/* ========================================
   OCS Research Dashboard - Stylesheet
   ======================================== */

:root {
    /* Color System */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a2035;
    --bg-card-hover: #1e2642;
    --bg-elevated: #222b45;

    --text-primary: #e8ecf4;
    --text-secondary: #9ca3bc;
    --text-muted: #6b7394;
    --text-accent: #818cf8;

    --accent-purple: #6366f1;
    --accent-cyan: #06b6d4;
    --accent-teal: #14b8a6;
    --accent-amber: #f59e0b;
    --accent-rose: #f43f5e;
    --accent-green: #22c55e;
    --accent-blue: #3b82f6;
    --accent-orange: #f97316;

    --gradient-primary: linear-gradient(135deg, #6366f1, #06b6d4);
    --gradient-warm: linear-gradient(135deg, #f59e0b, #f43f5e);
    --gradient-cool: linear-gradient(135deg, #14b8a6, #3b82f6);
    --gradient-card: linear-gradient(145deg, rgba(99, 102, 241, 0.08), rgba(6, 182, 212, 0.05));

    --border-color: rgba(99, 102, 241, 0.15);
    --border-active: rgba(99, 102, 241, 0.4);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 15px;
}

body {
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.65;
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background:
        radial-gradient(ellipse 800px 600px at 20% 10%, rgba(99, 102, 241, 0.06), transparent),
        radial-gradient(ellipse 600px 400px at 80% 90%, rgba(6, 182, 212, 0.04), transparent);
    pointer-events: none;
    z-index: 0;
}

/* ========== HEADER ========== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    max-width: 1440px;
    margin: 0 auto;
    padding: 14px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    padding: 6px;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.logo-icon svg {
    filter: brightness(2);
}

.logo-title {
    font-size: 1.35rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 0.73rem;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.update-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.2);
    padding: 6px 14px;
    border-radius: 20px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
}

.version-badge {
    font-size: 0.73rem;
    color: var(--text-muted);
    background: var(--bg-elevated);
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 600;
}

/* ========== NAVIGATION ========== */
.nav-tabs {
    position: sticky;
    top: 73px;
    z-index: 99;
    background: rgba(10, 14, 26, 0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}

.nav-inner {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: none;
}

.nav-inner::-webkit-scrollbar { display: none; }

.nav-tab {
    padding: 12px 20px;
    font-size: 0.87rem;
    font-weight: 500;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
    font-family: inherit;
}

.nav-tab:hover {
    color: var(--text-secondary);
    background: rgba(99, 102, 241, 0.05);
}

.nav-tab.active {
    color: var(--accent-purple);
    border-bottom-color: var(--accent-purple);
    background: rgba(99, 102, 241, 0.08);
}

/* ========== MAIN CONTENT ========== */
.main-content {
    max-width: 1440px;
    margin: 0 auto;
    padding: 24px 32px 60px;
    position: relative;
    z-index: 1;
}

.tab-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== SECTION CARDS ========== */
.section-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: 24px;
    transition: var(--transition);
}

.section-card:hover {
    border-color: var(--border-active);
    box-shadow: var(--shadow-glow);
}

.section-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.title-icon {
    font-size: 1.2rem;
}

/* ========== KPI CARDS ========== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 22px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
}

.kpi-accent-1::before { background: var(--gradient-primary); }
.kpi-accent-2::before { background: var(--gradient-warm); }
.kpi-accent-3::before { background: var(--gradient-cool); }
.kpi-accent-4::before { background: linear-gradient(135deg, #a855f7, #ec4899); }

.kpi-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 8px;
}

.kpi-value {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -1px;
}

.kpi-unit {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-left: 4px;
}

.kpi-trend {
    font-size: 0.78rem;
    margin-top: 6px;
    font-weight: 600;
}

.kpi-trend.up { color: var(--accent-green); }
.kpi-trend.down { color: var(--accent-rose); }

/* ========== CONCLUSION GRID ========== */
.conclusion-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.conclusion-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 14px 18px;
    background: var(--gradient-card);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-purple);
    transition: var(--transition);
}

.conclusion-item:hover {
    background: rgba(99, 102, 241, 0.08);
}

.conclusion-num {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent-purple);
    min-width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.15);
    border-radius: 8px;
    flex-shrink: 0;
}

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

.conclusion-text strong {
    color: var(--text-primary);
}

/* ========== WHY OCS GRID ========== */
.why-ocs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.why-card {
    text-align: center;
    padding: 24px 18px;
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.why-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-cyan);
    box-shadow: 0 8px 30px rgba(6, 182, 212, 0.1);
}

.why-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.why-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.why-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.why-card strong {
    color: var(--accent-cyan);
}

/* ========== TIMELINE ========== */
.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-purple), var(--accent-cyan), var(--accent-teal));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 22px;
    padding-left: 20px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -30px;
    top: 8px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--accent-purple);
}

.timeline-item.active::before {
    width: 14px;
    height: 14px;
    left: -32px;
    top: 6px;
    background: var(--accent-purple);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.5);
}

.timeline-year {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent-purple);
    margin-bottom: 4px;
}

.timeline-item.active .timeline-year {
    font-size: 0.95rem;
}

.timeline-content h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.timeline-content p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* ========== TECH COMPARISON TABLE ========== */
.tech-comparison {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.85rem;
}

.comparison-table th {
    padding: 14px 16px;
    text-align: left;
    font-weight: 700;
    color: var(--text-primary);
    background: var(--bg-elevated);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.comparison-table th:first-child {
    border-radius: var(--radius-sm) 0 0 0;
}

.comparison-table th:last-child {
    border-radius: 0 var(--radius-sm) 0 0;
}

.tech-mems { border-top: 3px solid var(--accent-blue) !important; }
.tech-lc { border-top: 3px solid var(--accent-green) !important; }
.tech-wg { border-top: 3px solid var(--accent-orange) !important; }

.comparison-table td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(99, 102, 241, 0.08);
    color: var(--text-secondary);
    vertical-align: top;
}

.comparison-table tr:hover td {
    background: rgba(99, 102, 241, 0.04);
}

.row-label {
    font-weight: 600;
    color: var(--text-primary) !important;
    white-space: nowrap;
    min-width: 100px;
}

.highlight-cell {
    color: var(--text-primary) !important;
    font-weight: 500;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-green { background: rgba(34, 197, 94, 0.15); color: var(--accent-green); }
.badge-blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.badge-orange { background: rgba(249, 115, 22, 0.15); color: var(--accent-orange); }

/* ========== TWO COLUMN GRID ========== */
.two-col-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

/* ========== TECH OTHER LIST ========== */
.tech-other-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.tech-other-item {
    padding: 16px;
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-purple);
}

.tech-other-item h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.tech-other-item p {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* ========== VS GRID ========== */
.vs-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.vs-item {
    padding: 16px;
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
    position: relative;
}

.vs-item h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.vs-item p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* ========== CALLOUTS ========== */
.callout {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    line-height: 1.55;
}

.callout-warning {
    background: rgba(245, 158, 11, 0.08);
    border-left: 3px solid var(--accent-amber);
    color: var(--text-secondary);
}

.callout-info {
    background: rgba(59, 130, 246, 0.08);
    border-left: 3px solid var(--accent-blue);
    color: var(--text-secondary);
}

.callout strong {
    color: var(--text-primary);
}

/* ========== TECH DETAIL GRID ========== */
.tech-detail-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.detail-card {
    padding: 20px;
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.detail-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--accent-cyan);
}

.detail-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.detail-card li {
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding-left: 16px;
    position: relative;
}

.detail-card li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-purple);
}

.detail-card li strong {
    color: var(--accent-cyan);
}

/* ========== MARKET FORECAST / BAR CHART ========== */
.forecast-chart {
    text-align: center;
}

.bar-chart {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 24px;
    height: 280px;
    padding: 20px 0 0;
}

.bar-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex: 1;
    max-width: 120px;
}

.bar {
    width: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 12px;
    position: relative;
    min-height: 30px;
    transition: all 0.8s ease;
}

.bar-current {
    background: linear-gradient(135deg, #6366f1, #a855f7);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.bar-target {
    background: var(--gradient-warm);
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.3);
}

.bar-value {
    font-size: 0.78rem;
    font-weight: 700;
    color: white;
    white-space: nowrap;
}

.bar-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.chart-note {
    margin-top: 16px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ========== DATA TABLE ========== */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}

.data-table th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid rgba(99, 102, 241, 0.06);
    color: var(--text-secondary);
}

.data-table .total-row td {
    border-top: 2px solid var(--accent-purple);
    color: var(--text-primary);
    font-weight: 700;
}

/* ========== COST BREAKDOWN ========== */
.cost-breakdown {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.cost-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cost-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

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

.cost-value.profit {
    color: var(--accent-green);
}

.cost-bar-outer {
    height: 8px;
    background: var(--bg-elevated);
    border-radius: 4px;
    overflow: hidden;
}

.cost-bar-inner {
    height: 100%;
    border-radius: 4px;
    background: var(--gradient-primary);
    transition: width 1s ease;
}

.cost-bom { background: var(--accent-blue); }
.cost-optic { background: var(--accent-cyan); }
.cost-chip { background: var(--accent-amber); }
.cost-other { background: var(--text-muted); }
.cost-profit { background: var(--accent-green); }

.cost-detail {
    font-size: 0.73rem;
    color: var(--text-muted);
    padding-left: 12px;
}

/* ========== SUPPLY CHAIN MAP ========== */
.supply-chain-map {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.chain-layer {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 20px;
    align-items: start;
}

.chain-label {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent-purple);
    text-align: center;
    padding: 16px 8px;
    background: rgba(99, 102, 241, 0.08);
    border-radius: var(--radius-sm);
    line-height: 1.5;
}

.chain-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

.chain-node {
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.chain-node:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.node-upstream {
    background: rgba(99, 102, 241, 0.06);
    border-left: 3px solid var(--accent-purple);
}

.node-midstream {
    background: rgba(6, 182, 212, 0.06);
    border-left: 3px solid var(--accent-cyan);
}

.node-downstream {
    background: rgba(20, 184, 166, 0.06);
    border-left: 3px solid var(--accent-teal);
}

.chain-node h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.chain-node p {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.chain-tag {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(99, 102, 241, 0.12);
    color: var(--accent-purple);
}

.chain-arrow {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-muted);
    padding: 4px 0;
}

/* ========== RISK CARDS ========== */
.risk-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.risk-card {
    padding: 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-elevated);
}

.risk-level {
    font-size: 0.73rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 10px;
}

.risk-high .risk-level { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); }
.risk-medium .risk-level { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }
.risk-low .risk-level { background: rgba(34, 197, 94, 0.15); color: var(--accent-green); }

.risk-card h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.risk-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* ========== PLAYER CARDS ========== */
.player-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

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

.player-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-active);
}

.player-tier1 {
    border-color: rgba(99, 102, 241, 0.4);
    background: linear-gradient(145deg, rgba(99, 102, 241, 0.08), var(--bg-elevated));
}

.player-cn-tier1 {
    border-color: rgba(244, 63, 94, 0.3);
    background: linear-gradient(145deg, rgba(244, 63, 94, 0.06), var(--bg-elevated));
}

.player-header {
    padding: 16px 18px 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.player-header h3 {
    font-size: 1rem;
    font-weight: 700;
}

.player-tag {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.12);
    color: var(--accent-purple);
    white-space: nowrap;
}

.player-body {
    padding: 14px 18px 18px;
}

.player-body ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.player-body li {
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding-left: 14px;
    position: relative;
}

.player-body li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-purple);
}

.player-body li strong {
    color: var(--text-primary);
}

.player-verdict {
    margin-top: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
}

.verdict-positive {
    background: rgba(34, 197, 94, 0.08);
    color: var(--accent-green);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.verdict-neutral {
    background: rgba(245, 158, 11, 0.08);
    color: var(--accent-amber);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* ========== CATALYST TIMELINE ========== */
.catalyst-timeline {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.catalyst-item {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 16px;
    padding: 16px;
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.catalyst-item:hover {
    border-color: var(--border-active);
}

.catalyst-hot {
    border-left: 3px solid var(--accent-rose);
    background: linear-gradient(90deg, rgba(244, 63, 94, 0.06), transparent);
}

.catalyst-warm {
    border-left: 3px solid var(--accent-amber);
}

.catalyst-mega {
    border-left: 3px solid var(--accent-purple);
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.08), transparent);
    border: 2px solid rgba(99, 102, 241, 0.3);
}

.catalyst-date {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent-purple);
    padding-top: 2px;
}

.catalyst-content h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.catalyst-content p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.catalyst-content strong {
    color: var(--text-primary);
}

/* ========== INDICATORS ========== */
.indicator-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.indicator-card {
    padding: 18px;
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
}

.indicator-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-cyan);
}

.indicator-icon {
    font-size: 1.6rem;
    margin-bottom: 8px;
}

.indicator-card h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.indicator-card p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ========== RISK LIST ========== */
.risk-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.risk-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.risk-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 4px;
    flex-shrink: 0;
}

.risk-item-high .risk-badge { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); }
.risk-item-medium .risk-badge { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }
.risk-item-low .risk-badge { background: rgba(34, 197, 94, 0.15); color: var(--accent-green); }

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

/* ========== MATERIALS ========== */
.materials-filter {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 7px 16px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.filter-btn:hover {
    color: var(--text-secondary);
    border-color: var(--border-active);
}

.filter-btn.active {
    color: white;
    background: var(--accent-purple);
    border-color: var(--accent-purple);
}

.materials-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 14px;
}

.material-card {
    padding: 18px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.material-card:hover {
    border-color: var(--border-active);
    transform: translateY(-2px);
}

.material-card.hidden {
    display: none;
}

.material-type {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 8px;
}

.type-expert { background: rgba(244, 63, 94, 0.12); color: var(--accent-rose); }
.type-report { background: rgba(59, 130, 246, 0.12); color: var(--accent-blue); }
.type-analysis { background: rgba(20, 184, 166, 0.12); color: var(--accent-teal); }
.type-tech { background: rgba(168, 85, 247, 0.12); color: #a855f7; }

.material-card h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.material-card p {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.material-meta {
    display: flex;
    gap: 12px;
    font-size: 0.73rem;
    color: var(--text-muted);
}

/* ========== UPDATE LOG ========== */
.update-log {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.log-entry {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 16px;
    padding: 14px 16px;
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
}

.log-date {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent-purple);
}

.log-content strong {
    font-size: 0.9rem;
    display: block;
    margin-bottom: 4px;
}

.log-content p {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* ========== FOOTER ========== */
.footer {
    text-align: center;
    padding: 30px 32px;
    border-top: 1px solid var(--border-color);
    font-size: 0.78rem;
    color: var(--text-muted);
}

.footer-sub {
    margin-top: 4px;
    font-size: 0.73rem;
    color: var(--text-muted);
    opacity: 0.6;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1100px) {
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .why-ocs-grid { grid-template-columns: repeat(2, 1fr); }
    .two-col-grid { grid-template-columns: 1fr; }
    .tech-detail-grid { grid-template-columns: 1fr 1fr; }
    .indicator-grid { grid-template-columns: repeat(2, 1fr); }
    .risk-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    html { font-size: 14px; }
    .header-inner { padding: 12px 16px; }
    .nav-inner { padding: 0 16px; }
    .main-content { padding: 16px; }
    .section-card { padding: 20px; }
    .kpi-grid { grid-template-columns: 1fr 1fr; }
    .why-ocs-grid { grid-template-columns: 1fr; }
    .player-grid { grid-template-columns: 1fr; }
    .chain-layer { grid-template-columns: 1fr; }
    .chain-label { text-align: left; padding: 10px 14px; }
    .catalyst-item { grid-template-columns: 100px 1fr; }
    .tech-detail-grid { grid-template-columns: 1fr; }
    .materials-list { grid-template-columns: 1fr; }
    .indicator-grid { grid-template-columns: 1fr; }
    .bar-chart { gap: 12px; height: 200px; }
}

@media (max-width: 480px) {
    .kpi-grid { grid-template-columns: 1fr; }
    .kpi-value { font-size: 1.8rem; }
    .nav-tab { padding: 10px 14px; font-size: 0.8rem; }
}