:root {
  --paper: #f4f1ea;
  --paper-deep: #e9e4d9;
  --ink: #171714;
  --muted: #6f6b62;
  --line: #cec8bb;
  --accent: #ca3d2b;
  --accent-dark: #8f2519;
  --card: rgba(255, 255, 255, 0.48);
  --shadow: 0 18px 44px rgba(50, 43, 31, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 9% 6%, rgba(202, 61, 43, 0.06), transparent 22rem),
    linear-gradient(90deg, rgba(23, 23, 20, 0.018) 1px, transparent 1px),
    var(--paper);
  background-size: auto, 7px 7px, auto;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  min-height: 100vh;
}

button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

.masthead {
  width: min(1440px, calc(100% - 48px));
  margin: 0 auto;
  min-height: 108px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--ink);
}

.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; width: fit-content; }
.brand-seal {
  display: grid; place-items: center; width: 42px; height: 42px;
  background: var(--accent); color: #fff; border-radius: 2px;
  font-family: SimSun, serif; font-size: 25px; font-weight: 700;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.35);
}
.brand strong { display: block; font-family: SimSun, serif; font-size: 22px; letter-spacing: .08em; }
.brand small { display: block; color: var(--muted); font: 700 9px/1.5 Arial, sans-serif; letter-spacing: .24em; }
.date-lockup { text-align: center; font-family: SimSun, serif; }
.date-lockup span { display: block; color: var(--accent); font-size: 12px; letter-spacing: .28em; margin-bottom: 5px; }
.date-lockup strong { font-size: 16px; letter-spacing: .12em; }
.header-actions { display: flex; justify-content: flex-end; gap: 10px; }
.icon-button, .refresh-button {
  border: 1px solid var(--ink); color: var(--ink); background: transparent; height: 40px;
  cursor: pointer; transition: .2s ease;
}
.icon-button { width: 40px; font-size: 20px; }
.refresh-button { padding: 0 16px; display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 13px; }
.icon-button:hover, .refresh-button:hover { color: var(--paper); background: var(--ink); }
.refresh-button.loading .refresh-icon { animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.category-nav {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  width: min(1440px, calc(100% - 48px)); margin: 0 auto;
  min-height: 62px; border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  backdrop-filter: blur(14px);
}
.category-scroll { display: flex; align-items: stretch; gap: 30px; height: 61px; overflow-x: auto; scrollbar-width: none; }
.category-scroll::-webkit-scrollbar { display: none; }
.category { border: 0; border-bottom: 3px solid transparent; background: transparent; color: var(--muted); padding: 3px 0 0; white-space: nowrap; cursor: pointer; font-weight: 700; font-size: 14px; }
.category:hover, .category.active { color: var(--ink); border-bottom-color: var(--accent); }
.search-box { display: flex; align-items: center; gap: 8px; width: 230px; margin-left: 24px; border-bottom: 1px solid var(--muted); }
.search-box span { font: 24px SimSun, serif; transform: rotate(-15deg); }
.search-box input { width: 100%; border: 0; outline: 0; color: var(--ink); background: transparent; padding: 9px 2px; font-size: 13px; }
.search-box input::placeholder { color: var(--muted); }

main { width: min(1440px, calc(100% - 48px)); margin: 0 auto; }
.status-strip { min-height: 52px; display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 12px; border-bottom: 1px solid var(--line); }
.status-strip div { display: flex; align-items: center; gap: 8px; }
.status-strip strong { color: var(--ink); }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: #3d9b61; box-shadow: 0 0 0 4px rgba(61,155,97,.12); }
.status-strip p { margin: 0; }

.hero-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(300px, .82fr); gap: 0; border-bottom: 1px solid var(--ink); }
.lead-story { min-height: 420px; padding: 58px 8% 48px 0; display: flex; flex-direction: column; justify-content: flex-end; border-right: 1px solid var(--ink); position: relative; overflow: hidden; }
.lead-story::after { content: "今\A日\A要\A闻"; white-space: pre; position: absolute; top: 38px; right: 30px; color: rgba(202,61,43,.08); font: 900 72px/.8 SimSun, serif; }
.story-kicker, .overline { color: var(--accent); font: 800 10px/1.2 Arial, sans-serif; letter-spacing: .2em; text-transform: uppercase; }
.lead-story h1 { max-width: 880px; margin: 18px 0 20px; font: 800 clamp(36px, 4.6vw, 72px)/1.13 SimSun, STSong, serif; letter-spacing: -.035em; }
.lead-story p { max-width: 740px; margin: 0; color: var(--muted); font: 16px/1.9 SimSun, serif; }
.lead-story .lead-meta { margin-top: 26px; display: flex; gap: 10px; align-items: center; color: var(--muted); font-size: 12px; }
.lead-story .lead-meta b { color: var(--ink); }
.lead-story a { text-decoration: none; }
.lead-story a:hover { color: var(--accent); }

.pulse-card { padding: 56px 42px 46px; background: var(--ink); color: var(--paper); }
.pulse-head { display: flex; justify-content: space-between; align-items: center; color: #e2ddd1; font-size: 12px; }
.pulse-head span { border-bottom: 1px solid var(--accent); padding-bottom: 5px; }
.pulse-head small { color: #8f8b83; }
.pulse-card h2 { margin: 42px 0 38px; font: 700 34px/1.25 SimSun, serif; }
.pulse-list { display: grid; }
.pulse-list > div { display: grid; grid-template-columns: 35px 1fr; gap: 16px; padding: 17px 0; border-top: 1px solid #3d3d38; }
.pulse-list span { color: var(--accent); font: 700 11px Arial; }
.pulse-list p { margin: 0; color: #d2cec5; font: 14px/1.55 SimSun, serif; }

.news-section { padding: 72px 0 90px; }
.section-title-row { display: flex; align-items: flex-end; justify-content: space-between; padding-bottom: 22px; border-bottom: 3px double var(--ink); }
.section-title-row h2 { margin: 7px 0 0; font: 800 36px/1 SimSun, serif; }
.result-count { color: var(--muted); font-size: 12px; }
.news-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 60px; }
.news-list { min-width: 0; }
.news-card { display: grid; grid-template-columns: 58px 1fr; gap: 20px; padding: 30px 0; border-bottom: 1px solid var(--line); animation: reveal .35s ease both; }
@keyframes reveal { from { opacity: 0; transform: translateY(8px); } }
.card-index { color: var(--accent); font: 700 11px/1 Arial; padding-top: 7px; }
.card-meta { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 11px; }
.tag { padding: 4px 7px; color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 50%, transparent); font-weight: 700; }
.source::after { content: "·"; margin-left: 9px; }
.news-card h3 { margin: 13px 0 10px; font: 700 clamp(21px, 2vw, 29px)/1.36 SimSun, serif; }
.news-card h3 a { text-decoration: none; background: linear-gradient(var(--accent), var(--accent)) 0 100% / 0 1px no-repeat; transition: background-size .3s ease, color .2s ease; }
.news-card h3 a:hover { color: var(--accent); background-size: 100% 1px; }
.summary { max-width: 830px; margin: 0; color: var(--muted); font: 14px/1.8 SimSun, serif; }
.card-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; }
.read-link { font-size: 12px; font-weight: 700; text-decoration: none; }
.read-link span { color: var(--accent); }
.save-button { border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 12px; padding: 6px 0 6px 12px; }
.save-button:hover, .save-button.saved { color: var(--accent); }
.save-button span { font-size: 17px; vertical-align: -1px; }

.reading-rail { padding-top: 30px; }
.rail-card { position: sticky; top: 92px; padding: 28px; border: 1px solid var(--ink); box-shadow: 8px 8px 0 var(--paper-deep); }
.rail-card h3 { margin: 13px 0; font: 700 25px/1.3 SimSun, serif; }
.rail-card > p:not(.overline) { color: var(--muted); font: 13px/1.75 SimSun, serif; }
.reading-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; border-top: 1px solid var(--line); margin-top: 24px; padding-top: 22px; }
.reading-stats div { display: grid; gap: 3px; }
.reading-stats strong { font: 700 30px SimSun, serif; }
.reading-stats span { color: var(--muted); font-size: 11px; }
.rail-quote { margin-top: 50px; padding-left: 20px; border-left: 2px solid var(--accent); }
.rail-quote > span { color: var(--accent); font-size: 10px; font-weight: 700; }
.rail-quote blockquote { margin: 12px 0 0; color: var(--muted); font: 15px/1.8 SimSun, serif; }

.empty-state { padding: 80px 20px; text-align: center; border-bottom: 1px solid var(--line); }
.empty-state strong { display: block; font: 700 28px SimSun, serif; }
.empty-state p { color: var(--muted); }
.error-banner { padding: 16px 18px; margin: 20px 0 0; color: #70271e; background: rgba(202,61,43,.1); border-left: 3px solid var(--accent); font-size: 13px; }
.loading-card { height: 180px; background: linear-gradient(100deg, transparent 25%, rgba(255,255,255,.4) 42%, transparent 58%) 0 0 / 220% 100%; animation: shimmer 1.4s infinite; }
@keyframes shimmer { to { background-position: -220% 0; } }

footer { width: min(1440px, calc(100% - 48px)); margin: 0 auto; padding: 35px 0; border-top: 1px solid var(--ink); display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 12px; }
.footer-brand { transform: scale(.8); transform-origin: left center; }
footer button { border: 0; background: transparent; color: var(--ink); cursor: pointer; font-weight: 700; }

body.dark {
  --paper: #171714; --paper-deep: #272721; --ink: #eee9df; --muted: #aaa59b;
  --line: #49483f; --card: rgba(255,255,255,.03); --accent: #ed654f;
  background-color: var(--paper);
}
body.dark .pulse-card { background: #0d0d0b; }
body.dark .lead-story::after { color: rgba(237,101,79,.08); }
body.dark .loading-card { background-image: linear-gradient(100deg, transparent 25%, rgba(255,255,255,.05) 42%, transparent 58%); }

@media (max-width: 980px) {
  .masthead { grid-template-columns: 1fr auto; }
  .date-lockup { display: none; }
  .search-box { width: 180px; }
  .hero-grid { grid-template-columns: 1fr; }
  .lead-story { min-height: 390px; border-right: 0; }
  .pulse-card { display: grid; grid-template-columns: .8fr 1.2fr; gap: 25px; align-items: end; }
  .pulse-head { grid-column: 1/-1; }
  .pulse-card h2 { margin: 10px 0; }
  .news-layout { grid-template-columns: 1fr; }
  .reading-rail { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
  .rail-card { position: static; }
  .rail-quote { margin-top: 0; align-self: center; }
}

@media (max-width: 700px) {
  .masthead, .category-nav, main, footer { width: min(100% - 28px, 1440px); }
  .masthead { min-height: 82px; }
  .brand-seal { width: 36px; height: 36px; font-size: 21px; }
  .brand strong { font-size: 18px; }
  .refresh-button { width: 40px; padding: 0; justify-content: center; }
  .refresh-button > span:last-child { display: none; }
  .category-nav { display: block; padding-top: 1px; }
  .category-scroll { gap: 24px; }
  .search-box { width: 100%; margin: 8px 0 12px; }
  .status-strip { align-items: flex-start; gap: 8px; padding: 12px 0; }
  .status-strip p { display: none; }
  .lead-story { min-height: 360px; padding: 45px 0 38px; }
  .lead-story::after { right: 0; font-size: 54px; }
  .lead-story h1 { font-size: 38px; }
  .lead-story p { font-size: 14px; padding-right: 20px; }
  .pulse-card { display: block; margin: 0 -14px; padding: 35px 28px; }
  .pulse-card h2 { font-size: 28px; margin: 30px 0 24px; }
  .news-section { padding: 55px 0; }
  .news-card { grid-template-columns: 34px 1fr; gap: 10px; }
  .card-meta { flex-wrap: wrap; gap: 7px; }
  .news-card h3 { font-size: 22px; }
  .summary { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .reading-rail { grid-template-columns: 1fr; }
  .rail-quote { display: none; }
  footer { align-items: flex-end; }
  footer > p { display: none; }
}