/* =========================================================
   モルフ アンケート 共通デザインシステム
   "The Garden" モノクロ・ミニマル / モバイルファースト
   ========================================================= */

:root {
  /* Monochrome palette */
  --ink: #1a1a1a;
  --ink-soft: #3d3d3d;
  --gray: #6b6b6b;
  --gray-light: #9a9a9a;
  --line: #e4e4e4;
  --line-strong: #cfcfcf;
  --bg: #ffffff;
  --bg-soft: #fafafa;
  --selected-bg: #f2f2f2;
  --danger: #b23b34;

  --radius: 4px;
  --maxw: 860px;
  --label-col: 220px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", "Noto Sans JP", Meiryo, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  font-size: 16px;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

.page { max-width: var(--maxw); margin: 0 auto; padding: 0 24px 140px; }

/* ---------- Brand header ---------- */
.brand {
  text-align: center;
  padding: 40px 0 26px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 48px;
}
.brand-name {
  font-size: 30px; font-weight: 400; letter-spacing: .14em;
  color: var(--ink);
}
.brand-sub {
  font-size: 11px; letter-spacing: .34em; color: var(--gray-light);
  margin-top: 8px; text-transform: uppercase;
}

/* ---------- Survey heading ---------- */
.survey-head { text-align: center; margin-bottom: 44px; }
.survey-head h1 {
  font-size: 26px; font-weight: 400; letter-spacing: .12em; margin: 0 0 14px;
}
.survey-head .store {
  font-size: 14px; letter-spacing: .1em; color: var(--gray); margin-bottom: 22px;
}
.survey-head p { font-size: 14.5px; color: var(--gray); margin: 0; line-height: 1.9; }

/* ---------- Section label ---------- */
.section-title {
  font-size: 12px; font-weight: 700; letter-spacing: .18em;
  color: var(--gray-light);
  padding: 28px 0 4px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 0;
}
.section-title:first-child { padding-top: 0; }

/* ---------- Field row ---------- */
.q-block {
  display: grid;
  grid-template-columns: var(--label-col) 1fr;
  gap: 12px 28px;
  align-items: start;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.q-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding-top: 10px; }
.q-label { font-size: 15.5px; font-weight: 500; letter-spacing: .04em; color: var(--ink); }

/* boxed 必須/任意 tag */
.tag {
  display: inline-block;
  font-size: 11px; font-weight: 500; letter-spacing: .08em;
  padding: 2px 9px; border: 1px solid var(--line-strong);
  border-radius: 2px; white-space: nowrap; line-height: 1.6;
}
.tag.req { color: var(--ink); border-color: var(--ink-soft); }
.tag.opt { color: var(--gray-light); }

.field { min-width: 0; }
.field-mini { font-size: 12px; color: var(--gray); margin-bottom: 5px; display: block; }
.q-help { font-size: 12.5px; color: var(--gray-light); margin: 7px 0 0; }

@media (max-width: 719px) {
  .q-block { grid-template-columns: 1fr; gap: 10px; padding: 20px 0; }
  .q-head { padding-top: 0; }
  .page { padding: 0 18px 140px; }
}

/* ---------- Inputs ---------- */
input[type="text"], input[type="tel"], input[type="email"],
input[type="number"], input[type="date"], textarea, select {
  width: 100%;
  font: inherit; color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 12px 14px;
  transition: border-color .15s, box-shadow .15s;
}
textarea { min-height: 92px; resize: vertical; line-height: 1.7; }
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--ink);
  box-shadow: 0 0 0 2px rgba(26,26,26,.08);
}
input::placeholder, textarea::placeholder { color: var(--gray-light); }

.zip-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.zip-row .zip-mark { font-size: 16px; color: var(--gray); }
.zip-row input { max-width: 180px; }

.inline-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 480px) { .inline-fields { grid-template-columns: 1fr; } }

/* ---------- Choice chips (monochrome) ---------- */
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choice {
  position: relative;
  display: inline-flex; align-items: center;
  padding: 10px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: #fff; cursor: pointer; font-size: 14px;
  user-select: none; transition: all .12s; letter-spacing: .03em;
}
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice:hover { border-color: var(--gray); }
.choice:has(input:checked) {
  border-color: var(--ink); background: var(--ink); color: #fff; font-weight: 500;
}
.choices.stack { flex-direction: column; }
.choices.stack .choice { justify-content: flex-start; width: 100%; }

/* ---------- Scale (1-5) ---------- */
.scale { display: flex; gap: 8px; flex-wrap: wrap; }
.scale .opt-btn {
  flex: 1; min-width: 50px; text-align: center;
  border: 1px solid var(--line-strong); border-radius: 2px;
  padding: 11px 6px; background: #fff; cursor: pointer; font-size: 15px;
  transition: all .12s;
}
.scale .opt-btn input { position: absolute; opacity: 0; pointer-events: none; }
.scale label.opt-btn:has(input:checked) {
  border-color: var(--ink); background: var(--ink); color: #fff; font-weight: 600;
}
.scale-ends { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--gray-light); margin-top: 7px; }

/* ---------- Conditional reveal ---------- */
.conditional { display: none; margin-top: 16px; padding: 16px 0 0; border-top: 1px dashed var(--line-strong); }
.conditional.show { display: block; animation: reveal .2s ease; }
@keyframes reveal { from { opacity: 0; transform: translateY(-4px);} to {opacity:1; transform:none;} }
.conditional .q-label { display: block; margin-bottom: 10px; }

/* ---------- Submit bar ---------- */
.submit-bar {
  position: fixed; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--line);
  padding: 14px 18px calc(14px + env(safe-area-inset-bottom));
  z-index: 30;
}
.submit-bar .inner { max-width: var(--maxw); margin: 0 auto; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%;
  font: inherit; font-weight: 500; font-size: 16px; letter-spacing: .12em;
  color: #fff; background: var(--ink);
  border: none; border-radius: var(--radius);
  padding: 16px 20px; cursor: pointer;
  transition: opacity .15s, transform .05s;
}
.btn:hover { opacity: .88; }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--ink); }

.note { font-size: 12px; color: var(--gray-light); text-align: center; margin-top: 18px; letter-spacing: .04em; }

/* ---------- Validation ---------- */
.q-block.error input, .q-block.error textarea, .q-block.error select { border-color: var(--danger); }
.err-msg { display: none; color: var(--danger); font-size: 12.5px; margin-top: 7px; }
.q-block.error .err-msg { display: block; }

/* ---------- Thank you / review CTA ---------- */
.thanks { text-align: center; padding: 80px 20px; }
.thanks .icon { font-size: 44px; }
.thanks h2 { font-size: 22px; font-weight: 400; letter-spacing: .1em; margin: 18px 0 12px; }
.thanks p { color: var(--gray); margin: 0 auto; max-width: 460px; line-height: 1.9; }

/* ===== 口コミCTA：落ち着いた中に温かみのあるデザイン ===== */
.review-cta {
  margin: 40px auto 0; max-width: 504px;
  padding: 34px 28px 30px;
  background: linear-gradient(180deg, #FCF7EE 0%, #FFFDFA 72%);
  border: 1px solid #ECDCC2;
  border-radius: 20px;
  box-shadow: 0 12px 34px rgba(124, 96, 50, .09);
  text-align: center;
}
.review-stars {
  font-size: 22px; letter-spacing: 6px; color: #E0A23B;
  margin: 0 0 14px; line-height: 1; text-indent: 6px;
}
.review-cta h3 {
  margin: 0 0 12px; font-weight: 600; letter-spacing: .06em;
  font-size: 17.5px; color: #4A3D2C;
}
.review-lead { margin: 0 0 10px; font-size: 14px; line-height: 1.95; color: #5c5142; }
.review-lead b { color: #B07D2E; font-weight: 700; }
.review-sub { margin: 0 0 18px; font-size: 12.5px; line-height: 1.8; color: #91836C; }
.review-draft {
  width: 100%; box-sizing: border-box;
  border: 1px solid #E6D6BD; border-radius: 13px;
  background: #fff; color: var(--ink);
  font: inherit; line-height: 1.95; padding: 15px 16px;
  min-height: 152px; resize: vertical; margin-bottom: 16px; text-align: left;
  box-shadow: inset 0 1px 2px rgba(124,96,50,.05);
}
.review-draft:focus { outline: none; border-color: #D6A24C; box-shadow: 0 0 0 3px rgba(224,162,59,.16); }
.review-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.review-actions .btn { width: auto; flex: 1 1 168px; border-radius: 13px; letter-spacing: .04em; }
.review-actions .btn:not(.ghost) { background: #3E3220; }
.review-actions .btn:not(.ghost):hover { background: #4C3D27; opacity: 1; box-shadow: 0 6px 16px rgba(62,50,32,.22); }
.review-actions .btn.ghost { border: 1px solid #DBC9AA; color: #6B5B40; background: #fff; }
.review-actions .btn.ghost:hover { background: #FBF5EA; }
.review-hint { font-size: 12px; color: #9D8E76; margin: 16px 0 0; line-height: 1.85; text-align: left; }

/* 数値＋単位（予算） */
.num-suffix { display: flex; align-items: center; gap: 8px; max-width: 260px; }
.num-suffix input { text-align: right; }
.num-suffix .suffix { font-size: 15px; color: var(--ink); white-space: nowrap; }

/* 紹介キャンペーン案内（完了画面） */
.referral-note {
  max-width: 480px; margin: 26px auto 0; padding: 20px 22px;
  background: #fbf7ee; border: 1px solid #ecdcc2; border-radius: 14px; text-align: left;
}
.referral-note h4 { margin: 0 0 8px; font-size: 14.5px; font-weight: 600; color: #5a4a30; letter-spacing: .04em; }
.referral-note p { margin: 0; font-size: 13px; line-height: 1.85; color: #6b5b40; }

.hidden { display: none !important; }