.investor-page {
    padding-top: 52px;
    min-height: 100vh;
    background: var(--color-bg-primary);
}

.investor-hero {
    background: linear-gradient(135deg, var(--color-brand-dark) 0%, var(--color-brand) 50%, #3b82f6 100%);
    color: #fff;
    padding: 80px 0 60px;
}

.investor-hero .breadcrumb {
    color: rgba(255,255,255,0.7);
    margin-bottom: 24px;
    font-size: 14px;
}

.investor-hero .breadcrumb a {
    color: rgba(255,255,255,0.8);
}

.investor-hero .breadcrumb a:hover {
    color: #fff;
}

.investor-hero-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.investor-hero-desc {
    font-size: 17px;
    opacity: 0.85;
    max-width: 600px;
    line-height: 1.6;
}

.investor-stock-section {
    padding: 48px 0;
}

.stock-card {
    background: #fff;
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 32px;
}

.stock-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.stock-identity {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.stock-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text-primary);
}

.stock-code {
    background: var(--color-brand-light);
    color: var(--color-brand);
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    font-family: monospace;
}

.stock-exchange {
    color: var(--color-text-tertiary);
    font-size: 13px;
}

.stock-price-area {
    text-align: right;
}

.stock-current-price {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
    font-family: "DIN Alternate", "Helvetica Neue", monospace;
}

.stock-current-price.up { color: #e74c3c; }
.stock-current-price.down { color: var(--color-brand); }
.stock-current-price.flat { color: var(--color-text-secondary); }

.stock-change-area {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: flex-end;
}

.stock-change, .stock-change-pct {
    font-size: 16px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}

.stock-change.up, .stock-change-pct.up {
    color: #e74c3c;
    background: rgba(231,76,60,0.08);
}

.stock-change.down, .stock-change-pct.down {
    color: var(--color-brand);
    background: rgba(30,80,174,0.08);
}

.stock-change.flat, .stock-change-pct.flat {
    color: var(--color-text-tertiary);
}

.stock-details {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    padding: 20px 0;
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.stock-detail-item {
    text-align: center;
}

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

.stock-detail-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    font-family: "DIN Alternate", "Helvetica Neue", monospace;
}

.stock-detail-value.stock-high { color: #e74c3c; }
.stock-detail-value.stock-low { color: var(--color-brand); }

.stock-update-time {
    margin-top: 12px;
    font-size: 12px;
    color: var(--color-text-muted);
    text-align: right;
}

.stock-delay-hint {
    color: var(--color-text-muted);
    font-style: italic;
}

.stock-chart-card {
    background: #fff;
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--shadow-base);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.chart-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.chart-period-tabs {
    display: flex;
    gap: 4px;
    background: var(--color-bg-secondary);
    padding: 4px;
    border-radius: 10px;
}

.chart-tab {
    padding: 6px 16px;
    border: none;
    background: transparent;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.chart-tab:hover {
    color: var(--color-text-primary);
}

.chart-tab.active {
    background: #fff;
    color: var(--color-brand);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

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

.chart-container canvas {
    width: 100% !important;
    height: 300px !important;
}

.chart-loading, .chart-empty {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-text-muted);
    font-size: 14px;
}

.investor-reports-section {
    padding: 48px 0;
    background: var(--color-bg-secondary);
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--color-text-primary);
}

.report-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.report-tab {
    padding: 8px 20px;
    border: 1px solid var(--color-border);
    background: #fff;
    border-radius: 999px;
    font-size: 14px;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.report-tab:hover {
    border-color: var(--color-brand);
    color: var(--color-brand);
}

.report-tab.active {
    background: var(--color-brand);
    color: #fff;
    border-color: var(--color-brand);
}

.report-list {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.report-item {
    display: flex;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border-light);
    transition: var(--transition-fast);
}

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

.report-item:hover {
    background: var(--color-bg-secondary);
}

.report-date {
    min-width: 100px;
    font-size: 14px;
    color: var(--color-text-tertiary);
    font-family: monospace;
}

.report-category-badge {
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    margin: 0 16px;
    min-width: 60px;
    text-align: center;
}

.report-category-badge.announcement { background: #e0f2fe; color: #0369a1; }
.report-category-badge.annual { background: #dcfce7; color: #15803d; }
.report-category-badge.semi { background: #dbeafe; color: #1d4ed8; }
.report-category-badge.quarterly { background: #fef3c7; color: #92400e; }
.report-category-badge.governance { background: #f1f5f9; color: #475569; }

.report-notice-type {
    font-size: 11px;
    color: var(--color-text-muted);
    margin: 0 8px;
    padding: 2px 6px;
    background: var(--color-bg-tertiary);
    border-radius: 3px;
}

.report-title {
    flex: 1;
    font-size: 15px;
    color: var(--color-text-primary);
}

.report-title a {
    color: inherit;
    text-decoration: none;
}

.report-title a:hover {
    color: var(--color-brand);
}

.report-loading {
    text-align: center;
    padding: 48px;
    color: var(--color-text-muted);
}

.report-empty {
    text-align: center;
    padding: 48px;
    color: var(--color-text-muted);
}

.investor-contact-section {
    padding: 48px 0;
}

.ir-contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.ir-contact-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.ir-contact-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.ir-contact-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    background: var(--color-brand-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-brand);
}

.ir-contact-card h4 {
    font-size: 14px;
    color: var(--color-text-tertiary);
    margin-bottom: 8px;
    font-weight: 500;
}

.ir-contact-card p {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    word-break: break-all;
}

.investor-links-section {
    padding: 48px 0;
    background: var(--color-bg-secondary);
}

.ir-link-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.ir-link-card {
    background: #fff;
    border-radius: 16px;
    padding: 28px 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    text-decoration: none;
    display: block;
}

.ir-link-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    color: inherit;
}

.ir-link-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text-primary);
}

.ir-link-card p {
    font-size: 14px;
    color: var(--color-text-tertiary);
    line-height: 1.5;
}

.investor-disclaimer {
    padding: 32px 0;
    background: var(--color-bg-tertiary);
}

.investor-disclaimer p {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.8;
    text-align: center;
}

@media (max-width: 1024px) {
    .stock-details {
        grid-template-columns: repeat(3, 1fr);
    }
    .ir-contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .investor-hero-title {
        font-size: 28px;
    }
    .stock-current-price {
        font-size: 36px;
    }
    .stock-details {
        grid-template-columns: repeat(2, 1fr);
    }
    .ir-link-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .investor-hero {
        padding: 60px 0 40px;
    }
    .stock-card {
        padding: 20px;
    }
    .stock-header {
        flex-direction: column;
    }
    .stock-price-area {
        text-align: left;
    }
    .ir-contact-grid {
        grid-template-columns: 1fr;
    }
}