/* =========================================================
   XMT4 News Theme - weikuajing style (v6.0)
   ========================================================= */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  background: #f5f7fa;
  color: #2d3748;
  line-height: 1.75;
}
a { color: #0060FF; text-decoration: none; }
a:hover { color: #0040cc; }
img { max-width: 100%; display: block; }

/* --- Variables --- */
:root {
  --blue: #0060FF;
  --blue-dark: #0040cc;
  --blue-light: #e8f0fe;
  --text: #2d3748;
  --text-dim: #718096;
  --border: #e2e8f0;
  --bg: #f5f7fa;
  --white: #ffffff;
  --radius: 6px;
}

/* --- Layout --- */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* --- Header --- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.nav-container {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 60px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
}
.brand-logo span { color: var(--blue); }
.brand-logo:hover { color: var(--text); }
.main-nav { flex: 1; }
.main-nav ul { display: flex; list-style: none; gap: 4px; }
.main-nav ul li a {
  display: block;
  padding: 6px 12px;
  font-size: 14px;
  color: var(--text-dim);
  border-radius: var(--radius);
  transition: all .2s;
}
.main-nav ul li a:hover,
.main-nav ul li a.active {
  color: var(--blue);
  background: var(--blue-light);
}
.header-btn {
  flex-shrink: 0;
  background: var(--blue);
  color: var(--white) !important;
  padding: 8px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  transition: background .2s;
}
.header-btn:hover { background: var(--blue-dark); }
/* --- Page Wrap (Two-column layout) --- */
.page-wrap {
  max-width: 1100px;
  margin: 32px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 32px;
  align-items: start;
}

/* --- Article Card (weikuajing pure-text style) --- */
.article-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  transition: box-shadow .2s, transform .2s;
}
.article-card:hover {
  box-shadow: 0 4px 16px rgba(0,96,255,.08);
  transform: translateY(-1px);
}
.card-body { padding: 22px 24px; }
.card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 13px;
}
.cat-tag {
  display: inline-block;
  background: var(--blue-light);
  color: var(--blue);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  transition: background .2s;
}
.cat-tag:hover { background: var(--blue); color: var(--white); }
.card-meta .date time { color: var(--text-dim); }
.card-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 10px;
}
.card-title a.title {
  color: var(--text);
  transition: color .2s;
}
.card-title a.title:hover { color: var(--blue); }
.card-intro {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.read-more {
  font-size: 13px;
  color: var(--blue);
  font-weight: 600;
  transition: gap .2s;
}
.read-more:hover { color: var(--blue-dark); }

/* --- Pagination --- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  padding-bottom: 8px;
}
.pagination .page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text-dim);
  font-size: 14px;
  transition: all .2s;
}
.pagination a:hover .page,
.pagination .now-page {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}
/* --- Sidebar --- */
.sidebar { display: flex; flex-direction: column; gap: 20px; }
.widget {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.widget-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--blue);
}

/* Recent list */
.recent-list { list-style: none; }
.recent-list li {
  padding: 7px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 13px;
  line-height: 1.5;
}
.recent-list li:last-child { border-bottom: none; }
.recent-list li a {
  color: var(--text);
  transition: color .2s;
  display: block;
}
.recent-list li a:hover { color: var(--blue); }

/* Cat list */
.cat-list { list-style: none; }
.cat-list li {
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.cat-list li:last-child { border-bottom: none; }
.cat-list li a { color: var(--text-dim); transition: color .2s; }
.cat-list li a:hover { color: var(--blue); }
.cat-count { color: var(--text-dim); font-size: 12px; }

/* Tag cloud */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-cloud a {
  display: inline-block;
  padding: 3px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-dim);
  transition: all .2s;
}
.tag-cloud a:hover {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

/* Promo block */
.promo-block {
  background: var(--blue) !important;
  border-color: var(--blue) !important;
  color: var(--white);
}
.promo-block h3 { color: var(--white); border-color: rgba(255,255,255,.3); font-size: 15px; }
.promo-block p { font-size: 13px; color: rgba(255,255,255,.85); margin-bottom: 16px; }
.promo-btn {
  display: block;
  text-align: center;
  background: var(--white);
  color: var(--blue) !important;
  padding: 10px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 14px;
  transition: opacity .2s;
}
.promo-btn:hover { opacity: .9; }
/* --- Single Article --- */
.content-area.single { max-width: 100%; }
.single-article { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.single-header { margin-bottom: 24px; }
.single-header h1 { font-size: 26px; line-height: 1.4; color: var(--text); margin: 12px 0; }
.single-meta { display: flex; gap: 16px; font-size: 13px; color: var(--text-dim); }
.single-thumb { width: 100%; max-height: 400px; object-fit: cover; border-radius: var(--radius); margin-bottom: 24px; }
.single-content { font-size: 15px; line-height: 1.9; color: var(--text); }
.single-content h2 { font-size: 20px; margin: 32px 0 14px; color: var(--text); border-left: 4px solid var(--blue); padding-left: 12px; }
.single-content h3 { font-size: 17px; margin: 24px 0 10px; color: var(--text); }
.single-content p { margin: 12px 0; }
.single-content img { border-radius: var(--radius); margin: 16px 0; }
.single-content table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 14px; }
.single-content th { background: var(--blue); color: white; padding: 10px 14px; text-align: left; }
.single-content td { padding: 10px 14px; border-bottom: 1px solid var(--border); }
.single-content tr:nth-child(even) td { background: var(--bg); }
.single-content ul, .single-content ol { margin: 12px 0 12px 24px; }
.single-content li { margin: 6px 0; }
.risk-disclaimer {
  margin-top: 32px;
  padding: 14px 18px;
  background: #fff8e1;
  border-left: 4px solid #f59e0b;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 13px;
  color: #78350f;
}
.related-posts { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border); }
.related-posts h3 { font-size: 16px; margin-bottom: 12px; }
.related-posts ul { list-style: none; }
.related-posts li { padding: 7px 0; border-bottom: 1px dashed var(--border); font-size: 14px; }
.related-posts li:last-child { border-bottom: none; }

/* --- Footer --- */
.site-footer {
  background: #1a202c;
  color: rgba(255,255,255,.8);
  margin-top: 48px;
  padding: 48px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
}
.footer-brand .brand-logo { color: white; font-size: 18px; margin-bottom: 12px; }
.footer-brand .brand-logo span { color: var(--blue); }
.footer-desc { font-size: 13px; color: rgba(255,255,255,.55); line-height: 1.7; }
.footer-links h4, .footer-brand h4 { color: white; font-size: 14px; margin-bottom: 14px; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(255,255,255,.55); font-size: 13px; transition: color .2s; }
.footer-links a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,.4); margin-bottom: 8px; }
.footer-bottom p:last-child { font-size: 12px; line-height: 1.6; }

/* --- Category page --- */
.category-header { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 20px; }
.category-header h1 { font-size: 22px; }

/* --- Responsive --- */
@media (max-width: 768px) {
  .page-wrap { grid-template-columns: 1fr; gap: 20px; padding: 0 16px; }
  .sidebar { order: -1; }
  .nav-container { gap: 12px; }
  .main-nav ul { gap: 0; }
  .main-nav ul li a { padding: 6px 8px; font-size: 13px; }
  .header-btn { padding: 7px 12px; font-size: 13px; }
  .card-body { padding: 16px; }
  .card-title { font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .single-header h1 { font-size: 20px; }
}
/* =========================================================
   Carousel Banner (CSS-only auto-play)
   ========================================================= */
.carousel {
  width: 100%;
  overflow: hidden;
  background: #003399;
}
.carousel-inner {
  display: flex;
  width: 300%;
  animation: carousel-slide 12s infinite;
}
.carousel-item {
  width: 33.333%;
  min-height: 160px;
  display: flex;
  align-items: center;
  padding: 36px 0;
}
.carousel-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  color: white;
}
.carousel-tag {
  display: inline-block;
  background: rgba(255,255,255,.2);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 20px;
  padding: 3px 14px;
  font-size: 12px;
  letter-spacing: 1px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.carousel-h2 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}
.carousel-content p {
  font-size: 14px;
  color: rgba(255,255,255,.8);
  max-width: 600px;
  line-height: 1.6;
}

@keyframes carousel-slide {
  0%, 28%   { transform: translateX(0); }
  33%, 61%  { transform: translateX(-33.333%); }
  66%, 94%  { transform: translateX(-66.666%); }
  100%      { transform: translateX(0); }
}

@media (max-width: 768px) {
  .carousel-h2 { font-size: 18px; }
  .carousel-item { min-height: 120px; padding: 24px 0; }
}
/* =========================================================
   Carousel Banner Overrides (Move inside content-area)
   ========================================================= */
.content-area .carousel {
  border-radius: var(--radius);
  margin-bottom: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
.content-area .carousel-content {
  max-width: none;
  padding: 0 32px;
}
@media (max-width: 768px) {
  .content-area .carousel-content {
    padding: 0 20px;
  }
}
/* =========================================================
   SaaS Footer (Matching main site)
   ========================================================= */
.saas-footer { background: #0A1526; color: #cbd5e1; padding: 60px 0 0; margin-top: 48px; }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.logo-footer { font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 16px; display: flex; align-items: center; }
.footer-brand p { margin-bottom: 24px; max-width: 320px; color: #94a3b8; font-size: 14px; line-height: 1.6; }
.footer-contact p { font-size: 0.9rem; font-weight: 600; color: #fff; margin-bottom: 0; }
.footer-links h4 { color: #fff; margin-bottom: 20px; font-size: 1.1rem; }
.footer-links ul { list-style: none; padding-left: 0; }
.footer-links ul li { margin-bottom: 12px; font-size: 14px; }
.footer-links a { color: #94a3b8; text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: #fff; }

/* Risk Warning */
.risk-warning {
    background: #111e36;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 24px 0;
    margin-bottom: 0;
}
.risk-warning .container {
    font-size: 0.75rem;
    line-height: 1.8;
    color: #64748b;
    text-align: justify;
}
.risk-warning strong { color: #94a3b8; }

.footer-bottom { 
    background: #08101d; 
    padding: 24px 0; 
    text-align: center; 
    font-size: 0.85rem; 
    color: #64748b; 
    border-top: none;
}
.footer-bottom p { margin-bottom: 0; }

@media (max-width: 768px) {
    .footer-content { grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
    .footer-brand { grid-column: 1 / -1; }
    .risk-warning .container { text-align: left; }
}
/* =========================================================
   SaaS Header & Button Overrides (Matching main site)
   ========================================================= */
:root {
    --brand-primary: #0060FF;
    --brand-primary-hover: #004ecc;
    --brand-primary-light: rgba(0, 96, 255, 0.1);
    --text-heading: #1e293b;
    --text-main: #334155;
    --text-muted: #64748b;
    --transition-fast: 0.2s ease;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-full: 9999px;
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.saas-header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8); transition: all var(--transition-fast);
}
.saas-header.scrolled { box-shadow: var(--shadow-md); border-bottom-color: transparent; }

.nav-container { display: flex; justify-content: space-between; align-items: center; height: 72px; }

/* SVG 专属 Logo 排版 */
.brand-logo {
    display: flex; align-items: center; gap: 8px; font-size: 1.5rem; font-weight: 800;
    color: var(--brand-primary); letter-spacing: -0.5px;
}
.brand-logo svg { flex-shrink: 0; }
.brand-logo span { color: var(--text-heading); font-weight: 700; }

.main-nav ul { display: flex; gap: 16px; list-style: none; align-items: center; margin:0; padding:0; }
.main-nav a { 
    color: var(--text-main); font-weight: 600; font-size: 0.95rem; 
    padding: 8px 16px; border-radius: 100px; transition: all 0.3s ease;
}
.main-nav a:hover, .main-nav a.active { 
    color: var(--brand-primary); background: rgba(0, 96, 255, 0.1);
}
.header-actions { display: flex; align-items: center; }

/* Button Styles */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm); font-weight: 600; cursor: pointer;
    transition: all var(--transition-fast); border: 2px solid transparent; outline: none;
    text-decoration: none;
}
.btn-sm { padding: 8px 16px; font-size: 0.875rem; border-radius: 100px; }
.btn-primary {
    background: var(--brand-primary); color: #fff !important;
    box-shadow: 0 4px 10px rgba(0, 96, 255, 0.2);
}
.btn-primary:hover { background: var(--brand-primary-hover); transform: translateY(-2px); color: #fff; box-shadow: 0 6px 15px rgba(0, 96, 255, 0.35); }

/* 呼吸光效 CTA 按钮 */
.btn-pulse { animation: pulse-glow 2s infinite; }
@keyframes pulse-glow {
    0% { box-shadow: 0 0 0 0 rgba(0, 96, 255, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 96, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 96, 255, 0); }
}

/* Adjust top padding to prevent content hiding under fixed header */
.news-body .page-wrap { margin-top: 96px; } /* 72px header + 24px spacing */

.mobile-menu-btn { display: none; }
@media (max-width: 768px) {
    .main-nav, .header-actions { display: none; }
    .mobile-menu-btn { display: flex; flex-direction: column; gap: 5px; cursor: pointer; }
    .mobile-menu-btn span { width: 24px; height: 2px; background: var(--text-heading); }
    .brand-logo { font-size: 1.25rem; }
    .brand-logo svg { width: 24px; height: 24px; }
}