/* スライム診断 */

:root {
  --bg: #fbf8f3;
  --panel: #ffffff;
  --ink: #33291f;
  --ink-soft: #6d6055;
  --line: #e4dcd0;
  --accent: #b5763a;
  --accent-soft: #fbeee0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1a18;
    --panel: #262320;
    --ink: #ece5dc;
    --ink-soft: #a89c8f;
    --line: #3b3630;
    --accent: #d59a5e;
    --accent-soft: #332a20;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif;
  font-size: 16.5px;
  line-height: 1.9;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 680px; margin: 0 auto; padding: 32px 18px 64px; }

.site-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 0 0 22px; font-size: 13.5px; }
.site-nav a { color: var(--ink-soft); text-decoration: none; padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; background: var(--panel); }
.site-nav a:hover { color: var(--ink); border-color: var(--accent); }

.top { text-align: center; margin-bottom: 28px; }
.top h1 { font-size: 27px; margin: 0 0 6px; letter-spacing: .06em; }
.top .sub { margin: 0; color: var(--ink-soft); font-size: 14.5px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 20px;
  margin-bottom: 22px;
}

label { display: block; font-size: 14px; color: var(--ink-soft); margin-bottom: 7px; }

input[type="date"] {
  width: 100%;
  padding: 13px 12px;
  font-size: 17px;
  font-family: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 9px;
}

.go {
  width: 100%;
  margin-top: 14px;
  padding: 15px;
  font-size: 16.5px;
  font-family: inherit;
  font-weight: 600;
  color: var(--on-accent, #fff);
  background: var(--accent);
  border: 0;
  border-radius: 9px;
  cursor: pointer;
}
.go:hover { filter: brightness(1.07); }

.err { color: #c0533f; font-size: 14px; margin: 10px 0 0; min-height: 1em; }
.note { color: var(--ink-soft); font-size: 13px; margin: 14px 0 0; line-height: 1.75; }

/* ---- 結果 ---- */

.hero { text-align: center; margin: 12px 0 34px; }
.hero img {
  width: 240px; max-width: 62%; height: auto; display: block; margin: 0 auto;
  /* ドット絵なので、縮めるときに滑らかにしない */
  image-rendering: pixelated;
}
.hero .title {
  font-size: 26px; font-weight: 600; letter-spacing: .07em;
  margin: 6px 0 4px;
}
.hero .stamp { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.7; }

.read {
  margin-bottom: 26px;
  padding: 28px 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 8px 28px rgba(51, 41, 31, .045);
}
.read h2 {
  font-size: 21px; margin: 0 0 7px;
  display: flex; align-items: center; gap: 11px;
}
.read h2 .tag {
  flex: 0 0 auto;
  font-size: 11.5px; font-weight: 700; letter-spacing: .08em;
  color: var(--accent); background: var(--accent-soft);
  border-radius: 999px; padding: 4px 10px;
}
.read .lead {
  margin: 0 0 24px;
  padding: 0 0 18px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}
.read-item { margin: 0 0 24px; }
.read-item h3 {
  margin: 0 0 7px;
  color: var(--accent);
  font-size: 12.5px;
  line-height: 1.5;
  letter-spacing: .06em;
}
.read-item p { margin: 0; font-size: 16px; line-height: 2; }
.read-item.advice {
  margin: 28px 0 0;
  padding: 18px 19px;
  background: var(--accent-soft);
  border-radius: 11px;
}
.read-item.advice h3 { margin-bottom: 8px; }

@media (max-width: 520px) {
  .read { padding: 23px 19px; }
  .read h2 { font-size: 19px; align-items: flex-start; }
  .read-item { margin-bottom: 22px; }
  .read-item p { font-size: 15.5px; line-height: 1.95; }
  .read-item.advice { padding: 16px; }
}

/* ---- 使った暦 ---- */

.fold { border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.fold summary {
  padding: 15px 18px; cursor: pointer; font-size: 15px; font-weight: 600;
  list-style: none;
}
.fold summary::-webkit-details-marker { display: none; }
.fold summary::before { content: "＋ "; color: var(--accent); }
.fold[open] summary::before { content: "− "; }
.fold-in { padding: 0 18px 18px; }
.fold-in .lead { color: var(--ink-soft); font-size: 13px; margin: 0 0 12px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 4px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { width: 40%; font-weight: 500; color: var(--ink-soft); }

.foot { margin-top: 34px; color: var(--ink-soft); font-size: 12.5px; line-height: 1.85; }
.foot p { margin: 0 0 10px; }
.foot a { color: var(--accent); }
.foot .next { margin-top: 16px; font-size: 14px; }
.foot .next a { display: inline-block; padding: 6px 0; }

/* ---- この結果を絵にする（画像生成の文） ---- */

.prompt {
  margin: 0; padding: 13px 14px;
  border: 1px solid var(--line); border-radius: 9px;
  background: var(--accent-soft);
  font-family: inherit; font-size: 13px; line-height: 1.85;
  white-space: pre-wrap; word-break: break-word;
  color: var(--ink); max-height: 300px; overflow-y: auto;
}
.prompt-act { display: flex; align-items: center; gap: 12px; margin: 12px 0 0; }
.copy {
  font: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
  padding: 9px 20px; border-radius: 9px;
  border: 1px solid var(--accent); background: transparent; color: var(--accent);
}
.copy:hover { background: var(--accent); color: var(--on-accent, #fff); }
.copied { font-size: 12.5px; color: var(--ink-soft); }

/* ---- どんな診断か ---- */

.about { margin: 0 0 26px; }
.about-more { margin: 30px 0 0; }
.about-more h2 { margin: 0 0 14px; font-size: 15px; font-weight: 600; letter-spacing: .06em;
  color: var(--ink-soft); }
.about-lead { margin: 0 0 18px; font-size: 15px; line-height: 1.95; }
.about-lead b { font-weight: 600; }

.about-axes { margin: 0 0 16px; display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.about-axes > div { display: grid; grid-template-columns: 84px 1fr; gap: 0 14px;
  background: var(--panel); padding: 13px 16px; align-items: baseline; }
.about-axes dt { font-size: 17px; font-weight: 600; color: var(--accent); margin: 0; }
.about-axes dd { margin: 0; font-size: 15px; line-height: 1.7; }
.about-axes dd span { display: block; margin-top: 3px; font-size: 12.5px;
  color: var(--ink-soft); line-height: 1.7; }

.about-note { margin: 0; font-size: 13px; color: var(--ink-soft); line-height: 1.85; }
.about-note b { color: var(--ink); font-weight: 600; }

@media (max-width: 480px) {
  .about-axes > div { grid-template-columns: 62px 1fr; gap: 0 10px; padding: 11px 13px; }
}