/* GlowNews: builds on ../home.css (colours, header, buttons). */
.news-main { width: min(860px, 100%); }
.news-head { padding: clamp(18px, 5vw, 40px) 0 6px; }
.news-head h1 { font-size: clamp(30px, 5.5vw, 44px); letter-spacing: -.03em; }
.news-meta { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.news-meta b { color: var(--text); font-weight: 650; }
.news-meta .dot { display: inline-block; width: 8px; height: 8px; margin-right: 6px; border-radius: 50%; background: var(--room); vertical-align: 1px; }
.news-meta .dot.stale { background: var(--gold); }

.brief { margin-top: 18px; padding: 16px 18px 14px; border-radius: 20px; background:
  linear-gradient(135deg, color-mix(in srgb, var(--accent) 16%, var(--panel)), var(--panel) 60%); border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border)); }
.brief-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.brief h2 { margin: 0; font-size: 18px; letter-spacing: -.01em; }
.brief-tag { font-size: 12px; color: var(--muted); }
.brief ol { margin: 10px 0 12px; padding-left: 22px; display: grid; gap: 7px; }
.brief li { line-height: 1.45; }
.brief li a { color: inherit; text-decoration: none; border-bottom: 1px dashed color-mix(in srgb, var(--muted) 60%, transparent); }
.brief li a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.brief-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.news-tools { position: sticky; top: 0; z-index: 5; margin: 18px calc(-1 * clamp(16px, 4vw, 40px)) 0; padding: 10px clamp(16px, 4vw, 40px);
  background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.chips { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
.chips::-webkit-scrollbar { display: none; }
.chip { flex: none; border: 1px solid var(--border); background: var(--card); color: var(--muted); border-radius: 999px; padding: 6px 12px; font: inherit; font-size: 13.5px; cursor: pointer; white-space: nowrap; }
.chip:hover { color: var(--text); border-color: var(--accent); }
.chip[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: #fff; }
.chip small { opacity: .75; margin-left: 4px; }
.news-row { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.news-row input { flex: 1 1 220px; min-width: 0; border: 1px solid var(--border); background: var(--panel); color: var(--text); border-radius: 12px; padding: 9px 12px; font: inherit; font-size: 15px; }
.news-row input:focus { outline: none; border-color: var(--accent); }
.toggle { border: 1px solid var(--border); background: var(--panel); color: var(--muted); border-radius: 12px; padding: 8px 12px; font: inherit; font-size: 14px; cursor: pointer; white-space: nowrap; }
.toggle:hover { color: var(--text); border-color: var(--accent); }
.toggle[aria-pressed="true"] { color: var(--text); border-color: var(--accent); background: color-mix(in srgb, var(--accent) 16%, var(--panel)); }
.toggle b { font-weight: 650; color: var(--accent); }

.stories { display: grid; gap: 12px; margin-top: 10px; }
.story { position: relative; padding: 14px 16px 12px; border-radius: 18px; background: var(--panel); border: 1px solid var(--border); transition: border-color .15s; }
.story:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
.story.lead-story { padding: 18px 20px 14px; }
.story.lead-story h3 { font-size: 21px; }
.story-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; font-size: 12.5px; color: var(--muted); }
.topic { padding: 2px 8px; border-radius: 999px; background: var(--card); border: 1px solid var(--border); color: var(--text); font-weight: 600; font-size: 11.5px; }
.topic.models { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
.topic.research { border-color: color-mix(in srgb, #5fa8d3 60%, var(--border)); }
.topic.tools { border-color: color-mix(in srgb, var(--room) 55%, var(--border)); }
.topic.business { border-color: color-mix(in srgb, var(--gold) 60%, var(--border)); }
.topic.policy { border-color: color-mix(in srgb, #ec6f9c 55%, var(--border)); }
.topic.open { border-color: color-mix(in srgb, #a78bfa 60%, var(--border)); }
.new-badge { padding: 2px 7px; border-radius: 999px; background: var(--room); color: #fff; font-weight: 700; font-size: 11px; letter-spacing: .02em; }
.story h3 { margin: 6px 0 6px; font-size: 17.5px; line-height: 1.3; letter-spacing: -.01em; }
.story h3 a { color: inherit; text-decoration: none; }
.story h3 a:hover { color: var(--accent); }
.story p { margin: 0; color: color-mix(in srgb, var(--text) 86%, var(--muted)); font-size: 15px; line-height: 1.5; }
.story .why { margin-top: 7px; font-size: 14px; color: var(--muted); }
.story .why b { color: var(--text); font-weight: 650; }
.ai-mark { font-size: 11px; color: var(--muted); margin-left: 4px; white-space: nowrap; }
.sources { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.source { display: inline-flex; align-items: center; gap: 5px; max-width: 100%; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--border); background: var(--card); color: var(--muted); font-size: 12.5px; text-decoration: none; }
.source:hover { color: var(--text); border-color: var(--accent); }
.source i { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); font-style: normal; }
.source.lab i { background: var(--accent); }
.source.news i { background: #5fa8d3; }
.source.research i { background: #a78bfa; }
.source.community i { background: var(--gold); }
.story-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.act { border: 0; background: transparent; color: var(--muted); font: inherit; font-size: 13.5px; padding: 5px 8px; border-radius: 9px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 5px; }
.act:hover { color: var(--text); background: var(--card); }
.act.ask { color: var(--accent); font-weight: 600; }
.act[aria-pressed="true"] { color: var(--gold); }

.empty-note { margin: 24px 0; text-align: center; color: var(--muted); }
.news-foot { margin-top: 26px; color: var(--muted); font-size: 13px; }
.news-foot p { margin: 6px 0; }
.news-foot .fine { font-size: 12.5px; opacity: .85; }
.skeleton { height: 112px; border-radius: 18px; background: linear-gradient(90deg, var(--panel), var(--card), var(--panel)); background-size: 200% 100%; animation: newsShimmer 1.2s linear infinite; border: 1px solid var(--border); }
@keyframes newsShimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

.toast { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 50; padding: 10px 16px; border-radius: 12px; background: var(--card); color: var(--text); border: 1px solid var(--border); box-shadow: 0 12px 34px rgba(0, 0, 0, .3); font-size: 14px; }

@media (max-width: 560px) {
  .story { padding: 13px 14px 10px; }
  .story.lead-story h3 { font-size: 19px; }
  .story h3 { font-size: 16.5px; }
  .toggle { flex: 1; }
}