;
}

.chart-container-large {
    height: 400px;
    position: relative;
}

.large-chart {
    margin-bottom: 40px;
}

/* Detailed stats row */
.insight-cards-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.card.mini-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    backdrop-filter: blur(10px);
}

.card.mini-card.text-highlight-card {
    border-color: rgba(243, 180, 94, 0.15);
}

.card.mini-card i {
    font-size: 28px;
    width: 54px;
    height: 54px;
    border-radius: var(--radius-md);
    background-color: rgba(255, 255, 255, 0.02);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card.mini-card .label-mono {
    font-size: 10px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.card.mini-card p {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.card.mini-card span {
    font-size: 11px;
    color: var(--text-muted);
}

/* Tables Card */
.table-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    margin-bottom: 40px;
    backdrop-filter: blur(10px);
}

.table-card h3 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 24px;
}

.table-container {
    overflow-x: auto;
    width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

td {
    padding: 18px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
    font-size: 14.5px;
    color: var(--text-secondary);
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.01);
}

tr:last-child td {
    border-bottom: none;
}

/* Table text specifics */
.gender-male { color: var(--accent-blue); font-weight: 500; }
.gender-female { color: var(--accent-pink); font-weight: 500; }
.gender-unknown { color: var(--text-muted); font-weight: 500; }
.highlight-roas { color: var(--accent-green); font-weight: 600; }
.neutral-roas { color: var(--text-muted); }

/* CTA components */
.cta-decision-strip {
    background: var(--bg-card-hover);
    border: 1px solid rgba(89, 195, 186, 0.15);
    border-radius: var(--radius-md);
    padding: 32px;
    margin-top: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
}

.cta-text h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 6px;
}

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

.cta-actions {
    display: flex;
    gap: 16px;
}

.btn {
    border: none;
    border-radius: 30px;
    padding: 14px 28px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: var(--gradient-gold);
    color: #021E18;
    box-shadow: 0 4px 15px rgba(243, 180, 94, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(243, 180, 94, 0.35);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--accent-mint);
    color: var(--accent-mint);
}

.btn-secondary:hover {
    background: rgba(89, 195, 186, 0.05);
    transform: translateY(-2px);
}

/* Bottom sticky CTA for mobile-first utility */
.bottom-sticky-cta {
    position: fixed;
    bottom: 24px;
    right: 48px;
    z-index: 1000;
    display: none; /* JS triggers display on report tab/mobile view */
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.bottom-sticky-cta .btn {
    padding: 16px 36px;
    font-size: 14px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

/* Agency Summary Layout (Performance Report Page) */
.agency-summary-card {
    background: rgba(4, 46, 35, 0.45);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    margin-bottom: 40px;
    backdrop-filter: blur(10px);
}

.agency-badge-top {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(89, 195, 186, 0.1);
    color: var(--accent-mint);
    padding: 6px 14px;
    border-radius: 30px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.agency-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 32px;
}

.agency-summary-box h3 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: 0.5px;
}

.agency-summary-box ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.agency-summary-box li {
    font-size: 14.5px;
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
    padding-left: 20px;
}

.agency-summary-box li::before {
    content: '•';
    position: absolute;
    left: 4px;
    top: 0;
    color: var(--accent-mint);
    font-weight: bold;
}

.agency-summary-box li strong {
    color: var(--text-primary);
}

/* Report Document Styles (rendered markdown look) */
.report-document {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 48px;
    max-width: 900px;
    margin: 0 auto 40px auto;
    color: var(--text-secondary);
    line-height: 1.7;
}

.report-document h1 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.report-meta {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.report-document hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 24px 0;
}

.report-document h2 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 32px 0 16px 0;
}

.report-document h3 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 24px 0 12px 0;
}

.report-document p {
    margin-bottom: 16px;
    font-size: 15px;
}

.report-document ul {
    list-style: disc;
    margin-left: 24px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.report-document li {
    font-size: 14.5px;
}

.report-document li strong {
    color: var(--text-primary);
}

.report-box {
    border-radius: var(--radius-sm);
    padding: 20px 24px;
    margin: 24px 0;
    font-size: 14px;
}

.info-box {
    background: rgba(89, 195, 186, 0.04);
    border: 1px solid rgba(89, 195, 186, 0.12);
}

.info-box h4 {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-mint);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
        padding: 32px 10px;
    }
    .brand-logo-img {
        max-height: 38px;
    }
    .nav-item span, .sidebar-footer {
        display: none;
    }
    .main-content {
        margin-left: 80px;
    }
    .nav-item {
        justify-content: center;
        padding: 16px;
    }
    .bottom-sticky-cta {
        right: 24px;
    }
}

@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        gap: 20px;
    }
    .header-right {
        align-items: flex-start;
        width: 100%;
    }
    .main-content {
        padding: 24px;
    }
    .grid-2col, .agency-summary-grid, .cta-decision-strip {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: stretch;
    }
    .cta-actions {
        flex-direction: column;
    }
    .bottom-sticky-cta {
        left: 24px;
        right: 24px;
    }
    .bottom-sticky-cta .btn {
        width: 100%;
    }
}