:root {
    /* Dark Mode Colors */
    --bg-primary: #0a0e1a;
    --bg-secondary: #141824;
    --bg-card: #1a1f2e;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #2d3548;
    --input-bg: #141824;
}

.light-mode {
    /* Light Mode Colors */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --input-bg: #f1f5f9;
}

.theme-container {
    min-height: 100vh;
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease;
    padding: 0 20px;
}

.theme-toggle-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.theme-toggle-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

    .theme-toggle-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    }

.app-badge {
    display: inline-block;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.calculator-header {
    margin-bottom: 24px;
    padding-top: 20px;
}

.calculator-title {
    font-size: 32px;
    font-weight: bold;
    color: var(--text-primary);
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.calculator-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    margin-bottom: 24px;
}

/* Custom Radzen Tabs Styling */
.rz-tabview {
    background: transparent !important;
}

.rz-tabview-nav {
    border: none !important;
    background: transparent !important;
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
    display: flex;
    gap: 8px;
}

.rz-tabview-nav-link {
    background: var(--bg-card) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
    border-bottom: none !important;
    padding: 14px 28px !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    border-radius: 8px 8px 0 0 !important;
    transition: all 0.3s ease !important;
    margin-right: 0 !important;
    position: relative;
    bottom: -1px;
}

    .rz-tabview-nav-link:hover:not(.rz-tabview-selected) {
        background: var(--bg-secondary) !important;
        border-color: var(--border-color) !important;
    }

    .rz-tabview-nav-link.rz-tabview-selected {
        background: #10b981 !important;
        color: #ffffff !important;
        font-weight: 700 !important;
        border-color: #10b981 !important;
        box-shadow: none !important;
    }

.light-mode .rz-tabview-nav-link {
    background: #ffffff !important;
    color: #0f172a !important;
    border-color: #e2e8f0 !important;
}

    .light-mode .rz-tabview-nav-link:hover:not(.rz-tabview-selected) {
        background: #f1f5f9 !important;
    }

    .light-mode .rz-tabview-nav-link.rz-tabview-selected {
        background: #10b981 !important;
        color: #ffffff !important;
        border-color: #10b981 !important;
    }

.rz-tabview-panels {
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    margin-top: 0 !important;
}

.inputs-panel {
    background: var(--bg-card);
    padding: 24px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.inputs-title {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 16px;
}

.input-group {
    margin-bottom: 16px;
}

.input-label {
    color: var(--text-primary);
    font-size: 12px;
    margin-bottom: 4px;
    display: block;
}

.rz-textbox, .rz-numeric {
    background: var(--input-bg) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    border-radius: 6px !important;
    padding: 10px 12px !important;
    font-size: 14px !important;
}

    .rz-textbox:focus, .rz-numeric:focus {
        border-color: #10b981 !important;
        outline: none !important;
        box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.1) !important;
    }

.rz-spinner {
    background: var(--input-bg) !important;
    border: 1px solid var(--border-color) !important;
}

.rz-spinner-button {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
}

    .rz-spinner-button:hover {
        background: #10b981 !important;
        border-color: #10b981 !important;
    }

.scaling-signal {
    background: linear-gradient(90deg, #fbbf24 0%, #f59e0b 100%);
    padding: 24px;
    border-radius: 8px;
    margin-bottom: 24px;
    position: relative;
}

.scaling-signal-label {
    font-size: 12px;
    color: #92400e;
    font-weight: 600;
    margin-bottom: 8px;
}

.scaling-signal-text {
    font-size: 28px;
    font-weight: bold;
    color: #1e293b;
    margin-bottom: 16px;
}

.scaling-signal-metrics {
    display: flex;
    justify-content: flex-end;
    gap: 32px;
}

.signal-metric {
    text-align: right;
}

.signal-metric-label {
    font-size: 11px;
    color: #92400e;
}

.signal-metric-value {
    font-size: 24px;
    font-weight: bold;
    color: #1e293b;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.metric-card {
    background: var(--bg-card);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.metric-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 8px;
    font-weight: 600;
}

.metric-value {
    font-size: 24px;
    font-weight: bold;
    color: var(--text-primary);
}

.section-title {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 16px;
}

.cost-breakdown {
    background: var(--bg-card);
    padding: 24px;
    border-radius: 8px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.cost-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

    .cost-item:last-child {
        border-bottom: none;
    }

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

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

.scenario-simulation {
    background: var(--bg-card);
    padding: 24px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.scenario-item {
    padding: 16px;
    background: var(--input-bg);
    border-radius: 6px;
    margin-bottom: 12px;
    border: 1px solid var(--border-color);
}

    .scenario-item:last-child {
        margin-bottom: 0;
    }

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

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

.scenario-profit {
    font-size: 18px;
    font-weight: bold;
}

    .scenario-profit.positive {
        color: #10b981;
    }

    .scenario-profit.negative {
        color: #ef4444;
    }

.scenario-details {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.two-column-layout {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 24px;
}

.ad-diagnosis-box {
    background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
    padding: 24px;
    border-radius: 8px;
    margin-bottom: 24px;
    position: relative;
}

.ad-diagnosis-label {
    font-size: 12px;
    color: #fecaca;
    font-weight: 600;
    margin-bottom: 8px;
}

.ad-diagnosis-decision {
    font-size: 28px;
    font-weight: bold;
    color: white;
    margin-bottom: 8px;
}

.ad-diagnosis-problem {
    font-size: 14px;
    color: #fecaca;
}

.ad-health-score {
    position: absolute;
    top: 24px;
    right: 24px;
    text-align: right;
}

.ad-health-label {
    font-size: 11px;
    color: #fecaca;
}

.ad-health-value {
    font-size: 32px;
    font-weight: bold;
    color: white;
}

.ad-metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.info-card {
    background: var(--bg-card);
    padding: 28px;
    border-radius: 8px;
    height: 100%;
    border: 1px solid var(--border-color);
}

.info-subsection {
    margin-bottom: 32px;
}

    .info-subsection:last-child {
        margin-bottom: 0;
    }

.info-subsection-title {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 0.3px;
}

.info-text {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 0;
}

.info-label {
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 12px;
    display: block;
}

.suggestion-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: item;
}

    .suggestion-list li {
        color: #10b981;
        font-size: 13px;
        line-height: 2.0;
        padding-left: 28px;
        position: relative;
        margin-bottom: 14px;
    }

        .suggestion-list li:last-child {
            margin-bottom: 0;
        }

        .suggestion-list li:before {
            content: counter(item) ".";
            counter-increment: item;
            position: absolute;
            left: 0;
            color: #10b981;
            font-weight: 700;
        }

.input-suffix {
    font-size: 11px;
    color: #64748b;
    margin-left: 8px;
}

.ad-inputs-panel {
    background: var(--bg-card);
    padding: 24px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.ad-inputs-title {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 8px;
}

.ad-inputs-subtitle {
    color: var(--text-muted);
    font-size: 12px;
    margin-bottom: 20px;
    line-height: 1.5;
}

.rz-numeric-input {
    font-weight: bolder;
    color: var(--text-primary);
}

@media (max-width: 1200px) {
    .two-column-layout {
        grid-template-columns: 1fr;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ad-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}