/* ============================================================
   CSS Variables — 品牌色彩系统、字体、间距、圆角、阴影
   ============================================================ */
:root {
  /* 品牌主色 */
  --color-primary: #4F46E5;
  --color-primary-dark: #4338CA;
  --color-primary-light: #818CF8;
  --color-secondary: #7C3AED;

  /* 中性色 */
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-300: #D1D5DB;
  --color-gray-600: #4B5563;
  --color-gray-900: #111827;
  --color-white: #FFFFFF;

  /* 字体 */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* 间距 */
  --section-padding: 5rem 0;
  --container-max-width: 1200px;
  --container-padding: 0 1.5rem;

  /* 圆角 */
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);

  /* 过渡 */
  --transition-base: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-gray-900);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

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

/* ============================================================
   通用布局组件
   ============================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

/* ============================================================
   按钮系统
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  min-height: 44px;
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  border: none;
}

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

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

.btn-secondary:hover {
  background: var(--color-primary);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-white {
  background: #ffffff;
  color: var(--color-primary);
  border: none;
}

.btn-white:hover {
  background: var(--color-gray-100);
}

.btn-outline-white {
  background: transparent;
  color: #ffffff;
  border: 2px solid #ffffff;
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ============================================================
   入场动画
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in:nth-child(1) { transition-delay: 0s; }
.fade-in:nth-child(2) { transition-delay: 0.1s; }
.fade-in:nth-child(3) { transition-delay: 0.2s; }
.fade-in:nth-child(4) { transition-delay: 0.3s; }
.fade-in:nth-child(5) { transition-delay: 0.4s; }

/* ============================================================
   响应式 Media Queries 框架
   ============================================================ */

/* 移动端（< 768px） */
@media (max-width: 767px) {
  .container {
    padding: 0 1rem;
  }
}

/* 平板端（768px - 1023px） */
@media (min-width: 768px) and (max-width: 1023px) {
  /* 平板端通用规则（各区域样式在各自任务中添加） */
}

/* 桌面端（≥ 1024px） */
@media (min-width: 1024px) {
  /* 桌面端通用规则（各区域样式在各自任务中添加） */
}

/* ============================================================
   Navbar
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-gray-100);
  transition: var(--transition-base);
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary);
}

.nav-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--color-gray-600);
  font-weight: 500;
  font-size: 0.9375rem;
  transition: var(--transition-base);
}

.nav-link:hover {
  color: var(--color-primary);
}

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

.nav-cta {
  margin-left: 1rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background: var(--color-gray-900);
  border-radius: 2px;
  transition: var(--transition-base);
}

.hamburger.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端 Navbar */
@media (max-width: 767px) {
  .nav-links {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    padding: 1rem;
    border-bottom: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-md);
  }
}

/* ============================================================
   Hero Section
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  padding: 6rem 0 5rem;
  background: linear-gradient(135deg, #EEF2FF 0%, #F5F3FF 50%, #FFFFFF 100%);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-bg-decoration {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(79, 70, 229, 0.08);
  color: var(--color-primary);
  padding: 0.375rem 1rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-gray-900);
  margin-bottom: 1.5rem;
}

.hero-title-highlight {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.hero-social-proof {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  color: var(--color-gray-600);
}

.social-proof-icon {
  font-size: 1rem;
}

/* Hero Mockup */
.hero-mockup {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 60px rgba(79, 70, 229, 0.15);
  overflow: hidden;
  border: 1px solid var(--color-gray-100);
}

.mockup-header {
  background: var(--color-gray-50);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--color-gray-100);
}

.mockup-dots {
  display: flex;
  gap: 6px;
}

.mockup-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.mockup-dots span:nth-child(1) { background: #FF5F57; }
.mockup-dots span:nth-child(2) { background: #FEBC2E; }
.mockup-dots span:nth-child(3) { background: #28C840; }

.mockup-title {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gray-600);
}

.mockup-body {
  padding: 1.25rem;
}

.mockup-greeting {
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 0.25rem;
}

.mockup-subtitle {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  margin-bottom: 1rem;
}

.mockup-task {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

.mockup-task--done {
  color: var(--color-gray-400);
  text-decoration: line-through;
}

.mockup-task--active {
  background: rgba(79, 70, 229, 0.06);
  color: var(--color-primary);
  font-weight: 500;
}

.task-check {
  color: #10B981;
  font-weight: 700;
}

.task-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

.task-dot--empty {
  background: var(--color-gray-300);
}

.mockup-ai-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0.625rem 0.875rem;
  background: var(--color-gray-50);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  color: var(--color-gray-400);
  border: 1px solid var(--color-gray-200);
}

/* Hero 响应式 */
@media (max-width: 767px) {
  .hero {
    padding: 4rem 0 3rem;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }

  .hero-ctas {
    flex-direction: column;
  }
}

/* ============================================================
   Pain Points Section
   ============================================================ */
.pain-points {
  padding: var(--section-padding);
  background: var(--color-white);
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--color-gray-900);
}

.section-subtitle {
  text-align: center;
  color: var(--color-gray-600);
  font-size: 1.125rem;
  margin-bottom: 3rem;
}

.pain-list {
  max-width: 700px;
  margin: 2rem auto;
  list-style: none;
}

.pain-item {
  font-size: 1.125rem;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  color: var(--color-gray-700, #374151);
  line-height: 1.6;
}

.pain-emoji {
  margin-right: 0.5rem;
}

.solution-text {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2rem;
  color: var(--color-primary);
}

.solution-emoji {
  margin-right: 0.375rem;
}

/* ============================================================
   Founding Story Section
   ============================================================ */
.founding-story {
  padding: var(--section-padding);
  background: var(--color-gray-50);
}

.founder-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.founder-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
}

.founder-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.founder-role {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: 1rem;
}

.founder-quote {
  font-style: italic;
  color: var(--color-gray-600);
  line-height: 1.7;
  border-left: 3px solid var(--color-primary-light);
  padding-left: 1rem;
  margin: 0;
}

.research-stats {
  margin-top: 2rem;
}

.research-intro {
  text-align: center;
  font-size: 1.0625rem;
  color: var(--color-gray-600);
  margin-bottom: 2rem;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.research-item {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.research-number {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.research-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  line-height: 1.4;
}

@media (max-width: 767px) {
  .founder-grid {
    grid-template-columns: 1fr;
  }
  .research-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================================
   Features Section
   ============================================================ */
.features {
  padding: var(--section-padding);
  background: var(--color-white);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  padding: 2rem 1.5rem;
  transition: var(--transition-base);
  box-shadow: var(--shadow-sm);
}

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

.feature-emoji {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  color: var(--color-gray-900);
}

.feature-subtitle-text {
  font-size: 0.8125rem;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 1rem;
}

.feature-points {
  list-style: none;
}

.feature-points li {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  padding: 0.25rem 0;
  padding-left: 1rem;
  position: relative;
  line-height: 1.5;
}

.feature-points li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary-light);
  font-weight: 600;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Stats Section
   ============================================================ */
.stats {
  padding: 4rem 0;
  background: linear-gradient(135deg, #EEF2FF 0%, #F5F3FF 100%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem 0.5rem;
}

.stat-emoji {
  display: block;
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.stat-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  line-height: 1.4;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

/* ============================================================
   Pricing Section
   ============================================================ */
.pricing {
  padding: var(--section-padding);
  background: var(--color-white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
}

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

.pricing-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-gray-900);
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-gray-900);
  margin-bottom: 0.25rem;
  line-height: 1;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-gray-600);
}

.pricing-scale {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: 1.5rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 1.5rem;
}

.pricing-features li {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  padding: 0.375rem 0;
  padding-left: 1.25rem;
  position: relative;
  border-bottom: 1px solid var(--color-gray-100);
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #10B981;
  font-weight: 700;
}

.pricing-featured {
  border: 2px solid var(--color-primary);
  box-shadow: 0 8px 30px rgba(79, 70, 229, 0.15);
}

.pricing-badge {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

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

@media (min-width: 768px) and (max-width: 1023px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Testimonials Section
   ============================================================ */
.testimonials {
  padding: var(--section-padding);
  background: var(--color-gray-50);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
  border-left: 4px solid var(--color-primary);
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 5rem;
  color: var(--color-primary-light);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-quote {
  font-size: 1rem;
  color: var(--color-gray-600);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-name {
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 0.125rem;
}

.testimonial-role {
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

@media (max-width: 767px) {
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Bottom CTA Section
   ============================================================ */
.bottom-cta {
  padding: 6rem 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  text-align: center;
}

.bottom-cta h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: white;
  margin-bottom: 1rem;
}

.bottom-cta-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2.5rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.bottom-cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 767px) {
  .bottom-cta {
    padding: 4rem 0;
  }
  .bottom-cta-buttons {
    flex-direction: column;
    align-items: center;
  }
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
}

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-gray-300);
  max-width: 280px;
}

.footer-links-group h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

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

.footer-links-group li {
  margin-bottom: 0.625rem;
}

.footer-links-group a {
  font-size: 0.875rem;
  color: var(--color-gray-300);
  transition: var(--transition-base);
}

.footer-links-group a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
}

.social-icons {
  display: flex;
  gap: 1rem;
}

.social-icons a {
  color: var(--color-gray-300);
  transition: var(--transition-base);
  display: flex;
  align-items: center;
}

.social-icons a:hover {
  color: white;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* ============================================================
   Focus / Accessibility
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 4px;
}