/* =============================================
   金帆财税官网 - 前台样式（优化版）
   设计规范：前端设计专业规范
   ============================================= */

/* 字体：国内可访问的 CDN */
@import url('https://cdn.jsdelivr.net/npm/@fontsource/dm-sans@5.0.20/index.css');
@import url('https://cdn.jsdelivr.net/npm/@fontsource/noto-serif-sc@5.2.9/index.css');

:root {
  /* 品牌色彩 - OKLCH 空间 */
  --primary: oklch(0.33 0.07 260);
  --primary-light: oklch(0.45 0.10 260);
  --accent: oklch(0.70 0.12 90);
  --accent-light: oklch(0.80 0.10 90);
  --accent-subtle: oklch(0.92 0.04 90);

  /* 中性色（带冷色调） */
  --bg: oklch(0.97 0.005 260);
  --bg-alt: oklch(0.95 0.008 260);
  --bg-card: oklch(1 0 0);
  --text: oklch(0.25 0.01 260);
  --text-secondary: oklch(0.45 0.015 260);
  --text-muted: oklch(0.62 0.01 260);
  --border: oklch(0.88 0.008 260);
  --border-light: oklch(0.93 0.005 260);

  /* 功能色 */
  --white: oklch(1 0 0);
  --success: oklch(0.55 0.15 150);
  --danger: oklch(0.55 0.20 25);

  /* 阴影 */
  --shadow-sm: 0 1px 3px oklch(0 0 0 / 0.06);
  --shadow-md: 0 4px 16px oklch(0 0 0 / 0.08);
  --shadow-lg: 0 12px 40px oklch(0 0 0 / 0.12);

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  /* 间距系统（8px 基准） */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;

  /* 动效 */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;

  /* 内容宽度 */
  --content-max: 800px;
  --container-max: 1280px;
}

/* ====== Reset & Base ====== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'DM Sans', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ====== Header / Nav ====== */
header {
  background: oklch(1 0 0 / 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px var(--space-3);
  max-width: var(--container-max);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 18px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.logo:hover .logo-icon {
  transform: scale(1.05);
}

.logo-text {
  font-size: 19px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
}

.logo-text span {
  color: var(--accent);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 32px;
}

nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 15px;
  position: relative;
  padding-bottom: 4px;
  transition: color var(--duration-fast) ease;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: all var(--duration-normal) var(--ease-out);
  transform: translateX(-50%);
  border-radius: 1px;
}

nav a:hover,
nav a.active {
  color: var(--primary);
}

nav a:hover::after,
nav a.active::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--primary);
  padding: 4px;
  transition: transform var(--duration-fast) ease;
}

.mobile-toggle:active {
  transform: scale(0.9);
}

/* ====== Hero Section ====== */
.hero {
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 160px var(--space-3) 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 20% 50%, oklch(0.7 0.12 90 / 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 400px 300px at 80% 30%, oklch(0.7 0.12 90 / 0.04) 0%, transparent 60%),
    radial-gradient(circle 300px at 50% 80%, oklch(0.7 0.12 90 / 0.03) 0%, transparent 60%);
  pointer-events: none;
}

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

.hero h1 {
  font-family: 'Noto Serif SC', serif;
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
  letter-spacing: 0.02em;
}

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

.hero p {
  font-size: 18px;
  opacity: 0.9;
  max-width: 560px;
  margin: 0 auto var(--space-4);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
}

/* ====== Buttons ====== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 36px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
  border: none;
  line-height: 1;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--accent);
  color: var(--primary);
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px oklch(0.7 0.12 90 / 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid oklch(1 0 0 / 0.5);
}

.btn-outline:hover {
  background: oklch(1 0 0 / 0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* ====== Sections ====== */
.section {
  padding: var(--space-6) var(--space-3);
}

.section-alt {
  background: var(--bg-alt);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-5);
}

.section-title h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 34px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.section-title h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--accent);
  margin: 14px auto 0;
  border-radius: 2px;
}

.section-title p {
  color: var(--text-secondary);
  font-size: 16px;
  margin-top: 12px;
}

/* ====== Business Cards ====== */
.business-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-3);
}

.business-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-3);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.business-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-normal) var(--ease-out);
}

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

.business-card:hover::before {
  transform: scaleX(1);
}

.business-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-3);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--accent);
  transition: transform var(--duration-normal) var(--ease-out);
}

.business-card:hover .business-icon {
  transform: scale(1.1);
}

.business-card h3 {
  margin-bottom: 12px;
  color: var(--primary);
  font-size: 19px;
}

.business-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}

/* ====== Team ====== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
  text-align: center;
}

.team-member {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-3);
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out);
}

.team-member:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto var(--space-2);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  line-height: 1;
  color: var(--white);
  position: relative;
}

.team-member h4 {
  color: var(--primary);
  margin-bottom: 4px;
  font-size: 17px;
}

.team-member .role {
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 8px;
}

.team-member p {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.6;
}

/* ====== Articles ====== */
.article-list {
  max-width: var(--content-max);
  margin: 0 auto;
}

.article-item {
  display: block;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: var(--space-2);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  text-decoration: none;
  color: inherit;
  border: 1px solid transparent;
}

.article-item:hover {
  border-color: var(--accent-subtle);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.article-item h3 {
  color: var(--primary);
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 600;
}

.article-item .date {
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 8px;
}

.article-item .summary {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

/* ====== About ====== */
.about-wrapper {
  max-width: var(--content-max);
  margin: 0 auto;
}

.about-content {
  font-size: 16px;
  line-height: 1.9;
  text-align: left;
  color: var(--text);
}

.about-content p {
  margin-bottom: var(--space-3);
}

.about-license {
  text-align: center;
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-light);
}

.license-img-wrap {
  display: inline-block;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-out);
}

.license-img-wrap:hover {
  box-shadow: var(--shadow-lg);
}

.license-img {
  display: block;
  max-width: 580px;
  height: auto;
}

.about-license p {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 13px;
}

/* ====== Contact ====== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3);
  max-width: var(--content-max);
  margin: 0 auto;
}

.contact-item {
  text-align: center;
  padding: var(--space-4) var(--space-3);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out);
}

.contact-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  font-size: 32px;
  margin-bottom: var(--space-2);
  display: block;
}

.contact-item h4 {
  color: var(--primary);
  margin-bottom: 6px;
  font-size: 15px;
}

.contact-item p {
  color: var(--text-secondary);
  font-size: 14px;
}

.contact-qrcode {
  text-align: center;
}

.contact-qrcode img {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border-light);
  transition: border-color var(--duration-fast) ease;
}

.contact-qrcode img:hover {
  border-color: var(--accent);
}

.contact-qrcode p {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 13px;
}

/* ====== Footer ====== */
footer {
  background: var(--primary);
  color: oklch(0.9 0.01 260 / 0.9);
  padding: var(--space-4) var(--space-3);
  text-align: center;
  font-size: 14px;
  line-height: 1.7;
}

footer p {
  max-width: var(--container-max);
  margin: 0 auto;
}

/* ====== Article Detail Modal ====== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: oklch(0 0 0 / 0.5);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
  animation: fadeInBg var(--duration-normal) ease;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--space-4);
  position: relative;
  animation: modalSlideUp var(--duration-normal) var(--ease-out);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 28px;
  cursor: pointer;
  background: none;
  border: none;
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--duration-fast) ease;
}

.modal-close:hover {
  background: var(--bg);
  color: var(--text);
}

.modal-content h2 {
  color: var(--primary);
  font-size: 22px;
  margin-bottom: 10px;
  padding-right: 40px;
}

.modal-content .date {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: var(--space-3);
}

.modal-content .body {
  line-height: 1.9;
  font-size: 15px;
  color: var(--text);
}

.modal-content .body p {
  margin-bottom: 12px;
}

/* ====== Pagination ====== */
#article-pagination {
  display: flex;
  justify-content: center;
  margin-top: var(--space-4);
}

.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  font-family: inherit;
}

.page-btn:hover:not(:disabled):not(.active) {
  border-color: var(--accent);
  color: var(--primary);
  background: var(--accent-subtle);
}

.page-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary);
  font-weight: 700;
}

.page-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.page-ellipsis {
  padding: 0 4px;
  color: var(--text-muted);
  font-size: 14px;
  letter-spacing: 2px;
}

@media (max-width: 768px) {
  .page-btn {
    min-width: 32px;
    height: 32px;
    padding: 0 8px;
    font-size: 13px;
  }
}

/* ====== Loading States ====== */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--border-light) 25%,
    var(--border) 37%,
    var(--border-light) 63%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

.skeleton-text {
  height: 16px;
  margin-bottom: 10px;
  width: 100%;
}

.skeleton-text:last-child {
  width: 60%;
}

.skeleton-title {
  height: 24px;
  margin-bottom: var(--space-2);
  width: 60%;
}

/* ====== Scrollbar ====== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-alt);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ====== Animations ====== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeInBg {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalSlideUp {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ====== Utility ====== */
.text-center { text-align: center; }

/* ====== Responsive ====== */
@media (max-width: 768px) {
  :root {
    --space-3: 20px;
    --space-4: 28px;
    --space-5: 40px;
    --space-6: 48px;
  }

  .hero {
    padding: 110px var(--space-3) 60px;
    min-height: auto;
  }

  .hero h1 {
    font-size: 32px;
    line-height: 1.25;
  }

  .hero p {
    font-size: 16px;
    max-width: 100%;
    padding: 0 4px;
    line-height: 1.7;
  }

  .section-title h2 {
    font-size: 24px;
  }

  .section-title h2::after {
    width: 36px;
  }

  .section {
    padding: var(--space-5) var(--space-3);
  }

  /* Nav - 更平滑 */
  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: oklch(1 0 0 / 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: var(--space-1) var(--space-3);
    box-shadow: var(--shadow-lg);
    gap: 0;
    border-top: 1px solid var(--border-light);
  }

  nav ul.active {
    display: flex;
    animation: slideDown 0.25s ease-out;
  }

  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  nav ul li {
    padding: 15px var(--space-1);
    border-bottom: 1px solid var(--border-light);
  }

  nav ul li:last-child {
    border-bottom: none;
  }

  nav a {
    font-size: 16px;
    font-weight: 500;
    display: block;
    padding: 2px 0;
  }

  nav a::after {
    display: none;
  }

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--accent-subtle);
    font-size: 20px;
    transition: background 0.2s;
  }

  .mobile-toggle:active {
    background: var(--border);
  }

  .header-inner {
    padding: 10px var(--space-3);
  }

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

  .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  /* Grids - 更圆润的卡片 */
  .business-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .business-card {
    padding: var(--space-3) var(--space-3);
    border-radius: 14px;
  }

  .business-card .card-icon {
    width: 48px;
    height: 48px;
    font-size: 22px;
    margin-bottom: 10px;
  }

  .business-card h3 {
    font-size: 17px;
    margin-bottom: 6px;
  }

  .business-card p {
    font-size: 14px;
    line-height: 1.6;
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .team-member {
    padding: var(--space-2) var(--space-1);
    border-radius: 14px;
  }

  .team-avatar {
    width: 56px;
    height: 56px;
    font-size: 24px;
    margin-bottom: 8px;
  }

  .team-member h4 {
    font-size: 15px;
  }

  .team-member p {
    font-size: 12px;
  }

  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .contact-item {
    padding: var(--space-2);
    border-radius: 12px;
  }

  .contact-item .contact-icon {
    width: 40px;
    height: 40px;
    font-size: 18px;
    margin-bottom: 6px;
  }

  .contact-item span:last-child {
    font-size: 13px;
  }

  .contact-qrcode img {
    width: 120px;
    height: 120px;
  }

  .article-item {
    padding: var(--space-2) var(--space-3);
    border-radius: 12px;
  }

  .article-item h3 {
    font-size: 16px;
    line-height: 1.5;
  }

  .article-item .article-date {
    font-size: 12px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    text-align: center;
    padding: 14px 24px;
    font-size: 16px;
    border-radius: 12px;
  }

  .btn-outline {
    padding: 13px 24px;
  }

  .modal-content {
    padding: var(--space-3);
    margin: 0 12px;
    border-radius: 16px;
  }

  .modal-content h2 {
    font-size: 18px;
  }

  .about-license .license-img {
    max-width: 100%;
  }

  .about-content {
    text-align: left;
    font-size: 15px;
    line-height: 1.8;
  }

  /* Footer 手机版 */
  footer {
    padding: var(--space-4) var(--space-3);
    text-align: center;
    font-size: 13px;
    line-height: 1.8;
  }

  footer p {
    margin-bottom: 6px;
  }

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

@media (max-width: 400px) {
  .hero h1 {
    font-size: 26px;
  }

  .hero {
    padding: 100px var(--space-2) 50px;
  }

  .section-title h2 {
    font-size: 20px;
  }

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

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

  .section {
    padding: var(--space-4) var(--space-2);
  }

  .business-card {
    padding: var(--space-2) var(--space-2);
  }

  .hero-buttons .btn {
    max-width: 100%;
  }
}

/* ====== Print Styles ====== */
@media print {
  header,
  .mobile-toggle,
  .hero-buttons,
  .contact-qrcode,
  footer {
    display: none !important;
  }

  .hero {
    padding: 40px 0;
    min-height: auto;
  }
}

/* ====== 手机端优化（2026-05-30） ====== */

/* 电话、邮箱、地址在手机上可点击 */
@media (max-width: 768px) {
  .contact-item {
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
    transition: background var(--duration-fast) var(--ease-out);
  }
  .contact-item:active {
    background: var(--accent-subtle);
    transform: scale(0.97);
  }

  /* Hero 高度降低 */
  .hero {
    min-height: 60vh;
    padding: 120px var(--space-3) 60px;
  }

  /* 业务卡片触控反馈 */
  .business-card {
    -webkit-tap-highlight-color: transparent;
    cursor: default;
    transition: all var(--duration-normal) var(--ease-out);
  }
  .business-card:active {
    transform: scale(0.98);
    background: var(--accent-subtle);
  }

  /* 按钮触控放大 */
  .btn {
    -webkit-tap-highlight-color: transparent;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .btn:active {
    transform: scale(0.96);
  }

  /* 关于我们 - 执照图片操作优化 */
  .license-img {
    cursor: pointer;
    transition: opacity var(--duration-fast) ease;
  }
  .license-img:active {
    opacity: 0.8;
  }

  /* 营业执照可点击查看大图 */
  .license-img-wrap {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
  }

  /* 导航菜单选项点击反馈 */
  nav ul li {
    -webkit-tap-highlight-color: transparent;
  }
  nav ul li:active {
    background: var(--accent-subtle);
  }
}