:root {
  --bg: #F7F5F2;
  --surface: #FFFFFF;
  --ink: #201D1D;
  --muted: #9C948D;
  --line: #E8E2DC;
  --rose: #D9577A;
  --rose-deep: #C2425F;
  --rose-soft: #FCEEF1;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(40, 20, 25, 0.08);
  --mincho: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  --gothic: "Hiragino Kaku Gothic ProN", "Hiragino Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--gothic);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 20px 72px;
}

/* ---- Masthead ---- */
.masthead { text-align: center; margin-bottom: 40px; }
.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.42em;
  color: var(--muted);
  margin: 0 0 14px;
  padding-left: 0.42em;
}
.eyebrow .arrow { color: var(--rose); }
.title {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: clamp(3.2rem, 12vw, 5rem);
  letter-spacing: 0.18em;
  line-height: 1;
  margin: 0;
  padding-left: 0.18em;
}
.lede {
  font-family: var(--mincho);
  font-size: 1rem;
  color: #5E5650;
  margin: 18px 0 0;
}

/* ---- Panels ---- */
.panel { margin: 0; }
.panel__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 10px;
}
.tag {
  font-size: 0.64rem;
  letter-spacing: 0.24em;
  font-weight: 700;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 10px;
}
.tag--after {
  color: var(--rose);
  border-color: #F0CBD5;
  background: var(--rose-soft);
}
.panel__name {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  margin: 0;
}

.field {
  width: 100%;
  min-height: 320px;
  padding: 18px;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--gothic);
  font-size: 0.98rem;
  line-height: 1.8;
  resize: vertical;
  box-shadow: var(--shadow);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.field::placeholder { color: #C3BBB4; }
.field:focus {
  outline: none;
  border-color: var(--rose);
  box-shadow: 0 0 0 4px var(--rose-soft);
}
.field--out { background: #FFFDFC; }

/* ---- Drop divider (signature) ---- */
.drop {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 22px 0;
}
.drop__line { flex: 1; height: 1px; background: var(--line); }
.drop__badge {
  font-family: var(--mincho);
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  color: var(--rose);
}

/* ---- Copy button ---- */
.actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
}
.copy {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 28px;
  background: var(--rose);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-family: var(--gothic);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 0 12px 24px rgba(217, 87, 122, 0.32);
  transition: transform 0.14s ease, background 0.18s ease, box-shadow 0.18s ease;
}
.copy__icon { font-size: 1.15rem; line-height: 1; }
.copy:hover {
  background: var(--rose-deep);
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(217, 87, 122, 0.38);
}
.copy:active {
  transform: translateY(0);
  box-shadow: 0 8px 16px rgba(217, 87, 122, 0.3);
}
.copy:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; }
.copy.is-copied {
  background: var(--ink);
  box-shadow: 0 10px 20px rgba(32, 29, 29, 0.25);
}
.toast {
  font-size: 0.86rem;
  color: var(--muted);
  min-height: 1.2em;
}

/* ---- Responsive ---- */
@media (max-width: 560px) {
  .wrap { padding: 40px 16px 56px; }
  .field { min-height: 260px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .copy:hover { transform: none; }
}