:root {
  --pink: #ff6b8a;
  --pink-dark: #e84b6f;
  --ink: #2b2330;
  --muted: #7a7286;
  --bg: #fff7f9;
  --card: #ffffff;
  --radius: 20px;
  --shadow: 0 10px 30px rgba(232, 75, 111, 0.12);
  --max: 1080px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Hiragino Sans",
    "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 247, 249, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid rgba(232, 75, 111, 0.08);
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 18px; }
.logo img { width: 28px; height: 28px; }
.nav { display: flex; gap: 22px; margin-left: auto; font-weight: 600; font-size: 15px; }
.nav a:hover { color: var(--pink-dark); }
.lang-switcher { display: flex; gap: 6px; font-size: 13px; }
.lang-switcher a { padding: 4px 8px; border-radius: 8px; color: var(--muted); }
.lang-switcher a.active { background: var(--pink); color: #fff; }

/* Hero */
.hero { padding: 72px 0 56px; }
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.badge {
  display: inline-block; background: rgba(255, 107, 138, 0.14); color: var(--pink-dark);
  padding: 6px 14px; border-radius: 999px; font-weight: 700; font-size: 13px; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(32px, 5vw, 52px); line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; }
.lead { margin: 20px 0 28px; font-size: 18px; color: var(--muted); max-width: 30em; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.btn { display: inline-block; padding: 14px 26px; border-radius: 999px; font-weight: 700; transition: transform .15s, box-shadow .15s; }
.btn-primary { background: var(--pink); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { background: #fff; color: var(--ink); border: 1.5px solid rgba(43, 35, 48, 0.12); }
.store-badges { display: flex; gap: 12px; flex-wrap: wrap; }
.store-badges img { height: 48px; }
.hero-art img { border-radius: var(--radius); }

/* Sections */
.section-title { text-align: center; font-size: clamp(26px, 4vw, 38px); font-weight: 800; letter-spacing: -0.02em; }
.section-sub { text-align: center; color: var(--muted); margin: 12px 0 40px; font-size: 17px; }
.features { padding: 64px 0; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature-card { background: var(--card); border-radius: var(--radius); padding: 28px 22px; box-shadow: var(--shadow); text-align: center; }
.feature-card img { width: 64px; height: 64px; margin: 0 auto 16px; }
.feature-card h3 { font-size: 18px; margin-bottom: 8px; }
.feature-card p { color: var(--muted); font-size: 14px; }

/* Screens */
.screens { padding: 64px 0; }
.screen-strip { display: flex; gap: 18px; overflow-x: auto; padding-bottom: 12px; scroll-snap-type: x mandatory; }
.screen-strip img { width: 240px; flex: 0 0 auto; border-radius: var(--radius); box-shadow: var(--shadow); scroll-snap-align: center; }

/* Download */
.download { padding: 80px 0; }
.download-inner { background: linear-gradient(135deg, var(--pink), var(--pink-dark)); color: #fff; border-radius: 32px; padding: 56px 24px; text-align: center; }
.download-inner .section-title, .download-inner .section-sub { color: #fff; }
.download-inner .store-badges { justify-content: center; margin-top: 28px; }

/* Footer */
.site-footer { background: #fff; border-top: 1px solid rgba(232, 75, 111, 0.08); padding: 40px 0; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.footer-brand img { width: 24px; height: 24px; }
.footer-links { display: flex; gap: 22px; font-size: 14px; font-weight: 600; }
.footer-links a:hover { color: var(--pink-dark); }
.copyright { color: var(--muted); font-size: 13px; }

/* Responsive */
@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-copy .badge { margin-inline: auto; }
  .lead, .cta-row, .store-badges { margin-inline: auto; justify-content: center; }
  .hero-art { order: -1; max-width: 340px; margin: 0 auto; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .nav { display: none; }
}
@media (max-width: 480px) {
  .feature-grid { grid-template-columns: 1fr; }
}