/* roulang page: index */
:root {
  --ht-primary: #0b5ed7;
  --ht-primary-dark: #0845a0;
  --ht-primary-light: #e6f0ff;
  --ht-accent: #ff6a00;
  --ht-accent-light: #fff1e6;
  --ht-bg: #f5f8fd;
  --ht-white: #ffffff;
  --ht-text: #1c2b3a;
  --ht-text-body: #46566c;
  --ht-text-muted: #7e8fa1;
  --ht-border: #e3eaf2;
  --ht-radius: 18px;
  --ht-radius-sm: 10px;
  --ht-shadow-sm: 0 2px 10px rgba(11, 94, 215, 0.06);
  --ht-shadow-md: 0 10px 30px rgba(11, 94, 215, 0.10);
  --ht-shadow-lg: 0 22px 55px rgba(11, 94, 215, 0.16);
  --ht-space: 96px;
  --ht-font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--ht-font);
  color: var(--ht-text);
  background: var(--ht-white);
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; transition: color .25s ease; }
img { max-width: 100%; height: auto; display: block; }
button, input { font-family: inherit; }
.container { max-width: 1200px; }

/* topbar */
.topbar {
  background: #0d1b2a;
  color: rgba(255,255,255,.8);
  font-size: 13px;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.topbar a {
  color: rgba(255,255,255,.8);
}
.topbar a:hover { color: #fff; }
.topbar-left span { margin-right: 18px; }
.topbar-left i { margin-right: 4px; color: var(--ht-accent); }
.topbar-right span { margin-left: 18px; }

/* main header */
.main-header {
  background: var(--ht-white);
  border-bottom: 1px solid var(--ht-border);
  box-shadow: 0 2px 12px rgba(28, 43, 58, .04);
  position: sticky;
  top: 0;
  z-index: 1030;
}
.main-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 24px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--ht-primary);
  letter-spacing: 1px;
  flex-shrink: 0;
}
.brand-logo i {
  font-size: 28px;
  color: var(--ht-accent);
}
.brand-logo:hover { color: var(--ht-primary-dark); }
.main-nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-nav-links a {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 40px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ht-text-body);
  transition: all .25s ease;
}
.main-nav-links a:hover {
  color: var(--ht-primary);
  background: var(--ht-primary-light);
}
.main-nav-links a.active {
  color: var(--ht-white);
  background: var(--ht-primary);
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(11, 94, 215, .32);
}
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--ht-accent);
  color: #fff;
  border: none;
  padding: 9px 22px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 600;
  transition: all .25s ease;
  box-shadow: 0 4px 14px rgba(255, 106, 0, .28);
  flex-shrink: 0;
}
.header-cta:hover {
  background: #e05e00;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(255, 106, 0, .34);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ht-border);
  border-radius: 8px;
  width: 42px;
  height: 42px;
  font-size: 18px;
  color: var(--ht-text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* hero */
.hero {
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 130px 0 110px;
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(13, 27, 42, .88) 20%, rgba(11, 94, 215, .62) 60%, rgba(13, 27, 42, .55) 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 40px;
  padding: 6px 18px;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 1px;
  backdrop-filter: blur(4px);
  margin-bottom: 24px;
  color: #f0f7ff;
}
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 18px;
  letter-spacing: 2px;
}
.hero h1 span {
  color: var(--ht-accent);
}
.hero-desc {
  font-size: 17px;
  max-width: 620px;
  color: rgba(255,255,255,.9);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 46px;
}
.btn-ht {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 32px;
  border-radius: 50px;
  border: none;
  transition: all .3s ease;
}
.btn-ht-primary {
  background: var(--ht-accent);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 106, 0, .36);
}
.btn-ht-primary:hover {
  background: #e25a00;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(255, 106, 0, .42);
}
.btn-ht-outline-light {
  background: rgba(255,255,255,.12);
  color: #fff;
  border: 1px solid rgba(255,255,255,.45);
  backdrop-filter: blur(4px);
}
.btn-ht-outline-light:hover {
  background: rgba(255,255,255,.24);
  color: #fff;
  transform: translateY(-3px);
  border-color: rgba(255,255,255,.7);
}
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,.2);
}
.hero-stats .stat-num {
  font-size: 30px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.hero-stats .stat-label {
  font-size: 13px;
  color: rgba(255,255,255,.72);
  margin-top: 2px;
}

/* section base */
.section-block { padding: var(--ht-space) 0; }
.section-bg { background: var(--ht-bg); }
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 52px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--ht-primary-light);
  color: var(--ht-primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 40px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--ht-text);
  margin-bottom: 10px;
  letter-spacing: 1px;
}
.section-head p {
  font-size: 15px;
  color: var(--ht-text-muted);
  line-height: 1.8;
}

/* feature cards */
.feature-card {
  background: var(--ht-white);
  border: 1px solid var(--ht-border);
  border-radius: var(--ht-radius);
  padding: 38px 30px;
  text-align: center;
  transition: all .35s ease;
  height: 100%;
  box-shadow: var(--ht-shadow-sm);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ht-primary), var(--ht-accent));
  opacity: 0;
  transition: opacity .35s ease;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--ht-shadow-lg);
  border-color: #cdddf3;
}
.feature-card:hover::after { opacity: 1; }
.feature-icon {
  width: 76px;
  height: 76px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 20px;
}
.feature-icon.bg-blue { background: var(--ht-primary-light); color: var(--ht-primary); }
.feature-icon.bg-orange { background: var(--ht-accent-light); color: var(--ht-accent); }
.feature-icon.bg-green { background: #e7f9ef; color: #1da256; }
.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ht-text);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--ht-text-body);
  line-height: 1.8;
  margin: 0;
}

/* category entrance */
.cat-card {
  position: relative;
  border-radius: var(--ht-radius);
  overflow: hidden;
  height: 420px;
  display: block;
  box-shadow: var(--ht-shadow-md);
  transition: all .4s cubic-bezier(.4,0,.2,1);
}
.cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--ht-shadow-lg);
}
.cat-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.cat-card:hover img {
  transform: scale(1.05);
}
.cat-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,20,35,.1) 20%, rgba(10,20,35,.75) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 32px;
  color: #fff;
}
.cat-overlay h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 1px;
}
.cat-overlay p {
  font-size: 14px;
  color: rgba(255,255,255,.85);
  margin-bottom: 14px;
  line-height: 1.7;
}
.cat-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.4);
  border-radius: 40px;
  padding: 7px 16px;
  width: fit-content;
  backdrop-filter: blur(4px);
  transition: all .3s ease;
}
.cat-card:hover .cat-link-btn {
  background: var(--ht-accent);
  border-color: var(--ht-accent);
}

/* news list */
.news-list-wrap {
  background: var(--ht-white);
  border: 1px solid var(--ht-border);
  border-radius: var(--ht-radius);
  padding: 30px;
  box-shadow: var(--ht-shadow-sm);
}
.news-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid #eef2f7;
  transition: background .2s ease;
}
.news-item:last-child { border-bottom: none; }
.news-item:hover { background: #f8fbff; }
.news-date-box {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: var(--ht-primary-light);
  color: var(--ht-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}
.news-date-box .day { font-size: 22px; line-height: 1.1; }
.news-item h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ht-text);
  line-height: 1.5;
  margin-bottom: 4px;
  transition: color .2s ease;
}
.news-item:hover h3 { color: var(--ht-primary); }
.news-item p {
  font-size: 14px;
  color: var(--ht-text-body);
  margin: 0 0 6px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta-tag {
  font-size: 12px;
  color: var(--ht-text-muted);
  display: flex;
  gap: 12px;
}
.news-meta-tag .tag {
  background: var(--ht-primary-light);
  color: var(--ht-primary);
  border-radius: 30px;
  padding: 2px 12px;
  font-weight: 500;
}
.empty-tip {
  text-align: center;
  padding: 60px 20px;
  color: var(--ht-text-muted);
  font-size: 15px;
  background: var(--ht-bg);
  border-radius: var(--ht-radius);
}

/* steps */
.step-item {
  text-align: center;
  position: relative;
}
.step-num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ht-primary), #2b7bff);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 8px 20px rgba(11, 94, 215, .3);
}
.step-item h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ht-text);
}
.step-item p {
  font-size: 13px;
  color: var(--ht-text-muted);
  line-height: 1.7;
}
.step-arrow {
  position: absolute;
  top: 32px;
  right: -20px;
  color: #d0dcec;
  font-size: 20px;
  z-index: 2;
}

/* content cards */
.content-card {
  background: var(--ht-white);
  border: 1px solid var(--ht-border);
  border-radius: var(--ht-radius);
  overflow: hidden;
  transition: all .35s ease;
  box-shadow: var(--ht-shadow-sm);
  height: 100%;
}
.content-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--ht-shadow-md);
  border-color: #d2def0;
}
.content-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.content-card-body {
  padding: 24px;
}
.content-card-body h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--ht-text);
  margin-bottom: 8px;
}
.content-card-body p {
  font-size: 14px;
  color: var(--ht-text-body);
  line-height: 1.7;
  margin-bottom: 14px;
}
.content-card-btn {
  font-size: 13px;
  font-weight: 600;
  color: var(--ht-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.content-card-btn i { transition: transform .25s ease; font-size: 12px; }
.content-card:hover .content-card-btn i { transform: translateX(4px); }

/* faq */
.faq-item {
  background: var(--ht-white);
  border: 1px solid var(--ht-border);
  border-radius: var(--ht-radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .3s ease;
}
.faq-item:hover { box-shadow: var(--ht-shadow-sm); }
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ht-text);
  cursor: pointer;
  text-align: left;
}
.faq-question i {
  color: var(--ht-primary);
  font-size: 16px;
  transition: transform .3s ease;
  flex-shrink: 0;
}
.faq-question[aria-expanded="true"] i { transform: rotate(45deg); }
.faq-answer {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--ht-text-body);
  line-height: 1.8;
}

/* cta */
.cta-section {
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat fixed;
  position: relative;
  padding: 90px 0;
  color: #fff;
  text-align: center;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(13, 27, 42, .74);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 14px;
}
.cta-section p {
  font-size: 16px;
  color: rgba(255,255,255,.82);
  margin-bottom: 30px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cta-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-ht-white {
  background: #fff;
  color: var(--ht-text);
  box-shadow: 0 8px 24px rgba(255,255,255,.2);
}
.btn-ht-white:hover {
  background: #f0f4f8;
  color: var(--ht-text);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(255,255,255,.3);
}
.btn-ht-outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.6);
}
.btn-ht-outline:hover {
  background: rgba(255,255,255,.14);
  color: #fff;
  border-color: #fff;
  transform: translateY(-3px);
}

/* footer */
.site-footer {
  background: #0d1b2a;
  color: rgba(255,255,255,.7);
  padding: 60px 0 0;
}
.site-footer h4 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
}
.site-footer .footer-about p {
  font-size: 14px;
  line-height: 1.8;
  margin-top: 14px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,.65);
  transition: all .2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-contact li {
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  color: rgba(255,255,255,.65);
}
.footer-contact i { color: var(--ht-accent); width: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 46px;
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  text-align: center;
}

/* responsive */
@media (max-width: 1024px) {
  :root { --ht-space: 76px; }
  .hero h1 { font-size: 42px; }
  .step-arrow { display: none; }
}
@media (max-width: 768px) {
  :root { --ht-space: 58px; }
  .topbar-left span:last-child, .topbar-right span:first-child { display: none; }
  .main-header .container { height: 62px; }
  .brand-logo { font-size: 18px; }
  .brand-logo i { font-size: 22px; }
  .nav-toggle { display: inline-flex; }
  .nav-collapse {
    position: absolute;
    top: 62px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--ht-border);
    box-shadow: var(--ht-shadow-lg);
    padding: 14px 20px;
    display: none;
    z-index: 1040;
  }
  .nav-collapse.open { display: block; }
  .main-nav-links { flex-direction: column; gap: 4px; align-items: stretch; }
  .main-nav-links a { padding: 12px 16px; border-radius: 10px; display: block; width: 100%; }
  .main-nav-links a.active { background: var(--ht-primary-light); color: var(--ht-primary); box-shadow: none; }
  .header-cta { display: none; }
  .hero { padding: 80px 0 70px; }
  .hero h1 { font-size: 32px; }
  .hero-desc { font-size: 15px; }
  .hero-stats { gap: 24px; }
  .section-head h2 { font-size: 26px; }
  .cat-card { height: 340px; }
}
@media (max-width: 520px) {
  :root { --ht-space: 44px; }
  .topbar { font-size: 12px; }
  .hero { padding: 60px 0 52px; text-align: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-stats .stat-num { font-size: 24px; }
  .section-head { margin-bottom: 36px; }
  .news-list-wrap { padding: 18px; }
  .news-item { flex-direction: column; gap: 10px; }
  .news-date-box { width: 54px; height: 54px; }
  .news-date-box .day { font-size: 18px; }
  .cta-section { background-attachment: scroll; }
  .cta-section h2 { font-size: 28px; }
}

/* roulang page: category1 */
:root{
	--ht-primary:#e63946;
	--ht-primary-dark:#c62836;
	--ht-secondary:#1d3557;
	--ht-secondary-light:#2a4a75;
	--ht-bg:#f6f7f9;
	--ht-bg-white:#ffffff;
	--ht-bg-dark:#16233d;
	--ht-text:#1e2330;
	--ht-text-light:#5b6472;
	--ht-text-lighter:#8a94a6;
	--ht-border:#e8ebf0;
	--ht-radius:18px;
	--ht-radius-sm:12px;
	--ht-shadow-sm:0 4px 16px rgba(22,35,61,.06);
	--ht-shadow:0 12px 40px rgba(22,35,61,.10);
	--ht-shadow-lg:0 24px 60px rgba(22,35,61,.14);
	--ht-space:4rem;
	--ht-font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--ht-font);background:var(--ht-bg);color:var(--ht-text);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--ht-primary)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
button{font-family:inherit}
.container{max-width:1240px;padding-left:1.2rem;padding-right:1.2rem}
.section{padding:var(--ht-space) 0}
.section-white{background:var(--ht-bg-white)}

.top-bar{background:var(--ht-secondary);color:#cdd6e4;font-size:.85rem;padding:.4rem 0;letter-spacing:.2px}
.top-bar .container{display:flex;justify-content:space-between;align-items:center;gap:1rem}
.top-bar a{color:#fff;font-weight:500}
.top-bar a:hover{color:#ffd166}
.top-bar-info{display:flex;align-items:center;gap:.5rem}
.top-bar-info i{color:#ffd166}

.main-header{position:sticky;top:0;z-index:1050;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(22,35,61,.06);border-bottom:1px solid rgba(22,35,61,.06)}
.main-header .container{display:flex;align-items:center;gap:2rem;min-height:76px}
.brand-logo{display:inline-flex;align-items:center;gap:.65rem;font-weight:800;font-size:1.32rem;color:var(--ht-secondary);white-space:nowrap}
.brand-logo i{width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;background:var(--ht-primary);color:#fff;border-radius:12px;font-size:1.1rem;box-shadow:0 6px 16px rgba(230,57,70,.32)}
.brand-logo:hover{color:var(--ht-secondary)}
.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--ht-secondary);cursor:pointer;padding:.35rem .5rem;border-radius:10px}
.nav-toggle:focus{outline:2px solid var(--ht-primary);outline-offset:2px}
.main-nav-links{display:flex;align-items:center;gap:.35rem;margin:0;padding:0}
.main-nav-links li a{display:block;padding:.55rem 1.1rem;border-radius:12px;font-weight:500;color:var(--ht-text-light);font-size:.96rem;transition:all .25s ease}
.main-nav-links li a:hover{background:rgba(230,57,70,.07);color:var(--ht-primary)}
.main-nav-links li a.active{background:linear-gradient(135deg,var(--ht-primary),#ff6b6b);color:#fff;box-shadow:0 6px 18px rgba(230,57,70,.30)}
.header-cta{display:inline-flex;align-items:center;gap:.45rem;background:var(--ht-secondary);color:#fff;padding:.55rem 1.25rem;border-radius:12px;font-size:.9rem;font-weight:600;box-shadow:0 6px 18px rgba(29,53,87,.25);transition:all .25s ease;margin-left:auto}
.header-cta:hover{background:var(--ht-secondary-light);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(29,53,87,.35)}

.page-banner{position:relative;padding:5.5rem 0;background:linear-gradient(120deg,var(--ht-secondary) 0%,var(--ht-secondary-light) 55%,rgba(42,74,117,.88) 100%),url('/assets/images/backpic/back-2.png') center/cover no-repeat;background-blend-mode:overlay;color:#fff;text-align:center}
.page-banner::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 18% 20%,rgba(230,57,70,.35),transparent 42%),radial-gradient(circle at 85% 70%,rgba(230,57,70,.2),transparent 38%)}
.page-banner .container{position:relative;z-index:2}
.banner-badge{display:inline-flex;align-items:center;gap:.4rem;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);padding:.42rem 1.1rem;border-radius:999px;font-size:.86rem;font-weight:500;margin-bottom:1.4rem}
.page-banner h1{font-size:2.9rem;font-weight:800;letter-spacing:.5px;margin-bottom:1rem}
.page-banner .banner-lead{max-width:680px;margin:0 auto;font-size:1.08rem;color:rgba(255,255,255,.88)}
.breadcrumb-custom{display:flex;justify-content:center;gap:.5rem;margin-top:1.4rem;font-size:.9rem;color:rgba(255,255,255,.75)}
.breadcrumb-custom a{color:rgba(255,255,255,.85)}
.breadcrumb-custom a:hover{color:#fff}
.breadcrumb-custom span{color:#ffd166;font-weight:600}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1.5rem;margin-bottom:2.5rem}
.section-tag{display:inline-flex;align-items:center;gap:.45rem;font-size:.85rem;font-weight:700;color:var(--ht-primary);background:rgba(230,57,70,.08);padding:.38rem 1rem;border-radius:999px;letter-spacing:.5px;margin-bottom:.9rem}
.section-title{font-size:2.05rem;font-weight:800;color:var(--ht-secondary);line-height:1.3;margin-bottom:.8rem}
.section-desc{font-size:1rem;color:var(--ht-text-light);max-width:720px}
.btn-link-custom{color:var(--ht-primary);font-weight:600;font-size:.95rem;display:inline-flex;align-items:center;gap:.38rem;white-space:nowrap}
.btn-link-custom i{transition:transform .25s ease}
.btn-link-custom:hover i{transform:translateX(4px)}

.subcate-tabs{display:grid;grid-template-columns:repeat(6,1fr);gap:1rem}
.subcate-card{background:#fff;border:1px solid var(--ht-border);border-radius:14px;padding:1.3rem .8rem;text-align:center;transition:all .25s}
.subcate-card:hover{transform:translateY(-4px);box-shadow:var(--ht-shadow-sm);border-color:rgba(230,57,70,.35)}
.subcate-card i{font-size:1.75rem;color:var(--ht-primary);margin-bottom:.6rem;display:block}
.subcate-card .sc-name{font-size:.93rem;font-weight:600;color:var(--ht-secondary);margin-bottom:.1rem}
.subcate-card .sc-count{font-size:.78rem;color:var(--ht-text-lighter)}

.knowledge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.knowledge-card{background:#fff;border:1px solid var(--ht-border);border-radius:var(--ht-radius);overflow:hidden;transition:all .3s ease}
.knowledge-card:hover{transform:translateY(-6px);box-shadow:var(--ht-shadow);border-color:transparent}
.knowledge-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.knowledge-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.knowledge-card:hover .knowledge-media img{transform:scale(1.05)}
.cate-badge{position:absolute;top:14px;left:14px;background:rgba(230,57,70,.92);color:#fff;font-size:.78rem;font-weight:600;padding:.28rem .8rem;border-radius:999px;backdrop-filter:blur(6px)}
.knowledge-body{padding:1.5rem}
.knowledge-meta{display:flex;align-items:center;gap:1rem;font-size:.8rem;color:var(--ht-text-lighter);margin-bottom:.7rem}
.knowledge-meta i{margin-right:3px}
.knowledge-body h3{font-size:1.13rem;font-weight:700;margin-bottom:.55rem;line-height:1.45}
.knowledge-body h3 a{color:var(--ht-secondary)}
.knowledge-body h3 a:hover{color:var(--ht-primary)}
.knowledge-body p{font-size:.9rem;color:var(--ht-text-light);margin-bottom:1rem;line-height:1.7}
.knowledge-footer{display:flex;align-items:center;justify-content:space-between;padding-top:.8rem;border-top:1px solid var(--ht-border)}
.btn-outline{font-size:.84rem;font-weight:600;color:var(--ht-primary);border:1.5px solid rgba(230,57,70,.3);padding:.28rem .9rem;border-radius:999px;transition:all .25s;background:transparent}
.btn-outline:hover{background:var(--ht-primary);color:#fff;border-color:var(--ht-primary)}

.feature-section{background:var(--ht-bg-white)}
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:2.8rem;align-items:center}
.feature-media{position:relative;border-radius:var(--ht-radius);overflow:hidden;box-shadow:var(--ht-shadow)}
.feature-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.feature-media::after{content:'';position:absolute;inset:auto 0 0 0;height:40%;background:linear-gradient(to top,rgba(22,35,61,.45),transparent)}
.feature-media .media-caption{position:absolute;left:1.2rem;bottom:1rem;z-index:2;color:#fff;font-weight:600;font-size:.92rem;background:rgba(230,57,70,.8);padding:.3rem 1rem;border-radius:999px}
.feature-points{display:grid;grid-template-columns:repeat(2,1fr);gap:1.1rem;margin-top:1.8rem}
.feature-point{background:var(--ht-bg);border:1px solid var(--ht-border);border-radius:var(--ht-radius-sm);padding:1.15rem 1.25rem;transition:all .25s}
.feature-point:hover{box-shadow:var(--ht-shadow-sm);border-color:rgba(230,57,70,.25);transform:translateY(-2px)}
.feature-point i{color:var(--ht-primary);font-size:1.25rem;margin-bottom:.45rem}
.feature-point .fp-title{font-weight:600;font-size:.95rem;color:var(--ht-secondary);margin-bottom:.2rem}
.feature-point .fp-desc{font-size:.84rem;color:var(--ht-text-light)}

.hot-list-section{background:#fff;border-top:1px solid var(--ht-border);border-bottom:1px solid var(--ht-border)}
.hot-list-item{display:flex;align-items:center;gap:1.2rem;padding:1.25rem 0;border-bottom:1px solid var(--ht-border);transition:padding .25s ease}
.hot-list-item:last-child{border-bottom:none}
.hot-list-item:hover{padding-left:.6rem}
.hot-index{flex-shrink:0;width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:11px;background:rgba(230,57,70,.08);color:var(--ht-primary);font-weight:800;font-size:1rem}
.hot-list-item:nth-child(2) .hot-index,.hot-list-item:nth-child(3) .hot-index{background:var(--ht-primary);color:#fff}
.hot-content{flex:1;min-width:0}
.hot-content h3{font-size:1rem;font-weight:600;margin-bottom:.2rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hot-content p{font-size:.84rem;color:var(--ht-text-light);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:0}
.hot-meta{flex-shrink:0;display:flex;flex-direction:column;align-items:flex-end;gap:.2rem;font-size:.8rem;color:var(--ht-text-lighter)}

.stats-section{background:var(--ht-secondary);color:#fff;position:relative;overflow:hidden;padding:4rem 0}
.stats-section::before{content:'';position:absolute;top:-80px;right:-40px;width:300px;height:300px;border-radius:50%;background:rgba(230,57,70,.25);filter:blur(20px)}
.stats-section::after{content:'';position:absolute;bottom:-100px;left:-50px;width:260px;height:260px;border-radius:50%;background:rgba(255,209,102,.12);filter:blur(30px)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center;position:relative;z-index:2}
.stat-item .stat-num{font-size:2.65rem;font-weight:800;color:#fff;line-height:1.1;display:flex;align-items:center;justify-content:center;gap:.25rem}
.stat-item .stat-num i{font-size:1.7rem;color:#ffd166}
.stat-item .stat-label{font-size:.92rem;color:rgba(255,255,255,.7);margin-top:.4rem}

.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.faq-card{background:#fff;border:1px solid var(--ht-border);border-radius:var(--ht-radius-sm);overflow:hidden;transition:box-shadow .25s}
.faq-card:hover{box-shadow:var(--ht-shadow-sm)}
.faq-item .faq-title{padding:1.2rem 1.5rem;font-size:1rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:1rem;color:var(--ht-secondary);margin:0;transition:color .25s}
.faq-item .faq-title:hover{color:var(--ht-primary)}
.faq-item .faq-title i{color:var(--ht-primary);transition:transform .3s ease;font-size:.95rem}
.faq-item .faq-body{padding:0 1.5rem;max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--ht-text-light);font-size:.92rem;line-height:1.75}
.faq-item.active .faq-title i{transform:rotate(45deg)}
.faq-item.active .faq-body{max-height:300px;padding-bottom:1.3rem}

.cta-section{padding-bottom:0}
.cta-panel{background:linear-gradient(118deg,#1d3557 0%,#2a4a75 52%,#1d3557 100%),url('/assets/images/backpic/back-3.png') center/cover no-repeat;background-blend-mode:overlay;border-radius:24px;color:#fff;padding:4rem 3.5rem;position:relative;overflow:hidden;box-shadow:var(--ht-shadow-lg)}
.cta-panel::after{content:'';position:absolute;bottom:-70px;left:-40px;width:220px;height:220px;background:radial-gradient(circle,rgba(230,57,70,.5),transparent 70%);border-radius:50%}
.cta-panel .cta-content{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta-panel h2{font-size:1.8rem;font-weight:700;margin-bottom:.5rem}
.cta-panel p{color:rgba(255,255,255,.75);max-width:540px;margin-bottom:0}
.cta-btn{display:inline-flex;align-items:center;gap:.5rem;background:var(--ht-primary);color:#fff;font-weight:600;font-size:1rem;padding:.8rem 1.7rem;border-radius:12px;box-shadow:0 10px 24px rgba(230,57,70,.4);transition:all .25s;border:none}
.cta-btn:hover{background:#ff4757;color:#fff;transform:translateY(-2px) scale(1.02);box-shadow:0 16px 36px rgba(230,57,70,.45)}

.site-footer{background:var(--ht-bg-dark);color:rgba(255,255,255,.7);padding:4.5rem 0 0;margin-top:4rem}
.site-footer .footer-about p{font-size:.9rem;margin-top:1rem;line-height:1.8}
.site-footer h4{color:#fff;font-size:1.02rem;font-weight:700;margin-bottom:1.1rem;position:relative;padding-bottom:.6rem}
.site-footer h4::after{content:'';position:absolute;left:0;bottom:0;width:30px;height:3px;background:var(--ht-primary);border-radius:99px}
.footer-links li{margin-bottom:.45rem}
.footer-links a{color:rgba(255,255,255,.6);font-size:.9rem;transition:all .25s}
.footer-links a i{font-size:.72rem;margin-right:.3rem;color:var(--ht-primary)}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact li{font-size:.9rem;color:rgba(255,255,255,.6);margin-bottom:.55rem}
.footer-contact i{width:24px;color:var(--ht-primary)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:3rem;text-align:center;font-size:.86rem;color:rgba(255,255,255,.42);padding:1.4rem 0}
.footer-bottom .container{display:flex;justify-content:center}

@media (max-width:1024px){
	.knowledge-grid{grid-template-columns:repeat(2,1fr)}
	.subcate-tabs{grid-template-columns:repeat(4,1fr);gap:.9rem}
	.stats-grid{grid-template-columns:repeat(2,1fr);gap:2.5rem 1rem}
	.faq-grid{grid-template-columns:1fr}
}
@media (max-width:768px){
	:root{--ht-space:3rem}
	.section-title{font-size:1.7rem}
	.section-head{flex-direction:column;align-items:flex-start;gap:.6rem}
	.main-header .container{flex-wrap:wrap;padding-top:.75rem;padding-bottom:.75rem;gap:1rem}
	.nav-toggle{display:inline-flex;margin-left:auto}
	.header-cta{display:none}
	.nav-collapse{display:none;width:100%;flex-basis:100%;padding:.6rem 0 .4rem;order:10}
	.nav-collapse.open{display:block}
	.main-nav-links{flex-direction:column;align-items:flex-start}
	.main-nav-links li{width:100%}
	.main-nav-links li a{padding:.65rem 1rem}
	.page-banner{padding:3.5rem 0}
	.page-banner h1{font-size:2rem}
	.page-banner .banner-lead{font-size:.98rem}
	.knowledge-grid{grid-template-columns:1fr 1fr;gap:1rem}
	.subcate-tabs{grid-template-columns:repeat(3,1fr)}
	.feature-row{grid-template-columns:1fr;gap:1.8rem}
	.feature-points{grid-template-columns:1fr 1fr}
	.hot-list-item{flex-wrap:wrap}
	.hot-meta{flex-direction:row;gap:.8rem}
	.cta-panel{padding:2.5rem 1.5rem}
	.cta-panel .cta-content{flex-direction:column;text-align:center}
	.cta-panel p{margin:0 auto}
}
@media (max-width:520px){
	.knowledge-grid{grid-template-columns:1fr}
	.subcate-tabs{grid-template-columns:repeat(2,1fr)}
	.feature-points{grid-template-columns:1fr}
	.stats-grid{grid-template-columns:1fr 1fr;gap:2rem .8rem}
	.stat-item .stat-num{font-size:2rem}
	.hot-list-item{flex-direction:column;align-items:flex-start;gap:.6rem}
	.hot-meta{flex-direction:row;gap:.8rem}
	.hot-content h3{white-space:normal}
	.hot-content p{white-space:normal}
	.footer-bottom .container{text-align:center}
	.top-bar-info:last-child{display:none}
}

/* roulang page: category2 */
:root {
      --ht-primary: #0b1f3a;
      --ht-primary-light: #16345c;
      --ht-accent: #f0a500;
      --ht-accent-hover: #d89400;
      --ht-bg: #f4f7fb;
      --ht-bg-alt: #eef2f8;
      --ht-white: #ffffff;
      --ht-text: #1e293b;
      --ht-muted: #64748b;
      --ht-border: #e2e8f0;
      --ht-radius: 16px;
      --ht-radius-sm: 10px;
      --ht-shadow: 0 10px 30px rgba(11, 31, 58, 0.08);
      --ht-shadow-hover: 0 18px 40px rgba(11, 31, 58, 0.14);
      --ht-transition: all 0.3s ease;
      --ht-font: 'Noto Sans SC', system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--ht-font);
      color: var(--ht-text);
      background: var(--ht-bg);
      line-height: 1.75;
      padding: 0;
      margin: 0;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ht-transition);
    }

    button {
      font-family: inherit;
    }

    .container {
      max-width: 1200px;
    }

    :focus-visible {
      outline: 3px solid rgba(240, 165, 0, 0.45);
      outline-offset: 2px;
      border-radius: 4px;
    }

    .section {
      padding: 90px 0;
    }

    .section-alt {
      background: var(--ht-white);
      border-top: 1px solid var(--ht-border);
      border-bottom: 1px solid var(--ht-border);
    }

    .section-head {
      text-align: center;
      max-width: 720px;
      margin: 0 auto 56px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(240, 165, 0, 0.12);
      color: #b97f00;
      font-size: 14px;
      font-weight: 700;
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 38px;
      font-weight: 900;
      line-height: 1.3;
      margin-bottom: 14px;
      color: var(--ht-primary);
      letter-spacing: 1px;
    }

    .section-desc {
      font-size: 16px;
      color: var(--ht-muted);
      margin-bottom: 0;
    }

    /* ========== Header ========== */
    .main-header {
      position: sticky;
      top: 0;
      z-index: 1050;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--ht-border);
      box-shadow: 0 4px 20px rgba(11, 31, 58, 0.04);
    }

    .main-header .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 76px;
      flex-wrap: wrap;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 900;
      color: var(--ht-primary);
      letter-spacing: 1px;
      padding: 6px 0;
    }

    .brand-logo i {
      color: var(--ht-accent);
      font-size: 24px;
    }

    .brand-logo:hover {
      color: var(--ht-primary);
    }

    .nav-toggle {
      display: none;
      background: none;
      border: 1px solid var(--ht-border);
      border-radius: var(--ht-radius-sm);
      width: 44px;
      height: 44px;
      color: var(--ht-primary);
      font-size: 20px;
      line-height: 1;
      cursor: pointer;
      align-items: center;
      justify-content: center;
      transition: var(--ht-transition);
    }

    .nav-toggle:hover {
      background: var(--ht-bg-alt);
      color: var(--ht-accent);
    }

    .nav-collapse {
      display: flex;
      align-items: center;
    }

    .main-nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .main-nav-links a {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 20px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 500;
      color: var(--ht-muted);
      transition: var(--ht-transition);
      position: relative;
    }

    .main-nav-links a:hover {
      color: var(--ht-primary);
      background: var(--ht-bg-alt);
    }

    .main-nav-links a.active {
      color: var(--ht-primary);
      background: rgba(240, 165, 0, 0.14);
      font-weight: 700;
    }

    .header-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--ht-primary);
      color: var(--ht-white);
      padding: 10px 22px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
      box-shadow: 0 4px 16px rgba(11, 31, 58, 0.22);
      transition: var(--ht-transition);
    }

    .header-cta:hover {
      background: var(--ht-primary-light);
      color: var(--ht-white);
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(11, 31, 58, 0.28);
    }

    /* ========== Page Banner ========== */
    .page-banner {
      position: relative;
      padding: 110px 0 90px;
      background: linear-gradient(120deg, rgba(11, 31, 58, 0.92), rgba(11, 31, 58, 0.68)),
        url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      color: var(--ht-white);
      overflow: hidden;
    }

    .page-banner::before {
      content: '';
      position: absolute;
      width: 320px;
      height: 320px;
      border-radius: 50%;
      background: rgba(240, 165, 0, 0.14);
      right: -80px;
      top: -100px;
      animation: pulse 5s ease-in-out infinite;
    }

    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(1.1); opacity: 0.6; }
    }

    .page-banner .breadcrumb-nav {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.7);
      background: rgba(255, 255, 255, 0.1);
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 24px;
      backdrop-filter: blur(4px);
    }

    .page-banner .breadcrumb-nav a {
      color: var(--ht-accent);
      font-weight: 500;
    }

    .page-banner .breadcrumb-nav i {
      font-size: 12px;
    }

    .page-banner h1 {
      font-size: 48px;
      font-weight: 900;
      letter-spacing: 2px;
      margin-bottom: 18px;
      position: relative;
      z-index: 1;
    }

    .page-banner .lead {
      max-width: 640px;
      font-size: 18px;
      color: rgba(255, 255, 255, 0.85);
      margin-bottom: 30px;
      position: relative;
      z-index: 1;
    }

    .banner-points {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 36px;
      position: relative;
      z-index: 1;
    }

    .banner-points span {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.16);
      padding: 8px 18px;
      border-radius: 999px;
      color: rgba(255, 255, 255, 0.9);
    }

    .banner-points i {
      color: var(--ht-accent);
    }

    .page-banner .btn-banner {
      position: relative;
      z-index: 1;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--ht-accent);
      border: none;
      color: var(--ht-primary);
      font-weight: 800;
      padding: 14px 32px;
      border-radius: 999px;
      font-size: 16px;
      box-shadow: 0 8px 24px rgba(240, 165, 0, 0.35);
      transition: var(--ht-transition);
    }

    .page-banner .btn-banner:hover {
      background: var(--ht-accent-hover);
      transform: translateY(-3px);
      box-shadow: 0 12px 30px rgba(240, 165, 0, 0.42);
      color: var(--ht-primary);
    }

    /* ========== Stats ========== */
    .stats-strip {
      background: var(--ht-white);
      border-bottom: 1px solid var(--ht-border);
      padding: 40px 0;
      margin-top: -40px;
      position: relative;
      z-index: 2;
      box-shadow: 0 8px 30px rgba(11, 31, 58, 0.06);
    }

    .stats-strip .row {
      align-items: center;
    }

    .stat-item {
      text-align: center;
      padding: 16px 10px;
    }

    .stat-item .stat-num {
      font-size: 36px;
      font-weight: 900;
      color: var(--ht-primary);
      line-height: 1.2;
    }

    .stat-item .stat-num em {
      font-style: normal;
      color: var(--ht-accent);
    }

    .stat-item .stat-label {
      font-size: 14px;
      color: var(--ht-muted);
      margin-top: 6px;
    }

    .stat-divider {
      width: 1px;
      height: 56px;
      background: var(--ht-border);
      margin: 0 auto;
    }

    /* ========== Feature Cards ========== */
    .card-feature {
      background: var(--ht-white);
      border: 1px solid var(--ht-border);
      border-radius: var(--ht-radius);
      padding: 36px 30px;
      height: 100%;
      box-shadow: var(--ht-shadow);
      transition: var(--ht-transition);
    }

    .card-feature:hover {
      transform: translateY(-8px);
      box-shadow: var(--ht-shadow-hover);
      border-color: rgba(240, 165, 0, 0.35);
    }

    .card-feature .feature-icon {
      width: 64px;
      height: 64px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(11, 31, 58, 0.06);
      color: var(--ht-primary);
      font-size: 26px;
      border-radius: 16px;
      margin-bottom: 22px;
      transition: var(--ht-transition);
    }

    .card-feature:hover .feature-icon {
      background: var(--ht-accent);
      color: var(--ht-white);
      transform: rotate(-6deg) scale(1.04);
    }

    .card-feature h3 {
      font-size: 20px;
      font-weight: 800;
      color: var(--ht-primary);
      margin-bottom: 12px;
    }

    .card-feature p {
      font-size: 15px;
      color: var(--ht-muted);
      margin-bottom: 0;
    }

    .feature-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 18px;
      font-size: 14px;
      font-weight: 700;
      color: var(--ht-accent);
    }

    .feature-link:hover {
      color: var(--ht-accent-hover);
      gap: 10px;
    }

    /* ========== Split Feature ========== */
    .split-feature {
      align-items: center;
    }

    .split-image {
      border-radius: var(--ht-radius);
      overflow: hidden;
      box-shadow: var(--ht-shadow-hover);
      position: relative;
    }

    .split-image img {
      width: 100%;
      height: 460px;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .split-image:hover img {
      transform: scale(1.03);
    }

    .split-image .image-tag {
      position: absolute;
      top: 20px;
      left: 20px;
      background: var(--ht-accent);
      color: var(--ht-primary);
      font-weight: 800;
      font-size: 13px;
      padding: 8px 16px;
      border-radius: 999px;
      box-shadow: 0 4px 12px rgba(240, 165, 0, 0.3);
    }

    .split-content {
      padding-left: 30px;
    }

    .split-content h2 {
      font-size: 30px;
      font-weight: 900;
      color: var(--ht-primary);
      margin-bottom: 20px;
      line-height: 1.35;
    }

    .split-list {
      list-style: none;
      padding: 0;
      margin: 0 0 28px;
    }

    .split-list li {
      display: flex;
      gap: 12px;
      padding: 14px 0;
      border-bottom: 1px solid var(--ht-border);
      font-size: 15px;
      color: var(--ht-muted);
      align-items: flex-start;
    }

    .split-list li:last-child {
      border-bottom: none;
    }

    .split-list i {
      color: var(--ht-accent);
      font-size: 18px;
      margin-top: 3px;
      flex-shrink: 0;
    }

    .split-list strong {
      color: var(--ht-primary);
      display: block;
      margin-bottom: 2px;
    }

    /* ========== Latest News ========== */
    .news-card {
      background: var(--ht-white);
      border-radius: var(--ht-radius);
      border: 1px solid var(--ht-border);
      overflow: hidden;
      box-shadow: var(--ht-shadow);
      height: 100%;
      transition: var(--ht-transition);
      display: flex;
      flex-direction: column;
    }

    .news-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--ht-shadow-hover);
    }

    .news-card .news-thumb {
      height: 200px;
      overflow: hidden;
      position: relative;
    }

    .news-card .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .news-card:hover .news-thumb img {
      transform: scale(1.08);
    }

    .news-card .news-badge {
      position: absolute;
      top: 16px;
      left: 16px;
      background: var(--ht-primary);
      color: var(--ht-white);
      font-size: 12px;
      font-weight: 700;
      padding: 5px 14px;
      border-radius: 999px;
    }

    .news-card .news-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .news-card .news-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 13px;
      color: var(--ht-muted);
      margin-bottom: 12px;
    }

    .news-card .news-meta i {
      color: var(--ht-accent);
      margin-right: 4px;
    }

    .news-card h3 {
      font-size: 18px;
      font-weight: 800;
      color: var(--ht-primary);
      line-height: 1.4;
      margin-bottom: 12px;
      transition: var(--ht-transition);
    }

    .news-card h3 a:hover {
      color: var(--ht-accent);
    }

    .news-card p {
      font-size: 14px;
      color: var(--ht-muted);
      margin-bottom: 18px;
      flex: 1;
    }

    .news-card .news-link {
      font-size: 14px;
      font-weight: 700;
      color: var(--ht-accent);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .news-card .news-link:hover {
      color: var(--ht-accent-hover);
      gap: 10px;
    }

    /* ========== Steps ========== */
    .process-wrap {
      background: var(--ht-primary);
      border-radius: 24px;
      padding: 70px 60px;
      color: var(--ht-white);
      position: relative;
      overflow: hidden;
    }

    .process-wrap::before {
      content: '';
      position: absolute;
      width: 400px;
      height: 400px;
      border-radius: 50%;
      background: rgba(240, 165, 0, 0.12);
      right: -140px;
      bottom: -140px;
    }

    .process-wrap .section-tag {
      color: var(--ht-accent);
      background: rgba(255, 255, 255, 0.12);
    }

    .process-wrap .section-title {
      color: var(--ht-white);
    }

    .process-wrap .section-desc {
      color: rgba(255, 255, 255, 0.6);
    }

    .process-item {
      text-align: center;
      padding: 30px 20px;
      position: relative;
      z-index: 1;
    }

    .process-item .step-num {
      width: 56px;
      height: 56px;
      margin: 0 auto 20px;
      background: var(--ht-accent);
      color: var(--ht-primary);
      font-size: 22px;
      font-weight: 900;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      box-shadow: 0 8px 20px rgba(240, 165, 0, 0.35);
    }

    .process-item h4 {
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 10px;
      color: var(--ht-white);
    }

    .process-item p {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.65);
      margin-bottom: 0;
    }

    .process-arrow {
      position: absolute;
      right: -30px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--ht-accent);
      font-size: 20px;
      z-index: 2;
      opacity: 0.7;
    }

    /* ========== FAQ ========== */
    .faq-panel {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--ht-white);
      border: 1px solid var(--ht-border);
      border-radius: 14px;
      margin-bottom: 16px;
      overflow: hidden;
      box-shadow: 0 4px 14px rgba(11, 31, 58, 0.04);
      transition: var(--ht-transition);
    }

    .faq-item:hover {
      border-color: rgba(240, 165, 0, 0.3);
      box-shadow: 0 6px 18px rgba(11, 31, 58, 0.08);
    }

    .faq-item .faq-question {
      width: 100%;
      background: none;
      border: none;
      text-align: left;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 700;
      color: var(--ht-primary);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      cursor: pointer;
      transition: var(--ht-transition);
    }

    .faq-item .faq-question:hover {
      color: var(--ht-accent);
    }

    .faq-item .faq-question i {
      color: var(--ht-accent);
      transition: var(--ht-transition);
    }

    .faq-item .faq-question[aria-expanded="true"] i {
      transform: rotate(180deg);
    }

    .faq-item .faq-body {
      padding: 0 24px 20px;
      font-size: 15px;
      color: var(--ht-muted);
    }

    /* ========== CTA ========== */
    .cta-section {
      background: linear-gradient(120deg, rgba(11, 31, 58, 0.94), rgba(22, 52, 92, 0.86)),
        url('/assets/images/backpic/back-3.png') center/cover no-repeat;
      padding: 80px 0;
      color: var(--ht-white);
    }

    .cta-box {
      text-align: center;
      max-width: 700px;
      margin: 0 auto;
    }

    .cta-box h2 {
      font-size: 34px;
      font-weight: 900;
      margin-bottom: 16px;
    }

    .cta-box p {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.8);
      margin-bottom: 30px;
    }

    .cta-box .btn-cta {
      background: var(--ht-accent);
      color: var(--ht-primary);
      border: none;
      font-weight: 800;
      font-size: 16px;
      padding: 15px 38px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      box-shadow: 0 10px 28px rgba(240, 165, 0, 0.35);
      transition: var(--ht-transition);
    }

    .cta-box .btn-cta:hover {
      background: var(--ht-accent-hover);
      transform: translateY(-3px);
      box-shadow: 0 14px 34px rgba(240, 165, 0, 0.45);
      color: var(--ht-primary);
    }

    /* ========== Footer ========== */
    .site-footer {
      background: var(--ht-primary);
      color: rgba(255, 255, 255, 0.75);
      padding-top: 72px;
      font-size: 15px;
    }

    .site-footer .brand-logo {
      color: var(--ht-white);
    }

    .site-footer .footer-about p {
      font-size: 14px;
      line-height: 1.8;
      margin-top: 14px;
      color: rgba(255, 255, 255, 0.6);
    }

    .site-footer h4 {
      color: var(--ht-white);
      font-size: 16px;
      font-weight: 800;
      margin-bottom: 20px;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-links li {
      margin-bottom: 12px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.65);
      font-size: 14px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--ht-transition);
    }

    .footer-links a:hover {
      color: var(--ht-accent);
      transform: translateX(4px);
    }

    .footer-links i {
      font-size: 12px;
      color: var(--ht-accent);
    }

    .footer-contact li {
      display: flex;
      align-items: center;
      gap: 10px;
      color: rgba(255, 255, 255, 0.65);
      font-size: 14px;
      margin-bottom: 14px;
    }

    .footer-contact i {
      color: var(--ht-accent);
      width: 18px;
      text-align: center;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding: 22px 0;
      margin-top: 50px;
      text-align: center;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.5);
    }

    /* ========== Responsive ========== */
    @media (max-width: 991.98px) {
      .nav-toggle {
        display: flex;
      }

      .nav-collapse {
        display: none;
        width: 100%;
        flex-direction: column;
        padding: 16px 0 10px;
        border-top: 1px solid var(--ht-border);
      }

      .nav-collapse.open {
        display: flex;
      }

      .main-nav-links {
        flex-direction: column;
        width: 100%;
        gap: 4px;
      }

      .main-nav-links a {
        width: 100%;
        justify-content: flex-start;
        padding: 12px 16px;
        border-radius: 10px;
      }

      .header-cta {
        margin-left: auto;
        margin-right: 14px;
      }

      .page-banner {
        padding: 80px 0 70px;
      }

      .page-banner h1 {
        font-size: 38px;
      }

      .split-content {
        padding-left: 0;
        margin-top: 30px;
      }

      .split-image img {
        height: 350px;
      }

      .process-wrap {
        padding: 50px 30px;
      }

      .process-arrow {
        display: none;
      }

      .stat-divider {
        display: none;
      }
    }

    @media (max-width: 767.98px) {
      .section {
        padding: 64px 0;
      }

      .section-title {
        font-size: 28px;
      }

      .page-banner h1 {
        font-size: 32px;
      }

      .page-banner .lead {
        font-size: 16px;
      }

      .banner-points {
        gap: 10px;
      }

      .banner-points span {
        font-size: 13px;
        padding: 6px 12px;
      }

      .stat-item {
        padding: 10px;
      }

      .stat-item .stat-num {
        font-size: 28px;
      }

      .card-feature {
        padding: 28px 24px;
      }

      .split-image img {
        height: 280px;
      }

      .split-content h2 {
        font-size: 24px;
      }

      .process-wrap {
        padding: 40px 24px;
        border-radius: 18px;
      }

      .process-item {
        margin-bottom: 20px;
      }

      .cta-box h2 {
        font-size: 26px;
      }

      .site-footer {
        padding-top: 50px;
      }
    }

    @media (max-width: 520px) {
      .main-header .container {
        min-height: 64px;
      }

      .brand-logo {
        font-size: 17px;
      }

      .brand-logo i {
        font-size: 20px;
      }

      .header-cta {
        padding: 8px 14px;
        font-size: 13px;
      }

      .header-cta span {
        display: none;
      }

      .page-banner {
        padding: 70px 0 60px;
      }

      .page-banner h1 {
        font-size: 27px;
        letter-spacing: 1px;
      }

      .page-banner .breadcrumb-nav {
        font-size: 12px;
        padding: 5px 12px;
      }

      .section-title {
        font-size: 25px;
      }

      .split-list li {
        font-size: 14px;
        padding: 12px 0;
      }

      .news-card .news-thumb {
        height: 170px;
      }

      .process-wrap {
        padding: 36px 16px;
      }

      .cta-box .btn-cta {
        width: 100%;
        justify-content: center;
        padding: 14px 24px;
      }
    }

/* roulang page: article */
:root {
    --ht-primary: #0e5c4a;
    --ht-primary-dark: #083b30;
    --ht-primary-soft: #e7f2ef;
    --ht-accent: #f6b042;
    --ht-accent-soft: #fff4e0;
    --ht-bg: #f4f7f6;
    --ht-surface: #ffffff;
    --ht-text: #152b24;
    --ht-text-soft: #5b7070;
    --ht-border: #e2e9e6;
    --ht-radius: 16px;
    --ht-radius-lg: 24px;
    --ht-radius-sm: 8px;
    --ht-shadow: 0 18px 50px rgba(14, 92, 74, .12);
    --ht-shadow-sm: 0 6px 20px rgba(14, 92, 74, .08);
    --ht-transition: .25s ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--ht-bg);
    color: var(--ht-text);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: var(--ht-primary);
    transition: color .2s ease;
}

a:hover {
    color: var(--ht-accent);
}

img {
    max-width: 100%;
    height: auto;
}

ul,
ol {
    margin: 0;
    padding: 0;
}

a:focus-visible,
button:focus-visible,
.accordion-button:focus-visible {
    outline: 3px solid rgba(246, 176, 66, .55);
    outline-offset: 2px;
    box-shadow: none !important;
}

@media (min-width: 1400px) {
    .container {
        max-width: 1200px;
    }
}

.main-header {
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--ht-border);
    box-shadow: 0 4px 18px rgba(14, 92, 74, .05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.main-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    min-height: 76px;
    position: relative;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.28rem;
    font-weight: 800;
    color: var(--ht-text);
    letter-spacing: .5px;
    line-height: 1.2;
}

.brand-logo i {
    color: var(--ht-accent);
    font-size: 1.5rem;
}

.brand-logo:hover {
    color: var(--ht-text);
}

.nav-toggle {
    display: none;
    background: none;
    border: 0;
    font-size: 1.3rem;
    color: var(--ht-text);
    cursor: pointer;
    padding: 8px 12px;
    border-radius: var(--ht-radius-sm);
    transition: background .2s ease;
}

.nav-toggle:hover {
    background: var(--ht-primary-soft);
}

.nav-collapse {
    display: flex;
    align-items: center;
}

.main-nav-links {
    display: flex;
    list-style: none;
    gap: 6px;
}

.main-nav-links li a {
    display: inline-block;
    padding: 9px 20px;
    border-radius: 999px;
    color: var(--ht-text-soft);
    font-weight: 600;
    font-size: .95rem;
    transition: all var(--ht-transition);
}

.main-nav-links li a:hover {
    color: var(--ht-primary);
    background: var(--ht-primary-soft);
}

.main-nav-links li a.active {
    color: #fff;
    background: var(--ht-primary);
    box-shadow: 0 8px 18px rgba(14, 92, 74, .25);
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 20px;
    border-radius: 999px;
    background: var(--ht-accent);
    color: #15301f;
    font-weight: 700;
    font-size: .88rem;
    border: 0;
    transition: all var(--ht-transition);
}

.header-cta:hover {
    background: #ffc56b;
    color: #15301f;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(246, 176, 66, .4);
}

.btn {
    border-radius: 999px;
    padding: 11px 24px;
    font-weight: 600;
    font-size: .95rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 0;
    transition: all var(--ht-transition);
}

.btn-ht {
    background: var(--ht-primary);
    color: #fff;
}

.btn-ht:hover {
    background: var(--ht-primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(14, 92, 74, .28);
}

.btn-ht-accent {
    background: var(--ht-accent);
    color: #15301f;
}

.btn-ht-accent:hover {
    background: #ffc56b;
    color: #15301f;
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(246, 176, 66, .38);
}

.btn-ht-light {
    background: #fff;
    color: var(--ht-primary);
}

.btn-ht-light:hover {
    background: var(--ht-primary-soft);
    color: var(--ht-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, .16);
}

.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: transparent;
    z-index: 1200;
    pointer-events: none;
}

.reading-progress span {
    display: block;
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--ht-accent), var(--ht-primary));
    border-radius: 0 4px 4px 0;
}

.article-banner {
    position: relative;
    padding: 108px 0 96px;
    background-size: cover;
    background-position: center;
    color: #fff;
}

.article-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(5, 24, 18, .94) 0%, rgba(14, 92, 74, .82) 48%, rgba(10, 48, 38, .6) 100%);
}

.article-banner .container {
    position: relative;
    z-index: 1;
}

.crumb {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(255, 255, 255, .14);
    border-radius: 999px;
    backdrop-filter: blur(8px);
    font-size: .85rem;
    margin-bottom: 22px;
}

.crumb a {
    color: rgba(255, 255, 255, .88);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

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

.crumb .sep {
    opacity: .5;
}

.crumb .current {
    color: var(--ht-accent);
    font-weight: 600;
}

.article-banner h1 {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.45;
    max-width: 860px;
    margin-bottom: 18px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, .2);
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: .88rem;
    color: rgba(255, 255, 255, .88);
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.article-meta i {
    color: var(--ht-accent);
}

.article-wrap {
    padding: 0 0 70px;
}

.article-card {
    background: var(--ht-surface);
    border: 1px solid var(--ht-border);
    border-radius: var(--ht-radius-lg);
    box-shadow: var(--ht-shadow-sm);
    padding: 42px 46px;
    margin-top: -54px;
    position: relative;
    z-index: 2;
}

.article-summary {
    display: flex;
    gap: 14px;
    background: linear-gradient(135deg, var(--ht-primary-soft), #eff8f5);
    border: 1px solid rgba(14, 92, 74, .12);
    border-radius: var(--ht-radius);
    padding: 18px 22px;
    margin-bottom: 30px;
    color: var(--ht-text-soft);
    font-size: .95rem;
}

.article-summary i {
    color: var(--ht-accent);
    font-size: 1.3rem;
    margin-top: 5px;
}

.article-summary strong {
    color: var(--ht-primary-dark);
    display: block;
    margin-bottom: 4px;
    font-size: 1rem;
}

.article-summary p {
    margin: 0;
}

.article-content {
    font-size: 1.02rem;
    line-height: 2.05;
    color: #2b4039;
}

.article-content h2,
.article-content h3,
.article-content h4 {
    color: var(--ht-text);
    font-weight: 700;
    line-height: 1.5;
    margin: 2rem 0 1rem;
}

.article-content h2 {
    font-size: 1.5rem;
    border-left: 4px solid var(--ht-accent);
    padding-left: 14px;
}

.article-content h3 {
    font-size: 1.22rem;
}

.article-content h4 {
    font-size: 1.08rem;
}

.article-content p {
    margin-bottom: 1.2rem;
}

.article-content img {
    border-radius: var(--ht-radius);
    box-shadow: var(--ht-shadow-sm);
    margin: 1.5rem 0;
}

.article-content blockquote {
    border-left: 4px solid var(--ht-primary);
    background: var(--ht-primary-soft);
    padding: 14px 22px;
    border-radius: 0 var(--ht-radius-sm) var(--ht-radius-sm) 0;
    margin: 1.5rem 0;
    color: var(--ht-primary-dark);
}

.article-content blockquote p {
    margin-bottom: 0;
}

.article-content ul,
.article-content ol {
    padding-left: 1.4rem;
    margin-bottom: 1.2rem;
}

.article-content li {
    margin-bottom: .45rem;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    border: 1px solid var(--ht-border);
    border-radius: var(--ht-radius-sm);
    overflow: hidden;
}

.article-content table th,
.article-content table td {
    border: 1px solid var(--ht-border);
    padding: 10px 14px;
    font-size: .95rem;
}

.article-content table th {
    background: var(--ht-primary-soft);
    color: var(--ht-primary-dark);
    font-weight: 700;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 34px;
    padding-top: 24px;
    border-top: 1px dashed var(--ht-border);
}

.article-tags a {
    display: inline-block;
    padding: 6px 16px;
    background: var(--ht-bg);
    border: 1px solid var(--ht-border);
    border-radius: 999px;
    font-size: .85rem;
    color: var(--ht-text-soft);
    transition: all var(--ht-transition);
}

.article-tags a:hover {
    background: var(--ht-primary);
    color: #fff;
    border-color: var(--ht-primary);
}

.article-share {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--ht-border);
}

.article-share span {
    font-weight: 700;
    color: var(--ht-text);
    margin-right: 4px;
    font-size: .93rem;
}

.article-share a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--ht-bg);
    color: var(--ht-text-soft);
    font-size: .95rem;
    transition: all var(--ht-transition);
}

.article-share a:hover {
    background: var(--ht-primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(14, 92, 74, .22);
}

.not-found-panel {
    text-align: center;
    padding: 80px 24px;
}

.not-found-panel i {
    font-size: 3.2rem;
    color: var(--ht-border);
    margin-bottom: 18px;
}

.not-found-panel h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--ht-text);
    margin: 0 0 10px;
}

.not-found-panel p {
    color: var(--ht-text-soft);
    max-width: 430px;
    margin: 0 auto 26px;
}

.sidebar-widget {
    background: #fff;
    border: 1px solid var(--ht-border);
    border-radius: var(--ht-radius);
    padding: 26px;
    margin-bottom: 24px;
    box-shadow: var(--ht-shadow-sm);
}

.sidebar-widget .widget-title {
    font-size: 1.06rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--ht-text);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-widget .widget-title::after {
    content: "";
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, var(--ht-accent), transparent);
    border-radius: 2px;
}

.sidebar-widget .widget-title i {
    color: var(--ht-accent);
}

.cat-mini-list {
    display: grid;
    gap: 14px;
}

.cat-mini-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    border: 1px solid var(--ht-border);
    border-radius: var(--ht-radius-sm);
    transition: all var(--ht-transition);
    background: var(--ht-bg);
}

.cat-mini-card img {
    width: 64px;
    height: 48px;
    object-fit: cover;
    border-radius: 8px;
}

.cat-mini-card div {
    flex: 1;
    min-width: 0;
}

.cat-mini-card strong {
    display: block;
    color: var(--ht-text);
    font-size: .95rem;
}

.cat-mini-card span {
    font-size: .8rem;
    color: var(--ht-text-soft);
}

.cat-mini-card > i {
    color: var(--ht-primary);
    transition: transform .25s ease;
}

.cat-mini-card:hover {
    border-color: var(--ht-primary);
    background: #fff;
    box-shadow: var(--ht-shadow-sm);
    transform: translateY(-2px);
}

.cat-mini-card:hover > i {
    transform: translateX(5px);
}

.side-list {
    list-style: none;
}

.side-list li {
    border-bottom: 1px dashed var(--ht-border);
    padding: 13px 0;
}

.side-list li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.side-list a {
    display: block;
    color: var(--ht-text);
    transition: color .2s ease;
}

.side-list .side-cat {
    display: inline-block;
    font-size: .7rem;
    background: var(--ht-primary-soft);
    color: var(--ht-primary);
    border-radius: 999px;
    padding: 2px 10px;
    font-weight: 700;
    margin-bottom: 5px;
}

.side-list .side-title {
    display: block;
    font-weight: 600;
    line-height: 1.5;
    font-size: .93rem;
}

.side-list a:hover .side-title {
    color: var(--ht-primary);
}

.side-list .side-empty {
    color: var(--ht-text-soft);
    font-size: .9rem;
    border-bottom: 0;
    padding-bottom: 0;
}

.widget-about p {
    color: var(--ht-text-soft);
    font-size: .92rem;
    margin: 0;
    line-height: 1.9;
}

.related-section {
    background: #fff;
    border-top: 1px solid var(--ht-border);
    padding: 76px 0;
}

.sec-head {
    text-align: center;
    margin-bottom: 42px;
}

.sec-sub {
    color: var(--ht-accent);
    font-weight: 700;
    letter-spacing: 2px;
    font-size: .8rem;
    text-transform: uppercase;
}

.sec-head h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--ht-text);
    margin: 8px 0 0;
}

.sec-head p {
    color: var(--ht-text-soft);
    max-width: 620px;
    margin: 12px auto 0;
}

.ht-card {
    background: var(--ht-surface);
    border: 1px solid var(--ht-border);
    border-radius: var(--ht-radius);
    overflow: hidden;
    height: 100%;
    transition: all var(--ht-transition);
}

.ht-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ht-shadow);
    border-color: transparent;
}

.ht-card .card-img {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.ht-card .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

.ht-card:hover .card-img img {
    transform: scale(1.06);
}

.ht-card .card-body {
    padding: 22px;
}

.ht-badge {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 999px;
    background: var(--ht-accent);
    color: #15301f;
    font-size: .78rem;
    font-weight: 700;
}

.ht-badge-soft {
    background: var(--ht-primary-soft);
    color: var(--ht-primary);
}

.ht-card h3 {
    font-size: 1.06rem;
    font-weight: 700;
    margin: 12px 0 8px;
    line-height: 1.55;
}

.ht-card h3 a {
    color: var(--ht-text);
}

.ht-card h3 a:hover {
    color: var(--ht-primary);
}

.ht-card .card-desc {
    color: var(--ht-text-soft);
    font-size: .9rem;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ht-card .card-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    font-size: .82rem;
    color: var(--ht-text-soft);
}

.empty-note {
    background: var(--ht-bg);
    border: 1px dashed var(--ht-border);
    border-radius: var(--ht-radius);
    padding: 36px 24px;
    text-align: center;
    color: var(--ht-text-soft);
}

.faq-section {
    padding: 80px 0;
    background: var(--ht-bg);
}

.accordion-ht .accordion-item {
    border: 1px solid var(--ht-border);
    border-radius: var(--ht-radius) !important;
    overflow: hidden;
    margin-bottom: 14px;
    background: #fff;
    box-shadow: var(--ht-shadow-sm);
}

.accordion-ht .accordion-button {
    font-weight: 700;
    color: var(--ht-text);
    font-size: 1rem;
    padding: 18px 22px;
    background: #fff;
    box-shadow: none;
    border: 0;
}

.accordion-ht .accordion-button:not(.collapsed) {
    color: var(--ht-primary);
    background: var(--ht-primary-soft);
}

.accordion-ht .accordion-button:focus {
    box-shadow: none;
    border-color: var(--ht-accent);
}

.accordion-ht .accordion-body {
    color: var(--ht-text-soft);
    padding: 6px 22px 22px;
    line-height: 1.9;
}

.cta-section {
    position: relative;
    padding: 90px 0;
    background-size: cover;
    background-position: center;
    color: #fff;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(5, 25, 18, .94), rgba(14, 92, 74, .84));
}

.cta-card {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}

.cta-badge {
    display: inline-block;
    background: rgba(246, 176, 66, .18);
    border: 1px solid rgba(246, 176, 66, .45);
    color: var(--ht-accent);
    font-weight: 700;
    border-radius: 999px;
    padding: 6px 16px;
    font-size: .8rem;
    letter-spacing: 1px;
}

.cta-card h2 {
    font-size: 2.1rem;
    font-weight: 800;
    margin: 18px 0 12px;
}

.cta-card p {
    color: rgba(255, 255, 255, .78);
    max-width: 620px;
    margin: 0 auto 30px;
    font-size: 1.05rem;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
}

.site-footer {
    background: #0a241d;
    color: rgba(255, 255, 255, .72);
    padding-top: 72px;
    position: relative;
}

.site-footer .footer-about p {
    margin-top: 14px;
    font-size: .92rem;
    line-height: 1.95;
    color: rgba(255, 255, 255, .62);
}

.site-footer h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 18px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, .66);
    font-size: .9rem;
    transition: all .2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.footer-links a i {
    color: var(--ht-accent);
    font-size: .72rem;
}

.footer-links a:hover {
    color: var(--ht-accent);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    gap: 8px;
    align-items: center;
    color: rgba(255, 255, 255, .66);
    font-size: .9rem;
    margin-bottom: 10px;
}

.footer-contact i {
    color: var(--ht-accent);
    width: 18px;
    text-align: center;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .08);
    margin-top: 50px;
    padding: 20px 0;
    text-align: center;
    color: rgba(255, 255, 255, .42);
    font-size: .85rem;
}

@media (max-width: 991px) {
    .main-header .container {
        flex-wrap: wrap;
        min-height: 68px;
    }

    .brand-logo {
        font-size: 1.12rem;
    }

    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        order: 3;
    }

    .header-cta {
        order: 2;
        margin-left: auto;
        font-size: .82rem;
        padding: 8px 16px;
    }

    .nav-collapse {
        display: none;
        order: 4;
        width: 100%;
        background: #fff;
        border-top: 1px solid var(--ht-border);
        padding: 16px 6px 10px;
    }

    .nav-collapse.show {
        display: block;
    }

    .main-nav-links {
        flex-direction: column;
        gap: 4px;
    }

    .main-nav-links li a {
        width: 100%;
        border-radius: var(--ht-radius-sm);
    }

    .article-banner {
        padding: 92px 0 78px;
    }

    .article-banner h1 {
        font-size: 1.7rem;
    }

    .article-card {
        padding: 32px 28px;
        margin-top: -36px;
    }

    .article-content {
        font-size: 1rem;
    }
}

@media (max-width: 767px) {
    .main-header .container {
        gap: 12px;
    }

    .brand-logo span {
        font-size: 1rem;
    }

    .article-banner h1 {
        font-size: 1.45rem;
    }

    .article-meta {
        gap: 12px;
        font-size: .82rem;
    }

    .article-card {
        padding: 26px 18px;
        border-radius: 18px;
    }

    .article-summary {
        flex-direction: column;
        gap: 8px;
    }

    .sec-head h2 {
        font-size: 1.55rem;
    }

    .cta-card h2 {
        font-size: 1.6rem;
    }

    .cta-section {
        padding: 70px 0;
    }

    .site-footer {
        padding-top: 52px;
    }

    .footer-about {
        margin-bottom: 10px;
    }
}

@media (max-width: 520px) {
    .header-cta span {
        display: none;
    }

    .header-cta i {
        margin: 0;
    }

    .header-cta {
        padding: 9px 12px;
    }

    .article-banner h1 {
        font-size: 1.3rem;
    }

    .article-banner {
        padding: 78px 0 64px;
    }

    .crumb {
        font-size: .78rem;
        padding: 6px 14px;
    }

    .sidebar-widget {
        padding: 20px;
    }

    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}