* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --pink: #F05098;
  --pink-2: #FD5A97;
  --pink-bg: #FFEBF1;
  --text: #242424;
  --text-2: #5D5D5D;
  --text-3: #999999;
}
html, body { height: 100%; }
body {
  font-family: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: linear-gradient(160deg, #FFFFFF 0%, #FFEBF1 45%, #FFE3ee 100%);
  overflow-x: hidden;
}
.bg-deco {
  position: fixed; border-radius: 50%; filter: blur(80px); opacity: .45; z-index: 0;
  pointer-events: none;
}
.bg-deco-1 { width: 480px; height: 480px; background: #FFC7DD; top: -120px; right: -100px; }
.bg-deco-2 { width: 380px; height: 380px; background: #F8D7FF; bottom: -80px; left: -120px; }

.page { position: relative; z-index: 1; max-width: 1080px; margin: 0 auto; padding: 28px 24px 40px; }
.header { display: flex; align-items: center; justify-content: space-between; }
.header .logo { height: 72px; }

/* 语言切换器(中/한/EN) */
.lang-switch {
  display: flex; gap: 4px; background: rgba(255,255,255,.7);
  border: 1px solid #FFD2E4; border-radius: 999px; padding: 4px;
  backdrop-filter: blur(6px);
}
.lang-switch button {
  border: 0; background: transparent; padding: 6px 14px; border-radius: 999px;
  font-size: 13px; color: var(--text-2); cursor: pointer; font-family: inherit;
}
.lang-switch button.active {
  background: linear-gradient(90deg, #F05098, #FD5A97); color: #fff;
}

.hero { display: flex; gap: 48px; align-items: center; margin-top: 36px; flex-wrap: wrap; }
.hero-text { flex: 1 1 420px; }
.hero-text h1 { font-size: 44px; font-weight: 800; line-height: 1.25;
  background: linear-gradient(90deg, #F05098, #B16CEA); -webkit-background-clip: text; background-clip: text; color: transparent; }
.slogan { margin-top: 14px; font-size: 18px; color: var(--text-2); line-height: 1.7; }
.features { margin-top: 22px; list-style: none; }
.features li { display: flex; align-items: center; gap: 10px; padding: 6px 0; color: var(--text-2); font-size: 15px; }
.features .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--pink); flex: none; }

.dl-buttons { display: flex; gap: 16px; margin-top: 30px; flex-wrap: wrap; }
.dl-btn {
  display: flex; align-items: center; gap: 12px; min-width: 230px;
  padding: 14px 26px; border-radius: 999px; text-decoration: none;
  transition: transform .15s ease, box-shadow .15s ease;
}
.dl-btn:hover { transform: translateY(-2px); }
.dl-btn small { display: block; font-size: 12px; opacity: .85; }
.dl-btn b { font-size: 17px; }
.dl-android { background: linear-gradient(90deg, #F05098, #FD5A97); color: #fff; box-shadow: 0 8px 24px rgba(240,80,152,.35); }
.dl-ios { background: #fff; color: var(--text); border: 2px solid #FFD2E4; box-shadow: 0 8px 24px rgba(240,80,152,.12); }
.version-line { margin-top: 14px; font-size: 13px; color: var(--text-3); }

.hero-right { flex: 1 1 360px; display: flex; gap: 22px; align-items: center; justify-content: center; }
.phone-card { width: 250px; border-radius: 32px; overflow: hidden; box-shadow: 0 20px 60px rgba(240,80,152,.28); border: 6px solid #fff; background: #fff; }
.phone-card img { display: block; width: 100%; }
.qr-card { background: #fff; padding: 16px; border-radius: 20px; text-align: center; box-shadow: 0 10px 30px rgba(240,80,152,.15); }
.qr-card #qrcode { width: 132px; height: 132px; margin: 0 auto; }
.qr-card #qrcode img, .qr-card #qrcode canvas { width: 132px !important; height: 132px !important; }
.qr-card p { margin-top: 10px; font-size: 13px; color: var(--text-2); }

.gallery { margin-top: 70px; text-align: center; }
.gallery h2 { font-size: 26px; color: var(--text); margin-bottom: 22px; }
.gallery img { width: min(420px, 88%); border-radius: 24px; box-shadow: 0 12px 40px rgba(240,80,152,.18); }

.footer { margin-top: 60px; text-align: center; color: var(--text-3); font-size: 13px; line-height: 2; }
.footer a { color: var(--text-3); }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal.hidden { display: none; }
.modal-box { background: #fff; border-radius: 24px; padding: 36px 44px; text-align: center; max-width: 86vw; }
.modal-box img { height: 56px; }
.modal-box h3 { margin: 14px 0 8px; font-size: 20px; }
.modal-box p { color: var(--text-2); font-size: 14px; line-height: 1.7; }
.modal-box button {
  margin-top: 20px; border: 0; background: linear-gradient(90deg, #F05098, #FD5A97);
  color: #fff; padding: 10px 44px; border-radius: 999px; font-size: 15px; cursor: pointer;
}

@media (max-width: 720px) {
  .hero { margin-top: 20px; gap: 28px; }
  .hero-text h1 { font-size: 32px; }
  .qr-card { display: none; }
  .header .logo { height: 56px; }
}