:root {
            --c-navy:      #0A1628;
            --c-accent:    #E63946;
            --c-blue:      #457B9D;
            --c-bg:        #F0F4F8;
            --c-surface:   #FFFFFF;
            --c-text:      #1A2332;
            --c-text-sub:  #5A6B7D;
            --c-border:    #E2E8F0;
            --ff: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --radius: 14px;
            --radius-sm: 10px;
            --ease: cubic-bezier(0.25, 1, 0.5, 1);
        }
        *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: var(--ff);
            background: var(--c-surface);
            color: var(--c-text);
            line-height: 1.85;
            -webkit-font-smoothing: antialiased;
        }
        a { text-decoration: none; color: var(--c-blue); }
        a:hover { color: var(--c-accent); }
        img { display: block; max-width: 100%; }

        /* ── Header ── */
        .site-header {
            position: sticky; top: 0; z-index: 1000;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(20px) saturate(180%);
            border-bottom: 1px solid var(--c-border);
            transition: box-shadow 0.3s var(--ease);
        }
        .site-header.scrolled { box-shadow: 0 1px 12px rgba(10,22,40,0.06); }
        .header-inner {
            max-width: 1320px; margin: 0 auto; padding: 0 24px;
            height: 56px; display: flex; align-items: center; justify-content: space-between;
        }
        .site-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
        .site-logo-icon {
            width: 32px; height: 32px;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08); /* changed */
            object-fit: cover;
        }
        .site-logo-text { font-size: 1.05rem; font-weight: 800; color: var(--c-navy); }
        .site-logo-text span { color: var(--c-text-sub); font-weight: 500; font-size: 0.7rem; display: block; line-height: 1; margin-top: 1px; }
        .site-nav { display: flex; align-items: center; gap: 4px; }
        .site-nav a { font-size: 0.82rem; font-weight: 600; color: var(--c-text-sub); padding: 6px 12px; border-radius: 6px; transition: all 0.2s var(--ease); }
        .site-nav a:hover { color: var(--c-navy); background: rgba(10,22,40,0.04); }
        .menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
        .menu-toggle span { width: 20px; height: 2px; background: var(--c-navy); border-radius: 2px; }

        /* ── Hero Image ── */
        .article-hero {
            width: 100%;
            max-height: 480px;
            overflow: hidden;
            background: linear-gradient(135deg, #1A2332 0%, #2D3E50 100%);
        }
        .article-hero img {
            width: 100%;
            height: 480px;
            object-fit: cover;
        }
        .article-hero-placeholder {
            width: 100%;
            height: 320px;
            background: linear-gradient(135deg, var(--c-navy) 0%, #1D3557 40%, var(--c-blue) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.2);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.1em;
        }

        /* ── Article Wrapper ── */
        .article-wrapper {
            max-width: 720px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ── Breadcrumb ── */
        .breadcrumb {
            padding: 16px 0 0;
            font-size: 0.78rem;
            color: #94A3B8;
        }
        .breadcrumb a { color: var(--c-text-sub); font-weight: 500; }
        .breadcrumb a:hover { color: var(--c-accent); }
        .breadcrumb .sep { margin: 0 6px; color: #CBD5E1; }

        /* ── Article Header ── */
        .article-container {
            padding: 0 0 80px;
        }
        .article-header {
            padding: 32px 0 28px;
            border-bottom: 1px solid var(--c-border);
            margin-bottom: 40px;
        }
        .article-badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 0.7rem;
            font-weight: 700;
            color: #fff;
            background: var(--c-accent);
            border-radius: 4px;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .article-title {
            font-size: 1.75rem;
            font-weight: 900;
            line-height: 1.5;
            color: var(--c-navy);
            letter-spacing: -0.01em;
        }
        .article-summary {
            margin-top: 16px;
            font-size: 0.95rem;
            color: var(--c-text-sub);
            line-height: 1.85;
        }

        /* ── Article Body — NHK-inspired typography ── */
        .article-body {
            font-size: 1.06rem;
            line-height: 2.05;
            color: #333;
            letter-spacing: 0.01em;
        }
        .article-body p {
            margin-bottom: 1.8em;
        }
        .article-body h2 {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--c-navy);
            margin: 56px 0 20px;
            padding: 16px 0 14px;
            border-top: 3px solid var(--c-navy);
            line-height: 1.5;
        }
        .article-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--c-navy);
            margin: 40px 0 14px;
            padding-left: 14px;
            border-left: 3px solid var(--c-accent);
            line-height: 1.5;
        }
        .article-body h4 {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--c-text);
            margin: 32px 0 10px;
        }

        /* ── Section Divider (visual break between themes) ── */
        .article-body .section-divider {
            display: flex;
            align-items: center;
            gap: 16px;
            margin: 56px 0 32px;
        }
        .article-body .section-divider::before,
        .article-body .section-divider::after {
            content: '';
            flex: 1;
            height: 1px;
            background: var(--c-border);
        }
        .article-body .section-divider span {
            font-size: 0.78rem;
            color: #94A3B8;
            font-weight: 500;
            white-space: nowrap;
        }

        /* ── Section Banner (category header for groups) ── */
        .article-body .section-banner {
            display: flex;
            align-items: center;
            gap: 12px;
            margin: 52px 0 24px;
            padding: 14px 20px;
            background: linear-gradient(135deg, var(--c-navy) 0%, #1D3557 100%);
            color: #fff;
            border-radius: 10px;
            font-size: 0.92rem;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        .article-body .section-banner .banner-icon {
            width: 28px; height: 28px;
            background: rgba(255,255,255,0.15);
            border-radius: 6px;
            display: flex; align-items: center; justify-content: center;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .article-body .section-banner.green {
            background: linear-gradient(135deg, #065F46 0%, #047857 100%);
        }
        .article-body .section-banner.amber {
            background: linear-gradient(135deg, #92400E 0%, #B45309 100%);
        }
        .article-body .section-banner.red {
            background: linear-gradient(135deg, #991B1B 0%, #B91C1C 100%);
        }
        .article-body .section-banner.gray {
            background: linear-gradient(135deg, #475569 0%, #64748B 100%);
        }

        /* ── Blockquote — Card-style with speaker header ── */
        .article-body blockquote {
            margin: 28px 0;
            padding: 0;
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: 12px;
            font-size: 0.95rem;
            line-height: 1.9;
            color: var(--c-text);
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(10,22,40,0.04);
        }
        .article-body blockquote .quote-speaker {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 20px;
            background: var(--c-bg);
            border-bottom: 1px solid var(--c-border);
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--c-navy);
        }
        .article-body blockquote .quote-speaker::before {
            content: '';
            width: 4px;
            height: 16px;
            background: var(--c-blue);
            border-radius: 4px;
            flex-shrink: 0;
        }
        .article-body blockquote .quote-body {
            padding: 20px 24px;
            position: relative;
        }
        .article-body blockquote .quote-body::before {
            content: '\201C';
            position: absolute;
            top: 8px;
            left: 10px;
            font-size: 2.5rem;
            color: rgba(69,123,157,0.15);
            font-family: Georgia, serif;
            line-height: 1;
        }
        .article-body blockquote p {
            margin-bottom: 0.8em;
        }
        .article-body blockquote p:last-child {
            margin-bottom: 0;
        }
        .article-body blockquote cite {
            display: none;
        }

        /* ── Strong / Emphasis ── */
        .article-body strong {
            font-weight: 700;
            color: var(--c-navy);
        }
        .article-body em {
            font-style: normal;
            background: linear-gradient(transparent 60%, rgba(230,57,70,0.12) 60%);
            padding: 0 2px;
        }

        /* ── Ordered / Unordered List ── */
        .article-body ol,
        .article-body ul {
            margin: 16px 0 24px;
            padding-left: 1.5em;
        }
        .article-body li {
            margin-bottom: 10px;
            line-height: 1.85;
        }

        /* ── Accordion (for government responses) ── */
        .accordion-toggle {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 700;
            font-family: var(--ff);
            color: var(--c-navy);
            background: var(--c-bg);
            border: 1px solid var(--c-border);
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.2s var(--ease);
            margin-top: 12px;
            text-align: left;
        }
        .accordion-toggle:hover {
            background: #E8EDF3;
        }
        .accordion-toggle::after {
            content: '';
            width: 8px; height: 8px;
            border-right: 2px solid var(--c-text-sub);
            border-bottom: 2px solid var(--c-text-sub);
            transform: rotate(45deg);
            transition: transform 0.3s var(--ease);
            flex-shrink: 0;
            margin-left: 16px;
        }
        .accordion-toggle.open {
            border-radius: 10px 10px 0 0;
            border-bottom: none;
            background: var(--c-navy);
            color: #fff;
        }
        .accordion-toggle.open::after {
            transform: rotate(-135deg);
            border-color: rgba(255,255,255,0.6);
        }
        .accordion-panel {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s var(--ease);
            border: 1px solid var(--c-border);
            border-top: none;
            border-radius: 0 0 10px 10px;
            background: var(--c-surface);
        }
        .accordion-panel-inner {
            padding: 24px;
            font-size: 0.9rem;
            line-height: 1.9;
            color: var(--c-text);
        }
        .accordion-panel-inner p {
            margin-bottom: 1em;
        }
        .accordion-panel-inner p:last-child {
            margin-bottom: 0;
        }
        .accordion-panel-inner .response-meta {
            font-size: 0.78rem;
            color: #94A3B8;
            margin-bottom: 12px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--c-border);
        }

        /* ── Related / CTA box ── */
        .article-cta {
            margin: 48px 0 32px;
            padding: 24px;
            background: var(--c-bg);
            border-radius: var(--radius);
            border: 1px solid var(--c-border);
            font-size: 0.9rem;
            line-height: 1.8;
            color: var(--c-text-sub);
        }
        .article-cta strong {
            display: block;
            font-size: 0.95rem;
            color: var(--c-navy);
            margin-bottom: 8px;
        }
        .article-cta a {
            font-weight: 600;
        }

        /* ── Footer ── */
        .site-footer {
            background: var(--c-navy);
            color: rgba(255,255,255,0.5);
            text-align: center;
            padding: 32px 24px;
            font-size: 0.8rem;
        }
        .site-footer strong { color: rgba(255,255,255,0.85); font-weight: 700; }
        .footer-links {
            display: flex; justify-content: center; gap: 24px; margin-bottom: 16px;
        }
        .footer-links a { color: rgba(255,255,255,0.6); font-size: 0.82rem; font-weight: 500; transition: color 0.2s var(--ease); }
        .footer-links a:hover { color: rgba(255,255,255,0.95); }

        /* ── Mobile ── */
        @media (max-width: 768px) {
            .header-inner { height: 48px; }
            .site-nav { display: none; }
            .menu-toggle { display: flex; }
            .article-hero img { height: 240px; }
            .article-hero-placeholder { height: 200px; }
            .article-wrapper { padding: 0 16px; }
            .article-header { padding: 24px 0 20px; }
            .article-title { font-size: 1.35rem; }
            .article-body { font-size: 1rem; line-height: 1.95; }
            .article-body h2 { font-size: 1.18rem; margin: 40px 0 16px; }
            .article-body h3 { font-size: 1.02rem; }
            .article-body blockquote { border-radius: 10px; }
            .article-body blockquote .quote-body { padding: 16px 18px; }
            .article-body blockquote .quote-body::before { display: none; }
            .article-body .section-banner { font-size: 0.85rem; padding: 12px 16px; }
            .accordion-toggle { font-size: 0.88rem; padding: 14px 16px; }
            .accordion-panel-inner { padding: 18px 16px; font-size: 0.88rem; }
        }

        /* ── Fade-in ── */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(12px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-container { animation: fadeIn 0.5s var(--ease) both; }