:root {
    --bg-color: #f8fafc;
    --text-color: #0f172a;
    --panel-bg: rgba(255, 255, 255, 0.7);
    --panel-border: rgba(255, 255, 255, 0.5);
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #64748b;
    --accent-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --font-family: 'Outfit', sans-serif;
    --box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] {
    --bg-color: #0f172a;
    --text-color: #f1f5f9;
    --panel-bg: rgba(30, 41, 59, 0.7);
    --panel-border: rgba(255, 255, 255, 0.1);
    --primary-color: #60a5fa;
    --primary-hover: #3b82f6;
    --box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
    display: flex;
    flex-direction: column;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--panel-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.app-logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: contain;
}

.app-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.website-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.website-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background-color: rgba(128, 128, 128, 0.1);
}

/* Main Layout */
.app-container {
    display: flex;
    flex: 1;
    padding: 2rem;
    gap: 2rem;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 1024px) {
    .app-container {
        flex-direction: column;
    }
}

/* Glass Panels */
.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--panel-border);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

/* Sidebar */
.config-panel {
    flex: 0 0 300px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    height: fit-content;
}

.config-panel h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--secondary-color);
}

select,
input[type="number"],
input[type="text"] {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--panel-border);
    background: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

select:focus,
input:focus {
    border-color: var(--primary-color);
}

input:disabled {
    background-color: rgba(128, 128, 128, 0.2);
    color: var(--text-color);
    opacity: 1;
    /* Fixes iOS opacity override */
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-family: var(--font-family);
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background-color: rgba(128, 128, 128, 0.1);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

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

.w-full {
    width: 100%;
}

.mt-4 {
    margin-top: 1rem;
}

/* Workspace */
.workspace {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    min-width: 0;
    /* fixes flex child overflow */
}

.section-header h2 {
    margin-bottom: 0.25rem;
}

.subtitle {
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* Editor Steps */
.steps-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.step-card {
    display: grid;
    grid-template-columns: 2rem 2fr 1.5fr 1fr;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    background: rgba(128, 128, 128, 0.05);
    border-radius: 8px;
    border: 1px solid var(--panel-border);
}

@media (max-width: 768px) {
    .step-card {
        grid-template-columns: 1fr;
    }

    .step-number {
        display: none;
    }
}

.step-number {
    width: 2rem;
    height: 2rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.step-inputs {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.step-label {
    font-size: 0.8rem;
    color: var(--secondary-color);
}

/* Results Section */
.tabs {
    display: flex;
    gap: 0.4rem;
    margin-bottom: 2rem;
    padding: 0.4rem;
    background: rgba(128, 128, 128, 0.05);
    border-radius: 12px;
    border: 1px solid var(--panel-border);
    width: fit-content;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: none;
    border: none;
    color: var(--secondary-color);
    font-weight: 600;
    font-family: inherit;
    font-size: 0.95rem;
    cursor: pointer;
    padding: 0.6rem 1.25rem;
    border-radius: 8px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab-btn i {
    font-size: 1.1rem;
    opacity: 0.8;
}

.tab-btn:hover {
    color: var(--primary-color);
    background: rgba(59, 130, 246, 0.08);
}

.tab-btn.active {
    color: white;
    background: var(--primary-color);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.tab-btn.active i {
    opacity: 1;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Table */
.table-container {
    overflow-x: auto;
    background: var(--bg-color);
    border-radius: 8px;
    border: 1px solid var(--panel-border);
    margin-bottom: 1.5rem;
}

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

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

.data-table th {
    background: rgba(128, 128, 128, 0.05);
    font-weight: 600;
    color: var(--secondary-color);
}

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

/* Analysis */
.analysis-results {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.analysis-section-block {
    margin-bottom: 2rem;
    animation: fadeIn 0.4s ease;
}

.section-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
    border-left: 4px solid var(--primary-color);
    padding-left: 0.75rem;
}

.channel-context-card {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 12px;
}

.channel-context-card .card-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    display: flex;
    align-items: flex-start;
}

.channel-context-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.channel-context-card p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--secondary-color);
}

/* Synthetic Grid */
.synthetic-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

@media (max-width: 640px) {
    .synthetic-grid {
        grid-template-columns: 1fr;
    }
}

.metric-card {
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    background: rgba(128, 128, 128, 0.05);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    position: relative;
}

.metric-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1.2;
}

.metric-sub {
    font-size: 0.8rem;
    color: var(--secondary-color);
    margin-top: 0.25rem;
}

.metric-badge-container {
    margin-top: 0.75rem;
}

.highlight-danger {
    border-color: rgba(239, 68, 68, 0.3);
    background: rgba(239, 68, 68, 0.02);
}

.highlight-success {
    border-color: rgba(16, 185, 129, 0.3);
    background: rgba(16, 185, 129, 0.02);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 9999px;
}

.badge-good {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-color);
}

.badge-avg {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-color);
}

.badge-bad {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger-color);
}

/* Bottleneck Card */
.bottleneck-action-card {
    border: 1px solid rgba(239, 68, 68, 0.25);
    background: rgba(239, 68, 68, 0.03);
    border-radius: 12px;
    padding: 1.25rem;
}

.bottleneck-header {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 0.75rem;
    color: var(--danger-color);
}

.bottleneck-header i {
    font-size: 1.5rem;
}

.bottleneck-header h4 {
    font-size: 1.05rem;
    font-weight: 700;
}

.bottleneck-header p {
    font-size: 0.85rem;
    color: var(--secondary-color);
}

.bottleneck-content p {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.action-list {
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.action-list li {
    font-size: 0.875rem;
    line-height: 1.4;
    color: var(--text-color);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.action-list li i {
    color: var(--danger-color);
    margin-top: 0.2rem;
    font-size: 0.8rem;
    flex-shrink: 0;
}

/* Detailed Step Cards */
.steps-analysis-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.kpi-detail-card {
    background: rgba(128, 128, 128, 0.03);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.kpi-detail-card.kpi-good {
    border-left: 4px solid var(--accent-color);
}

.kpi-detail-card.kpi-avg {
    border-left: 4px solid var(--warning-color);
}

.kpi-detail-card.kpi-bad {
    border-left: 4px solid var(--danger-color);
}

.kpi-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.kpi-detail-title-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.kpi-detail-title-group h5 {
    font-size: 0.95rem;
    font-weight: 600;
}

.step-badge {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: rgba(128, 128, 128, 0.15);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-color);
}

.kpi-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
}

.kpi-status-badge.kpi-good {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-color);
}

.kpi-status-badge.kpi-avg {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.kpi-status-badge.kpi-bad {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.kpi-detail-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.kpi-stats-row {
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

.kpi-stats-row strong {
    color: var(--text-color);
}

.kpi-explanation {
    font-size: 0.875rem;
    line-height: 1.45;
    color: var(--text-color);
}

.kpi-action-plan {
    font-size: 0.875rem;
    line-height: 1.45;
    margin-top: 0.25rem;
    padding: 0.75rem;
    background: rgba(128, 128, 128, 0.04);
    border-radius: 8px;
}

.kpi-action-plan strong {
    display: block;
    margin-bottom: 0.25rem;
}

/* Geographic Focus */
.geographic-focus-card {
    background: rgba(128, 128, 128, 0.05);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    padding: 1.25rem;
}

.geo-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    border-bottom: 1px solid var(--panel-border);
    padding-bottom: 0.5rem;
}

.geo-header h4 {
    font-size: 1rem;
    font-weight: 600;
}

.geo-body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.geo-item h5 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.geo-item p {
    font-size: 0.85rem;
    line-height: 1.45;
    color: var(--secondary-color);
}

.source-link {
    text-decoration: none;
    font-weight: 600;
    transition: underline 0.2s;
}

.source-link:hover {
    text-decoration: underline;
}

.analysis-source {
    font-size: 0.85rem;
    color: var(--secondary-color);
}

.analysis-source a {
    color: var(--primary-color);
}

.chart-container {
    position: relative;
    height: 400px;
    width: 100%;
    background: var(--bg-color);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid var(--panel-border);
    margin-bottom: 1.5rem;
}

.export-actions {
    display: flex;
    justify-content: flex-end;
}

.btn-word {
    background-color: transparent;
    border: 1px solid #2b579a;
    color: #2b579a;
}

.btn-word:hover {
    background-color: #2b579a;
    color: white;
    transform: translateY(-1px);
}

.btn-powerpoint {
    background-color: transparent;
    border: 1px solid #d24726;
    color: #d24726;
}

.btn-powerpoint:hover {
    background-color: #d24726;
    color: white;
    transform: translateY(-1px);
}