/* ===================================
   星空体育 - 翠绿竹林东方风 主样式表
   竹叶绿 #4b793a | 宣纸白 #f8f8f8
   墨黑 #333333 | 印章红 #c23616
   =================================== */

/* --- 字体引入 --- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600;700&family=ZCOOL+KuHei&display=swap');

/* --- CSS变量 --- */
:root {
  --bamboo-green: #4b793a;
  --bamboo-green-light: #6a9b58;
  --bamboo-green-dark: #365a2b;
  --paper-white: #f8f8f8;
  --paper-ivory: #f5f0e8;
  --ink-black: #333333;
  --ink-dark: #1a1a1a;
  --seal-red: #c23616;
  --seal-red-dark: #a02e12;
  --gold-accent: #c9a96e;
  --cloud-gray: #e8e4dc;
  --font-title: 'ZCOOL KuHei', 'STHeiti', 'Microsoft YaHei', sans-serif;
  --font-body: 'Noto Serif SC', 'SimSun', 'Songti SC', serif;
}

/* --- 重置与基础 --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  color: var(--ink-black);
  background-color: var(--paper-white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--bamboo-green);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--seal-red);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  color: var(--ink-dark);
  line-height: 1.4;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- 干扰标签隐藏 --- */
.jammer-block {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
  opacity: 0;
  pointer-events: none;
}

/* --- 竹叶飘落动画 --- */
.bamboo-leaf {
  position: fixed;
  top: -50px;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.6;
  animation: leafFall linear infinite;
}

@keyframes leafFall {
  0% {
    transform: translateY(-50px) rotate(0deg) translateX(0);
    opacity: 0.7;
  }
  25% {
    transform: translateY(25vh) rotate(90deg) translateX(30px);
    opacity: 0.6;
  }
  50% {
    transform: translateY(50vh) rotate(180deg) translateX(-20px);
    opacity: 0.5;
  }
  75% {
    transform: translateY(75vh) rotate(270deg) translateX(40px);
    opacity: 0.4;
  }
  100% {
    transform: translateY(105vh) rotate(360deg) translateX(10px);
    opacity: 0;
  }
}

/* --- 水墨晕染动画 --- */
.ink-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.ink-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- 导航栏（非sticky） --- */
.nav-header {
  background: linear-gradient(180deg, var(--ink-dark) 0%, var(--bamboo-green-dark) 100%);
  padding: 0;
  position: relative;
  z-index: 100;
}

.nav-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo img {
  height: 50px;
  width: auto;
}

.nav-logo .brand-text {
  font-family: var(--font-title);
  color: #fff;
  font-size: 1.2rem;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 0;
  flex-wrap: wrap;
}

.nav-menu li a {
  display: block;
  color: var(--paper-white);
  padding: 10px 16px;
  font-family: var(--font-title);
  font-size: 0.95rem;
  border-bottom: 3px solid transparent;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--gold-accent);
  border-bottom-color: var(--seal-red);
  background: rgba(255,255,255,0.05);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* --- Hero全屏模块 --- */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-section .hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(75,121,58,0.4) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  color: #fff;
  padding: 20px;
}

.hero-content .hero-logo {
  max-width: 400px;
  margin: 0 auto 30px;
  filter: drop-shadow(0 4px 20px rgba(0,0,0,0.5));
}

.hero-content h1 {
  font-size: 2.5rem;
  color: #fff;
  text-shadow: 2px 2px 10px rgba(0,0,0,0.7);
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 1.2rem;
  text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
  margin-bottom: 30px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* --- 印章CTA按钮 --- */
.cta-seal {
  display: inline-block;
  background: var(--seal-red);
  color: #fff;
  padding: 16px 40px;
  font-family: var(--font-title);
  font-size: 1.3rem;
  border: 3px solid var(--seal-red-dark);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(194,54,22,0.4);
  position: relative;
  overflow: hidden;
}

.cta-seal:hover {
  background: var(--seal-red-dark);
  color: #fff;
  transform: scale(1.08);
  box-shadow: 0 6px 25px rgba(194,54,22,0.6);
}

/* --- 卷轴画布局模块 --- */
.scroll-section {
  position: relative;
  padding: 80px 0;
  background-color: var(--paper-ivory);
  background-image: url('../images/scroll-bg.webp');
  background-size: 400px;
  background-repeat: repeat;
}

.scroll-section::before,
.scroll-section::after {
  content: '';
  display: block;
  height: 60px;
  background: linear-gradient(180deg, transparent, var(--paper-ivory));
}

.scroll-section::after {
  background: linear-gradient(0deg, transparent, var(--paper-ivory));
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 2.2rem;
  color: var(--ink-dark);
  position: relative;
  display: inline-block;
  padding: 0 30px;
}

.section-title h2 span {
  color: var(--bamboo-green);
}

.section-title h2::before,
.section-title h2::after {
  content: '◆';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--seal-red);
  font-size: 0.8rem;
}

.section-title h2::before {
  left: 0;
}

.section-title h2::after {
  right: 0;
}

.section-title p {
  color: var(--bamboo-green);
  font-size: 1rem;
  margin-top: 10px;
}

/* --- 品牌介绍古籍模块 --- */
.ancient-book-section {
  background: var(--paper-ivory);
  padding: 80px 0;
}

.book-wrapper {
  max-width: 900px;
  margin: 0 auto;
  background: var(--paper-white);
  border: 2px solid var(--cloud-gray);
  border-radius: 8px;
  padding: 50px 40px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  position: relative;
}

.book-wrapper::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  bottom: 10px;
  border: 1px solid var(--cloud-gray);
  border-radius: 4px;
  pointer-events: none;
}

.book-wrapper .book-title {
  text-align: center;
  font-size: 1.8rem;
  color: var(--bamboo-green-dark);
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--bamboo-green);
}

.book-wrapper .chapter {
  margin-bottom: 30px;
}

.book-wrapper .chapter h4 {
  color: var(--seal-red);
  font-size: 1.2rem;
  margin-bottom: 12px;
  padding-left: 15px;
  border-left: 4px solid var(--seal-red);
}

.book-wrapper .chapter p {
  text-indent: 2em;
  margin-bottom: 12px;
  color: var(--ink-black);
}

.book-image {
  width: 100%;
  border-radius: 8px;
  margin: 20px 0;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* --- 武学招式拆解 --- */
.wushu-section {
  background: var(--paper-white);
  padding: 80px 0;
}

.wushu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.wushu-image {
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.wushu-steps {
  list-style: none;
}

.wushu-steps li {
  padding: 15px 0;
  border-bottom: 1px dashed var(--cloud-gray);
  position: relative;
  padding-left: 40px;
}

.wushu-steps li::before {
  content: attr(data-step);
  position: absolute;
  left: 0;
  top: 15px;
  width: 28px;
  height: 28px;
  background: var(--seal-red);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: bold;
}

.wushu-steps li strong {
  color: var(--bamboo-green-dark);
}

/* --- 兵器谱排名 --- */
.weapons-section {
  background: var(--paper-ivory);
  padding: 80px 0;
  background-image: url('../images/scroll-bg.webp');
  background-size: 400px;
}

.weapons-list {
  max-width: 800px;
  margin: 0 auto;
}

.weapon-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  margin-bottom: 15px;
  background: var(--paper-white);
  border-radius: 8px;
  border-left: 5px solid var(--bamboo-green);
  box-shadow: 0 3px 10px rgba(0,0,0,0.08);
  transition: transform 0.3s ease;
}

.weapon-item:hover {
  transform: translateX(10px);
}

.weapon-rank {
  font-family: var(--font-title);
  font-size: 2rem;
  color: var(--seal-red);
  min-width: 50px;
  text-align: center;
}

.weapon-info h4 {
  font-size: 1.1rem;
  color: var(--bamboo-green-dark);
  margin-bottom: 5px;
}

.weapon-info .weapon-name {
  color: var(--seal-red);
  font-weight: bold;
}

.weapon-info p {
  color: #666;
  font-size: 0.9rem;
}

/* --- 名人堂 --- */
.hall-of-fame {
  background: var(--paper-white);
  padding: 80px 0;
}

.fame-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 25px;
}

.fame-card {
  background: var(--paper-ivory);
  border-radius: 8px;
  padding: 25px;
  text-align: center;
  border: 1px solid var(--cloud-gray);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.fame-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.fame-card .fame-icon {
  width: 60px;
  height: 60px;
  background: var(--bamboo-green);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 15px;
  font-family: var(--font-title);
}

.fame-card h4 {
  color: var(--ink-dark);
  margin-bottom: 8px;
}

.fame-card .fame-sport {
  color: var(--seal-red);
  font-size: 0.85rem;
  margin-bottom: 10px;
}

.fame-card p {
  color: #666;
  font-size: 0.9rem;
}

/* --- 文章模块 --- */
.articles-section {
  background: var(--paper-ivory);
  padding: 80px 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 30px;
}

.article-card {
  background: var(--paper-white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
  transition: transform 0.3s ease;
  border: 1px solid var(--cloud-gray);
}

.article-card:hover {
  transform: translateY(-5px);
}

.article-card .article-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.article-card .article-body {
  padding: 20px;
}

.article-card h4 {
  font-size: 1.05rem;
  color: var(--ink-dark);
  margin-bottom: 10px;
  line-height: 1.5;
}

.article-card p {
  color: #666;
  font-size: 0.9rem;
  line-height: 1.7;
}

.article-card .read-more {
  display: inline-block;
  margin-top: 12px;
  color: var(--bamboo-green);
  font-weight: bold;
  font-size: 0.9rem;
}

/* --- 宗师论道 --- */
.masters-section {
  background: var(--paper-white);
  padding: 80px 0;
}

.masters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 30px;
}

.master-card {
  background: var(--paper-ivory);
  border-radius: 12px;
  padding: 30px;
  position: relative;
  border: 1px solid var(--cloud-gray);
}

.master-card::before {
  content: '"';
  position: absolute;
  top: 10px;
  left: 20px;
  font-size: 4rem;
  color: var(--bamboo-green);
  opacity: 0.2;
  font-family: serif;
}

.master-card .master-name {
  font-family: var(--font-title);
  color: var(--seal-red);
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.master-card .master-title-text {
  color: var(--bamboo-green);
  font-size: 0.85rem;
  margin-bottom: 15px;
}

.master-card blockquote {
  color: var(--ink-black);
  font-style: italic;
  line-height: 1.8;
  border-left: 3px solid var(--bamboo-green);
  padding-left: 15px;
}

/* --- 负责任博彩 --- */
.responsible-section {
  background: var(--ink-dark);
  color: var(--paper-white);
  padding: 80px 0;
}

.responsible-section .section-title h2 {
  color: var(--paper-white);
}

.responsible-section .section-title p {
  color: var(--bamboo-green-light);
}

.responsible-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
  max-width: 900px;
  margin: 0 auto;
}

.responsible-item {
  text-align: center;
  padding: 25px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  background: rgba(255,255,255,0.03);
}

.responsible-item .resp-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.responsible-item h4 {
  color: var(--gold-accent);
  margin-bottom: 10px;
}

.responsible-item p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.age-badge {
  display: inline-block;
  background: var(--seal-red);
  color: #fff;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  line-height: 60px;
  font-size: 1.5rem;
  font-weight: bold;
  font-family: var(--font-title);
  margin: 20px auto;
  text-align: center;
}

/* --- UKGC牌照 --- */
.ukgc-section {
  background: var(--paper-ivory);
  padding: 80px 0;
}

.ukgc-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.ukgc-badge-img {
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.ukgc-info h3 {
  color: var(--bamboo-green-dark);
  margin-bottom: 15px;
  font-size: 1.4rem;
}

.ukgc-info .license-number {
  display: inline-block;
  background: var(--bamboo-green);
  color: #fff;
  padding: 5px 15px;
  border-radius: 4px;
  font-family: var(--font-title);
  margin-bottom: 15px;
}

.ukgc-info p {
  color: var(--ink-black);
  line-height: 1.8;
}

/* --- FAQ竹简 --- */
.faq-section {
  background: var(--paper-white);
  padding: 80px 0;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 12px;
  border: 1px solid var(--cloud-gray);
  border-radius: 8px;
  overflow: hidden;
  background: var(--paper-ivory);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 50px 18px 20px;
  background: none;
  border: none;
  font-family: var(--font-title);
  font-size: 1rem;
  color: var(--ink-dark);
  cursor: pointer;
  position: relative;
  transition: background 0.3s ease;
}

.faq-question:hover {
  background: rgba(75,121,58,0.05);
}

.faq-question::after {
  content: '+';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--bamboo-green);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
  content: '−';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 20px;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 20px 20px;
}

.faq-answer p {
  color: var(--ink-black);
  line-height: 1.8;
  padding-top: 10px;
  border-top: 1px dashed var(--cloud-gray);
}

/* --- 页脚 --- */
.site-footer {
  background: linear-gradient(180deg, var(--ink-dark) 0%, #0d0d0d 100%);
  color: var(--paper-white);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: var(--gold-accent);
  font-family: var(--font-title);
  margin-bottom: 15px;
  font-size: 1.1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.footer-col ul li a:hover {
  color: var(--bamboo-green-light);
}

.footer-col p {
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--seal-red);
  color: #fff;
  border-radius: 4px;
  font-size: 0.8rem;
  font-family: var(--font-title);
  transition: transform 0.3s ease;
}

.footer-social a:hover {
  transform: scale(1.1);
  color: #fff;
}

.footer-payment {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.footer-payment span {
  background: rgba(255,255,255,0.1);
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 25px;
  text-align: center;
}

.footer-bottom p {
  color: rgba(255,255,255,0.4);
  font-size: 0.8rem;
  margin-bottom: 8px;
}

.footer-bottom .footer-age {
  display: inline-block;
  background: var(--seal-red);
  color: #fff;
  width: 40px;
  height: 40px;
  line-height: 40px;
  border-radius: 50%;
  font-weight: bold;
  font-family: var(--font-title);
  margin-bottom: 10px;
}

/* --- 面包屑 --- */
.breadcrumb {
  padding: 15px 0;
  background: var(--paper-ivory);
  border-bottom: 1px solid var(--cloud-gray);
}

.breadcrumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  font-size: 0.85rem;
}

.breadcrumb-list li::after {
  content: '>';
  margin-left: 8px;
  color: #999;
}

.breadcrumb-list li:last-child::after {
  display: none;
}

.breadcrumb-list li:last-child a {
  color: var(--ink-black);
  pointer-events: none;
}

/* --- 内页通用 --- */
.inner-hero {
  position: relative;
  height: 350px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.inner-hero img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.inner-hero .inner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0,0,0,0.4), rgba(75,121,58,0.5));
}

.inner-hero .inner-title {
  position: relative;
  z-index: 2;
  color: #fff;
  text-align: center;
}

.inner-hero .inner-title h1 {
  font-size: 2.5rem;
  color: #fff;
  text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

.inner-content {
  padding: 60px 0;
  background: var(--paper-white);
}

.inner-content .content-body {
  max-width: 900px;
  margin: 0 auto;
}

.inner-content h2 {
  color: var(--bamboo-green-dark);
  font-size: 1.6rem;
  margin: 30px 0 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--bamboo-green);
}

.inner-content h3 {
  color: var(--seal-red);
  font-size: 1.2rem;
  margin: 25px 0 10px;
}

.inner-content p {
  text-indent: 2em;
  margin-bottom: 15px;
  line-height: 1.9;
}

.inner-content .content-img {
  width: 100%;
  border-radius: 8px;
  margin: 25px 0;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.inner-content .info-box {
  background: var(--paper-ivory);
  border: 1px solid var(--cloud-gray);
  border-radius: 8px;
  padding: 25px;
  margin: 25px 0;
  border-left: 5px solid var(--bamboo-green);
}

.inner-content .info-box h4 {
  color: var(--bamboo-green-dark);
  margin-bottom: 10px;
}

/* --- APP下载页 --- */
.app-section {
  padding: 80px 0;
  background: var(--paper-white);
}

.app-hero-img {
  width: 100%;
  max-width: 600px;
  margin: 0 auto 40px;
  display: block;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.app-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
  margin: 40px 0;
}

.app-feature-card {
  background: var(--paper-ivory);
  padding: 25px;
  border-radius: 8px;
  text-align: center;
  border: 1px solid var(--cloud-gray);
  transition: transform 0.3s ease;
}

.app-feature-card:hover {
  transform: translateY(-5px);
}

.app-feature-card .feature-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.app-feature-card h4 {
  color: var(--bamboo-green-dark);
  margin-bottom: 10px;
}

.app-download-btns {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 40px 0;
}

.app-download-btns .download-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bamboo-green);
  color: #fff;
  padding: 15px 30px;
  border-radius: 8px;
  font-family: var(--font-title);
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.app-download-btns .download-btn:hover {
  background: var(--bamboo-green-dark);
  color: #fff;
  transform: translateY(-3px);
}

.app-steps {
  max-width: 700px;
  margin: 40px auto;
}

.app-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px dashed var(--cloud-gray);
}

.app-step .step-num {
  min-width: 40px;
  height: 40px;
  background: var(--seal-red);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-size: 1.1rem;
}

.app-step h4 {
  color: var(--bamboo-green-dark);
  margin-bottom: 5px;
}

.app-step p {
  color: #666;
  font-size: 0.9rem;
}

/* --- 响应式设计 --- */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--ink-dark);
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 99;
    padding: 10px 0;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-menu li a {
    padding: 12px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .nav-toggle {
    display: block;
  }

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

  .hero-content .hero-logo {
    max-width: 250px;
  }

  .section-title h2 {
    font-size: 1.6rem;
  }

  .wushu-grid {
    grid-template-columns: 1fr;
  }

  .ukgc-wrapper {
    grid-template-columns: 1fr;
  }

  .articles-grid {
    grid-template-columns: 1fr;
  }

  .masters-grid {
    grid-template-columns: 1fr;
  }

  .fame-grid {
    grid-template-columns: 1fr 1fr;
  }

  .book-wrapper {
    padding: 30px 20px;
  }

  .inner-hero {
    height: 250px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .fame-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .app-download-btns {
    flex-direction: column;
    align-items: center;
  }
}