/* Elegant Light Lavender & Cream Purple Design System (Harmonious Light Theme)
   Color 1: Soft Lavender Purple #B499C9
   Color 2: Deep Elegant Twilight Purple #623A82
   Color 3: Warm Champagne Cream #EAD8CE
*/
:root {
  --bg-main: #f5effa;
  --bg-secondary: #ebdff5;
  --bg-card: rgba(255, 255, 255, 0.88);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  
  --purple-dark: #623A82;       /* 图1 深紫罗兰色 #623A82 */
  --purple-lavender: #B499C9;   /* 图1 薰衣草浅紫 #B499C9 */
  --cream-beige: #EAD8CE;       /* 图1 暖香槟米色 #EAD8CE */
  
  --gradient-primary: linear-gradient(135deg, #623A82 0%, #7b45a3 50%, #9a73b5 100%);
  --gradient-hero: linear-gradient(135deg, #f2ebf8 0%, #e6d8f2 45%, #f7efe8 100%);
  --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.92) 0%, rgba(245, 238, 252, 0.82) 100%);
  --gradient-badge: linear-gradient(135deg, #623A82 0%, #7b45a3 100%);

  --text-main: #241135;        /* 极度清晰的深紫黑文字 */
  --text-muted: #53396b;       /* 优雅中紫文字 */
  --text-dim: #7b6094;         /* 柔紫文字 */
  
  --border-lavender: rgba(180, 153, 201, 0.4);
  --border-bright: rgba(98, 58, 130, 0.35);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-soft: 0 8px 25px -6px rgba(98, 58, 130, 0.08);
  --shadow-hover: 0 14px 32px -4px rgba(98, 58, 130, 0.16);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
}

/* Background Soft Lavender Cosmic Aura */
body::before {
  content: '';
  position: fixed;
  top: -20%;
  left: -10%;
  width: 140%;
  height: 140%;
  z-index: -2;
  background: 
    radial-gradient(circle at 50% 15%, rgba(180, 153, 201, 0.28) 0%, transparent 55%),
    radial-gradient(circle at 15% 55%, rgba(234, 216, 206, 0.45) 0%, transparent 45%),
    radial-gradient(circle at 85% 65%, rgba(123, 69, 163, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 50% 85%, rgba(180, 153, 201, 0.2) 0%, transparent 45%);
  animation: nebulaPulse 14s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes nebulaPulse {
  0% { transform: scale(1) rotate(0deg); opacity: 0.9; }
  100% { transform: scale(1.05) rotate(2deg); opacity: 1; }
}

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

/* Header & Nav */
.header-navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(245, 239, 250, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-lavender);
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(98, 58, 130, 0.04);
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--purple-dark);
}

.logo-badge {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--gradient-badge);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
  box-shadow: 0 4px 12px rgba(98, 58, 130, 0.25);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.8rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.25s ease;
  position: relative;
  padding: 0.4rem 0;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--purple-dark);
  border-radius: 2px;
  transition: width 0.3s ease;
}

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

.btn-cta {
  background: var(--purple-dark);
  color: #fff !important;
  font-weight: 600;
  padding: 0.75rem 1.8rem;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 18px rgba(98, 58, 130, 0.25);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-cta:hover {
  transform: translateY(-2px);
  background: #734399;
  box-shadow: 0 6px 22px rgba(98, 58, 130, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-bright);
  color: var(--purple-dark);
  font-weight: 600;
  padding: 0.75rem 1.8rem;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(98, 58, 130, 0.05);
}

.btn-secondary:hover {
  background: #ffffff;
  border-color: var(--purple-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(98, 58, 130, 0.12);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--purple-dark);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Sections Base */
section {
  padding: 5rem 1.5rem;
  max-width: 1240px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: rgba(180, 153, 201, 0.25);
  border: 1px solid var(--purple-lavender);
  border-radius: 30px;
  color: var(--purple-dark);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.section-header h2 {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: var(--purple-dark);
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ========================================================
   CENTERED HERO SECTION & HARMONIOUS METEORS (Harmonious Light Theme)
   ======================================================== */
.hero-section-wrapper {
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--border-lavender);
}

.hero-section {
  padding-top: 11rem;
  padding-bottom: 7rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
  position: relative;
  z-index: 5;
}

.meteors-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

/* Harmonious & Natural Soft White-Purple Meteors */
.meteor-line {
  position: absolute;
  height: 2px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(180, 153, 201, 0.45) 40%, rgba(98, 58, 130, 0.65) 80%, #ffffff 100%);
  border-radius: 999px;
  opacity: 0;
  animation: meteorFly linear infinite;
  filter: drop-shadow(0 0 4px rgba(98, 58, 130, 0.3));
}

.meteor-line::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 
    0 0 6px 2px #ffffff,
    0 0 12px 4px rgba(180, 153, 201, 0.6);
}

@keyframes meteorFly {
  0% { transform: translateX(-300px); opacity: 0; }
  10% { opacity: 1; }
  85% { opacity: 1; }
  100% { transform: translateX(115vw); opacity: 0; }
}

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

.animate-fade-up {
  opacity: 0;
  transform: translateY(35px);
  animation: fadeUpReveal 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.35s; }
.delay-3 { animation-delay: 0.55s; }
.delay-4 { animation-delay: 0.75s; }
.delay-5 { animation-delay: 0.95s; }

@keyframes fadeUpReveal {
  0% { opacity: 0; transform: translateY(35px); filter: blur(6px); }
  100% { opacity: 1; transform: translateY(0); filter: blur(0); }
}

.hero-content h1 {
  font-size: 3.8rem;
  font-weight: 900;
  line-height: 1.18;
  margin-bottom: 1.5rem;
  letter-spacing: -0.5px;
  color: var(--purple-dark);
}

.hero-content h1 span {
  color: var(--purple-dark);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin: 0 auto 2.5rem auto;
  max-width: 800px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-trust-badges {
  display: flex;
  gap: 2.5rem;
  justify-content: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-lavender);
  width: 100%;
  max-width: 750px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.trust-item i {
  color: var(--purple-dark);
  font-size: 1.2rem;
  font-style: normal;
  font-weight: bold;
}

.trust-item span {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Feature Grid Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.8rem;
}

.feature-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.35s ease;
  position: relative;
  box-shadow: var(--shadow-soft);
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--purple-dark);
  box-shadow: var(--shadow-hover);
}

.feature-icon {
  width: 55px;
  height: 55px;
  border-radius: var(--radius-md);
  background: rgba(180, 153, 201, 0.22);
  border: 1px solid var(--border-lavender);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple-dark);
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.8rem;
  color: var(--purple-dark);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Detailed Feature Section (Image 3 Ref) */
.detail-feature-wrapper {
  background: var(--gradient-card);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-soft);
}

.detail-feature-title {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 1.2rem;
  color: var(--purple-dark);
}

.detail-feature-list {
  list-style: none;
  display: grid;
  gap: 1rem;
}

.detail-feature-list li {
  position: relative;
  padding-left: 1.8rem;
  color: var(--text-muted);
  font-size: 1rem;
}

.detail-feature-list li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--purple-dark);
}

.detail-feature-list li strong {
  color: var(--purple-dark);
}

/* Pricing Section */
.pricing-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.tab-btn {
  padding: 0.75rem 1.8rem;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--border-lavender);
  color: var(--text-muted);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-btn.active {
  background: var(--purple-dark);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(98, 58, 130, 0.28);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.8rem;
}

.pricing-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-lg);
  padding: 2.2rem 1.8rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-soft);
}

.pricing-card:hover {
  transform: translateY(-5px);
  border-color: var(--purple-dark);
  box-shadow: var(--shadow-hover);
}

.pricing-card.popular {
  border-color: var(--purple-dark);
  border-width: 2px;
  box-shadow: 0 12px 30px rgba(98, 58, 130, 0.18);
}

.pricing-card.popular::after {
  content: '热门首选';
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--purple-dark);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.8rem;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(98, 58, 130, 0.25);
}

.pricing-header h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--purple-dark);
}

.pricing-price {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--purple-dark);
  margin-bottom: 1.2rem;
}

.pricing-price span {
  font-size: 0.9rem;
  color: var(--text-dim);
  font-weight: 400;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.pricing-features li {
  padding: 0.5rem 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border-bottom: 1px dashed rgba(98, 58, 130, 0.12);
}

.pricing-features li i {
  color: #20bf6b;
  font-style: normal;
  font-weight: bold;
}

/* ========================================================
   ARTICLES SECTION (Ref 4 Style - Two Columns 2x4 Layout, Clean Titles)
   ======================================================== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.8rem;
}

.article-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.35s ease;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-soft);
}

.article-card:hover {
  transform: translateY(-5px);
  border-color: var(--purple-dark);
  box-shadow: var(--shadow-hover);
}

.article-card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-tag {
  color: var(--purple-dark);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  letter-spacing: 0.5px;
}

.article-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 0.8rem;
  color: var(--purple-dark);
}

.article-card h3 a:hover {
  color: #7b45a3;
}

.article-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
  flex-grow: 1;

  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-read-more {
  color: var(--purple-dark);
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
}

/* ========================================================
   REVIEWS / TESTIMONIALS (Show 3 cards at once, slide 1 by 1)
   ======================================================== */
.testimonials-wrapper {
  position: relative;
  max-width: 1240px;
  margin: 0 auto;
  overflow: hidden;
  padding: 1rem 0 3rem 0;
}

.testimonial-track {
  display: flex;
  gap: 1.8rem;
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.testimonial-slide {
  min-width: calc((100% - 3.6rem) / 3);
  max-width: calc((100% - 3.6rem) / 3);
  flex-shrink: 0;
}

.testimonial-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-lg);
  padding: 2.2rem 1.8rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.3s, transform 0.3s;
  box-shadow: var(--shadow-soft);
}

.testimonial-card:hover {
  border-color: var(--purple-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.stars {
  color: #f39c12;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.testimonial-quote {
  font-size: 0.98rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 1.5rem;
  line-height: 1.7;
  flex-grow: 1;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-lavender);
}

.user-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--purple-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.user-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--purple-dark);
}

.user-role {
  font-size: 0.82rem;
  color: var(--text-dim);
}

.carousel-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.carousel-btn {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-lavender);
  color: var(--purple-dark);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: var(--shadow-soft);
}

.carousel-btn:hover {
  background: var(--purple-dark);
  color: #fff;
  border-color: transparent;
  transform: scale(1.08);
}

.carousel-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(98, 58, 130, 0.22);
  cursor: pointer;
  transition: all 0.3s ease;
}

.dot.active {
  background: var(--purple-dark);
  width: 24px;
  border-radius: 10px;
}

/* FAQ Accordion */
.faq-container {
  max-width: 850px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--gradient-card);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-soft);
}

.faq-question {
  padding: 1.3rem 1.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  color: var(--purple-dark);
}

.faq-answer {
  padding: 0 1.5rem 1.3rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  display: none;
  border-top: 1px dashed var(--border-lavender);
  padding-top: 1rem;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--purple-dark);
}

.faq-icon {
  transition: transform 0.3s ease;
  color: var(--text-dim);
}

/* Footer */
.footer-site {
  background: #ebdff5;
  border-top: 1px solid var(--border-lavender);
  padding: 4rem 1.5rem 2rem 1.5rem;
  margin-top: 4rem;
  position: relative;
  z-index: 10;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 1.2rem;
  color: var(--purple-dark);
}

.footer-col p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color 0.25s ease;
}

.footer-links a:hover {
  color: var(--purple-dark);
  font-weight: 600;
}

.footer-bottom {
  max-width: 1240px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border-lavender);
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(36, 17, 53, 0.65);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-box {
  background: #ffffff;
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  padding: 2.5rem;
  position: relative;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 20px 50px rgba(98, 58, 130, 0.25);
  color: var(--text-main);
}

.modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.8rem;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--purple-dark);
}

/* Article Page Layout */
.article-container {
  max-width: 900px;
  margin: 8rem auto 4rem auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 5;
}

.article-header {
  margin-bottom: 2.5rem;
  text-align: left;
}

.article-header h1 {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.3;
  margin: 1rem 0;
  color: var(--purple-dark);
}

.article-meta {
  display: flex;
  gap: 1.5rem;
  color: var(--text-dim);
  font-size: 0.88rem;
}

.article-content {
  background: var(--gradient-card);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-lg);
  padding: 3rem;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-main);
  box-shadow: var(--shadow-soft);
}

.article-content h2 {
  font-size: 1.6rem;
  color: var(--purple-dark);
  margin: 2.2rem 0 1rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-lavender);
}

.article-content h3 {
  font-size: 1.3rem;
  color: var(--purple-dark);
  margin: 1.8rem 0 0.8rem 0;
}

.article-content p {
  margin-bottom: 1.4rem;
  color: var(--text-muted);
}

.article-content ul, .article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: var(--text-muted);
}

.article-content li {
  margin-bottom: 0.5rem;
}

.content-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-lavender);
}

.content-table th, .content-table td {
  padding: 1rem 1.2rem;
  text-align: left;
  border-bottom: 1px solid var(--border-lavender);
}

.content-table th {
  background: rgba(180, 153, 201, 0.35);
  color: var(--purple-dark);
  font-weight: 800;
}

.content-table td {
  color: var(--text-muted);
}

.content-table tr:hover {
  background: rgba(180, 153, 201, 0.15);
}

.step-box {
  background: rgba(255, 255, 255, 0.95);
  border-left: 4px solid var(--purple-dark);
  padding: 1.2rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: 0 4px 15px rgba(98, 58, 130, 0.05);
}

.step-box h4 {
  color: var(--purple-dark);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.internal-links-box {
  background: rgba(234, 216, 206, 0.45);
  border: 1px solid var(--border-lavender);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  margin: 2.5rem 0;
}

.internal-links-box h4 {
  color: var(--purple-dark);
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.internal-links-box ul {
  list-style: none;
  padding-left: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.internal-links-box a {
  color: var(--purple-dark);
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s;
}

.internal-links-box a:hover {
  color: #7b45a3;
}

/* Mobile Responsive */
@media (max-width: 992px) {
  .articles-grid {
    grid-template-columns: 1fr;
  }

  .testimonial-slide {
    min-width: calc((100% - 1.8rem) / 2);
    max-width: calc((100% - 1.8rem) / 2);
  }

  .hero-section {
    padding-top: 8rem;
  }

  .hero-content h1 {
    font-size: 2.6rem;
  }

  .hero-trust-badges {
    flex-wrap: wrap;
    gap: 1.2rem;
  }

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

  .internal-links-box ul {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .testimonial-slide {
    min-width: 100%;
    max-width: 100%;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #f5effa;
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-lavender);
  }

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

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

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

  .article-content {
    padding: 1.5rem;
  }

  .pricing-tabs {
    flex-direction: column;
  }
}