/* landing/static/landing/css/landing.css */

:root {
  --navy: #0f1f3d;
  --primary: #2d4a7a;
  --blue: #4a6aad;
  --light: #f5f7fb;
  --text: #1c2b45;
  --muted: #64748b;
  --border: #e5e9f2;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

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

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

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--navy);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { width: 42px; height: 42px; border-radius: 10px; object-fit: cover; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-weight: 800; letter-spacing: 0.12em; color: #fff; font-size: 18px; }
.brand-sub { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,.8); font-weight: 600; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  color: rgba(255,255,255,.8);
  font-size: 14px;
  font-weight: 500;
  transition: color .2s;
}
.main-nav a:hover { color: #fff; }

.header-actions { display: flex; align-items: center; gap: 16px; }

.lang-switch {
  display: flex;
  background: rgba(255,255,255,.08);
  border-radius: 999px;
  padding: 3px;
}
.lang-switch button {
  border: none;
  background: transparent;
  color: rgba(255,255,255,.65);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all .2s;
}
.lang-switch button.active { background: var(--blue); color: #fff; }

.btn-cabinet {
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  transition: all .2s;
}
.btn-cabinet:hover { background: #fff; color: var(--navy); }

.burger {
  width: 34px; height: 34px;
  border: none; background: transparent;
  display: flex; flex-direction: column; justify-content: center; gap: 5px;
  cursor: pointer;
}
.burger span { display: block; height: 2px; background: #fff; border-radius: 2px; }

.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--navy);
  padding: 10px 20px 24px;
  gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  color: rgba(255,255,255,.85);
  padding: 10px 0;
  font-size: 15px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.mobile-nav .btn-cabinet { text-align: center; border-bottom: none; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 170px 0 110px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--blue) 100%);
  color: #fff;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(255,255,255,.12), transparent 55%);
  pointer-events: none;
}
.hero-inner { max-width: 720px; position: relative; }
.hero-kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,.75);
  margin-bottom: 18px;
}
.hero-title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 22px;
}
.hero-accent { color: #9fc0ff; }
.hero-subtitle {
  font-size: 17px;
  line-height: 1.6;
  color: rgba(255,255,255,.85);
  max-width: 560px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.btn-hero-primary {
  background: #fff;
  color: var(--navy);
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 15px;
  transition: transform .2s, box-shadow .2s;
  display: inline-block;
}
.btn-hero-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,.18); color: var(--navy); }

.btn-hero-secondary {
  border: 1px solid rgba(255,255,255,.4);
  color: #fff;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  transition: all .2s;
  display: inline-block;
}
.btn-hero-secondary:hover { background: rgba(255,255,255,.12); }

.scroll-hint {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.6);
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 8px); }
}

/* ===== Stats ===== */
.stats { background: var(--navy); padding: 40px 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item { display: flex; flex-direction: column; gap: 4px; }
.stat-num { font-size: 34px; font-weight: 800; color: #fff; }
.stat-label { font-size: 13px; color: rgba(255,255,255,.65); }

/* ===== Section shared ===== */
.section-kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 10px;
}
.section-kicker--light { color: #9fc0ff; }
.section-title {
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 40px;
}

/* ===== Services ===== */
.services { padding: 90px 0; background: #fff; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 22px;
  transition: box-shadow .2s, transform .2s;
}
.service-card:hover { box-shadow: 0 14px 30px rgba(15,31,61,.08); transform: translateY(-3px); }
.service-icon {
  width: 46px; height: 46px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--blue));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.service-card h3 { font-size: 17px; font-weight: 700; margin: 0 0 8px; color: var(--navy); }
.service-card p { font-size: 14px; color: var(--muted); line-height: 1.55; margin: 0; }

/* ===== App section ===== */
.app-section { background: var(--navy); padding: 100px 0; color: #fff; }
.app-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}
.app-title { font-size: clamp(26px, 3.5vw, 34px); font-weight: 800; margin: 0 0 18px; }
.app-subtitle { font-size: 15px; line-height: 1.65; color: rgba(255,255,255,.75); margin-bottom: 28px; }
.app-features { list-style: none; margin: 0 0 24px; padding: 0; display: flex; flex-direction: column; gap: 16px; }
.app-features li { display: flex; align-items: center; gap: 12px; font-size: 15px; }
.app-features li i { width: 20px; height: 20px; color: #9fc0ff; flex-shrink: 0; }
.app-note { font-size: 13px; color: rgba(255,255,255,.5); }

.app-mockup { display: flex; justify-content: center; }
.app-screenshot {
  max-width: 320px;
  width: 100%;
  filter: drop-shadow(0 30px 50px rgba(0,0,0,.45));
}

/* ===== About ===== */
.about { padding: 100px 0; }
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.about-inner p { font-size: 15px; line-height: 1.7; color: var(--muted); margin-bottom: 16px; }
.about-timeline { display: flex; flex-direction: column; gap: 20px; }
.timeline-item {
  display: flex; align-items: baseline; gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.timeline-year { font-weight: 800; color: var(--blue); font-size: 15px; min-width: 64px; }
.timeline-item span:last-child { font-size: 14px; color: var(--text); }

/* ===== Brands ===== */
.brands { padding: 90px 0; background: var(--light); text-align: center; }
.brands-grid {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 14px;
  margin-top: 10px;
}
.brand-pill {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 12px 26px;
  font-weight: 700;
  color: var(--navy);
  font-size: 15px;
}

/* ===== CTA ===== */
.cta {
  padding: 90px 0;
  text-align: center;
  background: linear-gradient(135deg, var(--primary), var(--blue));
  color: #fff;
}
.cta h2 { font-size: clamp(26px, 3.5vw, 34px); font-weight: 800; margin: 0 0 14px; }
.cta p { font-size: 15px; color: rgba(255,255,255,.85); max-width: 480px; margin: 0 auto 28px; }

/* ===== Footer ===== */
.site-footer { background: var(--navy); color: rgba(255,255,255,.75); padding: 64px 0 24px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand p { font-size: 13px; line-height: 1.6; margin: 12px 0 16px; }
.footer-social {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.16);
  padding: 8px 16px 8px 12px;
  border-radius: 999px;
  transition: background .2s, border-color .2s, transform .2s;
}
.footer-social svg { width: 16px; height: 16px; color: #9fc0ff; flex-shrink: 0; transition: color .2s; }
.footer-social:hover {
  background: linear-gradient(135deg, var(--primary), var(--blue));
  border-color: transparent;
  transform: translateY(-1px);
  color: #fff;
}
.footer-social:hover svg { color: #fff; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; margin: 0 0 4px; }
.footer-col a, .footer-col span { font-size: 14px; color: rgba(255,255,255,.7); }
.footer-col a:hover { color: #fff; }
.footer-bottom { padding-top: 24px; font-size: 12px; color: rgba(255,255,255,.45); text-align: center; }

/* ===== Responsive ===== */
@media (max-width: 991px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .app-inner { grid-template-columns: 1fr; }
  .app-mockup { order: -1; }
  .about-inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 575px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 140px 0 90px; }
}