@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg: #0a0a0a;
  --bg-elev: #111111;
  --bg-card: #161616;
  --text: #f5f5f5;
  --text-muted: #a0a0a0;
  --accent: #f97316;
  --accent-hover: #fb923c;
  --red: #dc2626;
  --border: #222222;
  --radius: 14px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: 92%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Header */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10,10,10,0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.nav { display: flex; gap: 2rem; align-items: center; }

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

.lang-switch {
  display: flex;
  gap: 0.5rem;
}

.lang-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.2s;
}

.lang-btn:hover, .lang-btn.active {
  border-color: var(--accent);
  color: #000;
  background: var(--accent);
}

/* Hero */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(249,115,22,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(220,38,38,0.06) 0%, transparent 50%),
    var(--bg);
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 span { color: var(--accent); }

.hero p {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.2s, opacity 0.2s;
  cursor: pointer;
  border: none;
}

.btn:hover { transform: translateY(-2px); opacity: 0.9; }

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

/* Sections */
.section {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  text-align: center;
}

.section-title span { color: var(--accent); }

.section-subtitle {
  color: var(--text-muted);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

/* Cards */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
}

.card:hover {
  border-color: rgba(249,115,22,0.3);
  transform: translateY(-4px);
}

.card-icon {
  width: 48px; height: 48px;
  background: rgba(249,115,22,0.1);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  color: var(--accent);
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Feature rows */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.feature-row.reverse { direction: rtl; }
.feature-row.reverse > * { direction: ltr; }

.feature-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--accent);
}

.feature-text h3 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.feature-text h3 span { color: var(--accent); }

.feature-text p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
  background: var(--bg-elev);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo { margin-bottom: 0.75rem; display: inline-block; }
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Page header */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
}

.page-header p {
  color: var(--text-muted);
  margin-top: 0.75rem;
}

/* Content page */
.content-page {
  padding: 60px 0 100px;
}

.content-page .container {
  max-width: 800px;
}

.content-page h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
}

.content-page h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 1.75rem 0 0.75rem;
  color: var(--text-muted);
}

.content-page p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.content-page ul {
  margin-left: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.content-page li { margin-bottom: 0.4rem; }

.content-page a { color: var(--accent); text-decoration: underline; }

/* Contact */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}
.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }

/* FAQ */
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: var(--bg-card);
  border: none;
  color: var(--text);
  padding: 1.25rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-answer {
  display: none;
  padding: 0 1.25rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.faq-item.open .faq-answer { display: block; }

/* Mobile */
@media (max-width: 768px) {
  .nav { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .feature-row { grid-template-columns: 1fr; gap: 2rem; }
  .feature-row.reverse { direction: ltr; }
  .hero { padding: 120px 0 60px; }
  .section { padding: 60px 0; }
}