/* =========================================
   〇〇に来なさいメーカー — 共通スタイル
   ========================================= */

:root{
  --bg-1:#fff4e6;
  --bg-2:#ffe1f0;
  --bg-3:#e6f4ff;
  --paper:#ffffff;
  --ink:#2b2440;
  --ink-soft:#6d6585;
  --line:#ffd4e2;
  --line-2:#f0e6ff;
  --pink:#ff5da2;
  --pink-deep:#d83d83;
  --yellow:#ffd166;
  --mint:#5ee2c4;
  --blue:#5aa9ff;
  --lavender:#c8a6ff;
  --accent:#ff5da2;
  --radius:18px;
  --shadow:0 10px 24px rgba(255,93,162,.15), 0 2px 6px rgba(0,0,0,.05);
  --font-ui:"M PLUS Rounded 1c",-apple-system,"Hiragino Maru Gothic ProN","ヒラギノ丸ゴ ProN W4",sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(900px 600px at 10% -10%, var(--bg-2), transparent 60%),
    radial-gradient(900px 600px at 110% 10%, var(--bg-3), transparent 60%),
    var(--bg-1);
  color:var(--ink);
  font-family:var(--font-ui);
  font-weight:500;
  line-height:1.5;
  min-height:100dvh;
  padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
  -webkit-text-size-adjust:100%;
}
body.page-about{ line-height:1.7; }

.wrap{
  max-width:880px;
  margin:0 auto;
  padding:18px 14px 40px;
}
body.page-about .wrap{ max-width:760px; }

/* ---------------- Header ---------------- */
header{ text-align:center; margin:8px 0 18px; }
body.page-about header{ margin:8px 0 22px; }

header .crumb{
  display:inline-block;
  font-size:12px;
  color:var(--ink-soft);
  margin-bottom:6px;
  font-weight:700;
}
header .crumb a{
  color:var(--pink);
  text-decoration:none;
  border-bottom:1px dotted var(--pink);
}

header h1{
  font-size:clamp(22px,6vw,32px);
  margin:0 0 6px;
  font-weight:900;
  letter-spacing:.02em;
  color:var(--ink);
}
header h1 .badge{
  display:inline-block;
  background:var(--pink);
  color:#fff;
  padding:3px 12px;
  border-radius:999px;
  margin-right:8px;
  font-size:.6em;
  vertical-align:middle;
  box-shadow:0 4px 0 var(--pink-deep);
  transform:translateY(-3px);
}
header h1 .pop{
  background:linear-gradient(180deg,#ff7eb6 0%, #ff5da2 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
header p,
header p.lead{
  margin:0;
  color:var(--ink-soft);
  font-size:13px;
  font-weight:500;
}
header p.lead{ font-size:14px; font-weight:600; margin-top:6px; }

/* ---------------- Card ---------------- */
.card{
  background:var(--paper);
  border:2px solid #fff;
  border-radius:var(--radius);
  padding:16px;
  margin-bottom:14px;
  box-shadow:var(--shadow);
}
body.page-about .card{ padding:18px 18px 8px; margin-bottom:16px; }
body.page-about .card.intro{ padding-bottom:18px; }

.card h2{
  margin:0 0 12px;
  font-size:14px;
  color:var(--ink);
  font-weight:900;
  letter-spacing:.05em;
  display:flex;
  align-items:center;
  gap:8px;
}
.card h2 .step{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:24px;height:24px;
  border-radius:50%;
  background:var(--yellow);
  color:var(--ink);
  font-size:13px;
  font-weight:900;
  box-shadow:0 3px 0 #e0b04a;
}

/* about.html: step-title */
.step-title{
  margin:0 0 10px;
  font-size:17px;
  font-weight:900;
  display:flex;
  align-items:center;
  gap:10px;
}
.step-title .num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:30px;height:30px;
  border-radius:50%;
  background:var(--yellow);
  color:var(--ink);
  font-weight:900;
  font-size:15px;
  box-shadow:0 3px 0 #e0b04a;
  flex:none;
}
.step-title.alt .num{ background:var(--mint); box-shadow:0 3px 0 #3fb89a; }
.step-title.alt2 .num{ background:var(--blue); color:#fff; box-shadow:0 3px 0 #3a7fcc; }
.step-title.alt3 .num{ background:var(--lavender); color:#fff; box-shadow:0 3px 0 #8a6dc4; }
.step-title.alt4 .num{ background:var(--pink); color:#fff; box-shadow:0 3px 0 var(--pink-deep); }

.card p{ margin:0 0 12px; font-size:14.5px; font-weight:500; color:var(--ink); }
.card ul{ margin:0 0 12px 0; padding-left:1.1em; }
.card li{ margin:4px 0; font-size:14px; font-weight:500; }
.card strong{ font-weight:900; color:var(--pink); }

/* card 内のリンク（青リンクを上書き） */
.card a:not(.btn):not(.btn-pill),
.tip a{
  color:var(--pink);
  text-decoration:none;
  border-bottom:1px dotted var(--pink);
  padding-bottom:1px;
  font-weight:700;
  transition:color .12s, border-color .12s;
}
.card a:not(.btn):not(.btn-pill):hover,
.tip a:hover{
  color:var(--pink-deep);
  border-bottom-color:var(--pink-deep);
}

code, kbd{
  background:#fff0f7;
  border:1px solid var(--line);
  color:var(--pink);
  padding:1px 7px;
  border-radius:6px;
  font-size:12.5px;
  font-family:"SFMono-Regular",Consolas,Menlo,monospace;
  font-weight:700;
}
kbd{ background:#fff; border:1px solid var(--line-2); color:var(--ink); box-shadow:0 2px 0 var(--line-2); }

/* ---------------- Drop zone ---------------- */
.drop{
  position:relative;
  border:3px dashed var(--line);
  border-radius:var(--radius);
  background:#fff8fb;
  padding:24px 14px;
  text-align:center;
  transition:border-color .15s, background .15s, transform .1s;
  cursor:pointer;
}
.drop:hover{ background:#fff0f7; }
.drop:active{ transform:scale(.99); }
.drop.drag{ border-color:var(--pink); background:#ffe6f1; }
.drop p{ margin:6px 0 0; color:var(--ink-soft); font-size:13px; }
.drop strong{ color:var(--pink); font-size:16px; font-weight:900; }
.drop .ico{
  display:inline-flex;align-items:center;justify-content:center;
  width:48px;height:48px;border-radius:50%;
  background:linear-gradient(135deg,var(--pink),#ff8fc1);
  color:#fff;font-size:24px;
  margin-bottom:6px;
  box-shadow:0 6px 0 var(--pink-deep);
}
.drop input[type=file]{ display:none; }

/* ---------------- Controls ---------------- */
.row{
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
}
@media (min-width:560px){
  .row.cols-2{ grid-template-columns:1fr 1fr; }
  .row.cols-3{ grid-template-columns:repeat(3,1fr); }
}
label{
  display:block;
  font-size:12px;
  color:var(--ink-soft);
  margin-bottom:6px;
  font-weight:700;
}
input[type=text],
textarea,
select{
  width:100%;
  background:#fff;
  color:var(--ink);
  border:2px solid var(--line-2);
  border-radius:12px;
  padding:11px 14px;
  font-size:16px; /* prevent iOS zoom */
  font-family:inherit;
  font-weight:700;
  appearance:none;
  -webkit-appearance:none;
  transition:border-color .12s, box-shadow .12s;
}
input[type=text]:focus,
textarea:focus,
select:focus{
  outline:none;
  border-color:var(--pink);
  box-shadow:0 0 0 4px rgba(255,93,162,.18);
}
textarea{
  resize:none;
  overflow:hidden;
  line-height:1.2;
  min-height:44px;
}

.tip{
  margin:6px 2px 0;
  font-size:11.5px;
  color:var(--ink-soft);
  font-weight:600;
  line-height:1.5;
}
.tip code{
  background:#fff0f7;
  border:1px solid var(--line);
  color:var(--pink);
  padding:1px 6px;
  border-radius:6px;
  font-size:11px;
  font-family:"SFMono-Regular",Consolas,Menlo,monospace;
}

input[type=range]{
  width:100%;
  accent-color:var(--pink);
}

.seg{
  display:flex;
  background:#fff;
  border:2px solid var(--line-2);
  border-radius:12px;
  overflow:hidden;
  padding:3px;
  gap:3px;
}
.seg button{
  flex:1;
  background:transparent;
  color:var(--ink-soft);
  border:0;
  padding:10px 6px;
  font-size:14px;
  font-weight:700;
  font-family:inherit;
  cursor:pointer;
  border-radius:9px;
  transition:background .12s, color .12s, transform .04s;
  -webkit-tap-highlight-color:transparent;
}
.seg button:active{ transform:translateY(1px); }
.seg button.active{
  background:var(--pink);
  color:#fff;
  box-shadow:0 3px 0 var(--pink-deep);
}

.swatches{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
}
.swatch{
  position:relative;
  width:34px;height:34px;
  border-radius:50%;
  border:3px solid #fff;
  box-shadow:0 0 0 2px var(--line-2);
  cursor:pointer;
  padding:0;
  transition:transform .08s, box-shadow .12s;
  -webkit-tap-highlight-color:transparent;
}
.swatch:active{ transform:scale(.94); }
.swatch.active{
  box-shadow:0 0 0 3px var(--pink);
}
.swatch.rainbow{
  background:conic-gradient(
    from 0deg,
    #ff3030, #ffb020, #ffe600, #5ee23a, #2bb6ff, #6a4cff, #ff3ec9, #ff3030
  );
  position:relative;
}
.swatch.rainbow::after{
  content:"";
  position:absolute;
  inset:6px;
  border-radius:50%;
  background:#fff;
  box-shadow:inset 0 0 0 2px rgba(0,0,0,.06);
}
.swatch.rainbow{ overflow:hidden; }
.swatch.rainbow .plus{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  color:var(--ink);font-weight:900;font-size:18px;line-height:1;
  z-index:1;
  pointer-events:none;
}
/* 実体の color input をスウォッチ全面に重ね、実タップで開く（スマホ対応） */
.swatch.rainbow input[type=color]{
  position:absolute; inset:0;
  width:100%; height:100%;
  margin:0; padding:0; border:0;
  opacity:0; cursor:pointer;
  z-index:2;
  -webkit-appearance:none; appearance:none;
}

/* about: swatch-row（小さめのプレビュー用） */
.swatch-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:6px 0 14px;
  align-items:center;
}
.sw{
  width:26px;height:26px;
  border-radius:50%;
  border:3px solid #fff;
  box-shadow:0 0 0 2px var(--line-2);
}
.sw.rainbow{
  background:conic-gradient(from 0deg, #ff3030,#ffb020,#ffe600,#5ee23a,#2bb6ff,#6a4cff,#ff3ec9,#ff3030);
  position:relative;
}
.sw.rainbow::after{
  content:"";position:absolute;inset:5px;border-radius:50%;background:#fff;
}

.range-row{
  display:flex;
  align-items:center;
  gap:10px;
}
.range-row .v{
  min-width:46px;
  text-align:right;
  font-variant-numeric:tabular-nums;
  color:var(--ink-soft);
  font-size:13px;
  font-weight:700;
}

/* ---------------- Preview ---------------- */
.preview-wrap{
  position:relative;
  background:
    repeating-conic-gradient(#f3eef8 0% 25%, #fff 0% 50%) 50%/20px 20px;
  border-radius:var(--radius);
  overflow:hidden;
  border:2px solid var(--line-2);
  aspect-ratio:16/9;
  display:flex;
  align-items:center;
  justify-content:center;
}
.preview-wrap .placeholder{
  color:var(--ink-soft);
  font-size:14px;
  text-align:center;
  padding:20px;
  font-weight:700;
  background:rgba(255,255,255,.85);
  border-radius:12px;
  margin:14px;
}
#outImg{
  display:block;
  width:100%;
  height:auto;
  user-select:none;
  -webkit-user-select:none;
  -webkit-touch-callout:default; /* iOS long-press save */
}

.save-hint{
  margin-top:10px;
  padding:12px 14px;
  border-radius:12px;
  background:linear-gradient(180deg,#fff7d6,#fff0c4);
  border:2px solid #ffe28a;
  color:#7a5a00;
  font-size:13px;
  text-align:center;
  font-weight:700;
  line-height:1.55;
}
.save-hint .em{
  display:inline-block;
  background:#ffd166;
  color:var(--ink);
  padding:1px 8px;
  border-radius:999px;
  margin:0 2px;
}

/* ---------------- Buttons ---------------- */
.btn-row{
  display:flex;
  gap:10px;
  margin-top:12px;
  flex-wrap:wrap;
}
.btn{
  flex:1 1 auto;
  min-width:140px;
  background:linear-gradient(180deg,#ff7eb6,#ff5da2);
  color:#fff;
  border:0;
  border-radius:14px;
  padding:14px 16px;
  font-size:16px;
  font-weight:900;
  font-family:inherit;
  cursor:pointer;
  text-decoration:none;
  text-align:center;
  -webkit-tap-highlight-color:transparent;
  transition:transform .04s, filter .12s;
  box-shadow:0 5px 0 var(--pink-deep);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
}
.btn:active{ transform:translateY(2px); box-shadow:0 3px 0 var(--pink-deep); }
.btn.secondary{
  background:#fff;
  color:var(--ink);
  border:2px solid var(--line-2);
  box-shadow:0 5px 0 #e2dcef;
}
.btn.secondary:active{ box-shadow:0 3px 0 #e2dcef; }
.btn[disabled]{ opacity:.5; cursor:not-allowed; filter:grayscale(.3); }

/* about.html: CTA group */
.cta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
  justify-content:center;
}

/* かわいい pill ボタン（フッター直上の使い方リンク用） */
.btn-pill{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  background:linear-gradient(180deg,#fff,#ffe8f1);
  color:var(--pink);
  text-decoration:none;
  border:2px solid var(--pink);
  border-radius:999px;
  padding:10px 22px;
  font-size:13.5px;
  font-weight:900;
  box-shadow:0 4px 0 rgba(216,61,131,.35);
  transition:transform .04s, background .15s, color .15s;
  -webkit-tap-highlight-color:transparent;
}
.btn-pill:hover{ background:linear-gradient(180deg,#ffe8f1,#ffd0e3); }
.btn-pill:active{ transform:translateY(2px); box-shadow:0 2px 0 rgba(216,61,131,.35); }
.btn-pill .ico{ font-size:14px; }
.about-cta{
  text-align:center;
  margin:18px 0 12px;
}

/* ---------------- about.html: ライブデモ ---------------- */
.demo{
  margin:6px 0 14px;
  padding:14px 14px;
  background:linear-gradient(180deg,#fffaf0,#fff0f7);
  border:2px dashed var(--line);
  border-radius:14px;
  text-align:center;
}
.demo .line{
  font-family:"Noto Serif JP",serif;
  font-weight:900;
  color:#fff;
  -webkit-text-stroke:3px var(--ink);
  paint-order:stroke fill;
  font-size:clamp(26px,7vw,40px);
  letter-spacing:.02em;
  line-height:1.1;
}
.demo .line .em{ font-size:1.4em; vertical-align:baseline; }
.demo .src{
  margin-top:8px;
  font-size:12px;
  color:var(--ink-soft);
  font-weight:700;
}

/* ---------------- license.html ---------------- */
.lic{
  padding:14px 16px;
  border:2px solid var(--line-2);
  border-radius:14px;
  background:#fffafc;
  margin:0 0 12px;
}
.lic:last-child{ margin-bottom:0; }
.lic-name{
  font-size:15px;
  font-weight:900;
  color:var(--ink);
  margin-bottom:6px;
}
.lic-meta{
  display:flex;
  flex-wrap:wrap;
  gap:6px 8px;
  margin-bottom:8px;
}
.lic-meta span{
  display:inline-block;
  font-size:11px;
  font-weight:700;
  color:var(--ink-soft);
  background:#fff0f7;
  border:1px solid var(--line);
  border-radius:999px;
  padding:2px 10px;
}
.lic-desc{
  margin:0;
  font-size:13px;
  font-weight:500;
  color:var(--ink);
  line-height:1.6;
}

/* ---------------- about.html: callout / FAQ ---------------- */
.callout{
  background:#fff7d6;
  border:2px solid #ffe28a;
  border-radius:12px;
  padding:12px 14px;
  color:#7a5a00;
  font-size:13.5px;
  font-weight:700;
  margin:6px 0 14px;
}
.callout.pink{
  background:#ffeaf3;
  border-color:#ffb6d1;
  color:#a23163;
}
.callout.mint{
  background:#e7faf3;
  border-color:#9ce5c8;
  color:#1f7a5a;
}

details{
  border:2px solid var(--line-2);
  border-radius:12px;
  padding:10px 14px;
  margin:8px 0;
  background:#fff;
  transition:border-color .12s;
}
details[open]{ border-color:var(--pink); }
details > summary{
  font-weight:900;
  cursor:pointer;
  list-style:none;
  color:var(--ink);
  padding:4px 0;
  position:relative;
  padding-right:24px;
}
details > summary::-webkit-details-marker{ display:none; }
details > summary::after{
  content:"+";
  position:absolute;
  right:4px;top:50%;
  transform:translateY(-50%);
  color:var(--pink);
  font-weight:900;
  font-size:18px;
  line-height:1;
}
details[open] > summary::after{ content:"−"; }
details p{ margin:8px 0 4px; font-size:14px; }

/* ---------------- Footer ---------------- */
footer{
  text-align:center;
  color:var(--ink-soft);
  font-size:11px;
  margin-top:18px;
  font-weight:600;
}
footer .credits{
  margin-top:8px;
  display:flex;
  flex-wrap:wrap;
  gap:6px 10px;
  align-items:center;
  justify-content:center;
  font-size:11px;
}
footer .credits a{
  color:var(--ink-soft);
  text-decoration:none;
  border-bottom:1px dotted var(--ink-soft);
  padding-bottom:1px;
  transition:color .12s, border-color .12s;
}
footer .credits a:hover{
  color:var(--pink);
  border-bottom-color:var(--pink);
}
footer .credits .sep{ opacity:.5; }

/* ---------------- Helpers ---------------- */
#canvas{ display:none; }
.visually-hidden{
  position:absolute;width:1px;height:1px;
  margin:-1px;padding:0;overflow:hidden;
  clip:rect(0 0 0 0);border:0;
}