/* ===== 色と文字（編集ポイント: 配色はここだけ変えれば全体に反映） ===== */
:root {
  --urushi: #1f1813;      /* 漆の黒（赤みのある黒） */
  --urushi-2: #2b211a;    /* 盤面の一段明るい漆 */
  --shu: #b8432e;         /* 朱 */
  --kin: #c2a15f;         /* 古い金 */
  --washi: #eee6d6;       /* 和紙色の文字 */
  --usuzumi: #a59886;     /* 薄墨（補足の文字） */
  /* グラフ専用の2色（暗い背景で色覚の違いがあっても見分けられることを検証済み） */
  --chart-you: #bc4230;
  --chart-tensho: #b98c2e;

  --font: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", "YuMincho",
          "BIZ UDPMincho", "Noto Serif JP", serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--urushi);
  /* 漆の艶：中央上にごく弱い光だまり */
  background-image: radial-gradient(ellipse 90% 55% at 50% 0%, #33271f 0%, var(--urushi) 70%);
  color: var(--washi);
  font-family: var(--font);
  font-weight: 500;
  font-size: 17px;
  line-height: 1.95;
  overflow-wrap: break-word;
}

.page {
  flex: 1;
  width: 100%;
  max-width: 34rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 2rem;
}

.screen { text-align: center; }
.screen[hidden] { display: none; }

h1, h2 { text-wrap: balance; }
[tabindex="-1"]:focus { outline: none; }

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
button:focus-visible {
  outline: 2px solid var(--kin);
  outline-offset: 3px;
}

/* ===== トップ：式盤 ===== */
.shikiban {
  width: min(78vw, 300px);
  margin: 0 auto 2rem;
}
.shikiban svg { display: block; width: 100%; height: auto; }
.sb-outer { fill: var(--urushi-2); stroke: var(--kin); stroke-width: 1.5; }
.sb-sector { fill: transparent; transition: fill 0.4s ease; }
.sb-sector.is-hit { fill: rgba(184, 67, 46, 0.55); }
.sb-name.is-hit { fill: var(--kin); }
.sb-pointer { fill: var(--shu); stroke: var(--washi); stroke-width: 1; }
.sb-disc { transform-box: view-box; transform-origin: 50% 50%; }
.sb-disc.is-endless { animation: sb-endless 18s linear infinite; }
@keyframes sb-endless { to { transform: rotate(-360deg); } }
.sb-line { fill: none; stroke: var(--kin); stroke-width: 0.8; opacity: 0.7; }
.sb-tick { stroke: var(--kin); stroke-width: 0.8; opacity: 0.55; }
.sb-inner { fill: var(--shu); }
.sb-name {
  fill: var(--washi);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 700;
  text-anchor: middle;
  dominant-baseline: central;
  letter-spacing: 0.05em;
}
.sb-center {
  fill: var(--washi);
  font-family: var(--font);
  font-size: 44px;
  font-weight: 800;
  text-anchor: middle;
  dominant-baseline: central;
}

.top-title {
  margin: 0 0 1rem;
  font-size: clamp(1.8rem, 7.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.06em;
}
.lead {
  margin: 0 auto 2rem;
  max-width: 22em;
  text-align: left;
  color: var(--washi);
}
.btn-start {
  min-width: 14rem;
  min-height: 3.25rem;
  padding: 0.6rem 2rem;
  border: none;
  border-radius: 2px;
  background: var(--shu);
  color: var(--washi);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.btn-start:hover { background: #c94f38; }
.top-meta {
  margin: 0.9rem 0 0;
  font-size: 0.9rem;
  color: var(--usuzumi);
}

/* ===== 質問 ===== */
.progress { margin-bottom: 2.25rem; }
.progress-count {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  color: var(--usuzumi);
}
.progress-track {
  height: 3px;
  background: var(--urushi-2);
}
.progress-fill {
  height: 100%;
  width: 0;
  background: var(--kin);
  transition: width 0.25s ease;
}
.q-text {
  min-height: 5.2em; /* 問いの長さで回答ボタンの位置が跳ねないように */
  margin: 0 0 1.75rem;
  font-size: clamp(1.2rem, 5vw, 1.45rem);
  font-weight: 700;
  line-height: 1.75;
  text-align: left;
}
.answers {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.btn-answer {
  min-height: 3.1rem;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(194, 161, 95, 0.55);
  border-radius: 2px;
  background: transparent;
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}
/* 両端（然り！／否！）は強い答えなので金の線を濃くする */
.btn-answer:first-child,
.btn-answer:last-child { border-color: var(--kin); }
.btn-answer:hover:not(:disabled) { background: var(--urushi-2); }
.btn-answer.is-chosen {
  background: var(--shu);
  border-color: var(--shu);
}
.btn-answer:disabled { cursor: default; }
.btn-back {
  margin-top: 1.5rem;
  min-height: 44px;
  padding: 0.25rem 0.5rem;
  border: none;
  background: none;
  color: var(--usuzumi);
  font-size: 0.95rem;
  text-decoration: underline;
  text-underline-offset: 0.3em;
}
.btn-back[hidden] { display: none; }

/* ===== 結果 ===== */
.shikiban--result {
  width: min(80vw, 300px);
  margin: 1rem auto 0.5rem;
  cursor: pointer;
}
.btn-skip {
  min-height: 44px;
  padding: 0.25rem 0.75rem;
  border: none;
  background: none;
  color: var(--usuzumi);
  font-size: 0.9rem;
  text-decoration: underline;
  text-underline-offset: 0.3em;
}
.btn-skip[hidden] { display: none; }
/* 盤が止まるまで結果は伏せておき、止まったら一度だけ浮かび上がらせる */
.r-body { opacity: 0; visibility: hidden; }
.r-body.is-shown {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.7s ease;
}
.r-label {
  margin: 0;
  color: var(--usuzumi);
  font-size: 0.95rem;
}
.r-code {
  margin: 0.5rem 0 0;
  color: var(--kin);
  font-size: 0.95rem;
  letter-spacing: 0.2em;
}
.r-name {
  margin: 0.25rem 0 0;
  font-size: clamp(3.6rem, 20vw, 5.2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.08em;
  color: var(--washi);
}
.r-reading {
  margin: 0.25rem 0 2rem;
  color: var(--usuzumi);
  letter-spacing: 0.15em;
}
.r-intro {
  margin: 0 0 1.75rem;
  padding: 1rem 1.1rem;
  border-top: 1px solid var(--shu);
  border-bottom: 1px solid var(--shu);
  text-align: left;
  font-weight: 700;
  line-height: 1.85;
}
.r-element {
  margin-left: 1em;
  padding-left: 1em;
  border-left: 1px solid rgba(165, 152, 134, 0.5);
  letter-spacing: 0.1em;
}
.r-element:empty { display: none; }
.r-text {
  margin: 0 0 1.25rem;
  text-align: left;
}
.r-next {
  margin: 0 0 2.5rem;
  text-align: left;
  color: var(--usuzumi);
}
.r-block {
  margin: 0 0 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(194, 161, 95, 0.35);
}
.r-heading {
  margin: 0 0 1rem;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* グラフ（レーダー） */
.chart-svg { display: block; width: 100%; max-width: 360px; height: auto; margin: 0 auto; }
.chart-svg .grid { fill: none; stroke: rgba(165, 152, 134, 0.28); stroke-width: 1; }
.chart-svg .grid-zero { fill: none; stroke: rgba(165, 152, 134, 0.6); stroke-width: 1; stroke-dasharray: 3 3; }
.chart-svg .series { stroke-width: 2; stroke-linejoin: round; }
.chart-svg .series--you { fill: rgba(188, 66, 48, 0.28); stroke: var(--chart-you); }
.chart-svg .series--tensho { fill: none; stroke: var(--chart-tensho); stroke-dasharray: 6 4; }
.chart-svg .dot { stroke: var(--urushi); stroke-width: 2; }
.chart-svg .dot--you { fill: var(--chart-you); }
.chart-svg .dot--tensho { fill: var(--chart-tensho); }
.chart-svg .axis-plus { fill: var(--washi); font-family: var(--font); font-size: 13px; font-weight: 700; }
.chart-svg .axis-minus { fill: var(--usuzumi); font-family: var(--font); font-size: 11px; }

/* グラフ（左右の棒） */
.chart[data-style="bars"] { text-align: left; }
.bar-row { margin-bottom: 1rem; }
.bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--usuzumi);
}
.bar-you--zero { width: 6px; transform: translateX(-3px); }
.bar-track {
  position: relative;
  height: 14px;
  margin-top: 0.25rem;
  background: var(--urushi-2);
}
.bar-zero {
  position: absolute; left: 50%; top: -3px; bottom: -3px;
  width: 1px; background: rgba(165, 152, 134, 0.7);
}
.bar-you {
  position: absolute; top: 3px; bottom: 3px;
  background: var(--chart-you);
  border-radius: 2px;
}
.bar-tensho {
  position: absolute; top: -4px; bottom: -4px;
  width: 0;
  border-left: 2px dashed var(--chart-tensho);
  transform: translateX(-1px);
}

.legend {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 0.5rem;
  font-size: 0.9rem;
}
.legend-item { display: inline-flex; align-items: center; gap: 0.5rem; }
.legend-key { display: inline-block; width: 22px; height: 0; border-top: 2px solid; }
.legend-key--you { border-color: var(--chart-you); border-top-width: 6px; }
.legend-key--tensho { border-color: var(--chart-tensho); border-top-style: dashed; }

/* 天将の画像（なければ五行の字の朱印） */
.r-figure {
  width: min(64vw, 240px);
  margin: 0 auto 1.75rem;
}
.r-image {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--kin);
}
.r-image[hidden], .r-frame[hidden] { display: none; }
.r-frame {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--urushi-2);
  border: 2px solid var(--kin);
  outline: 1px solid var(--kin);
  outline-offset: -9px;
}
.seal {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46%;
  aspect-ratio: 1 / 1;
  background: var(--shu);
  color: var(--washi);
  font-size: clamp(3rem, 15vw, 4.2rem);
  font-weight: 800;
  line-height: 1;
}

/* シェア */
.card-img {
  display: block;
  width: min(100%, 300px);
  height: auto;
  margin: 0 auto 0.5rem;
  border: 1px solid rgba(194, 161, 95, 0.5);
  background: var(--urushi-2);
}
.card-img:not([src]) { aspect-ratio: 4 / 5; }
.card-note {
  margin: 0 0 1.25rem;
  font-size: 0.85rem;
  color: var(--usuzumi);
}
.share-text {
  margin: 0 0 1rem;
  padding: 0.9rem 1rem;
  background: var(--urushi-2);
  text-align: left;
  font-size: 0.95rem;
  line-height: 1.8;
  white-space: pre-line;
}
.share-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}
.btn-share {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--kin);
  border-radius: 2px;
  background: transparent;
  color: var(--washi);
  font-size: 0.98rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.05em;
}
.btn-share:hover { background: var(--urushi-2); }
.btn-share[hidden] { display: none; }
/* 端末の共有シートが使えるときは、それを一番上に大きく出す */
#btn-native-share {
  grid-column: 1 / -1;
  background: var(--shu);
  border-color: var(--shu);
}
.copy-status {
  min-height: 1.5em;
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: var(--kin);
}
.r-disclaimer {
  margin: 0 0 1.5rem;
  font-size: 0.9rem;
  color: var(--usuzumi);
}
a.btn-share:focus-visible { outline: 2px solid var(--kin); outline-offset: 3px; }

/* 相性 */
.match { margin: 0; text-align: left; }
.match-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.6rem 0.25rem;
  border-bottom: 1px solid rgba(165, 152, 134, 0.25);
}
.match dt { color: var(--usuzumi); font-size: 0.95rem; }
.match dd { margin: 0; font-size: 1.25rem; font-weight: 700; letter-spacing: 0.08em; }
.match-row--best dd { color: var(--kin); }
.match-special { margin: 0; text-align: left; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.btn-retry {
  min-height: 3rem;
  padding: 0.5rem 2rem;
  border: 1px solid var(--kin);
  border-radius: 2px;
  background: transparent;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.btn-retry:hover { background: var(--urushi-2); }

/* ===== フッター ===== */
.credit {
  padding: 1.5rem 1rem 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--usuzumi);
}

/* 動きを減らす設定の人にはアニメーションを止める */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

@media (min-width: 768px) {
  .page { padding-top: 4rem; }
}

/* 投稿文コピーは横幅いっぱいに（ボタンが3つ・4つのどちらでも段が崩れないように） */
#btn-copy { grid-column: 1 / -1; }

/* ===== フッターのリンク ===== */
.credit p { margin: 0.2rem 0; }
.credit a, .doc a {
  color: var(--washi);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}
.credit a:focus-visible, .doc a:focus-visible { outline: 2px solid var(--kin); outline-offset: 3px; }

/* ===== 利用規約・このサイトについて ===== */
.doc { text-align: left; }
.doc-title {
  margin: 0.5rem 0 2rem;
  font-size: clamp(1.5rem, 6vw, 1.9rem);
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: 0.04em;
}
.doc-section {
  margin-bottom: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(194, 161, 95, 0.35);
}
.doc h2 { margin: 0 0 1rem; font-size: 1.3rem; font-weight: 800; letter-spacing: 0.06em; }
.doc h3 { margin: 1.5rem 0 0.4rem; font-size: 1.05rem; font-weight: 700; color: var(--kin); }
.doc p, .doc li { margin: 0 0 0.75rem; }
.doc ul { padding-left: 1.2em; }
.doc-back { font-size: 0.95rem; }
.doc-date { color: var(--usuzumi); font-size: 0.9rem; }

/* ===== 相性の注記 ===== */
.match-note {
  margin: 0.75rem 0 0;
  text-align: left;
  font-size: 0.88rem;
  color: var(--usuzumi);
  line-height: 1.8;
}
.match-note[hidden], .r-block[hidden] { display: none; }

/* 長い名前（式を打つ者）用：スマホ幅でも1行に収める */
.r-name.is-long { font-size: clamp(2.3rem, 12vw, 3.6rem); letter-spacing: 0.04em; }