:root {
  --bg: #09090d;
  --bg-soft: #101018;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-strong: rgba(255, 255, 255, 0.1);
  --border: rgba(255, 255, 255, 0.12);
  --text: #f5efe7;
  --muted: #cbb9aa;
  --accent: #ff7a1a;
  --accent-2: #ff2d55;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  --radius: 24px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

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

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

button {
  font: inherit;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -3;
  overflow: hidden;
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 100%);
}

.bg-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(90px);
  opacity: 0.28;
}

.orb-1 {
  width: 440px;
  height: 440px;
  background: #ff6a00;
  top: -80px;
  left: -80px;
}

.orb-2 {
  width: 520px;
  height: 520px;
  background: #ff2d55;
  bottom: -120px;
  right: -120px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(10, 10, 14, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav a {
  color: var(--muted);
  transition: 0.2s ease;
}

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

.lang-switch {
  display: flex;
  gap: 8px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: 0.2s ease;
}

.lang-btn.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 120px 0 80px;
  background:
    linear-gradient(180deg, rgba(9, 9, 13, 0.35), rgba(9, 9, 13, 0.82)),
    radial-gradient(circle at center, rgba(255,122,26,0.12), transparent 45%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(9,9,13,0.15), rgba(9,9,13,0.9));
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 920px;
}

.hero-badge {
  display: inline-flex;
  padding: 10px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border);
  color: #ffe0c6;
}

.hero-logo {
  width: min(860px, 100%);
  margin: 0 auto 18px;
  filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.35));
  border-radius: 22px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 1.05;
  margin: 0 0 18px;
}

.hero-text {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.8;
  max-width: 760px;
  margin: 0 auto 30px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 14px;
  font-weight: 700;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  box-shadow: 0 12px 30px rgba(255, 90, 20, 0.24);
}

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

.section {
  padding: 96px 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
}

.section-heading {
  max-width: 860px;
  margin-bottom: 34px;
}

.section-kicker {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #ffb67a;
  margin-bottom: 10px;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin: 0 0 12px;
}

.section-heading p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.grid {
  display: grid;
  gap: 18px;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 14px;
  font-size: 1.2rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.feature-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.85;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.stat-card {
  position: relative;
  overflow: hidden;
}

.stat-value {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: #ffb67a;
}

.image-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.structure-image {
  width: 100%;
  border-radius: 18px;
  background: #000;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  cursor: pointer;
  font-weight: 700;
}

.faq-icon {
  font-size: 1.4rem;
  color: #ffb67a;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}

.faq-answer p {
  margin: 0;
  padding: 0 24px 24px;
  color: var(--muted);
  line-height: 1.8;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

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

.timeline {
  position: relative;
  display: grid;
  gap: 22px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  opacity: 0.5;
}

.timeline-item {
  position: relative;
  padding-left: 48px;
}

.timeline-dot {
  position: absolute;
  left: 7px;
  top: 26px;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 6px rgba(255, 122, 26, 0.12);
}

.timeline-step {
  display: inline-block;
  margin-bottom: 10px;
  color: #ffb67a;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 26px 0 36px;
  background: rgba(255,255,255,0.02);
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-brand {
  font-weight: 800;
  margin-bottom: 8px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

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

.mt-32 {
  margin-top: 32px;
}

@media (max-width: 1024px) {
  .stats-grid,
  .three-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav {
    gap: 14px;
  }
}

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

  .two-col,
  .three-col,
  .stats-grid {
    grid-template-columns: 1fr;
  }

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

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

  .section {
    padding: 74px 0;
  }

  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}