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

:root {
  --black: #0e0e0e;
  --white: #f5f5f5;
  --yellow: #ffe100;
  --gray-200: #d4d4d4;
  --gray-400: #a1a1a1;
  --gray-600: #666;
  --gray-800: #1a1a1a;
  --gray-900: #141414;
  --font-title: "Limelight", cursive;
  --font-body: "DM Sans", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

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

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

.container-narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 12px 0;
  background: rgba(14, 14, 14, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.nav-logo img {
  height: 28px;
  width: auto;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  list-style: none;
  align-items: center;
  justify-content: flex-end;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.72);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--white);
}

.nav-links a.nav-current {
  color: var(--yellow);
}

.btn-primary {
  display: inline-block;
  background: var(--yellow);
  color: var(--black);
  padding: 12px 22px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 24px rgba(255, 225, 0, 0.35);
}

.nav-links a.btn-primary,
.nav-links a.btn-primary:hover {
  color: var(--black);
}

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--white);
  padding: 12px 22px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: border-color 0.2s, background 0.2s;
}

.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.04);
}

/* LP hero */
.lp-hero {
  padding: 100px 0 48px;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.lp-hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  font-size: 12px;
  color: var(--gray-400);
  margin-bottom: 20px;
}

.lp-hero h1 {
  font-family: var(--font-title);
  font-size: clamp(28px, 4.5vw, 46px);
  line-height: 1.15;
  font-weight: 400;
  margin-bottom: 16px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.lp-hero-lead {
  font-size: 17px;
  color: var(--gray-400);
  line-height: 1.65;
  max-width: 640px;
  margin: 0 auto 28px;
}

.lp-hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Featured image */
.lp-feature {
  padding: 40px 0 0;
}

.lp-feature img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Prose */
.lp-main {
  padding: 56px 0 80px;
}

.lp-prose {
  font-size: 16px;
  line-height: 1.75;
  color: var(--gray-400);
}

.lp-prose h2 {
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 400;
  color: var(--white);
  margin: 36px 0 14px;
}

.lp-prose p {
  margin-bottom: 16px;
}

.lp-prose ul {
  margin: 0 0 16px 1.25rem;
}

.lp-prose li {
  margin-bottom: 8px;
}

.lp-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 32px 0;
  padding: 24px;
  background: var(--gray-900);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
}

.lp-meta dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-600);
  margin-bottom: 4px;
}

.lp-meta dd {
  font-size: 15px;
  color: var(--gray-200);
}

/* Related */
.related {
  padding: 0 0 64px;
}

.related h2 {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 20px;
  text-align: center;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.related-card {
  display: block;
  padding: 20px;
  background: var(--gray-900);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  font-size: 14px;
  color: var(--gray-400);
  transition: border-color 0.2s;
}

.related-card:hover {
  border-color: rgba(255, 225, 0, 0.25);
  color: var(--gray-200);
}

.related-card strong {
  display: block;
  font-size: 15px;
  color: var(--white);
  margin-bottom: 6px;
}

/* Testimonials */
.lp-testimonials {
  padding: 0 0 64px;
}

.lp-testimonials h2 {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 24px;
  text-align: center;
}

.testimonial-card {
  background: var(--gray-900);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 16px;
}

.testimonial-card blockquote {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-400);
  margin-bottom: 16px;
}

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

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--gray-600);
}

.author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}

.author-role {
  font-size: 12px;
  color: var(--gray-600);
  margin-top: 2px;
}

/* FAQ */
.faq-section {
  padding: 0 0 64px;
}

.faq-section h2 {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 24px;
  text-align: center;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  background: transparent;
  width: 100%;
  color: var(--white);
  font-size: 15px;
  font-weight: 500;
  text-align: left;
}

.faq-icon {
  font-size: 18px;
  color: var(--gray-400);
  transition: transform 0.3s;
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

.faq-answer-inner {
  padding: 0 22px 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-400);
}

/* CTA */
.cta-section {
  padding: 0 0 80px;
  text-align: center;
}

.cta-box {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  padding: 56px 28px;
  background: var(--gray-900);
  position: relative;
  overflow: hidden;
}

.cta-box h2 {
  font-family: var(--font-title);
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 400;
  margin-bottom: 12px;
  position: relative;
  z-index: 2;
}

.cta-subtitle {
  font-size: 16px;
  color: var(--gray-400);
  margin-bottom: 24px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
  position: relative;
  z-index: 2;
}

.cta-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

/* Footer */
.footer {
  padding: 48px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
}

.footer-powered-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.footer-powered {
  font-size: 13px;
  color: var(--gray-600);
}

.footer-lv-logo img {
  height: 32px;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.footer-lv-logo:hover img {
  opacity: 0.9;
}

.footer-socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 20px;
}

.footer-social-link {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--gray-200);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.2s, color 0.2s, transform 0.2s, background 0.2s;
}

.footer-social-link:hover {
  border-color: rgba(255, 225, 0, 0.6);
  color: var(--yellow);
  background: rgba(255, 225, 0, 0.08);
  transform: translateY(-1px);
}

.footer-social-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  display: block;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.footer-brand img {
  height: 22px;
}

.footer-copy {
  font-size: 12px;
  color: var(--gray-600);
}

/* Insights list */
.insights-list {
  padding: 40px 0 80px;
}

.insights-card {
  display: block;
  padding: 28px;
  margin-bottom: 16px;
  background: var(--gray-900);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  transition: border-color 0.2s;
}

.insights-card:hover {
  border-color: rgba(255, 225, 0, 0.2);
}

.insights-card h2 {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 8px;
  color: var(--white);
}

.insights-card p {
  font-size: 15px;
  color: var(--gray-400);
  line-height: 1.6;
}