/* roulang page: index */
/* ========== 设计变量 ========== */
:root {
  --primary: #4f6df5;
  --primary-dark: #3b52c8;
  --accent: #f0b90b;
  --bg-dark: #0b1120;
  --bg-dark-2: #111827;
  --bg-body: #f8fafc;
  --bg-section: #f1f5f9;
  --text-main: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --text-white: #f8fafc;
  --border-color: #e2e8f0;
  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 50px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --shadow-md: 0 6px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 16px 48px rgba(15, 23, 42, .12);
  --shadow-primary: 0 8px 30px rgba(79, 109, 245, .35);
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-display: "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
  --ease: cubic-bezier(.4, 0, .2, 1);
}

/* ========== 基础 reset ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-main);
  background: var(--bg-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .2s var(--ease);
}
button {
  border: none;
  cursor: pointer;
  font-family: inherit;
}
input,
textarea,
select {
  font-family: inherit;
}
ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  line-height: 1.3;
  margin-bottom: .5em;
}
p {
  margin-bottom: 1rem;
}
:focus-visible {
  outline: 3px solid rgba(79, 109, 245, .5);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ========== 容器 ========== */
.container {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
}

/* ========== 通用板块 ========== */
.section {
  padding: 96px 0;
  position: relative;
}
.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: .35rem 1.1rem;
  border-radius: 50px;
  background: rgba(79, 109, 245, .08);
  color: var(--primary);
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .3px;
  margin-bottom: 16px;
}
.section h2 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 14px;
  letter-spacing: -.5px;
}
.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 0;
}

/* ========== 导航 ========== */
.navbar {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(1220px, calc(100% - 32px));
  border-radius: 60px;
  background: rgba(11, 17, 32, .78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, .08);
  padding: .55rem 1.6rem;
  z-index: 1030;
  box-shadow: 0 10px 40px rgba(0, 0, 0, .30);
  transition: background .3s, box-shadow .3s;
}
.navbar.scrolled {
  background: rgba(11, 17, 32, .92);
  box-shadow: 0 12px 44px rgba(0, 0, 0, .38);
}
.navbar-brand {
  color: #fff;
  font-weight: 700;
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: .5px;
}
.navbar-brand i {
  color: var(--accent);
  font-size: 1.4rem;
}
.navbar-brand:hover,
.navbar-brand:focus {
  color: #fff;
}
.navbar .navbar-nav {
  gap: 4px;
}
.navbar .nav-link {
  color: rgba(255, 255, 255, .72);
  font-weight: 500;
  font-size: .95rem;
  padding: .55rem 1.15rem;
  border-radius: 50px;
  transition: color .25s var(--ease), background .25s var(--ease);
}
.navbar .nav-link:hover,
.navbar .nav-link:focus {
  color: #fff;
  background: rgba(255, 255, 255, .10);
}
.navbar .nav-link.active {
  color: var(--accent);
  background: rgba(240, 185, 11, .14);
  font-weight: 600;
}
.btn-nav {
  background: linear-gradient(135deg, #f0b90b, #f59e0b);
  color: #0b1120;
  font-weight: 600;
  font-size: .92rem;
  border-radius: 50px;
  padding: .55rem 1.4rem;
  border: none;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), color .25s;
  white-space: nowrap;
}
.btn-nav:hover,
.btn-nav:focus {
  color: #0b1120;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(240, 185, 11, .35);
}
.navbar-toggler {
  border: none;
  background: transparent;
  color: #fff;
  padding: .35rem .6rem;
  border-radius: 10px;
}
.navbar-toggler:hover {
  color: var(--accent);
}
.navbar-toggler:focus {
  box-shadow: none;
  outline: 2px solid rgba(255, 255, 255, .4);
}
.navbar-toggler i {
  font-size: 1.4rem;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 96vh;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding: 150px 0 100px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11, 17, 32, .92) 0%, rgba(15, 23, 42, .78) 55%, rgba(30, 41, 59, .55) 100%);
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -60px;
  right: -60px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 185, 11, .18), transparent 70%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: .45rem 1.3rem;
  border-radius: 50px;
  background: rgba(240, 185, 11, .12);
  border: 1px solid rgba(240, 185, 11, .30);
  color: #f0b90b;
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .4px;
  margin-bottom: 28px;
}
.hero h1 {
  font-size: 3.6rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 22px;
  letter-spacing: 1px;
  text-shadow: 0 4px 30px rgba(0, 0, 0, .3);
}
.hero .lead {
  color: rgba(255, 255, 255, .78);
  font-size: 1.25rem;
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-hero-primary {
  background: linear-gradient(135deg, #f0b90b, #f59e0b);
  color: #0b1120;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 50px;
  padding: .9rem 2.3rem;
  border: none;
  box-shadow: 0 8px 30px rgba(240, 185, 11, .30);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), color .25s;
}
.btn-hero-primary:hover,
.btn-hero-primary:focus {
  color: #0b1120;
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(240, 185, 11, .45);
}
.btn-hero-outline {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, .45);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  border-radius: 50px;
  padding: .85rem 2.3rem;
  transition: all .25s var(--ease);
}
.btn-hero-outline:hover,
.btn-hero-outline:focus {
  border-color: #fff;
  background: rgba(255, 255, 255, .1);
  color: #fff;
}
.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255, 255, 255, .5);
  font-size: 1.2rem;
  animation: float 2s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========== 平台简介 ========== */
.intro-section {
  background: #fff;
}
.intro-img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}
.intro-features {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}
.feature-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: .5rem 1.2rem;
  border-radius: 50px;
  background: rgba(79, 109, 245, .06);
  border: 1px solid rgba(79, 109, 245, .12);
  color: var(--primary-dark);
  font-weight: 600;
  font-size: .92rem;
}
.feature-item i {
  color: var(--primary);
}

/* ========== 分类入口 ========== */
.category-section {
  background: var(--bg-section);
}
.category-card {
  background: #fff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.category-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  transition: transform .4s var(--ease);
}
.category-card:hover img {
  transform: scale(1.03);
}
.category-body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.category-body h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}
.category-body p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 22px;
  flex-grow: 1;
}
.text-accent {
  color: var(--accent) !important;
}
.btn-category {
  background: rgba(79, 109, 245, .08);
  color: var(--primary);
  font-weight: 600;
  padding: .6rem 1.4rem;
  border-radius: 50px;
  border: none;
  align-self: flex-start;
  transition: all .25s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-category:hover,
.btn-category:focus {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(79, 109, 245, .30);
}

/* ========== 资讯列表 ========== */
.news-section {
  background: #fff;
}
.news-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 26px;
  border: 1px solid var(--border-color);
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(79, 109, 245, .25);
}
.news-badge {
  display: inline-block;
  padding: .3rem .9rem;
  border-radius: 50px;
  background: rgba(79, 109, 245, .08);
  color: var(--primary);
  font-weight: 600;
  font-size: .8rem;
  margin-bottom: 16px;
  align-self: flex-start;
  letter-spacing: .3px;
}
.news-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.5;
}
.news-card h3 a {
  color: var(--text-main);
  transition: color .2s var(--ease);
}
.news-card h3 a:hover {
  color: var(--primary);
}
.news-summary {
  color: var(--text-secondary);
  font-size: .92rem;
  line-height: 1.65;
  margin-bottom: 18px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  color: var(--text-light);
  font-size: .85rem;
  display: flex;
  align-items: center;
  gap: 8px;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
}
.news-meta i {
  color: var(--primary);
}
.news-empty {
  font-size: 1.1rem;
  color: var(--text-secondary);
  text-align: center;
  padding: 40px 20px;
  background: #f8fafc;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-color);
}

/* ========== 数据亮点 ========== */
.stats-section {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  padding: 96px 0;
  color: #fff;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(11, 17, 32, .86);
}
.stats-section .container {
  position: relative;
  z-index: 2;
}
.stats-section .section h2,
.stats-section h2 {
  color: #fff;
}
.stats-section .section-desc {
  color: rgba(255, 255, 255, .7);
}
.stats-section .section-tag {
  background: rgba(240, 185, 11, .12);
  color: var(--accent);
}
.stat-box {
  text-align: center;
  padding: 42px 20px;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .10);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background .3s var(--ease), transform .3s var(--ease);
}
.stat-box:hover {
  background: rgba(255, 255, 255, .10);
  transform: translateY(-4px);
}
.stat-num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
  letter-spacing: -.5px;
}
.stat-label {
  color: rgba(255, 255, 255, .78);
  font-size: 1rem;
  margin-top: 8px;
  font-weight: 500;
}

/* ========== 流程指引 ========== */
.process-section {
  background: var(--bg-section);
  overflow: hidden;
}
.step-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 40px 28px;
  border: 1px solid var(--border-color);
  text-align: center;
  height: 100%;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  position: relative;
  overflow: hidden;
}
.step-card::after {
  content: '';
  position: absolute;
  top: -30px;
  right: -30px;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(79, 109, 245, .04);
  transition: transform .3s var(--ease);
}
.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.step-card:hover::after {
  transform: scale(1.8);
}
.step-num {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 8px 20px rgba(79, 109, 245, .35);
  position: relative;
  z-index: 1;
}
.step-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}
.step-card p {
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 0;
}

/* ========== FAQ ========== */
.faq-section {
  background: #fff;
}
.faq-section .accordion {
  --bs-accordion-border-color: var(--border-color);
  --bs-accordion-radius: var(--radius-lg);
  --bs-accordion-bg: #fff;
  --bs-accordion-padding-x: 24px;
  --bs-accordion-padding-y: 20px;
  --bs-accordion-btn-focus-box-shadow: 0 0 0 3px rgba(79, 109, 245, .12);
}
.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg) !important;
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(15, 23, 42, .04);
  transition: box-shadow .25s var(--ease);
}
.accordion-item:hover {
  box-shadow: var(--shadow-sm);
}
.accordion-button {
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--text-main);
  padding: 20px 24px;
  background: #fff;
  border-radius: var(--radius-lg) !important;
  line-height: 1.4;
}
.accordion-button:not(.collapsed) {
  color: var(--primary);
  background: #f8fafc;
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(79, 109, 245, .15);
  border-radius: var(--radius-lg) !important;
}
.accordion-button::after {
  display: none;
}
.accordion-button .acc-icon {
  margin-left: auto;
  color: var(--primary);
  font-size: .9rem;
  background: rgba(79, 109, 245, .08);
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .3s var(--ease), background .3s var(--ease), color .3s;
  flex-shrink: 0;
}
.accordion-button:not(.collapsed) .acc-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.accordion-body {
  padding: 8px 24px 24px;
  color: var(--text-secondary);
  font-size: .96rem;
  line-height: 1.75;
  background: #fff;
}

/* ========== CTA ========== */
.cta-section {
  background: var(--bg-dark);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-box {
  background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
  border-radius: var(--radius-xl);
  padding: 70px 48px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(79, 109, 245, .35);
}
.cta-box::before {
  content: '';
  position: absolute;
  left: -50px;
  bottom: -50px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .10);
}
.cta-box::after {
  content: '';
  position: absolute;
  right: -30px;
  top: -30px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(240, 185, 11, .25);
}
.cta-box h2 {
  font-size: 2.1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}
.cta-box p {
  color: rgba(255, 255, 255, .88);
  font-size: 1.05rem;
  max-width: 620px;
  margin: 0 auto 34px;
  position: relative;
  z-index: 1;
  line-height: 1.7;
}
.cta-actions {
  position: relative;
  z-index: 1;
}
.btn-cta {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  border-radius: 50px;
  padding: .85rem 2.2rem;
  border: none;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), color .25s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-cta:hover,
.btn-cta:focus {
  color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .22);
}
.btn-cta-outline {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, .65);
  color: #fff;
  font-weight: 600;
  padding: .8rem 2.2rem;
  border-radius: 50px;
  transition: all .25s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-cta-outline:hover,
.btn-cta-outline:focus {
  background: rgba(255, 255, 255, .15);
  border-color: #fff;
  color: #fff;
}

/* ========== 页脚 ========== */
.site-footer {
  background: #0b1120;
  color: rgba(255, 255, 255, .7);
  padding: 64px 0 30px;
}
.footer-brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-brand i {
  color: var(--accent);
}
.footer-desc {
  color: rgba(255, 255, 255, .6);
  line-height: 1.75;
  font-size: .95rem;
  max-width: 340px;
}
.footer-title {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .3px;
}
.footer-links li {
  margin-bottom: 12px;
  font-size: .95rem;
}
.footer-links a {
  color: rgba(255, 255, 255, .65);
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}
.footer-links a:hover,
.footer-links a:focus {
  color: #fff;
  padding-left: 4px;
}
.footer-links i {
  width: 20px;
  color: rgba(255, 255, 255, .4);
  margin-right: 6px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding-top: 22px;
  margin-top: 48px;
  text-align: center;
  color: rgba(255, 255, 255, .45);
  font-size: .88rem;
  letter-spacing: .3px;
}

/* ========== 响应式 ========== */
@media (max-width: 1199.98px) {
  .hero h1 {
    font-size: 3rem;
  }
  .stat-num {
    font-size: 2.5rem;
  }
}
@media (max-width: 991.98px) {
  .section {
    padding: 72px 0;
  }
  .navbar {
    top: 12px;
    border-radius: 24px;
    padding: .5rem 1.2rem;
  }
  .navbar-collapse {
    margin-top: 10px;
    padding: 10px 6px;
    border-top: 1px solid rgba(255, 255, 255, .08);
    background: rgba(11, 17, 32, .95);
    border-radius: 20px;
  }
  .navbar .nav-link {
    padding: .7rem 1rem;
    border-radius: 12px;
  }
  .btn-nav {
    margin-top: 6px;
    width: 100%;
    justify-content: center;
  }
  .hero {
    min-height: 92vh;
    padding: 130px 0 80px;
  }
  .hero h1 {
    font-size: 2.6rem;
  }
  .hero .lead {
    font-size: 1.12rem;
  }
  .intro-img {
    min-height: 300px;
  }
  .cta-box {
    padding: 50px 30px;
  }
  .cta-box h2 {
    font-size: 1.7rem;
  }
}
@media (max-width: 767.98px) {
  .section {
    padding: 60px 0;
  }
  .section h2 {
    font-size: 1.7rem;
  }
  .section-head {
    margin-bottom: 40px;
  }
  .hero {
    min-height: 90vh;
  }
  .hero h1 {
    font-size: 2.1rem;
    letter-spacing: .5px;
  }
  .hero .lead {
    font-size: 1rem;
  }
  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  .hero-actions .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }
  .stat-num {
    font-size: 2rem;
  }
  .stat-box {
    padding: 28px 14px;
  }
  .step-card {
    padding: 30px 22px;
  }
  .faq-section .accordion-button {
    font-size: .95rem;
    padding: 16px 18px;
  }
  .cta-box {
    padding: 42px 22px;
  }
  .cta-box h2 {
    font-size: 1.45rem;
  }
  .cta-actions {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  .cta-actions .btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  .footer-title {
    margin-top: 8px;
  }
}
@media (max-width: 575.98px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  .navbar {
    width: calc(100% - 20px);
    top: 10px;
    padding: .45rem 1rem;
  }
  .navbar-brand {
    font-size: 1.2rem;
  }
  .hero {
    padding: 120px 0 70px;
  }
  .hero-badge {
    font-size: .8rem;
    padding: .4rem 1rem;
  }
  .section-tag {
    font-size: .78rem;
  }
  .news-card {
    padding: 20px;
  }
  .category-body {
    padding: 22px;
  }
  .footer {
    padding: 48px 0 24px;
  }
  .footer-bottom {
    font-size: .8rem;
  }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #4f8cff;
            --primary-2: #7c5cff;
            --accent: #f5b642;
            --accent-2: #f97316;
            --dark: #0b1020;
            --dark-2: #111827;
            --light: #f6f8fc;
            --text: #1e293b;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow: 0 10px 30px rgba(15, 23, 42, .08);
            --shadow-lg: 0 20px 50px rgba(15, 23, 42, .14);
            --transition: all .25s ease;
        }

        /* ===== 基础 reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            background: var(--light);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        :focus-visible {
            outline: 3px solid rgba(79, 140, 255, .55);
            outline-offset: 2px;
            border-radius: 6px;
        }

        .container {
            max-width: 1200px;
        }

        /* ===== 导航悬浮胶囊 ===== */
        #siteHeader {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            padding-top: 18px;
            pointer-events: none;
        }

        #siteNav {
            background: rgba(10, 15, 30, .82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 56px;
            padding: 10px 14px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, .25);
            pointer-events: auto;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 700;
            font-size: 1.15rem;
            letter-spacing: .5px;
        }

        .navbar-brand i {
            color: var(--accent);
            font-size: 1.35rem;
        }

        .navbar-brand span {
            background: linear-gradient(120deg, #fff, #dbeafe);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        #siteNav .nav-link {
            color: rgba(255, 255, 255, .75);
            border-radius: 40px;
            padding: 8px 20px;
            font-weight: 500;
            transition: var(--transition);
        }

        #siteNav .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, .08);
        }

        #siteNav .nav-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-2));
            box-shadow: 0 8px 20px rgba(79, 140, 255, .35);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .35);
            border-radius: 12px;
            padding: 6px 10px;
        }

        .navbar-toggler i {
            color: #fff;
            font-size: 1.1rem;
        }

        .btn-nav {
            background: linear-gradient(135deg, var(--accent), var(--accent-2));
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 10px 22px;
            font-weight: 600;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-nav:hover {
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 10px 24px rgba(249, 115, 22, .35);
        }

        /* ===== 页面横幅 ===== */
        .page-hero {
            position: relative;
            padding: 175px 0 90px;
            background: linear-gradient(135deg, rgba(10, 15, 30, .92), rgba(40, 30, 90, .78)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
        }

        .breadcrumb {
            background: transparent;
            margin-bottom: 20px;
        }

        .breadcrumb-item a {
            color: rgba(255, 255, 255, .7);
        }

        .breadcrumb-item a:hover {
            color: var(--accent);
        }

        .breadcrumb-item.active {
            color: var(--accent);
            font-weight: 500;
        }

        .breadcrumb-item + .breadcrumb-item::before {
            color: rgba(255, 255, 255, .4);
        }

        .page-hero h1 {
            font-size: clamp(1.9rem, 4vw, 2.9rem);
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 18px;
            letter-spacing: 1px;
        }

        .page-hero .hero-lead {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, .85);
            max-width: 680px;
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .page-hero .btn-light {
            background: #fff;
            border: none;
            border-radius: 40px;
            padding: 12px 28px;
            font-weight: 600;
            color: var(--dark);
            transition: var(--transition);
        }

        .page-hero .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(255, 255, 255, .25);
        }

        .page-hero .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .6);
            border-radius: 40px;
            padding: 12px 28px;
            font-weight: 600;
            color: #fff;
            transition: var(--transition);
        }

        .page-hero .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            color: #fff;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 85px 0;
        }

        .section-alt {
            background: #fff;
        }

        .section-soft {
            background: linear-gradient(180deg, #f0f4ff, #f8f9fe);
        }

        .section-head {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 52px;
        }

        .section-tag {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--primary-2));
            color: #fff;
            border-radius: 40px;
            padding: 6px 18px;
            font-size: .85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: clamp(1.7rem, 3.2vw, 2.4rem);
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 14px;
        }

        .section-sub {
            color: var(--text-weak);
            font-size: 1.04rem;
            line-height: 1.8;
        }

        /* ===== 数据卡 ===== */
        .stat-card {
            background: #fff;
            border-radius: 20px;
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            height: 100%;
            transition: var(--transition);
        }

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

        .stat-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: #fff;
        }

        .stat-icon.blue {
            background: linear-gradient(135deg, #3b82f6, #60a5fa);
        }

        .stat-icon.purple {
            background: linear-gradient(135deg, #7c3aed, #a78bfa);
        }

        .stat-icon.orange {
            background: linear-gradient(135deg, #f59e0b, #fbbf24);
        }

        .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.2;
        }

        .stat-label {
            color: var(--text-weak);
            margin-top: 6px;
            font-size: .95rem;
        }

        /* ===== 攻略分类卡片 ===== */
        .cat-card {
            border: none;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
            background: #fff;
            height: 100%;
            transition: var(--transition);
        }

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

        .cat-card img {
            height: 190px;
            object-fit: cover;
            width: 100%;
        }

        .cat-card .card-body {
            padding: 24px;
        }

        .cat-card .card-title {
            font-weight: 700;
            color: var(--dark);
            font-size: 1.2rem;
            margin-bottom: 10px;
        }

        .cat-card .card-text {
            color: var(--text-weak);
            font-size: .95rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .chip {
            display: inline-block;
            background: #eef2ff;
            color: #4f46e5;
            font-size: .8rem;
            border-radius: 40px;
            padding: 4px 12px;
            font-weight: 600;
            margin-right: 6px;
            margin-bottom: 6px;
        }

        .cat-link {
            color: var(--primary);
            font-weight: 600;
            font-size: .9rem;
        }

        .cat-link i {
            transition: transform .25s ease;
        }

        .cat-card:hover .cat-link i {
            transform: translateX(4px);
        }

        /* ===== 热门攻略列表 ===== */
        .hot-card {
            background: #fff;
            border-radius: 18px;
            padding: 26px 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            display: flex;
            gap: 20px;
            align-items: flex-start;
            height: 100%;
            transition: var(--transition);
        }

        .hot-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            background: linear-gradient(135deg, #fff, #f8faff);
        }

        .hot-num {
            font-size: 2rem;
            font-weight: 800;
            color: #cbd5e1;
            line-height: 1;
            min-width: 46px;
        }

        .hot-card.top .hot-num {
            color: var(--accent);
        }

        .hot-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .hot-card p {
            color: var(--text-weak);
            font-size: .9rem;
            margin: 0;
            line-height: 1.6;
        }

        .hot-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            color: var(--text-weak);
            font-size: .82rem;
            margin-top: 10px;
        }

        .hot-meta span i {
            margin-right: 4px;
            color: var(--primary);
        }

        .tag {
            display: inline-block;
            background: linear-gradient(135deg, #eef2ff, #e0e7ff);
            color: #4338ca;
            font-size: .75rem;
            border-radius: 40px;
            padding: 3px 10px;
            font-weight: 600;
            margin-right: 6px;
        }

        /* ===== 成长路线 ===== */
        .path-wrap {
            background: linear-gradient(135deg, rgba(11, 16, 32, .97), rgba(30, 27, 75, .92)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            border-radius: 32px;
            padding: 60px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .path-wrap .section-title {
            color: #fff;
        }

        .path-wrap .section-sub {
            color: rgba(255, 255, 255, .7);
        }

        .path-list {
            position: relative;
            margin-top: 36px;
        }

        .path-item {
            position: relative;
            padding: 0 0 36px 48px;
            border-left: 2px dashed rgba(255, 255, 255, .25);
        }

        .path-item:last-child {
            border-left-color: transparent;
            padding-bottom: 0;
        }

        .path-item::before {
            content: '';
            position: absolute;
            left: -9px;
            top: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 0 4px rgba(245, 182, 66, .25);
        }

        .path-step {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--primary-2));
            color: #fff;
            border-radius: 40px;
            padding: 4px 14px;
            font-size: .8rem;
            font-weight: 600;
            margin-bottom: 10px;
            letter-spacing: .5px;
        }

        .path-item h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }

        .path-item p {
            color: rgba(255, 255, 255, .7);
            font-size: .95rem;
            line-height: 1.7;
            max-width: 720px;
        }

        /* ===== 推荐攻略卡片 ===== */
        .article-card {
            border: none;
            border-radius: 20px;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow);
            height: 100%;
            transition: var(--transition);
        }

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

        .article-card img {
            height: 190px;
            object-fit: cover;
            width: 100%;
        }

        .article-card .card-body {
            padding: 24px;
        }

        .article-card .card-title {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .article-card .card-text {
            color: var(--text-weak);
            font-size: .9rem;
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-weak);
            font-size: .82rem;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border-radius: 16px;
            border: 1px solid var(--border);
            padding: 22px 26px;
            margin-bottom: 14px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
        }

        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
        }

        .faq-q {
            font-weight: 700;
            color: var(--dark);
            font-size: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

        .faq-q i {
            color: var(--primary);
            font-size: 1.1rem;
            transition: transform .3s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }

        .faq-a {
            color: var(--text-weak);
            margin-top: 12px;
            display: none;
            font-size: .95rem;
            line-height: 1.8;
            padding-top: 12px;
            border-top: 1px dashed var(--border);
        }

        .faq-item.open .faq-a {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #0b1020, #1e1b4b), url('/assets/images/backpic/back-1.png') center/cover;
            border-radius: 32px;
            padding: 64px;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245, 182, 66, .25), transparent 70%);
        }

        .cta-section h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, .75);
            font-size: 1rem;
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 30px;
        }

        .cta-btn {
            background: linear-gradient(135deg, var(--accent), var(--accent-2));
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 14px 32px;
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(249, 115, 22, .3);
        }

        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 34px rgba(249, 115, 22, .4);
            color: #fff;
        }

        .cta-note {
            display: block;
            margin-top: 14px;
            font-size: .82rem;
            color: rgba(255, 255, 255, .5);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0b1020;
            color: #94a3b8;
            padding: 64px 0 28px;
            margin-top: 90px;
        }

        .footer-brand {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand i {
            color: var(--accent);
        }

        .footer-desc {
            margin-top: 14px;
            line-height: 1.8;
            font-size: .92rem;
            max-width: 340px;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .footer-links li {
            margin-bottom: 10px;
            font-size: .92rem;
        }

        .footer-links a {
            color: #94a3b8;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
            transform: translateX(4px);
        }

        .footer-links a i {
            font-size: .7rem;
            color: var(--primary);
        }

        .footer-links li:not(:has(a)) {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-links li i {
            color: var(--primary);
            width: 16px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding-top: 24px;
            margin-top: 44px;
            text-align: center;
            font-size: .85rem;
            color: rgba(255, 255, 255, .45);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            #siteHeader {
                padding-top: 12px;
            }

            #siteNav {
                border-radius: 24px;
                margin: 0 10px;
            }

            .navbar-collapse {
                padding: 10px 4px 4px;
            }

            #siteNav .nav-link {
                padding: 10px 18px;
            }

            .btn-nav {
                margin: 8px 4px 0;
                display: inline-block;
                text-align: center;
            }

            .page-hero {
                padding: 150px 0 70px;
            }

            .cta-section {
                padding: 44px 28px;
                border-radius: 24px;
            }

            .path-wrap {
                padding: 44px 28px;
                border-radius: 24px;
            }

            .footer-bottom {
                text-align: center;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }

            .page-hero h1 {
                font-size: 1.8rem;
            }

            .page-hero .hero-lead {
                font-size: 1rem;
            }

            .hot-card {
                flex-direction: row;
            }

            .stat-card {
                padding: 24px 16px;
            }

            .stat-num {
                font-size: 1.8rem;
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }

            .path-item {
                padding-left: 40px;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                padding: 135px 0 60px;
            }

            #siteNav {
                border-radius: 18px;
                padding: 8px 10px;
            }

            .navbar-brand {
                font-size: 1rem;
            }

            .navbar-brand i {
                font-size: 1.1rem;
            }

            .hot-card {
                flex-direction: column;
                gap: 12px;
                padding: 20px;
            }

            .hot-num {
                font-size: 1.6rem;
                min-width: auto;
            }

            .path-wrap {
                padding: 36px 18px;
            }

            .path-item {
                padding-left: 32px;
            }

            .faq-item {
                padding: 18px 18px;
            }

            .cta-section {
                padding: 36px 20px;
            }

            .cta-btn {
                width: 100%;
                text-align: center;
            }

            .cat-card img,
            .article-card img {
                height: 160px;
            }
        }

/* roulang page: category2 */
:root {
            --x-primary: #0b0f2a;
            --x-primary-2: #141b45;
            --x-accent: #f5b942;
            --x-accent-2: #00d4ff;
            --x-green: #2dd4a7;
            --x-text: #e8ecf8;
            --x-muted: #9aa8d0;
            --x-border: rgba(255, 255, 255, 0.08);
            --x-bg: #070b1f;
            --x-card: #0e1430;
            --x-radius: 20px;
            --x-radius-sm: 12px;
            --x-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
            --x-shadow-sm: 0 8px 30px rgba(0, 0, 0, 0.3);
            --x-glow: 0 0 40px rgba(0, 212, 255, 0.12);
            --x-space: 80px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--x-bg);
            color: var(--x-text);
            line-height: 1.7;
            overflow-x: hidden;
        }

        a {
            color: var(--x-accent-2);
            text-decoration: none;
            transition: all 0.3s ease;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1060;
            padding-top: 14px;
        }

        .site-nav {
            background: rgba(10, 14, 39, 0.86);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--x-border);
            border-radius: 999px;
            margin: 0 24px;
            padding: 6px 18px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
            transition: all 0.3s ease;
        }

        .site-nav .navbar-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 1.2rem;
            letter-spacing: 0.5px;
            color: var(--x-text);
            padding: 6px 0;
        }

        .site-nav .navbar-brand i {
            color: var(--x-accent);
            font-size: 1.35rem;
        }

        .site-nav .navbar-nav {
            gap: 2px;
        }

        .site-nav .nav-link {
            color: var(--x-muted);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px 18px;
            border-radius: 999px;
            transition: all 0.3s ease;
        }

        .site-nav .nav-link:hover,
        .site-nav .nav-link.active {
            color: var(--x-text);
            background: rgba(255, 255, 255, 0.08);
        }

        .site-nav .nav-link.active {
            color: var(--x-accent);
            font-weight: 600;
        }

        .site-nav .btn-nav {
            background: linear-gradient(135deg, var(--x-accent), #ff9f43);
            color: #1a1c3a;
            border: none;
            border-radius: 999px;
            padding: 9px 22px;
            font-weight: 600;
            font-size: 0.92rem;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(245, 185, 66, 0.25);
        }

        .site-nav .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(245, 185, 66, 0.4);
            color: #1a1c3a;
        }

        .navbar-toggler {
            border: 1px solid var(--x-border);
            border-radius: 12px;
            color: var(--x-text);
            padding: 8px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 0.25rem rgba(245, 185, 66, 0.15);
        }

        @media (max-width: 991.98px) {
            .site-nav {
                border-radius: 24px;
                padding: 10px 16px;
            }
            .site-nav .navbar-collapse {
                background: var(--x-primary);
                border-radius: 16px;
                margin-top: 10px;
                padding: 12px;
                border: 1px solid var(--x-border);
            }
            .site-nav .nav-link {
                padding: 10px 14px;
            }
            .site-nav .btn-nav {
                display: block;
                text-align: center;
                margin-top: 8px;
            }
        }

        /* ===== 按钮 ===== */
        .btn-round {
            border-radius: 999px;
            padding: 12px 28px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--x-accent), #ff9f43);
            color: #1a1c3a;
            border: none;
            box-shadow: 0 8px 30px rgba(245, 185, 66, 0.3);
        }

        .btn-accent:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(245, 185, 66, 0.45);
            color: #1a1c3a;
        }

        .btn-outline {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--x-text);
            background: rgba(255, 255, 255, 0.04);
        }

        .btn-outline:hover {
            border-color: var(--x-accent);
            color: var(--x-accent);
            background: rgba(245, 185, 66, 0.08);
            transform: translateY(-3px);
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 120px 0 100px;
            margin-top: -74px;
            border-radius: 0 0 40px 40px;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 11, 31, 0.75) 0%, rgba(7, 11, 31, 0.85) 60%, var(--x-bg) 100%);
            border-radius: 0 0 40px 40px;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .category-hero-content {
            max-width: 760px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 185, 66, 0.15);
            color: var(--x-accent);
            border: 1px solid rgba(245, 185, 66, 0.3);
            border-radius: 999px;
            padding: 6px 18px;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: 24px;
        }

        .category-hero h1 {
            font-size: clamp(1.8rem, 4vw, 3rem);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

        .category-hero h1 span {
            color: var(--x-accent);
        }

        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: var(--x-muted);
            max-width: 620px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        @media (max-width: 767px) {
            .category-hero {
                padding: 110px 0 70px;
            }
            .category-hero-content {
                text-align: left;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                text-align: center;
            }
        }

        /* ===== 通用板块 ===== */
        .section-block {
            padding: var(--x-space) 0;
        }

        .section-header {
            margin-bottom: 42px;
        }

        .section-header .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--x-accent);
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-header .section-tag i {
            font-size: 0.75rem;
        }

        .section-header h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .section-header p {
            color: var(--x-muted);
            font-size: 1rem;
            max-width: 640px;
        }

        .section-header.text-center p {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 赛事卡片 ===== */
        .tournament-card {
            background: var(--x-card);
            border: 1px solid var(--x-border);
            border-radius: var(--x-radius);
            overflow: hidden;
            height: 100%;
            transition: all 0.4s ease;
            box-shadow: var(--x-shadow-sm);
        }

        .tournament-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--x-shadow);
            border-color: rgba(245, 185, 66, 0.3);
        }

        .tournament-card .card-cover {
            position: relative;
            overflow: hidden;
            border-radius: var(--x-radius) var(--x-radius) 0 0;
        }

        .tournament-card .card-cover img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .tournament-card .card-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(10, 14, 39, 0.85) 100%);
        }

        .tournament-card .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(10, 14, 39, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--x-text);
            border-radius: 999px;
            padding: 4px 14px;
            font-size: 0.8rem;
            font-weight: 500;
        }

        .tournament-card .card-badge.hot {
            background: linear-gradient(135deg, var(--x-accent), #ff9f43);
            color: #1a1c3a;
            border: none;
        }

        .tournament-card .card-body {
            padding: 22px;
            position: relative;
        }

        .tournament-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            color: var(--x-muted);
            font-size: 0.85rem;
            margin-bottom: 10px;
        }

        .tournament-card .card-meta i {
            color: var(--x-accent-2);
            margin-right: 4px;
        }

        .tournament-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .tournament-card p {
            color: var(--x-muted);
            font-size: 0.93rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .tournament-card .card-footer-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--x-border);
        }

        .tournament-card .card-footer-row .status {
            font-size: 0.85rem;
            color: var(--x-green);
            font-weight: 500;
        }

        .tournament-card .card-footer-row .status.ended {
            color: var(--x-muted);
        }

        .tournament-card .card-footer-row .more-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--x-accent-2);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .tournament-card .card-footer-row .more-link:hover {
            color: var(--x-accent);
        }

        /* ===== 数据排行 ===== */
        .rank-section {
            background: linear-gradient(180deg, var(--x-primary), var(--x-primary-2));
            border-radius: 32px;
            padding: 60px 40px;
            border: 1px solid var(--x-border);
            position: relative;
            overflow: hidden;
        }

        .rank-section::before {
            content: "";
            position: absolute;
            width: 320px;
            height: 320px;
            right: -100px;
            top: -100px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.08), transparent 70%);
            border-radius: 50%;
        }

        .rank-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }

        .stat-box {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--x-border);
            border-radius: var(--x-radius-sm);
            padding: 22px 18px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .stat-box:hover {
            background: rgba(255, 255, 255, 0.07);
            transform: translateY(-3px);
            border-color: rgba(245, 185, 66, 0.3);
        }

        .stat-box .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--x-accent);
            line-height: 1.2;
        }

        .stat-box .stat-label {
            color: var(--x-muted);
            font-size: 0.88rem;
            margin-top: 6px;
        }

        .rank-table-wrap {
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--x-radius);
            border: 1px solid var(--x-border);
            overflow: hidden;
        }

        .rank-table {
            width: 100%;
            border-collapse: collapse;
        }

        .rank-table thead th {
            background: rgba(255, 255, 255, 0.05);
            color: var(--x-muted);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 14px 20px;
            border-bottom: 1px solid var(--x-border);
            letter-spacing: 0.5px;
        }

        .rank-table tbody td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--x-border);
            font-size: 0.95rem;
            vertical-align: middle;
        }

        .rank-table tbody tr:last-child td {
            border-bottom: none;
        }

        .rank-table tbody tr {
            transition: all 0.2s ease;
        }

        .rank-table tbody tr:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .rank-table .rank-num {
            font-weight: 800;
            color: var(--x-accent);
            font-size: 1.1rem;
        }

        .rank-table .team-info {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .rank-table .team-avatar {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            background: linear-gradient(135deg, var(--x-primary-2), var(--x-primary));
            border: 1px solid var(--x-border);
            color: var(--x-accent-2);
        }

        .rank-table .team-name {
            font-weight: 600;
        }

        .rank-table .team-region {
            color: var(--x-muted);
            font-size: 0.85rem;
        }

        @media (max-width: 768px) {
            .rank-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .rank-section {
                padding: 32px 18px;
            }
            .rank-table thead {
                display: none;
            }
            .rank-table tbody tr {
                display: block;
                padding: 14px;
                margin-bottom: 12px;
                background: rgba(255, 255, 255, 0.03);
                border-radius: var(--x-radius-sm);
                border: 1px solid var(--x-border);
            }
            .rank-table tbody td {
                display: flex;
                justify-content: space-between;
                align-items: center;
                border: none;
                padding: 6px 4px;
                font-size: 0.9rem;
            }
        }

        /* ===== 时间线 ===== */
        .timeline-wrap {
            position: relative;
            padding-left: 40px;
            max-width: 760px;
        }

        .timeline-wrap::before {
            content: "";
            position: absolute;
            left: 14px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(180deg, var(--x-accent), var(--x-accent-2), transparent);
            opacity: 0.4;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 36px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: -36px;
            top: 8px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--x-accent);
            border: 3px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 0 0 6px rgba(245, 185, 66, 0.15);
        }

        .timeline-item .timeline-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--x-accent);
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 6px;
        }

        .timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .timeline-item p {
            color: var(--x-muted);
            font-size: 0.92rem;
            margin-bottom: 8px;
        }

        .timeline-item .timeline-tag {
            display: inline-flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .timeline-item .timeline-tag span {
            font-size: 0.8rem;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--x-border);
            border-radius: 999px;
            padding: 3px 12px;
            color: var(--x-muted);
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            background: var(--x-card);
            border: 1px solid var(--x-border);
            border-radius: var(--x-radius-sm);
            padding: 18px;
            transition: all 0.3s ease;
            align-items: flex-start;
        }

        .news-item:hover {
            background: rgba(255, 255, 255, 0.03);
            transform: translateX(4px);
            border-color: rgba(245, 185, 66, 0.3);
        }

        .news-item .news-thumb {
            flex: 0 0 110px;
            height: 86px;
            border-radius: 12px;
            overflow: hidden;
        }

        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-item .news-content {
            flex: 1;
        }

        .news-item .news-cat {
            font-size: 0.78rem;
            color: var(--x-accent);
            font-weight: 600;
            margin-bottom: 4px;
        }

        .news-item h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .news-item .news-meta {
            display: flex;
            gap: 16px;
            color: var(--x-muted);
            font-size: 0.83rem;
        }

        .news-item .news-meta i {
            color: var(--x-accent-2);
            margin-right: 4px;
        }

        @media (max-width: 640px) {
            .news-item {
                flex-direction: column;
                gap: 12px;
            }
            .news-item .news-thumb {
                flex: 0 0 auto;
                width: 100%;
                height: 140px;
            }
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--x-card);
            border: 1px solid var(--x-border);
            border-radius: var(--x-radius-sm);
            padding: 24px 26px;
            margin-bottom: 14px;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(245, 185, 66, 0.3);
            box-shadow: var(--x-shadow-sm);
        }

        .faq-item .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 14px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--x-text);
            margin-bottom: 0;
        }

        .faq-item .faq-q i {
            color: var(--x-accent-2);
            font-size: 1.1rem;
        }

        .faq-item .faq-a {
            color: var(--x-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-top: 12px;
            padding-left: 6px;
            border-left: 2px solid rgba(245, 185, 66, 0.4);
        }

        /* 使用details/summary做手风琴 */
        .faq-item details summary {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 14px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            list-style: none;
            color: var(--x-text);
        }

        .faq-item details summary::-webkit-details-marker {
            display: none;
        }

        .faq-item details summary i:last-child {
            transition: transform 0.3s ease;
            color: var(--x-accent-2);
        }

        .faq-item details[open] summary i:last-child {
            transform: rotate(180deg);
        }

        .faq-item details summary:hover {
            color: var(--x-accent);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--x-primary), var(--x-primary-2));
            border-radius: 32px;
            padding: 60px 40px;
            text-align: center;
            border: 1px solid var(--x-border);
            position: relative;
            overflow: hidden;
            margin-bottom: var(--x-space);
        }

        .cta-section::before {
            content: "";
            position: absolute;
            width: 400px;
            height: 400px;
            left: -150px;
            bottom: -150px;
            background: radial-gradient(circle, rgba(245, 185, 66, 0.08), transparent 70%);
            border-radius: 50%;
        }

        .cta-section h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: var(--x-muted);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto 30px;
        }

        .cta-section .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
            position: relative;
            z-index: 2;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--x-primary);
            border-top: 1px solid var(--x-border);
            padding: 70px 0 30px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--x-text);
            margin-bottom: 16px;
        }

        .footer-brand i {
            color: var(--x-accent);
            font-size: 1.4rem;
        }

        .footer-desc {
            color: var(--x-muted);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .footer-title {
            color: var(--x-text);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

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

        .footer-links li {
            margin-bottom: 10px;
            color: var(--x-muted);
            font-size: 0.92rem;
        }

        .footer-links a {
            color: var(--x-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.3s ease;
        }

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

        .footer-links li i {
            color: var(--x-accent-2);
            font-size: 0.8rem;
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid var(--x-border);
            margin-top: 50px;
            padding-top: 24px;
            text-align: center;
            color: var(--x-muted);
            font-size: 0.85rem;
        }

        /* ===== 动画 ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-up {
            animation: fadeInUp 0.6s ease both;
        }

        .animate-up.delay-1 {
            animation-delay: 0.1s;
        }

        .animate-up.delay-2 {
            animation-delay: 0.2s;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            :root {
                --x-space: 60px;
            }
            .rank-stats {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 767px) {
            .section-block {
                padding: 50px 0;
            }
            .cta-section {
                padding: 40px 24px;
                border-radius: 24px;
            }
            .tournament-card .card-cover img {
                height: 170px;
            }
            .category-hero {
                padding: 100px 0 60px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .site-nav {
                margin: 0 10px;
                padding: 6px 12px;
            }
            .stat-box .stat-num {
                font-size: 1.6rem;
            }
            .timeline-wrap {
                padding-left: 32px;
            }
            .timeline-item::before {
                left: -30px;
            }
            .rank-table tbody td {
                font-size: 0.85rem;
            }
            .hero-actions .btn-round {
                font-size: 0.88rem;
                padding: 10px 18px;
            }
        }

/* roulang page: article */
:root {
            --primary: #7c5cfc;
            --primary-dark: #6344e0;
            --primary-light: rgba(124, 92, 252, 0.12);
            --accent: #00d4ff;
            --accent-glow: rgba(0, 212, 255, 0.25);
            --dark: #0c0e1e;
            --dark-2: #151833;
            --sky: #f4f5fc;
            --white: #ffffff;
            --text: #1d2142;
            --text-2: #4a5069;
            --text-muted: #767c92;
            --border: rgba(124, 92, 252, 0.14);
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 8px rgba(10, 15, 40, 0.06);
            --shadow-md: 0 10px 28px rgba(10, 15, 40, 0.08);
            --shadow-lg: 0 22px 55px rgba(10, 15, 40, 0.13);
            --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--sky);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        ul,
        ol {
            padding-left: 0;
            list-style: none;
        }
        .container {
            max-width: 1160px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* 导航 */
        .navbar {
            padding: 14px 0;
            background: rgba(12, 14, 30, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }
        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff !important;
            letter-spacing: 0.5px;
        }
        .navbar-brand i {
            color: var(--accent);
            font-size: 22px;
            filter: drop-shadow(0 0 10px var(--accent-glow));
        }
        .navbar-collapse {
            flex: 1;
        }
        .navbar-nav {
            display: flex;
            gap: 4px;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.75) !important;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 18px !important;
            border-radius: 40px;
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: #fff !important;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-link.active {
            color: #fff !important;
            background: var(--primary);
            box-shadow: 0 8px 20px rgba(124, 92, 252, 0.32);
        }
        .btn-nav {
            background: var(--gradient, linear-gradient(135deg, #7c5cfc 0%, #5b3df0 100%));
            color: #fff !important;
            border: none;
            padding: 9px 22px;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            box-shadow: 0 6px 18px rgba(124, 92, 252, 0.3);
        }
        .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(124, 92, 252, 0.4);
            color: #fff;
        }
        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 12px;
            color: #fff;
            border-radius: 10px;
            background: transparent;
            font-size: 18px;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(124, 92, 252, 0.4);
        }

        /* 文章 Hero */
        .article-hero {
            min-height: 340px;
            display: flex;
            align-items: center;
            padding: 130px 0 70px;
            background: linear-gradient(135deg, rgba(10, 12, 28, 0.86), rgba(20, 15, 50, 0.72)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            position: relative;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(124, 92, 252, 0.22) 0%, transparent 70%);
        }
        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -80%;
            left: 10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.14) 0%, transparent 70%);
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-nav {
            display: flex;
            justify-content: center;
            margin-bottom: 26px;
        }
        .breadcrumb {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            padding: 8px 20px;
            border-radius: 40px;
            margin: 0;
        }
        .breadcrumb-item {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }
        .breadcrumb-item a {
            color: rgba(255, 255, 255, 0.85);
        }
        .breadcrumb-item a:hover {
            color: var(--accent);
        }
        .breadcrumb-item.active {
            color: rgba(255, 255, 255, 0.5);
            max-width: 200px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .breadcrumb-item+.breadcrumb-item::before {
            content: '›';
            color: rgba(255, 255, 255, 0.4);
        }
        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 30px;
            margin-bottom: 16px;
            box-shadow: 0 4px 15px rgba(124, 92, 252, 0.4);
        }
        .category-badge i {
            font-size: 11px;
        }
        .article-hero-content {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        .article-hero-content h1 {
            color: #fff;
            font-size: 38px;
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: 0.5px;
            margin-bottom: 18px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }
        .article-meta {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.72);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta i {
            color: var(--accent);
        }

        /* 正文区域 */
        .article-section {
            padding: 60px 0;
            background: var(--sky);
            position: relative;
        }
        .article-body {
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            padding: 0;
            margin-bottom: 40px;
        }
        .article-cover {
            width: 100%;
            height: 360px;
            object-fit: cover;
            border-radius: 0;
        }
        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .article-content {
            padding: 40px 46px;
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
        }
        .article-content p {
            margin-bottom: 22px;
            color: var(--text-2);
            font-size: 16px;
            line-height: 1.85;
        }
        .article-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text);
            margin: 40px 0 20px;
            padding-left: 16px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            margin: 32px 0 14px;
            line-height: 1.5;
        }
        .article-content blockquote {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
            padding: 20px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            color: var(--text);
            font-size: 15px;
            font-style: italic;
        }
        .article-content ul,
        .article-content ol {
            padding-left: 22px;
            margin-bottom: 22px;
            color: var(--text-2);
        }
        .article-content ul li {
            list-style: disc;
            margin-bottom: 8px;
        }
        .article-content ol li {
            list-style: decimal;
            margin-bottom: 8px;
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 30px auto;
            box-shadow: var(--shadow-md);
        }
        .article-content a {
            color: var(--primary);
            border-bottom: 1px solid transparent;
        }
        .article-content a:hover {
            border-bottom-color: var(--primary);
        }
        .article-content table {
            width: 100%;
            margin: 24px 0;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .article-content table th {
            background: var(--primary-light);
            padding: 12px 16px;
            font-weight: 600;
            color: var(--text);
            border-bottom: 1px solid var(--border);
        }
        .article-content table td {
            padding: 10px 16px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            color: var(--text-2);
        }
        .article-content code {
            background: rgba(124, 92, 252, 0.08);
            padding: 2px 8px;
            border-radius: 5px;
            font-size: 14px;
            color: var(--primary-dark);
        }
        .article-content pre {
            background: var(--dark);
            color: #e3e6f5;
            padding: 20px;
            border-radius: var(--radius-sm);
            overflow-x: auto;
            margin: 24px 0;
        }
        .not-found {
            text-align: center;
            padding: 80px 30px;
        }
        .not-found h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            border: none;
            padding: 0;
        }
        .not-found p {
            color: var(--text-muted);
            margin-bottom: 28px;
        }
        .not-found .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            border: none;
            padding: 12px 30px;
            border-radius: 40px;
            font-weight: 600;
            color: #fff;
            transition: var(--transition);
            box-shadow: 0 8px 20px rgba(124, 92, 252, 0.3);
        }
        .not-found .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(124, 92, 252, 0.42);
        }

        /* 文章页脚信息 */
        .article-footer-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            padding: 24px 46px;
            border-top: 1px solid rgba(0, 0, 0, 0.05);
            background: #fafafe;
        }
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-item {
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 13px;
            padding: 5px 14px;
            border-radius: 30px;
            font-weight: 500;
            transition: var(--transition);
        }
        .tag-item:hover {
            background: var(--primary);
            color: #fff;
        }
        .share-box {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .share-box span {
            font-size: 13px;
            color: var(--text-muted);
        }
        .share-icon {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 14px;
            transition: var(--transition);
        }
        .share-icon:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* 侧边栏 */
        .article-sidebar .sidebar-card {
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 26px;
            margin-bottom: 24px;
            border: 1px solid rgba(0, 0, 0, 0.04);
            transition: var(--transition);
        }
        .sidebar-card:hover {
            box-shadow: var(--shadow-md);
        }
        .sidebar-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
            position: relative;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3::before {
            content: '';
            width: 4px;
            height: 18px;
            background: var(--primary);
            border-radius: 4px;
        }
        .category-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .category-links a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: var(--sky);
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
        }
        .category-links a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateX(4px);
            box-shadow: 0 6px 16px rgba(124, 92, 252, 0.22);
        }
        .category-links a .count {
            font-size: 13px;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.7);
            padding: 2px 10px;
            border-radius: 20px;
        }
        .category-links a:hover .count {
            color: var(--primary);
        }
        .latest-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .latest-list li {
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
            padding: 12px 0;
            transition: var(--transition);
        }
        .latest-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .latest-list a {
            display: block;
        }
        .latest-list .latest-title {
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            line-height: 1.5;
            display: block;
            margin-bottom: 4px;
            transition: var(--transition);
        }
        .latest-list a:hover .latest-title {
            color: var(--primary);
        }
        .latest-list .latest-meta {
            font-size: 12px;
            color: var(--text-muted);
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary) 0%, #5b3df0 100%);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            color: #fff;
            text-align: center;
            box-shadow: 0 14px 34px rgba(124, 92, 252, 0.3);
        }
        .sidebar-cta h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            border: none;
            padding: 0;
            color: #fff;
        }
        .sidebar-cta h3::before {
            display: none;
        }
        .sidebar-cta p {
            font-size: 14px;
            opacity: 0.9;
            margin-bottom: 22px;
        }
        .sidebar-cta .btn-light {
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: 40px;
            padding: 10px 26px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
        }
        .sidebar-cta .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.16);
        }

        /* 相关推荐 */
        .related-section {
            padding: 70px 0;
            background: var(--white);
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 18px;
            border-radius: 30px;
            margin-bottom: 10px;
        }
        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 8px;
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 15px;
        }
        .content-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            border: 1px solid rgba(0, 0, 0, 0.04);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .card-image {
            position: relative;
            height: 190px;
            overflow: hidden;
        }
        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .content-card:hover .card-image img {
            transform: scale(1.06);
        }
        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(12, 14, 30, 0.68);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.14);
        }
        .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.55;
            margin-bottom: 10px;
            color: var(--text);
        }
        .card-body h3 a {
            color: inherit;
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-muted);
        }
        .card-meta i {
            margin-right: 4px;
            color: var(--primary);
        }

        /* CTA */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(135deg, rgba(10, 12, 28, 0.94), rgba(20, 12, 40, 0.9)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            position: relative;
            overflow: hidden;
        }
        .cta-box {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            padding: 60px 50px;
            text-align: center;
            position: relative;
            z-index: 2;
        }
        .cta-box h2 {
            color: #fff;
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-box p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            max-width: 500px;
            margin: 0 auto 32px;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #0d0f1e !important;
            border: none;
            padding: 14px 36px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 16px;
            transition: var(--transition);
            box-shadow: 0 10px 26px rgba(0, 212, 255, 0.35);
        }
        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 36px rgba(0, 212, 255, 0.5);
        }

        /* 页脚 */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand i {
            color: var(--accent);
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
            margin: 0;
        }
        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 12px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .footer-links {
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
            font-size: 14px;
        }
        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-links i {
            font-size: 11px;
            color: var(--primary);
        }
        .footer-bottom {
            margin-top: 50px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.45);
        }

        /* 响应式 */
        @media (max-width: 992px) {
            .article-hero {
                min-height: 320px;
                padding: 110px 0 50px;
            }
            .article-hero-content h1 {
                font-size: 30px;
            }
            .navbar-nav {
                padding: 10px 0;
            }
            .nav-link {
                text-align: center;
            }
            .btn-nav {
                margin: 10px auto;
                display: flex;
                justify-content: center;
            }
            .article-content {
                padding: 30px 26px;
            }
            .article-footer-meta {
                padding: 20px 26px;
            }
        }
        @media (max-width: 768px) {
            .article-hero {
                min-height: 290px;
                padding: 100px 0 44px;
            }
            .article-hero-content h1 {
                font-size: 24px;
            }
            .article-meta {
                gap: 12px;
                font-size: 13px;
            }
            .article-section {
                padding: 40px 0;
            }
            .article-cover {
                height: 220px;
            }
            .article-content {
                padding: 24px 18px;
                font-size: 15px;
                line-height: 1.8;
            }
            .article-content h2 {
                font-size: 22px;
            }
            .article-footer-meta {
                flex-direction: column;
                align-items: flex-start;
                padding: 18px;
            }
            .cta-box {
                padding: 40px 24px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .site-footer {
                padding-top: 50px;
            }
        }
        @media (max-width: 520px) {
            .navbar-brand {
                font-size: 17px;
            }
            .article-hero-content h1 {
                font-size: 20px;
            }
            .breadcrumb {
                padding: 6px 12px;
                font-size: 12px;
            }
            .category-badge {
                font-size: 12px;
                padding: 4px 12px;
            }
            .article-meta {
                flex-direction: column;
                gap: 8px;
            }
            .article-cover {
                height: 180px;
            }
            .content-card .card-image {
                height: 160px;
            }
            .card-body {
                padding: 16px;
            }
            .related-section {
                padding: 50px 0;
            }
            .cta-section {
                padding: 50px 0;
            }
        }