*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
        --bg: #0d0f14; --bg-card: rgba(17,19,24,0.9); --border: rgba(255,255,255,0.07);
        --border-hover: rgba(255,255,255,0.14); --text: #e2e8f0; --text-muted: #94a3b8;
        --text-dim: #64748b; --accent: #667eea; --accent2: #a78bfa; --shadow: rgba(0,0,0,0.4);
    }
    @media (prefers-color-scheme: light) {
        :root { --bg: #f1f5f9; --bg-card: #ffffff; --border: rgba(0,0,0,0.08);
                --border-hover: rgba(0,0,0,0.15); --text: #0f172a; --text-muted: #475569;
                --text-dim: #94a3b8; --shadow: rgba(0,0,0,0.08); }
    }
    body { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; line-height: 1.6; min-height: 100vh; }
    a { color: inherit; }
    .pub-header { padding: 24px 24px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; max-width: 1200px; margin: 0 auto; }
    .pub-brand h1 { font-size: 1.4rem; font-weight: 800; background: linear-gradient(90deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1.2; }
    .pub-brand p { font-size: 0.8rem; color: var(--text-dim); margin-top: 2px; }
    .pub-header-links { display: flex; align-items: center; gap: 14px; }
    .arc-main { max-width: 1200px; margin: 0 auto; padding: 32px 24px; display: flex; flex-direction: column; gap: 48px; }
    .arc-day-heading { font-size: 1rem; font-weight: 700; color: var(--text-muted); letter-spacing: 0.02em; text-transform: uppercase; padding-bottom: 12px; border-bottom: 1px solid var(--border); margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
    .arc-day-count { font-size: 0.7rem; font-weight: 600; padding: 2px 8px; border-radius: 100px; background: var(--border); color: var(--text-dim); text-transform: none; letter-spacing: 0; }
    .arc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
    .arc-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 10px; transition: border-color 0.2s, box-shadow 0.2s; }
    .arc-card:hover { border-color: var(--border-hover); box-shadow: 0 6px 24px var(--shadow); }
    .arc-card-meta { display: flex; align-items: center; gap: 8px; }
    .arc-source { font-size: 0.65rem; font-weight: 700; padding: 2px 8px; border-radius: 100px; border: 1px solid; text-transform: uppercase; letter-spacing: 0.04em; }
    .arc-time { font-size: 0.65rem; color: var(--text-dim); margin-left: auto; }
    .arc-title { font-size: 0.9rem; font-weight: 700; line-height: 1.45; }
    .arc-title a { text-decoration: none; color: var(--text); transition: color 0.15s; }
    .arc-title a:hover { color: var(--accent2); }
    .arc-bullets { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 5px; }
    .arc-bullets li { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; padding-left: 12px; position: relative; }
    .arc-bullets li::before { content: ''; position: absolute; left: 0; top: 7px; width: 4px; height: 4px; border-radius: 50%; background: var(--accent); }
    .arc-summary { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }
    .pub-empty { text-align: center; padding: 80px 20px; color: var(--text-dim); font-size: 0.9rem; line-height: 1.8; }
    .pub-footer { border-top: 1px solid var(--border); padding: 20px 24px; text-align: center; font-size: 0.75rem; color: var(--text-dim); max-width: 1200px; margin: 0 auto; }
    .pub-footer a { color: var(--text-dim); text-decoration: none; }
    .pub-footer a:hover { color: var(--text-muted); }
    .back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--text-dim); text-decoration: none; font-size: 0.82rem; font-weight: 600; transition: color 0.15s; }
    .back-link:hover { color: var(--text); }
    @media (max-width: 600px) { .arc-grid { grid-template-columns: 1fr; } .pub-header { padding: 16px; } .arc-main { padding: 20px 16px; } }