:root {
  --primary: #6e44ff;
  --primary-dark: #4a3aff;
  --primary-light: #8b5cf6;
  --accent-green: #00c853;
  --primary-green: #03cf65;
  --primary-green-dark: #42b860;
  --primary-green-light: #dcfce7;
  --bg-cream: #fff9e6;
  --text-primary: #1f1f24;
  --text-secondary: #666666;
  --text-muted: #999999;
  --bg-white: #ffffff;
  --bg-light: #f8f9fa;
  --bg-gray: #f3f4f6;
  --border-color: #e5e7eb;
  --border-light: #f0f0f0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --font-family:
    "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Microsoft YaHei", sans-serif;
  --accent-green-dark: #128c7e;
  --radius-full: 24px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "PingFang SC",
    "Microsoft YaHei",
    sans-serif;
  background: var(--bg-white);
  color: var(--text-primary);
  line-height: 1.6;
  padding-top: 64px;
}

/* Hero Section */
.hero-section {
  padding: 120px 24px 80px;
  background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: clamp(16px, 2.5vw, 20px);
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.6;
}

.hero-highlight {
  color: var(--accent-green);
  font-weight: 600;
}

.hero-discount {
  color: var(--primary);
  font-weight: 700;
}

.hero-price {
  color: var(--primary-dark);
  font-weight: 700;
}

.hero-tagline {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

/* CTA Buttons */
.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  border: none;
}

.cta-btn svg {
  width: 18px;
  height: 18px;
}

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

.cta-btn-primary:hover {
  background: var(--primary-dark);
}

.cta-btn-outline {
  background: var(--bg-white);
  color: var(--primary);
  border: 1px solid var(--primary);
}

.cta-btn-outline:hover {
  background: rgba(110, 68, 255, 0.05);
}

.cta-btn-ghost {
  background: var(--bg-white);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.cta-btn-ghost:hover {
  border-color: var(--text-muted);
}

.cta-btn-gradient {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  color: white;
}

.cta-btn-gradient:hover {
  box-shadow: 0 4px 16px rgba(110, 68, 255, 0.3);
}

/* Scroll Container - Full Width */
.scroll-container {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  overflow: hidden;
}

.scroll-container::before,
.scroll-container::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.scroll-container::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-white), transparent);
}

.scroll-container::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-white), transparent);
}

.scroll-track {
  display: flex;
  gap: 20px;
  width: max-content;
  padding: 20px 0;
}

/* Scroll Left Animation - 向左滚动 */
.scroll-left .scroll-track {
  animation: scrollLeft 50s linear infinite;
}

/* Scroll Right Animation - 向右滚动 */
.scroll-right .scroll-track {
  animation: scrollRight 50s linear infinite;
}

@keyframes scrollLeft {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-25%);
  }
}

@keyframes scrollRight {
  0% {
    transform: translateX(-25%);
  }
  100% {
    transform: translateX(0);
  }
}

/* Pause on hover */
.scroll-container:hover .scroll-track {
  animation-play-state: paused;
}

/* Feature Cards */
.feature-card {
  flex-shrink: 0;
  width: 300px;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: left;
  transition: all 0.3s;
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
}

.feature-icon.douyin {
  background: linear-gradient(135deg, #000000 0%, #25f4ee 50%, #fe2c55 100%);
}

.feature-icon.tiktok {
  background: linear-gradient(135deg, #000000 0%, #25f4ee 50%, #fe2c55 100%);
}

.feature-icon.xiaohongshu {
  background: linear-gradient(135deg, #ff2442 0%, #ff6b6b 100%);
}

.feature-icon.deepseek {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
}

/* 渠道图标样式 */
.feature-icon.messenger {
  background: linear-gradient(135deg, #0084ff 0%, #00c6ff 100%);
}

.feature-icon.telegram {
  background: linear-gradient(135deg, #0088cc 0%, #229ed9 100%);
}

.feature-icon.youtube {
  background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
}

.feature-icon.instagram {
  background: linear-gradient(
    45deg,
    #f09433 0%,
    #e6683c 25%,
    #dc2743 50%,
    #cc2366 75%,
    #bc1888 100%
  );
}

.feature-icon.line {
  background: linear-gradient(135deg, #00c300 0%, #00b900 100%);
}

.feature-icon.whatsapp {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
}

.feature-icon.wechat {
  background: linear-gradient(135deg, #07c160 0%, #05a854 100%);
}

.feature-icon.slack {
  background: linear-gradient(135deg, #4a154b 0%, #611f69 100%);
}

.feature-icon.vkontakte {
  background: linear-gradient(135deg, #4a76a8 0%, #4680b2 100%);
}

.feature-icon.tiktok-channel {
  background: linear-gradient(135deg, #000000 0%, #25f4ee 50%, #fe2c55 100%);
}

.feature-icon.wework {
  background: linear-gradient(135deg, #2d7eff 0%, #1a6dff 100%);
}

.feature-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Model Cards */
.model-card {
  flex-shrink: 0;
  width: 280px;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: left;
  transition: all 0.3s;
}

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

.model-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
}

.model-logo.openai {
  background: #10a37f;
  color: white;
}

.model-logo.claude {
  background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
  color: white;
}

.model-logo.gemini {
  background: linear-gradient(
    135deg,
    #4285f4 0%,
    #34a853 50%,
    #fbbc05 75%,
    #ea4335 100%
  );
  color: white;
}

.model-logo.deepseek {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  color: white;
}

.model-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.model-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 1200px) {
  .feature-card {
    width: 280px;
  }
  .model-card {
    width: 260px;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 100px 16px 60px;
  }

  .hero-title {
    font-size: 28px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .cta-btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }

  .feature-card,
  .model-card {
    width: 260px;
    padding: 20px;
  }

  .scroll-container::before,
  .scroll-container::after {
    width: 60px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 24px;
  }

  .feature-title,
  .model-title {
    font-size: 16px;
  }

  .feature-card,
  .model-card {
    width: 240px;
    padding: 16px;
  }
}

/* Section2 Styles - Namespace: section2- */
.section2-section {
  padding: 50px 0;
  background: var(--bg-white);
}

.section2-container {
  width: 100%;
  max-width: 1420px;
  margin: 0 auto;
  padding: 0 30px;
}

.section2-content {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 60px;
}

.section2-content-column {
  flex: 1;
  max-width: 60%;
}

.section2-header {
  margin-bottom: 24px;
}

.section2-title {
  font-size: 40px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section2-title strong {
  font-weight: 600;
}

.section2-description {
  font-size: max(16px, calc(16px * 1));
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.section2-description strong {
  color: var(--primary-green);
  font-weight: 600;
}

.section2-feature-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}

.section2-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-color);
}

.section2-feature-item:last-child {
  border-bottom: none;
}

.section2-feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f4f4f4;
  border-radius: 50%;
  position: relative;
}

.section2-feature-icon svg {
  width: 24px;
  height: 24px;
  color: var(--primary-green);
}

.section2-feature-content {
  flex: 1;
}

.section2-feature-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  display: block;
}

.section2-feature-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.section2-cta-container {
  margin-top: 24px;
}

.section2-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 500;
  font-family: var(--font-family);
  color: #fdfdfd;
  background: var(--primary-green);
  border: none;
  border-radius: 5px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}

.section2-cta-btn:hover {
  background: var(--primary-green-dark);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.section2-cta-btn svg {
  width: 16px;
  height: 16px;
}

.section2-image-column {
  flex: 1;
  max-width: 40%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.section2-phone-wrapper {
  position: relative;
  animation: floatUp 0.4s ease-in-out;
}

.section2-phone-bg {
  position: absolute;
  width: 400px;
  height: 400px;
  background: var(--bg-cream);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
}

.section2-phone-mockup {
  position: relative;
  z-index: 1;
  max-width: 100%;
  border-radius: calc(var(--radius-lg) / 2);
  box-shadow: var(--shadow-lg);
}

.section2-phone-mockup img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

@keyframes floatUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section2-animate-fade {
  opacity: 0;
  animation: fadeIn 0.6s ease forwards;
}

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

.floating-contact-wrapper {
  position: fixed;
  z-index: 99;
  bottom: 10px;
  right: 15px;
  width: 55px;
  height: fit-content;
}
.telegram {
  color: #0088cc;
}
.whatsapp {
  color: #25d366;
}
.section2-floating-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: var(--primary-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  transition: transform 0.2s ease;
  z-index: 1000;
}

.section2-floating-btn:hover {
  transform: scale(1.05);
}

.section2-floating-btn svg {
  width: 24px;
  height: 24px;
  color: white;
}

.section2-notification-dot {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 12px;
  height: 12px;
  background: #ff3b30;
  border-radius: 50%;
  border: 2px solid white;
}

/* Section2 Responsive Design */
@media (max-width: 1024px) {
  .section2-title {
    font-size: 32px;
  }

  .section2-content {
    gap: 40px;
  }
}

@media (max-width: 900px) {
  .section2-section {
    padding: 40px 0;
  }

  .section2-content {
    flex-direction: column;
    gap: 40px;
  }

  .section2-content-column,
  .section2-image-column {
    max-width: 100%;
  }

  .section2-image-column {
    order: -1;
  }

  .section2-phone-bg {
    width: 300px;
    height: 300px;
  }

  .section2-title {
    font-size: 28px;
  }
}

@media (max-width: 768px) {
  .section2-section {
    padding: 30px 0;
  }

  .section2-container {
    padding: 0 15px;
  }

  .section2-title {
    font-size: 24px;
  }

  .section2-description {
    font-size: 15px;
  }

  .section2-feature-item {
    padding: 12px 0;
  }

  .section2-feature-icon {
    width: 40px;
    height: 40px;
  }

  .section2-feature-icon svg {
    width: 20px;
    height: 20px;
  }

  .section2-feature-title {
    font-size: 16px;
  }

  .section2-feature-desc {
    font-size: 14px;
  }

  .section2-cta-btn {
    padding: 12px 24px;
    font-size: 15px;
  }

  .section2-phone-bg {
    width: 250px;
    height: 250px;
  }
}

@media (max-width: 480px) {
  .section2-title {
    font-size: 20px;
  }

  .section2-feature-item {
    gap: 12px;
  }

  .section2-feature-icon {
    width: 36px;
    height: 36px;
  }

  .section2-cta-btn {
    width: 100%;
    justify-content: center;
  }
}

/* Section3 Styles - Namespace: section3- */
.section3-cta-section {
  padding: 64px 24px;
  background: var(--bg-light);
  min-height: 400px;
}

.section3-cta-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.section3-content-column {
  flex: 1;
  max-width: 55%;
}

.section3-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(110, 68, 255, 0.1);
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
}

.section3-tag svg {
  width: 18px;
  height: 18px;
}

.section3-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.section3-title .section3-highlight {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section3-description {
  font-size: clamp(16px, 2vw, 18px);
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.section3-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.section3-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  border: none;
  min-width: 160px;
}

.section3-btn svg {
  width: 18px;
  height: 18px;
}

.section3-btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  color: white;
  box-shadow: 0 4px 14px rgba(110, 68, 255, 0.3);
}

.section3-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(110, 68, 255, 0.4);
}

.section3-btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.section3-btn-outline:hover {
  background: rgba(110, 68, 255, 0.05);
  transform: translateY(-2px);
}

.section3-image-column {
  flex: 1;
  max-width: 45%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.section3-image-wrapper {
  position: relative;
  animation: floatUp 0.6s ease-out;
}

.section3-image-bg {
  position: absolute;
  width: 320px;
  height: 320px;
  background: linear-gradient(
    135deg,
    rgba(110, 68, 255, 0.1) 0%,
    rgba(139, 92, 246, 0.1) 100%
  );
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
}

.section3-image-container {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  max-width: 320px;
}

.section3-image-container img {
  width: 100%;
  height: auto;
  display: block;
}

.section3-whatsapp-badge {
  position: absolute;
  bottom: -10px;
  right: -10px;
  width: 60px;
  height: 60px;
  background: var(--accent-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  z-index: 2;
  animation: pulse 2s ease-in-out infinite;
}

.section3-whatsapp-badge svg {
  width: 32px;
  height: 32px;
  color: white;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.section3-animate-fade {
  opacity: 0;
  animation: fadeIn 0.6s ease forwards;
}

.section3-feature-pills {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.section3-feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 14px;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.section3-feature-pill:hover {
  border-color: var(--primary-light);
  color: var(--primary);
}

.section3-feature-pill svg {
  width: 16px;
  height: 16px;
  color: var(--accent-green);
}

/* Section3 Responsive Design */
@media (max-width: 1024px) {
  .section3-cta-container {
    gap: 40px;
  }

  .section3-title {
    font-size: 32px;
  }

  .section3-image-bg {
    width: 280px;
    height: 280px;
  }

  .section3-image-container {
    max-width: 280px;
  }
}

@media (max-width: 768px) {
  .section3-cta-section {
    padding: 48px 16px;
  }

  .section3-cta-container {
    flex-direction: column-reverse;
    gap: 40px;
  }

  .section3-content-column,
  .section3-image-column {
    max-width: 100%;
    width: 100%;
  }

  .section3-title {
    font-size: 28px;
  }

  .section3-description {
    font-size: 16px;
  }

  .section3-buttons {
    flex-direction: column;
  }

  .section3-btn {
    width: 100%;
  }

  .section3-image-column {
    justify-content: center;
  }

  .section3-image-bg {
    width: 250px;
    height: 250px;
  }

  .section3-image-container {
    max-width: 250px;
  }

  .section3-feature-pills {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .section3-title {
    font-size: 24px;
  }

  .section3-btn {
    padding: 12px 24px;
    font-size: 15px;
  }

  .section3-image-bg {
    width: 200px;
    height: 200px;
  }

  .section3-image-container {
    max-width: 220px;
  }

  .section3-whatsapp-badge {
    width: 50px;
    height: 50px;
  }

  .section3-whatsapp-badge svg {
    width: 26px;
    height: 26px;
  }
}

/* Section4 Styles - Namespace: section4- */
.section4-hero {
  --section4-accent: #25d366;
  --section4-primary: #128c7e;
  padding: 80px 0;
  background: linear-gradient(135deg, #fff 0%, #f7f7f7 100%);
}

.section4-hero .section4-wr {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.section4-hero .section4-content-wrapper {
  flex: 1;
  max-width: 600px;
}

.section4-hero .section4-header {
  animation: fade 400ms ease-out;
}

.section4-hero h1 {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #1a1a1a;
}

.section4-hero h1 .section4-highlight {
  color: var(--section4-accent);
}

.section4-hero .section4-description {
  font-size: 1.125rem;
  color: #666;
  margin-bottom: 30px;
  line-height: 1.7;
}

.section4-hero .section4-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.section4-hero .section4-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: all 200ms ease;
  cursor: pointer;
  border: none;
}

.section4-hero .section4-btn-primary {
  background: var(--section4-accent);
  color: #fff;
}

.section4-hero .section4-btn-primary:hover {
  background: var(--section4-primary);
  transform: translateY(-2px);
}

.section4-hero .section4-btn-secondary {
  background: transparent;
  color: #333;
  border: 2px solid #e0e0e0;
}

.section4-hero .section4-btn-secondary:hover {
  border-color: #333;
}

.section4-hero .section4-image-wrapper {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  animation: toTop 400ms ease-out 150ms both;
}

.section4-hero .section4-hero-image {
  max-width: 50vw;
  max-height: 70vh;
  width: auto;
  height: auto;
}

@keyframes toTop {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Section4 Responsive */
@media (max-width: 900px) {
  .section4-hero .section4-wr {
    flex-direction: column;
    text-align: center;
  }

  .section4-hero .section4-content-wrapper {
    max-width: 100%;
  }

  .section4-hero h1 {
    font-size: 2rem;
  }

  .section4-hero .section4-buttons {
    justify-content: center;
  }

  .section4-hero .section4-image-wrapper {
    justify-content: center;
  }

  .section4-hero .section4-hero-image {
    max-width: 100%;
    max-height: 50vh;
  }
}