:root {
  --ink: #172033;
  --muted: #647086;
  --paper: #f7f3ea;
  --card: rgba(255, 255, 255, 0.78);
  --blue: #0b78d0;
  --green: #058b61;
  --orange: #ff8a1f;
  --shadow: 0 24px 80px rgba(36, 48, 70, 0.18);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-rounded, "Hiragino Sans", "PingFang TC", "Noto Sans TC", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 10%, rgba(11, 120, 208, 0.18), transparent 28rem),
    radial-gradient(circle at 85% 30%, rgba(5, 139, 97, 0.16), transparent 24rem),
    linear-gradient(135deg, #fffaf0, #edf7f3 55%, #e8f2ff);
}

.page-shell { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.hero { min-height: 720px; display: grid; grid-template-columns: 1fr 390px; gap: 64px; align-items: center; }
.eyebrow { color: var(--blue); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
h1 { font-size: clamp(44px, 7vw, 82px); line-height: .95; margin: 0 0 24px; }
.lead { font-size: 22px; line-height: 1.6; color: var(--muted); max-width: 640px; }
.actions { display: flex; gap: 14px; margin-top: 32px; }
a { color: var(--blue); font-weight: 800; text-decoration: none; }
.primary, .secondary { padding: 14px 20px; border-radius: 999px; }
.primary { color: white; background: linear-gradient(135deg, var(--blue), #3846e8); box-shadow: var(--shadow); }
.secondary { background: rgba(255,255,255,.7); }

.phone-card { padding: 12px; border-radius: 46px; background: #101828; box-shadow: var(--shadow); }
.phone-screen { position: relative; height: 720px; border-radius: 36px; overflow: hidden; background: #eaf4df; }
.map-grid { position: absolute; inset: 0; background-image: linear-gradient(90deg, rgba(255,255,255,.9) 10px, transparent 10px), linear-gradient(rgba(255,255,255,.9) 10px, transparent 10px); background-size: 74px 74px; transform: rotate(-8deg) scale(1.2); opacity: .85; }
.route-dot { position: absolute; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; color: white; font-weight: 900; box-shadow: 0 8px 20px rgba(0,0,0,.2); }
.start { top: 190px; left: 190px; background: #23b96b; }
.end { top: 390px; left: 130px; background: #ef3d45; }
.bottom-sheet { position: absolute; left: 18px; right: 18px; bottom: 18px; padding: 18px; border-radius: 28px; background: rgba(255,255,255,.84); backdrop-filter: blur(20px); }
.handle { display: block; width: 56px; height: 5px; border-radius: 99px; background: #c9c8c0; margin: 0 auto 18px; }
.bottom-sheet p { color: var(--muted); margin: 8px 0 16px; }
.chips { display: flex; gap: 10px; flex-wrap: wrap; }
.chips span { padding: 10px 14px; border-radius: 999px; background: #eef1e7; font-weight: 800; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding-bottom: 48px; }
article, .notice, .content-page, .updates { background: var(--card); border: 1px solid rgba(255,255,255,.65); border-radius: 28px; padding: 28px; box-shadow: 0 16px 48px rgba(36,48,70,.08); backdrop-filter: blur(18px); }
.icon { display: inline-grid; place-items: center; min-width: 64px; height: 34px; padding: 0 12px; border-radius: 999px; background: #dff2ff; color: var(--blue); font-weight: 900; }
.icon.rail { background: #fff0dc; color: var(--orange); }
.icon.bike { background: #e0f6ea; color: var(--green); }
article p, .notice p, .content-page p, .updates p { color: var(--muted); line-height: 1.75; }
.notice { margin: 0 0 64px; }
.content-page { width: min(760px, calc(100% - 40px)); margin: 48px auto; }
.content-page h1 { font-size: 44px; margin-top: 32px; }

.updates {
  margin: 0 0 24px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.section-heading .eyebrow {
  margin: 0;
}

.section-heading h2 {
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
  margin: 6px 0 0;
}

.timeline {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, .75fr);
  gap: 16px;
}

.release-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(150px, 210px);
  align-items: center;
  gap: 22px;
  background: rgba(255, 255, 255, 0.62);
  border-radius: 24px;
  padding: 22px;
  box-shadow: none;
}

.release-card.subtle {
  display: block;
  background: rgba(255, 255, 255, 0.42);
}

.release-card h3 {
  font-size: 24px;
  margin: 14px 0 8px;
}

.release-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), #3846e8);
  color: white;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .02em;
}

.release-shot {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  object-position: top;
  border-radius: 30px;
  box-shadow: 0 20px 50px rgba(23, 32, 51, 0.22);
  border: 6px solid rgba(23, 32, 51, 0.9);
  background: #101828;
}

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding: 64px 0 32px; }
  .phone-card { max-width: 390px; margin: 0 auto; }
  .features { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
  .release-card { grid-template-columns: 1fr; }
  .release-shot { max-height: 520px; object-fit: contain; }
}

.legal-page hr {
  border: 0;
  height: 1px;
  background: rgba(23, 32, 51, 0.12);
  margin: 34px 0;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.app-icon {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  box-shadow: 0 14px 36px rgba(36, 48, 70, 0.18);
  flex: 0 0 auto;
}

.brand-lockup .eyebrow {
  margin: 0;
}

@media (max-width: 520px) {
  .app-icon {
    width: 58px;
    height: 58px;
    border-radius: 14px;
  }
}

.title-lockup {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
}

.title-lockup h1 {
  margin-bottom: 0;
}

.title-lockup .app-icon {
  width: clamp(54px, 6vw, 82px);
  height: clamp(54px, 6vw, 82px);
  border-radius: 22.5%;
  box-shadow: 0 12px 30px rgba(36, 48, 70, 0.18);
}

@media (max-width: 640px) {
  .title-lockup {
    align-items: flex-start;
    gap: 12px;
  }

  .title-lockup .app-icon {
    width: 52px;
    height: 52px;
  }
}

.hero {
  padding-bottom: 86px;
}

.hero-app-icon {
  display: block;
  width: clamp(104px, 12vw, 148px);
  height: clamp(104px, 12vw, 148px);
  border-radius: 22.5%;
  margin-top: 28px;
  box-shadow: 0 18px 46px rgba(36, 48, 70, 0.22);
}

.features {
  padding-top: 42px;
}

@media (max-width: 860px) {
  .hero {
    padding-bottom: 54px;
  }

  .hero-app-icon {
    width: 112px;
    height: 112px;
  }

  .features {
    padding-top: 16px;
  }
}

.hero-app-icon {
  width: min(260px, 100%);
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: 22.5%;
  object-fit: cover;
}

@media (max-width: 860px) {
  .hero-app-icon {
    width: min(220px, 72vw);
    height: auto;
  }
}