/* ===== CSS Variables ===== */
:root {
  --color-primary: #0f0f10;
  --color-secondary: #0f0f10;
  --color-accent: #c07fc4;
  --color-accent2: #3b8bdb;
  --color-accent3: #3a69b3;
  --color-bg: #0a0a0b;
  --color-surface: #161618;
  --color-surface2: #1e1e21;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-text: #e8e8ea;
  --color-text-muted: #9a9aa0;
  --color-white: #ffffff;
  --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-accent2));
  --gradient-hero: linear-gradient(160deg, #0f0f10 0%, #1a1030 40%, #0f1a2e 70%, #0f0f10 100%);
  --gradient-cta: linear-gradient(160deg, #1a1030 0%, #0f1a2e 100%);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 40px rgba(192, 127, 196, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --font-heading: 'Inter', 'Noto Sans SC', 'Noto Sans JP', 'Noto Sans KR', sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', 'Noto Sans JP', 'Noto Sans KR', sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
  list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Section Common ===== */
.section {
  padding: 100px 0;
}

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

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(192, 127, 196, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(192, 127, 196, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-large {
  padding: 18px 48px;
  font-size: 1.15rem;
}

/* ===== Header / Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
}

.navbar.scrolled {
  background: rgba(15, 15, 16, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
}

.nav-logo img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-menu a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.nav-menu a:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.06);
}

.nav-menu a i {
  font-size: 0.85rem;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-cta {
  padding: 10px 24px;
  font-size: 0.9rem;
}

/* Language Switcher */
.lang-switcher {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition);
}

.lang-btn:hover {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.15);
}

.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 160px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
  z-index: 100;
}

.lang-dropdown.active {
  display: block;
  animation: fadeInDown 0.2s ease;
}

.lang-dropdown a {
  display: block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.lang-dropdown a:hover,
.lang-dropdown a.active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-white);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

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

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

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

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(192, 127, 196, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 139, 219, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(192, 127, 196, 0.1);
  border: 1px solid rgba(192, 127, 196, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--color-accent);
  margin-bottom: 28px;
}

.hero h1 {
  font-size: 3.8rem;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

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

.hero .subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.hero-stat {
  text-align: center;
}

.hero-stat .stat-number {
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat .stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ===== Features ===== */
.features {
  background: var(--color-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(192, 127, 196, 0.2);
}

.feature-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(192, 127, 196, 0.1);
  margin-bottom: 20px;
  font-size: 1.3rem;
  color: var(--color-accent);
}

.feature-card:nth-child(even) .feature-icon {
  background: rgba(59, 139, 219, 0.1);
  color: var(--color-accent2);
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--color-white);
}

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

.features-cta {
  text-align: center;
  margin-top: 48px;
}

/* ===== Use Cases ===== */
.use-cases {
  background: var(--color-surface);
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.use-case-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: all var(--transition);
}

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

.use-case-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin: 0 auto 20px;
  font-size: 1.5rem;
}

.use-case-card:nth-child(1) .use-case-icon {
  background: rgba(192, 127, 196, 0.12);
  color: var(--color-accent);
}
.use-case-card:nth-child(2) .use-case-icon {
  background: rgba(59, 139, 219, 0.12);
  color: var(--color-accent2);
}
.use-case-card:nth-child(3) .use-case-icon {
  background: rgba(58, 105, 179, 0.15);
  color: var(--color-accent3);
}
.use-case-card:nth-child(4) .use-case-icon {
  background: rgba(192, 127, 196, 0.12);
  color: var(--color-accent);
}

.use-case-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--color-white);
}

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

/* ===== Pricing ===== */
.pricing {
  background: var(--color-bg);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  transition: all var(--transition);
}

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

.pricing-card.popular {
  border-color: var(--color-accent);
  background: linear-gradient(180deg, rgba(192, 127, 196, 0.06) 0%, var(--color-surface) 40%);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-accent);
  color: var(--color-white);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 20px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--color-white);
}

.pricing-card .price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 4px;
}

.pricing-card .price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.pricing-card .price-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.pricing-features {
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li i {
  font-size: 0.8rem;
  width: 20px;
  text-align: center;
}

.pricing-features li i.fa-check {
  color: #4ade80;
}

.pricing-features li i.fa-xmark {
  color: #f87171;
}

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

/* ===== Testimonials ===== */
.testimonials {
  background: var(--color-surface);
}

.testimonials-overview {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  margin-bottom: 48px;
  padding: 32px;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.rating-big {
  text-align: center;
}

.rating-big .score {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-white);
}

.rating-big .stars {
  color: #fbbf24;
  font-size: 1.2rem;
  margin: 8px 0;
  display: flex;
  gap: 4px;
  justify-content: center;
}

.rating-big .count {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.rating-bars {
  flex: 1;
  max-width: 300px;
}

.rating-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.rating-bar .bar-track {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.rating-bar .bar-fill {
  height: 100%;
  background: #fbbf24;
  border-radius: 4px;
  transition: width 1s ease;
}

.testimonials-carousel {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  gap: 24px;
  transition: transform 0.5s ease;
}

.testimonial-card {
  min-width: calc(33.333% - 16px);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  flex-shrink: 0;
}

.testimonial-card .stars {
  color: #fbbf24;
  font-size: 0.9rem;
  margin-bottom: 16px;
  display: flex;
  gap: 3px;
}

.testimonial-card .review-text {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--color-white);
  font-size: 0.9rem;
}

.testimonial-info .name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-white);
}

.testimonial-info .role {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.testimonials-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 36px;
}

.testimonials-tags span {
  padding: 6px 16px;
  background: rgba(192, 127, 196, 0.08);
  border: 1px solid rgba(192, 127, 196, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--color-accent);
}

/* ===== Comparison ===== */
.comparison {
  background: var(--color-bg);
}

.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.comparison-table thead th {
  padding: 20px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface2);
}

.comparison-table thead th.highlight-col {
  color: var(--color-accent);
  background: rgba(192, 127, 196, 0.06);
}

.comparison-table tbody td {
  padding: 18px 24px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody td.highlight-col {
  background: rgba(192, 127, 196, 0.03);
  color: var(--color-white);
  font-weight: 500;
}

.comparison-table tbody td i.fa-check {
  color: #4ade80;
}

.comparison-table tbody td i.fa-xmark {
  color: #f87171;
}

/* ===== FAQ ===== */
.faq {
  background: var(--color-surface);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item.active {
  border-color: rgba(192, 127, 196, 0.3);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  background: transparent;
  transition: background var(--transition);
  width: 100%;
  border: none;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.02);
}

.faq-question i {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

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

/* ===== Final CTA ===== */
.final-cta {
  background: var(--gradient-cta);
  text-align: center;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(192, 127, 196, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta h2 {
  font-size: 2.8rem;
  margin-bottom: 16px;
  color: var(--color-white);
  position: relative;
}

.final-cta p {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 40px;
  position: relative;
}

.final-cta .btn {
  position: relative;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-primary);
  border-top: 1px solid var(--color-border);
  padding: 48px 0 24px;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-logo img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== Back to Top ===== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-accent);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition);
  border: none;
  box-shadow: 0 4px 16px rgba(192, 127, 196, 0.3);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px);
}

/* ===== Animations ===== */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Mobile Nav Overlay ===== */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 11, 0.97);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.mobile-nav-overlay.active {
  display: flex;
}

.mobile-nav-overlay a {
  font-size: 1.2rem;
  padding: 16px 32px;
  color: var(--color-text);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-nav-overlay a:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-accent);
}

.mobile-nav-overlay .mobile-lang-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  max-width: 320px;
}

.mobile-nav-overlay .mobile-lang-list a {
  font-size: 0.85rem;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonial-card {
    min-width: calc(50% - 12px);
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

  .nav-menu,
  .nav-right .nav-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .nav-right {
    gap: 8px;
  }

  .hero {
    min-height: auto;
    padding: 120px 0 60px;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero .subtitle {
    font-size: 1rem;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

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

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

  .use-cases-grid {
    grid-template-columns: 1fr;
  }

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

  .pricing-card.popular {
    order: -1;
  }

  .testimonials-overview {
    flex-direction: column;
    gap: 24px;
  }

  .testimonial-card {
    min-width: 100%;
  }

  .comparison-table {
    display: block;
    overflow-x: auto;
  }

  .final-cta h2 {
    font-size: 2rem;
  }

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

  .footer-links {
    justify-content: center;
  }

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

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .btn-large {
    padding: 14px 32px;
    font-size: 1rem;
  }
}