#line-talk-liff,
#line-talk-landing {
  --line: #06c755;
  --ink: #1e1e1e;
  --muted: #737373;
  --soft: #f7f7f7;
  --border: #e6e6e6;
  box-sizing: border-box;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: #f7f7f7; }
.shell { width: min(100%, 560px); margin: 0 auto; padding: 20px 16px 32px; }
.page-header { padding: 12px 2px 18px; }
.page-header p { color: var(--line); font-weight: 700; margin: 0 0 6px; }
.page-header h1 { font-size: 30px; line-height: 1.2; margin: 0; letter-spacing: 0; }
.section { background: white; border: 1px solid var(--border); border-radius: 8px; padding: 16px; margin: 12px 0; }
.section h2 { font-size: 17px; margin: 0 0 12px; }
label { display: block; font-size: 14px; font-weight: 700; margin: 12px 0; }
input, textarea {
  width: 100%;
  border: 1px solid #d8d8d8;
  border-radius: 8px;
  font: inherit;
  margin-top: 6px;
  padding: 12px;
}
textarea { resize: vertical; }
.segmented { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; background: #eaeaea; border-radius: 999px; padding: 4px; margin-bottom: 12px; }
.segment { border: 0; border-radius: 999px; padding: 10px; background: transparent; font: inherit; font-weight: 700; color: var(--muted); }
.segment.active { background: white; color: var(--line); box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.slider-field { display: grid; grid-template-columns: 56px 1fr 72px; gap: 8px; align-items: center; margin: 14px 0; }
.slider-field span { font-size: 12px; color: var(--muted); }
.slider-field label { margin: 0; }
.slider-field output { float: right; color: var(--line); }
.icon-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.icon-choice { border: 2px solid transparent; border-radius: 8px; background: var(--soft); padding: 4px; aspect-ratio: 1; }
.icon-choice.active { border-color: var(--line); }
.icon-choice img { width: 100%; height: 100%; object-fit: cover; border-radius: 6px; display: block; }
.upload { display: inline-block; color: var(--line); }
.upload input { margin-top: 8px; }
.primary { width: 100%; border: 0; border-radius: 999px; background: var(--line); color: white; font-size: 17px; font-weight: 800; padding: 15px 18px; margin-top: 10px; }
.primary:disabled { opacity: .55; }
.link-button { width: 100%; border: 0; background: transparent; color: var(--line); font: inherit; font-weight: 700; padding: 16px 8px; }
.error { min-height: 22px; color: #c62828; font-size: 14px; }
.simple .detail-only { display: none; }
.landing-card { text-align: center; padding: 36px 18px; }
.landing-card h1 { color: var(--line); font-size: 34px; margin: 0 0 12px; }
.landing-card h2 { font-size: 20px; font-weight: 500; color: #555; margin: 0 0 22px; }
.btn-line { display: inline-block; background: var(--line); color: white; padding: 16px 30px; border-radius: 999px; font-size: 18px; font-weight: 800; text-decoration: none; margin: 16px 0; }
.qr { width: 200px; height: 200px; margin: 18px auto; display: block; }
.steps { color: var(--muted); line-height: 1.9; }