/* ============================================================
   Plus Jakarta Sans + Anti-Polish Raw Aesthetic
   潘甜甜事件深度解读
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,700;1,400&display=swap');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --c-bg:       #fafaf8;
  --c-aux:      #4a4a4a;
  --c-ink:      #1a1a1a;
  --c-accent:   #c0392b;
  --c-accent2:  #e67e22;
  --c-border:   #d0cfc8;
  --c-surface:  #f0efe9;
  --c-surface2: #e4e3db;
  --nav-w:      260px;
  --radius-card: 18px;
  --font-body: 'Plus Jakarta Sans', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--font-body);
  line-height: 1.65;
  min-height: 100vh;
  /* subtle paper grain via SVG data URI */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
}

/* ── Layout Shell ── */
.site-wrap {
  display: flex;
  min-height: 100vh;
}

.page-shell {
  flex: 1;
  margin-left: var(--nav-w);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* ── Left Nav ── */
.site-nav {
  position: fixed;
  top: 0; left: 0;
  width: var(--nav-w);
  height: 100vh;
  background: var(--c-ink);
  color: var(--c-bg);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
  border-right: 3px solid var(--c-accent);
  /* slight tilt texture */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");
}

.nav-brand {
  padding: 24px 20px 16px;
  border-bottom: 1px solid rgba(250,250,248,0.12);
}

.nav-logo-link { display: inline-block; margin-bottom: 8px; }
.nav-logo { max-width: 48px; height: auto; border-radius: 6px; }

.nav-brand-name {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-bg);
  text-decoration: none;
  line-height: 1.3;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}

.nav-tagline {
  font-size: 0.7rem;
  color: rgba(250,250,248,0.5);
  line-height: 1.4;
}

/* Announcement strip at top of nav list */
.nav-list {
  list-style: none;
  padding: 8px 0 24px;
  flex: 1;
}

.nav-list::before {
  content: "⚠ 警示教育内容，理性阅读";
  display: block;
  font-size: 0.65rem;
  color: var(--c-accent2);
  padding: 8px 20px 12px;
  letter-spacing: 0.04em;
  border-bottom: 1px dashed rgba(250,250,248,0.15);
  margin-bottom: 4px;
}

.nav-item { }

.nav-link {
  display: block;
  padding: 11px 20px;
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(250,250,248,0.78);
  text-decoration: none;
  line-height: 1.4;
  transition: none;
  border-left: 3px solid transparent;
  position: relative;
}

.nav-link:hover {
  color: var(--c-bg);
  background: rgba(250,250,248,0.06);
  border-left-color: var(--c-accent2);
  /* raw jitter */
  transform: translateX(2px) rotate(-0.3deg);
}

.nav-link--active {
  color: var(--c-bg);
  border-left-color: var(--c-accent);
  background: rgba(192,57,43,0.18);
  font-weight: 700;
}

/* ── Hero (Home) ── */
.hero {
  display: flex;
  min-height: 100vh;
  flex-direction: row;
  align-items: stretch;
  overflow: hidden;
  border-bottom: 3px solid var(--c-ink);
}

.hero-media {
  width: 48%;
  flex-shrink: 0;
  overflow: hidden;
  position: relative;
  background: var(--c-surface2);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(0.3) contrast(1.08);
}

.hero-img-placeholder {
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    -45deg,
    var(--c-surface2) 0px, var(--c-surface2) 4px,
    var(--c-border) 4px, var(--c-border) 8px
  );
  opacity: 0.6;
}

.hero-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 64px 48px 64px 40px;
  position: relative;
}

.hero-badge {
  display: inline-block;
  background: var(--c-accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 20px;
  transform: rotate(-1.2deg);
}

.hero-h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
  color: var(--c-ink);
  max-width: 480px;
}

.hero-desc {
  font-size: 1rem;
  color: var(--c-aux);
  line-height: 1.7;
  max-width: 420px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.btn-primary {
  display: inline-block;
  background: var(--c-ink);
  color: var(--c-bg);
  padding: 12px 28px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 4px;
  border: 2px solid var(--c-ink);
  min-height: 44px;
  line-height: 1.4;
  transform: rotate(-0.5deg);
  transition: none;
}
.btn-primary:hover { transform: rotate(0.5deg) translateY(-2px); background: var(--c-accent); border-color: var(--c-accent); }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--c-ink);
  padding: 12px 24px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 4px;
  border: 2px solid var(--c-ink);
  min-height: 44px;
  line-height: 1.4;
}
.btn-secondary:hover { background: var(--c-ink); color: var(--c-bg); }

.hero-floats {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.float-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: var(--radius-card);
  letter-spacing: 0.04em;
}
.float-tag--a { background: var(--c-surface2); color: var(--c-ink); transform: rotate(1.5deg); border: 1.5px solid var(--c-border); }
.float-tag--b { background: var(--c-accent2); color: #fff; transform: rotate(-1deg); }
.float-tag--c { background: var(--c-surface2); color: var(--c-aux); transform: rotate(0.8deg); border: 1.5px solid var(--c-border); }

/* ── Inner Hero (category/about/privacy) ── */
.cat-hero,
.inner-hero {
  padding: 64px 48px 48px;
  background: var(--c-surface);
  border-bottom: 2px solid var(--c-border);
  position: relative;
  overflow: hidden;
}

.cat-hero::after,
.inner-hero::after {
  content: '';
  position: absolute;
  right: 48px; top: 32px;
  width: 120px; height: 120px;
  border: 3px solid var(--c-border);
  border-radius: 50%;
  opacity: 0.35;
  transform: rotate(12deg);
  pointer-events: none;
}

.cat-hero-inner,
.inner-hero-inner { max-width: 720px; }

.cat-h1,
.inner-h1 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 12px;
  color: var(--c-ink);
}

.cat-desc,
.inner-desc {
  font-size: 1rem;
  color: var(--c-aux);
  line-height: 1.7;
  max-width: 600px;
}

/* ── Eyebrow Badge ── */
.eyebrow-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-accent);
  background: rgba(192,57,43,0.08);
  border: 1.5px solid rgba(192,57,43,0.3);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

/* ── Content Area ── */
.content-outer {
  padding: 48px 48px 32px;
}

.content-inner {
  max-width: 760px;
}

/* ── Article Page ── */
.article-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 2px dashed var(--c-border);
}

.article-cat-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-aux);
  background: var(--c-surface2);
  border: 1.5px solid var(--c-border);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.article-h1 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
  color: var(--c-ink);
}

.article-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.article-date-main,
.article-date-mod {
  font-size: 0.78rem;
  color: var(--c-aux);
  font-style: italic;
}

.article-lead {
  font-size: 1.05rem;
  color: var(--c-aux);
  line-height: 1.7;
  font-style: italic;
}

.article-hero-wrap {
  margin-bottom: 32px;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 2px solid var(--c-border);
  transform: rotate(-0.3deg);
}

.article-hero-img {
  width: 100%;
  height: auto;
  display: block;
  filter: grayscale(0.15) contrast(1.05);
}

.article-body { }

/* ── Prose styles ── */
.article-body h2,
.content-inner h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 2em 0 0.75em;
  color: var(--c-ink);
  padding-left: 12px;
  border-left: 4px solid var(--c-accent);
  line-height: 1.35;
}

.article-body h3,
.content-inner h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 1.6em 0 0.6em;
  color: var(--c-ink);
}

.article-body p,
.content-inner p {
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 1.1em;
  color: var(--c-ink);
}

.article-body ul,
.article-body ol,
.content-inner ul,
.content-inner ol {
  padding-left: 1.5em;
  margin-bottom: 1.1em;
}

.article-body li,
.content-inner li {
  line-height: 1.75;
  margin-bottom: 0.4em;
}

.article-body strong,
.content-inner strong { color: var(--c-ink); }

.article-body blockquote,
.content-inner blockquote {
  border-left: 4px solid var(--c-aux);
  margin: 1.5em 0;
  padding: 12px 20px;
  background: var(--c-surface);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--c-aux);
}

.article-body time {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--c-accent);
  background: rgba(192,57,43,0.07);
  padding: 1px 6px;
  border-radius: 3px;
}

/* ── Breadcrumb ── */
.breadcrumb {
  padding: 14px 48px;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
}

.breadcrumb-list {
  display: flex;
  gap: 8px;
  list-style: none;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--c-aux);
}

.breadcrumb-list li::before { content: '›'; margin-right: 8px; color: var(--c-border); }
.breadcrumb-list li:first-child::before { display: none; }
.breadcrumb-list a { color: var(--c-aux); text-decoration: none; }
.breadcrumb-list a:hover { color: var(--c-ink); text-decoration: underline; }
.breadcrumb-list [aria-current="page"] { color: var(--c-ink); font-weight: 600; }

/* ── Home Category Cards ── */
.home-cats {
  padding: 64px 48px;
  background: var(--c-bg);
  border-top: 2px solid var(--c-ink);
}

.home-cats-header {
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.home-cats-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-ink);
}

.home-cats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.cat-card {
  background: var(--c-surface);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  overflow: hidden;
  border: none; /* 纯色块无边框 */
  transition: none;
}

.cat-card:hover {
  transform: rotate(-0.5deg) translateY(-3px);
  background: var(--c-surface2);
}

.cat-card--1 { transform: rotate(-0.6deg); }
.cat-card--2 { transform: rotate(0.4deg); }
.cat-card--3 { transform: rotate(-0.3deg); }
.cat-card--4 { transform: rotate(0.7deg); }

.cat-card-num {
  font-size: 2.4rem;
  font-weight: 700;
  color: rgba(26,26,26,0.08);
  line-height: 1;
  position: absolute;
  top: 16px; right: 20px;
  font-style: italic;
}

.cat-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
}

.cat-card-title a {
  color: var(--c-ink);
  text-decoration: none;
}
.cat-card-title a:hover { color: var(--c-accent); }

.cat-card-desc {
  font-size: 0.82rem;
  color: var(--c-aux);
  line-height: 1.6;
}

.cat-card-count {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 0.06em;
}

.cat-card-cta {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--c-ink);
  text-decoration: none;
  margin-top: auto;
  padding: 8px 0 0;
  border-top: 1.5px solid var(--c-border);
  min-height: 40px;
  line-height: 2;
}
.cat-card-cta:hover { color: var(--c-accent); }

/* ── Home Recent Articles ── */
.home-recent {
  padding: 64px 48px;
  background: var(--c-surface);
  border-top: 2px solid var(--c-border);
}

.home-recent-header {
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.home-recent-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-ink);
}

.home-recent-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.recent-item {
  background: var(--c-bg);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border: none;
}

.recent-cat {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-accent);
  text-transform: uppercase;
}

.recent-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
}

.recent-item-title a {
  color: var(--c-ink);
  text-decoration: none;
}
.recent-item-title a:hover { color: var(--c-accent); text-decoration: underline; }

.recent-item-desc {
  font-size: 0.82rem;
  color: var(--c-aux);
  line-height: 1.6;
}

.article-date {
  font-size: 0.72rem;
  color: var(--c-aux);
  font-style: italic;
  margin-top: auto;
}

/* ── Category Children Table ── */
.cat-children,
.related-articles {
  padding: 56px 48px;
  border-top: 2px solid var(--c-border);
}

.cat-children-header,
.related-header {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.cat-children-title,
.related-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--c-ink);
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 12px;
  border: 2px solid var(--c-border);
}

.children-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--c-bg);
  font-size: 0.88rem;
}

.children-table thead tr {
  background: var(--c-ink);
  color: var(--c-bg);
}

.children-table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.th-thumb { width: 80px; }
.th-date { width: 120px; white-space: nowrap; }

.child-row {
  border-bottom: 1px solid var(--c-border);
  transition: none;
}

.child-row:hover { background: var(--c-surface); }
.child-row:last-child { border-bottom: none; }

.child-td {
  padding: 14px 16px;
  vertical-align: middle;
}

.child-td--thumb { width: 80px; }

.table-thumb {
  width: 60px;
  height: 40px;
  object-fit: cover;
  border-radius: 6px;
  display: block;
  filter: grayscale(0.2);
}

.child-td--title {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.child-link {
  color: var(--c-ink);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.9rem;
  line-height: 1.4;
}
.child-link:hover { color: var(--c-accent); text-decoration: underline; }

.child-desc {
  display: block;
  font-size: 0.76rem;
  color: var(--c-aux);
  line-height: 1.5;
}

.child-td--date {
  font-size: 0.76rem;
  color: var(--c-aux);
  white-space: nowrap;
  font-style: italic;
}

/* ── About / Privacy extras ── */
.about-nav-links,
.privacy-links {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 2px dashed var(--c-border);
}

.about-nav-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-aux);
  margin-bottom: 12px;
}

.about-nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.about-nav-list a {
  display: inline-block;
  background: var(--c-surface2);
  color: var(--c-ink);
  padding: 8px 18px;
  border-radius: var(--radius-card);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  min-height: 40px;
  line-height: 1.5;
}
.about-nav-list a:hover { background: var(--c-ink); color: var(--c-bg); }

.privacy-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.privacy-links a {
  display: inline-block;
  background: var(--c-surface2);
  color: var(--c-ink);
  padding: 10px 20px;
  border-radius: var(--radius-card);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  min-height: 40px;
  line-height: 1.25;
}
.privacy-links a:hover { background: var(--c-ink); color: var(--c-bg); }

/* ── Footer ── */
.site-footer {
  background: var(--c-ink);
  color: var(--c-bg);
  padding: 0;
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 48px 48px 40px;
  border-bottom: 1px solid rgba(250,250,248,0.12);
}

.footer-brand-name {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--c-bg);
}

.footer-desc {
  font-size: 0.8rem;
  color: rgba(250,250,248,0.55);
  line-height: 1.7;
}

.footer-links-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(250,250,248,0.4);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-nav a {
  display: inline-block;
  color: rgba(250,250,248,0.7);
  font-size: 0.82rem;
  text-decoration: none;
  padding: 6px 0;
  min-height: 40px;
  line-height: 1.8;
  border-bottom: 1px solid transparent;
}
.footer-nav a:hover { color: var(--c-bg); border-bottom-color: rgba(250,250,248,0.2); }

.footer-bottom {
  padding: 20px 48px;
  text-align: center;
}

.footer-copy {
  font-size: 0.72rem;
  color: rgba(250,250,248,0.35);
  line-height: 1.6;
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .btn-primary, .btn-secondary, .cat-card,
  .nav-link, .footer-nav a { transition: none !important; transform: none !important; }
}

/* ── Mobile ── */
@media (max-width: 768px) {
  :root { --nav-w: 0px; }

  .site-wrap { flex-direction: column; }

  .page-shell { margin-left: 0; }

  .site-nav {
    position: relative;
    width: 100%;
    height: auto;
    flex-direction: column;
    border-right: none;
    border-bottom: 3px solid var(--c-accent);
  }

  .nav-list { padding-bottom: 12px; }

  .nav-link { padding: 13px 16px; font-size: 0.85rem; min-height: 44px; }

  .hero {
    flex-direction: column;
    min-height: auto;
  }

  .hero-media { width: 100%; height: 220px; }

  .hero-body { padding: 32px 20px; }

  .hero-h1 { font-size: 1.4rem; }

  .content-outer { padding: 32px 20px; }

  .cat-hero, .inner-hero { padding: 36px 20px 28px; }
  .cat-hero::after, .inner-hero::after { display: none; }

  .breadcrumb { padding: 12px 20px; }

  .home-cats { padding: 40px 20px; }
  .home-cats-grid { grid-template-columns: 1fr; gap: 16px; }
  .cat-card { transform: none !important; }

  .home-recent { padding: 40px 20px; }
  .home-recent-list { grid-template-columns: 1fr; }

  .cat-children, .related-articles { padding: 36px 20px; }

  .footer-top { grid-template-columns: 1fr; gap: 28px; padding: 36px 20px 28px; }
  .footer-bottom { padding: 16px 20px; }

  .hero-actions { flex-direction: column; align-items: flex-start; }
  .btn-primary, .btn-secondary { width: 100%; text-align: center; }

  .th-thumb { display: none; }
  .child-td--thumb { display: none; }
}

@media (max-width: 480px) {
  .hero-floats { display: none; }
  .about-nav-list { flex-direction: column; }
  .privacy-links { flex-direction: column; }
  .footer-nav { gap: 0; }
}