/* ============================================
   gpt-image-2作图工具 官网样式表
   ============================================ */

/* CSS 变量定义 */
:root {
  --primary: #6C2BD9;
  --primary-light: #8B5CF6;
  --primary-dark: #5521B5;
  --accent: #F97316;
  --bg-dark: #0F0A1E;
  --bg-section: #1A1333;
  --bg-card: #211B3D;
  --text-primary: #F8F7FC;
  --text-secondary: #B4AEC9;
  --text-muted: #8B86A0;
  --border: #2D2654;
  --gradient: linear-gradient(135deg, #6C2BD9 0%, #8B5CF6 50%, #F97316 100%);
  --gradient-soft: linear-gradient(135deg, rgba(108, 43, 217, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(108, 43, 217, 0.15);
  --shadow-lg: 0 8px 40px rgba(108, 43, 217, 0.25);
  --max-width: 1200px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

/* 容器 */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   导航栏
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 10, 30, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

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

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: var(--transition);
}

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

.nav-cta {
  background: var(--gradient);
  color: var(--text-primary) !important;
  padding: 8px 24px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}

/* ============================================
   Hero 区域
   ============================================ */
.hero {
  position: relative;
  padding: 140px 0 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(108, 43, 217, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -200px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  line-height: 1.3;
  margin-bottom: 24px;
}

.hero-content h1 .gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content .subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--text-primary);
}

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

.btn-outline:hover {
  border-color: var(--primary-light);
  background: var(--gradient-soft);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.hero-stat .number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-stat .label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Hero 视觉区域 */
.hero-visual {
  position: relative;
}

.hero-preview {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.hero-preview .preview-header {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.hero-preview .preview-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.hero-preview .preview-dot:nth-child(1) { background: #FF5F57; }
.hero-preview .preview-dot:nth-child(2) { background: #FEBC2E; }
.hero-preview .preview-dot:nth-child(3) { background: #28C840; }

.hero-preview .prompt-box {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.hero-preview .prompt-box .label {
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.8rem;
}

.hero-preview .image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.hero-preview .image-cell {
  aspect-ratio: 1;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--bg-dark);
}

.hero-preview .image-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.hero-preview .image-cell:hover img {
  transform: scale(1.05);
}

/* 浮动标签 */
.floating-badge {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: var(--shadow);
  z-index: 2;
}

.floating-badge.badge-1 {
  top: -15px;
  right: 20px;
  color: var(--accent);
}

.floating-badge.badge-2 {
  bottom: -15px;
  left: 20px;
  color: #10B981;
}

/* ============================================
   通用 Section
   ============================================ */
section {
  padding: 80px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  color: var(--primary-light);
  padding: 6px 18px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: 2.25rem;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto;
}

/* ============================================
   特性卡片网格
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================
   使用步骤
   ============================================ */
.steps-section {
  background: var(--bg-section);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  counter-reset: step;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 auto 20px;
  position: relative;
  z-index: 2;
}

.step-card::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 50%;
  right: -50%;
  height: 2px;
  background: var(--border);
  z-index: 1;
}

.steps-grid .step-card:last-child::before {
  display: none;
}

.step-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.step-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ============================================
   应用场景
   ============================================ */
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.usecase-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.usecase-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

.usecase-banner {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.usecase-banner.gradient-1 { background: linear-gradient(135deg, #6C2BD9, #8B5CF6); }
.usecase-banner.gradient-2 { background: linear-gradient(135deg, #F97316, #FB923C); }
.usecase-banner.gradient-3 { background: linear-gradient(135deg, #0EA5E9, #38BDF8); }
.usecase-banner.gradient-4 { background: linear-gradient(135deg, #10B981, #34D399); }
.usecase-banner.gradient-5 { background: linear-gradient(135deg, #EC4899, #F472B6); }
.usecase-banner.gradient-6 { background: linear-gradient(135deg, #F59E0B, #FBBF24); }

.usecard-body {
  padding: 24px;
}

.usecard-body h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.usecard-body p {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* ============================================
   价格方案
   ============================================ */
.pricing-section {
  background: var(--bg-section);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

.pricing-card.popular::before {
  content: '热门';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: var(--text-primary);
  padding: 4px 20px;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 700;
}

.pricing-card h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.pricing-card .plan-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 24px;
}

.pricing-card .price {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.pricing-card .price .currency {
  font-size: 1.2rem;
  vertical-align: top;
}

.pricing-card .price .period {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 400;
}

.pricing-card .features-list {
  list-style: none;
  margin: 24px 0;
  text-align: left;
}

.pricing-card .features-list li {
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-card .features-list li::before {
  content: '✓';
  color: #10B981;
  font-weight: 700;
}

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

/* ============================================
   FAQ
   ============================================ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 1.02rem;
  font-weight: 600;
  text-align: left;
  transition: var(--transition);
}

.faq-question:hover {
  background: var(--bg-section);
}

.faq-question .faq-toggle {
  font-size: 1.5rem;
  transition: var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

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

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

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ============================================
   CTA 区域
   ============================================ */
.cta-section {
  text-align: center;
  padding: 80px 0;
  background: var(--bg-section);
}

.cta-box {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  position: relative;
  overflow: hidden;
}

.cta-box h2 {
  font-size: 2.25rem;
  margin-bottom: 16px;
}

.cta-box p {
  font-size: 1.1rem;
  margin-bottom: 32px;
  opacity: 0.9;
}

.cta-box .btn {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-size: 1.05rem;
  padding: 16px 40px;
}

.cta-box .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

/* ============================================
   页脚
   ============================================ */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--gradient);
  border-color: transparent;
}

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 16px;
}

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

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

.footer-col ul a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-bottom .icp {
  font-size: 0.85rem;
}

.footer-bottom .icp a {
  color: var(--text-muted);
}

/* ============================================
   博客列表
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

.blog-card .blog-banner {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

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

.blog-card .blog-meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.blog-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  line-height: 1.5;
}

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

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

.blog-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ============================================
   博客文章页
   ============================================ */
.article-section {
  padding: 140px 0 80px;
}

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

.article-header .article-meta {
  display: flex;
  justify-content: center;
  gap: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.article-header h1 {
  font-size: 2.2rem;
  margin-bottom: 16px;
  line-height: 1.4;
}

.article-header .article-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 680px;
  margin: 0 auto;
}

.article-content {
  max-width: 760px;
  margin: 0 auto;
}

.article-content h2 {
  font-size: 1.6rem;
  margin: 40px 0 16px;
}

.article-content h3 {
  font-size: 1.25rem;
  margin: 28px 0 12px;
}

.article-content p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1rem;
}

.article-content ul,
.article-content ol {
  color: var(--text-secondary);
  margin-bottom: 16px;
  padding-left: 24px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content blockquote {
  border-left: 4px solid var(--primary-light);
  padding: 12px 20px;
  background: var(--bg-card);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 20px;
}

.article-content blockquote p {
  margin-bottom: 0;
  color: var(--text-primary);
}

.article-cta {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  margin-top: 40px;
}

.article-cta p {
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: 20px;
}

/* 面包屑 */
.breadcrumb {
  padding: 100px 0 20px;
}

.breadcrumb ol {
  display: flex;
  gap: 8px;
  list-style: none;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb ol li::after {
  content: '/';
  margin-left: 8px;
}

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

/* ============================================
   关于我们
   ============================================ */
.about-hero {
  padding: 140px 0 60px;
  text-align: center;
}

.about-hero h1 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.about-hero p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}

.value-card {
  text-align: center;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.value-card .value-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.value-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.value-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ============================================
   响应式设计
   ============================================ */
@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 2.25rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border);
    padding: 20px;
    gap: 16px;
  }

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

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }

  .hero-content h1 {
    font-size: 1.9rem;
  }

  .cta-box {
    padding: 40px 24px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  section {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    gap: 24px;
  }

  .hero-stat .number {
    font-size: 1.5rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }
}