/* ═══════════════ Landing proof: sample result + what OKURU does ═══════════════
   Same system as the result view — paper ground, white cards, serif headings,
   terracotta reserved for the primary action. Nothing here is a new card design:
   the sample uses the .gift component itself. */

.proof {
  background: var(--paper);
  padding: 13svh 6vw 2svh;
}
.proof__inner { max-width: 880px; margin: 0 auto; }
body.is-result .proof { display: none; }

.proof__head { text-align: center; margin-bottom: 6svh; }
.proof__eyebrow {
  font-size: 13.5px; letter-spacing: 0.22em; font-weight: 500;
  color: var(--accent-deep); margin-bottom: 18px;
}
.proof__title {
  font-family: var(--serif); font-weight: 800;
  font-size: clamp(26px, 3.4vw, 40px); line-height: 1.6; margin-bottom: 18px;
}
.proof__lead { font-size: 15px; color: var(--ink-soft); max-width: 620px; margin: 0 auto; }

/* ── ③ sample result preview ── */
.sample__panel {
  position: relative;
  border: 1px solid rgba(33, 28, 24, 0.1);
  border-radius: 28px;
  padding: clamp(26px, 3.6vw, 46px);
  box-shadow: 0 30px 90px rgba(33, 28, 24, 0.07);
}
.sample__flag {
  position: absolute; top: -14px; left: clamp(22px, 3.6vw, 44px);
  background: var(--ink); color: var(--white);
  font-size: 12px; letter-spacing: 0.14em; font-weight: 700;
  padding: 6px 18px; border-radius: 100px;
}
.sample__head { text-align: center; margin-bottom: 5svh; }
.sample__eyebrow { font-size: 12.5px; letter-spacing: 0.18em; color: var(--ink-soft); margin-bottom: 14px; }
.sample__persona {
  font-family: var(--serif); font-weight: 800;
  font-size: clamp(24px, 3vw, 36px); line-height: 1.5; margin-bottom: 16px;
}
.sample__summary { font-size: 14.5px; color: var(--ink-soft); max-width: 560px; margin: 0 auto 22px; }
.sample__keywords { margin-bottom: 4px; }
.sample__note {
  margin-top: 26px; text-align: center;
  font-size: 12.5px; color: rgba(92, 82, 72, 0.8); letter-spacing: 0.03em;
}
/* mirrors .gift--hero so the sample reads exactly like the real first card,
   without borrowing the id-bearing class the result view looks up */
.gift--sample {
  grid-template-columns: 236px 1fr; padding: 40px;
  border: 2px solid var(--accent-soft); position: relative;
}
.gift--sample::before {
  content: 'いちばんの、おすすめ';
  position: absolute; top: -14px; left: 40px;
  background: var(--accent); color: var(--white);
  font-size: 12px; letter-spacing: 0.14em; font-weight: 700;
  padding: 6px 18px; border-radius: 100px;
}
.gift--sample .gift__photo img { border-radius: 18px; }
.gift--sample .gift__name { font-size: clamp(26px, 3.4vw, 38px); }
/* no buy link on the sample — the price line closes the card instead */
.proof .gift__foot { margin-top: 4px; }

/* ── ④ feature explainer ── */
.feats { margin-top: 14svh; }
.feats__list { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.feat {
  background: var(--white);
  border: 1px solid rgba(33, 28, 24, 0.09);
  border-radius: 18px;
  padding: 30px 30px 32px;
  transition: box-shadow 0.4s var(--ease-out);
}
.feat:hover { box-shadow: 0 14px 44px rgba(33, 28, 24, 0.09); }
.feat__no { font-family: var(--serif); font-size: 13px; color: var(--accent); letter-spacing: 0.2em; font-weight: 700; }
.feat__name { font-family: var(--serif); font-size: clamp(18px, 2vw, 22px); font-weight: 700; margin: 8px 0 10px; }
.feat__body { font-size: 14px; color: var(--ink-soft); }

@media (max-width: 780px) {
  .proof { padding: 10svh 6vw 2svh; }
  .sample__panel { padding: 24px 18px 26px; border-radius: 22px; }
  .gift--sample { padding: 26px 22px; grid-template-columns: 1fr; gap: 18px; }
  .gift--sample::before { left: 22px; }
  .gift--sample .gift__photo img { aspect-ratio: 16 / 10; }
  .feats { margin-top: 11svh; }
  .feats__list { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .proof .gift, .proof .reveal-up { opacity: 1; transform: none; }
  .proof .gift { transition: none; }
}