/* Talk律卡官网样式 - 与小程序风格一致 */

/* ============================================================================
   CSS变量定义 - 基于小程序app.wxss
   ========================================================================== */
:root {
  /* 主色调 */
  --color-primary: #3B5AFE;
  --color-primary-light: #6B7FFF;
  --color-primary-dark: #2B4ADE;

  /* 辅助色 */
  --color-secondary: #7C4DFF;
  --color-secondary-light: #9C6DFF;

  /* 品牌金色 */
  --color-brand-gold: #C9A961;
  --color-brand-gold-light: #E8D4A0;
  --color-brand-gold-dark: #A0864F;

  /* 状态色 */
  --color-success: #00C853;
  --color-warning: #FFB300;
  --color-error: #FF3D00;

  /* 中性色 */
  --color-text-primary: #1A1A1A;
  --color-text-secondary: #666666;
  --color-text-tertiary: #999999;
  --color-bg-page: #F7F8FA;
  --color-bg-card: #FFFFFF;

  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, #3B5AFE 0%, #7C4DFF 100%);
  --gradient-header: linear-gradient(135deg, #0F1419 0%, #1A1F35 50%, #2A2F4A 100%);
  --gradient-contract: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-emergency: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-litigation: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  /* 间距 */
  --spacing-xs: 6px;
  --spacing-sm: 12px;
  --spacing-md: 20px;
  --spacing-lg: 28px;
  --spacing-xl: 36px;

  /* 字体 */
  --font-xs: 12px;
  --font-sm: 14px;
  --font-base: 16px;
  --font-md: 18px;
  --font-lg: 20px;
  --font-xl: 24px;
  --font-xxl: 32px;

  /* 阴影 */
  --shadow-card: 0 2px 12px rgba(59, 90, 254, 0.08);
  --shadow-card-hover: 0 8px 24px rgba(59, 90, 254, 0.15);
  --shadow-button: 0 4px 12px rgba(59, 90, 254, 0.3);
}

/* ============================================================================
   全局重置和基础样式
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  font-size: var(--font-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background: var(--color-bg-page);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
}

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

/* ============================================================================
   导航栏
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 70px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
}

.navbar .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: var(--font-xl);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-brand img {
  width: 40px;
  height: 40px;
}

.navbar-menu {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
}

.navbar-menu a {
  font-size: var(--font-base);
  color: var(--color-text-primary);
  font-weight: 500;
  transition: color 0.3s ease;
}

.navbar-menu a:hover {
  color: var(--color-primary);
}

.navbar-menu a.active {
  color: var(--color-primary);
  font-weight: 600;
}

.navbar-cta {
  display: flex;
  gap: var(--spacing-sm);
}

/* 移动端菜单按钮 */
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 8px;
}

.navbar-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all 0.3s ease;
}

/* ============================================================================
   按钮组件
   ========================================================================== */
.btn {
  padding: 12px 28px;
  border-radius: var(--radius-lg);
  font-size: var(--font-base);
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-button);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(59, 90, 254, 0.4);
}

.btn-outline {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: white;
}

/* ============================================================================
   Hero区域
   ========================================================================== */
.hero {
  margin-top: 70px;
  min-height: 500px;
  background: var(--gradient-header);
  color: white;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
}

.hero .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.hero-content .tagline {
  font-size: var(--font-lg);
  margin-bottom: var(--spacing-lg);
  opacity: 0.9;
}

.hero-content .description {
  font-size: var(--font-base);
  opacity: 0.8;
  margin-bottom: var(--spacing-xl);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  max-width: 400px;
  animation: float 3s ease-in-out infinite;
}

/* ============================================================================
   品牌展示区（十年深耕）
   ========================================================================== */
.brand-showcase {
  padding: var(--spacing-lg) 0;
  background: white;
}

.brand-showcase .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.brand-card {
  background: linear-gradient(135deg, rgba(201, 169, 97, 0.05) 0%, rgba(218, 165, 32, 0.1) 100%);
  border: 3px solid rgba(218, 165, 32, 0.6);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: 0 4px 20px rgba(218, 165, 32, 0.2),
              0 0 40px rgba(218, 165, 32, 0.1);
}

.brand-card h2 {
  font-size: var(--font-xxl);
  color: var(--color-brand-gold-dark);
  margin-bottom: var(--spacing-md);
}

.brand-achievements {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

.achievement-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: var(--font-lg);
  color: var(--color-text-secondary);
}

.achievement-icon {
  min-width: 60px;
  height: 48px;
  padding: 0 12px;
  background: var(--gradient-primary);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 14px;
}

/* ============================================================================
   核心服务区
   ========================================================================== */
.services {
  padding: 50px 0;
  background: var(--color-bg-page);
}

.services .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: var(--font-xxl);
  margin-bottom: var(--spacing-md);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: var(--font-lg);
  color: var(--color-text-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.service-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.service-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  font-size: 40px;
}

.service-card:nth-child(1) .service-icon {
  background: var(--gradient-primary);
}

.service-card:nth-child(2) .service-icon {
  background: var(--gradient-emergency);
}

.service-card:nth-child(3) .service-icon {
  background: var(--gradient-contract);
}

.service-card h3 {
  font-size: var(--font-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.service-card p {
  font-size: var(--font-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.service-features {
  list-style: none;
  margin-top: var(--spacing-md);
}

.service-features li {
  font-size: var(--font-sm);
  color: var(--color-text-tertiary);
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

/* ============================================================================
   快捷工具区
   ========================================================================== */
.quick-tools {
  padding: 50px 0;
  background: white;
}

.quick-tools .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.tool-card {
  background: var(--color-bg-page);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.tool-card:hover::before {
  opacity: 0.05;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.tool-icon {
  font-size: 48px;
  margin-bottom: var(--spacing-sm);
}

.tool-card h4 {
  font-size: var(--font-md);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-primary);
}

.tool-card p {
  font-size: var(--font-sm);
  color: var(--color-text-tertiary);
}

.tool-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--gradient-emergency);
  color: white;
  font-size: var(--font-xs);
  padding: 4px 12px;
  border-radius: 12px;
  font-weight: 600;
}

/* ============================================================================
   会员体系
   ========================================================================== */
.membership {
  padding: 50px 0;
  background: var(--gradient-header);
  color: white;
}

.membership .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.membership .section-header h2,
.membership .section-header p {
  color: white;
  -webkit-text-fill-color: white;
}

.membership-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.membership-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  color: var(--color-text-primary);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.membership-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.membership-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.membership-card.featured {
  background: white;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.membership-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.membership-name {
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.membership-price {
  font-size: var(--font-xxl);
  font-weight: 700;
  color: var(--color-primary);
}

.membership-price small {
  font-size: var(--font-sm);
  color: var(--color-text-tertiary);
  font-weight: 400;
}

.membership-features {
  list-style: none;
  margin-bottom: var(--spacing-lg);
}

.membership-features li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  font-size: var(--font-sm);
}

.membership-features li:last-child {
  border-bottom: none;
}

.membership-card .btn {
  width: 100%;
  justify-content: center;
}

/* ============================================================================
   数据统计区
   ========================================================================== */
.stats {
  padding: 50px 0;
  background: white;
}

.stats .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  text-align: center;
}

.stat-item {
  padding: var(--spacing-lg);
}

.stat-number {
  font-size: 48px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: var(--font-lg);
  color: var(--color-text-secondary);
}

/* ============================================================================
   底部
   ========================================================================== */
.footer {
  background: #1A1F35;
  color: rgba(255, 255, 255, 0.8);
  padding: 40px 0 20px;
}

.footer .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-brand h3 {
  font-size: var(--font-xl);
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  font-size: var(--font-sm);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.footer-links h4 {
  font-size: var(--font-md);
  color: white;
  margin-bottom: var(--spacing-md);
}

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

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

.footer-links a {
  font-size: var(--font-sm);
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: var(--font-sm);
  color: rgba(255, 255, 255, 0.6);
}

/* ============================================================================
   动画
   ========================================================================== */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

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

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.animate-slide-in-down {
  animation: slideInDown 0.6s ease-out;
}

/* ============================================================================
   响应式设计
   ========================================================================== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .membership-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .navbar-menu {
    display: none;
  }

  .navbar-toggle {
    display: flex;
  }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
  }

  .hero-content h1 {
    font-size: 36px;
    width: 100%;
  }

  .hero-content .tagline,
  .hero-content .description {
    width: 100%;
  }

  .hero-image {
    order: -1;
    width: 100%;
    display: flex;
    justify-content: center;
  }

  .hero-image img {
    max-width: 280px;
    width: 100%;
  }

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

  .services-grid,
  .membership-grid,
  .tools-grid {
    grid-template-columns: 1fr;
  }

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

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

  .brand-achievements {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}