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

:root {
  --primary: #FF6B9D;
  --primary-dark: #E85080;
  --secondary: #6366F1;
  --secondary-dark: #4F46E5;
  --bg: #FAFAFA;
  --bg-alt: #F5F5F5;
  --text: #1F2937;
  --text-light: #6B7280;
  --white: #FFFFFF;
  --border: #E5E7EB;
  --shadow: rgba(0, 0, 0, 0.1);
  --gradient: linear-gradient(135deg, #FF6B9D 0%, #6366F1 100%);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background: var(--white);
  box-shadow: 0 2px 10px var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
  font-size: 24px;
  font-weight: 700;
}

.logo svg {
  width: 40px;
  height: 40px;
  color: var(--primary);
}

nav {
  display: flex;
  gap: 32px;
}

nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  transition: color 0.2s;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn svg {
  width: 28px;
  height: 28px;
  color: var(--text);
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 4px 10px var(--shadow);
  padding: 20px;
  z-index: 999;
}

.mobile-nav.active {
  display: block;
}

.mobile-nav a {
  display: block;
  padding: 12px 0;
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}

.mobile-nav a:last-child {
  border-bottom: none;
}

/* Hero Section */
.hero {
  background: var(--gradient);
  color: var(--white);
  padding: 100px 0;
  text-align: center;
  border-radius: 0 0 40px 40px;
  margin-bottom: 60px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero p {
  font-size: 20px;
  max-width: 700px;
  margin: 0 auto 40px;
  opacity: 0.95;
}

/* Buttons */
.cta-btn {
  display: inline-block;
  padding: 16px 40px;
  background: var(--white);
  color: var(--primary);
  border: none;
  border-radius: 50px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.cta-floating {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 18px 35px;
  font-size: 16px;
  z-index: 998;
  animation: pulse 2s infinite;
}

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

/* Sections */
section {
  padding: 80px 0;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-light);
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 60px;
}

/* Lead paragraph for blog articles */
.lead {
  font-size: 20px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 30px;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.feature-card {
  background: var(--white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 4px 20px var(--shadow);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-card svg {
  width: 60px;
  height: 60px;
  color: var(--primary);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 15px;
}

.feature-card p {
  color: var(--text-light);
}

/* How It Works */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

.step {
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  margin: 0 auto 20px;
}

.step h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.step p {
  color: var(--text-light);
}

/* Blog Grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.blog-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow);
  transition: transform 0.3s ease;
}

.blog-card:hover {
  transform: translateY(-5px);
}

.blog-card-content {
  padding: 30px;
}

.blog-card h3 {
  font-size: 22px;
  margin-bottom: 15px;
}

.blog-card p {
  color: var(--text-light);
  margin-bottom: 20px;
}

.blog-card .read-more {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

/* FAQ */
.faq-item {
  background: var(--white);
  border-radius: 12px;
  margin-bottom: 20px;
  overflow: hidden;
  box-shadow: 0 2px 10px var(--shadow);
}

.faq-question {
  width: 100%;
  padding: 20px 25px;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.faq-question svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
  transition: transform 0.3s;
}

.faq-question.active svg {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 25px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.active {
  padding: 0 25px 25px;
  max-height: 500px;
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: 60px auto 0;
  background: var(--white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 4px 20px var(--shadow);
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: 10px;
  font-size: 16px;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
  padding: 16px;
  background: var(--gradient);
  color: var(--white);
  border: none;
  border-radius: 10px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.form-submit:hover {
  opacity: 0.9;
}

/* Footer */
footer {
  background: var(--text);
  color: var(--white);
  padding: 60px 0 30px;
  margin-top: 100px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  margin-bottom: 20px;
  font-size: 18px;
}

.footer-section a {
  display: block;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.2s;
}

.footer-section a:hover {
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
}

/* Blog Article */
.article-content {
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
  font-size: 18px;
}

.article-content h2 {
  font-size: 32px;
  margin: 40px 0 20px;
}

.article-content h3 {
  font-size: 24px;
  margin: 30px 0 15px;
}

.article-content p {
  margin-bottom: 20px;
  color: var(--text);
}

.article-content ul,
.article-content ol {
  margin: 20px 0;
  padding-left: 30px;
}

.article-content li {
  margin-bottom: 10px;
}

.back-link {
  display: inline-block;
  margin-bottom: 30px;
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

/* Page Header */
.page-header {
  background: var(--gradient);
  color: var(--white);
  padding: 80px 0;
  text-align: center;
  border-radius: 0 0 40px 40px;
  margin-bottom: 60px;
}

.page-header h1 {
  font-size: 42px;
  font-weight: 800;
}

/* Responsive */
@media (max-width: 768px) {
  nav {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero p {
    font-size: 18px;
  }

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

  .cta-floating {
    bottom: 20px;
    right: 20px;
    padding: 15px 25px;
    font-size: 14px;
  }
}