/* FSFW page polish — static pages, no visit counters / hot-latest widgets */
:root {
  --fsfw-ink: #1a2332;
  --fsfw-muted: #5c6b7a;
  --fsfw-line: #e6ebf0;
  --fsfw-bg: #f4f6f8;
  --fsfw-card: #ffffff;
  --fsfw-accent: #1f7a8c;
  --fsfw-accent-soft: #e8f4f6;
  --fsfw-radius: 10px;
  --fsfw-max: 1080px;
}

.fsfw-page {
  margin: 0;
  background:
    radial-gradient(1200px 400px at 10% -10%, #dceef2 0%, transparent 55%),
    radial-gradient(900px 360px at 100% 0%, #eef2f6 0%, transparent 50%),
    var(--fsfw-bg);
  color: var(--fsfw-ink);
  font-family: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

.fsfw-wrap {
  width: min(100% - 32px, var(--fsfw-max));
  margin: 0 auto;
}

.fsfw-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--fsfw-line);
}

.fsfw-header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 64px;
}

.fsfw-logo img {
  display: block;
  height: 40px;
  width: auto;
}

.fsfw-tagline {
  margin: 0;
  color: var(--fsfw-muted);
  font-size: 13px;
  white-space: nowrap;
}

.fsfw-nav-toggle {
  display: none;
  margin-left: auto;
  border: 1px solid var(--fsfw-line);
  background: #fff;
  border-radius: 8px;
  width: 40px;
  height: 40px;
  font-size: 20px;
  cursor: pointer;
}

.fsfw-nav {
  margin-left: auto;
}

.fsfw-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}

.fsfw-nav-list > li {
  position: relative;
}

.fsfw-nav-list > li > a {
  display: block;
  padding: 8px 12px;
  color: var(--fsfw-ink);
  text-decoration: none;
  font-size: 15px;
  border-radius: 8px;
}

.fsfw-nav-list > li > a:hover,
.fsfw-nav-list > li.is-current > a {
  background: var(--fsfw-accent-soft);
  color: var(--fsfw-accent);
}

.fsfw-caret {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 4px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid #9aa8b5;
  vertical-align: middle;
}

.fsfw-sub {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 120px;
  margin: 0;
  padding: 6px;
  list-style: none;
  background: #fff;
  border: 1px solid var(--fsfw-line);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(26, 35, 50, 0.08);
}

.fsfw-nav-list > li.has-sub:hover > .fsfw-sub {
  display: block;
}

.fsfw-sub a {
  display: block;
  padding: 8px 10px;
  color: var(--fsfw-ink);
  text-decoration: none;
  border-radius: 6px;
  font-size: 14px;
}

.fsfw-sub a:hover {
  background: var(--fsfw-accent-soft);
}

.fsfw-nav-close {
  display: none;
}

.fsfw-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 24px;
  padding: 24px 0 48px;
  align-items: start;
}

.fsfw-article-page .fsfw-article,
.fsfw-list-page .fsfw-list,
.fsfw-list-page .fsfw-list-head,
.fsfw-home-page .fsfw-banner,
.fsfw-home-page .fsfw-section {
  grid-column: 1;
}

.fsfw-aside {
  grid-column: 2;
  grid-row: 2 / span 4;
  position: sticky;
  top: 88px;
}

.fsfw-main > .ad-slot:first-of-type {
  grid-column: 1 / -1;
}

.fsfw-main > .ad-slot:last-of-type {
  grid-column: 1 / -1;
}

.fsfw-aside-inline {
  grid-column: 1 / -1;
}

.fsfw-crumb {
  font-size: 13px;
  color: var(--fsfw-muted);
  margin-bottom: 12px;
}

.fsfw-crumb a {
  color: var(--fsfw-muted);
  text-decoration: none;
}

.fsfw-crumb a:hover {
  color: var(--fsfw-accent);
}

.fsfw-article {
  background: var(--fsfw-card);
  border: 1px solid var(--fsfw-line);
  border-radius: var(--fsfw-radius);
  padding: 28px 32px 36px;
}

.fsfw-title {
  margin: 0 0 12px;
  font-size: clamp(1.45rem, 2.2vw, 1.9rem);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.fsfw-meta {
  margin: 0 0 20px;
  color: var(--fsfw-muted);
  font-size: 13px;
}

.fsfw-body {
  font-size: 17px;
  line-height: 1.85;
  color: #2a3441;
}

.fsfw-body p {
  margin: 0 0 1.15em;
  text-indent: 0;
}

.fsfw-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 1.2em auto;
}

.fsfw-body h2,
.fsfw-body h3 {
  margin: 1.6em 0 0.7em;
  line-height: 1.4;
  color: var(--fsfw-ink);
}

.fsfw-list-head {
  margin-bottom: 8px;
}

.fsfw-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.fsfw-list-item {
  background: var(--fsfw-card);
  border: 1px solid var(--fsfw-line);
  border-radius: var(--fsfw-radius);
  padding: 18px 20px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.fsfw-list-item:hover {
  border-color: #b9d5db;
  transform: translateY(-1px);
}

.fsfw-list-title {
  margin: 0 0 6px;
  font-size: 1.1rem;
  line-height: 1.4;
}

.fsfw-list-title a {
  color: var(--fsfw-ink);
  text-decoration: none;
}

.fsfw-list-title a:hover {
  color: var(--fsfw-accent);
}

.fsfw-list-date {
  display: block;
  font-size: 12px;
  color: var(--fsfw-muted);
  margin-bottom: 6px;
}

.fsfw-list-excerpt {
  margin: 0;
  font-size: 14px;
  color: #4d5b6a;
  line-height: 1.6;
}

.fsfw-section {
  background: var(--fsfw-card);
  border: 1px solid var(--fsfw-line);
  border-radius: var(--fsfw-radius);
  padding: 20px 22px 24px;
}

.fsfw-section-title {
  margin: 0 0 14px;
  font-size: 1.15rem;
}

.fsfw-channels {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.fsfw-channel {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  text-decoration: none;
  color: var(--fsfw-ink);
  background: linear-gradient(180deg, #fbfcfd, #f2f6f8);
  border: 1px solid var(--fsfw-line);
  border-radius: 8px;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.fsfw-channel:hover {
  background: var(--fsfw-accent-soft);
  color: var(--fsfw-accent);
  border-color: #b7d4da;
}

.fsfw-banner {
  overflow: hidden;
  border-radius: var(--fsfw-radius);
  border: 1px solid var(--fsfw-line);
  background: #fff;
  position: relative;
}

.fsfw-banner-track {
  display: flex;
  transition: transform 0.45s ease;
}

.fsfw-banner-track a {
  flex: 0 0 100%;
}

.fsfw-banner-track img {
  width: 100%;
  height: auto;
  display: block;
  max-height: 220px;
  object-fit: cover;
}

.fsfw-banner-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 10px;
  display: flex;
  justify-content: center;
  gap: 6px;
}

.fsfw-banner-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
}

.fsfw-banner-dots span.active {
  background: #fff;
}

.fsfw-footer {
  border-top: 1px solid var(--fsfw-line);
  background: #fff;
  padding: 28px 0 36px;
  text-align: center;
  color: var(--fsfw-muted);
  font-size: 13px;
}

.fsfw-footer-links {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-bottom: 10px;
}

.fsfw-footer-links a,
.fsfw-copy a {
  color: var(--fsfw-muted);
  text-decoration: none;
}

.fsfw-footer-links a:hover,
.fsfw-copy a:hover {
  color: var(--fsfw-accent);
}

.fsfw-copy {
  margin: 0;
}

.fsfw-gototop {
  position: fixed;
  right: 18px;
  bottom: 22px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: var(--fsfw-accent);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 40;
}

.fsfw-gototop.visible {
  opacity: 1;
  pointer-events: auto;
}

.fsfw-gototop:hover {
  transform: translateY(-2px);
}

.ad-slot {
  margin: 12px 0;
  text-align: center;
  min-height: 90px;
  overflow: hidden;
}

@media (max-width: 900px) {
  .fsfw-main {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .fsfw-aside,
  .wapnone {
    display: none !important;
  }

  .fsfw-tagline {
    display: none;
  }

  .fsfw-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .fsfw-nav {
    display: none;
    position: fixed;
    inset: 64px 0 0 0;
    background: #fff;
    margin: 0;
    padding: 12px 16px 32px;
    overflow: auto;
    border-top: 1px solid var(--fsfw-line);
  }

  .fsfw-nav.nav-open {
    display: block;
  }

  .fsfw-nav-list {
    flex-direction: column;
  }

  .fsfw-nav-list > li > a {
    padding: 12px 8px;
    border-bottom: 1px solid var(--fsfw-line);
    border-radius: 0;
  }

  .fsfw-sub {
    position: static;
    display: block;
    border: 0;
    box-shadow: none;
    background: #f7fafb;
    margin: 0 0 8px;
  }

  .fsfw-nav-close {
    display: block;
    text-align: center;
    padding-top: 12px;
  }

  .fsfw-nav-close button {
    border: 0;
    background: transparent;
    font-size: 28px;
    color: var(--fsfw-muted);
    cursor: pointer;
  }

  .fsfw-article {
    padding: 20px 16px 28px;
  }

  .fsfw-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .fsfw-main > .ad-slot,
  .fsfw-article,
  .fsfw-list,
  .fsfw-list-head,
  .fsfw-banner,
  .fsfw-section {
    grid-column: 1;
  }
}