:root {
  --bg: #f6f3ef;
  --card: #ffffff;
  --ink: #2c2a32;
  --muted: #8b8794;
  --line: #ece7e0;
  --accent: #d98a8a;
  --accent-2: #8a7fd9;
  --accent-grad: linear-gradient(120deg, #e0a3a3, #a59be6);
  --radius: 18px;
  --shadow: 0 10px 30px rgba(60, 50, 70, 0.08);
  --font: 'Noto Sans JP', system-ui, sans-serif;
  --font-head: 'Zen Maru Gothic', 'Noto Sans JP', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.site-header {
  text-align: center;
  padding: 3rem 1.25rem 1.5rem;
  max-width: 760px;
  margin: 0 auto;
}

.site-header h1 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 5vw, 2.3rem);
  letter-spacing: .02em;
}

.site-header h1 span {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead { margin-top: .75rem; color: #57535e; }

.privacy {
  margin-top: .75rem;
  font-size: .82rem;
  color: var(--muted);
  background: #fff;
  display: inline-block;
  padding: .35rem .9rem;
  border-radius: 999px;
  border: 1px solid var(--line);
}

main {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.75rem;
}

.card h2 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: .6rem;
}

.step-no {
  display: inline-grid;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--accent-grad);
  color: #fff;
  font-size: .9rem;
  flex: none;
}

.hint { color: var(--muted); font-size: .85rem; margin-bottom: 1rem; }
.disclaimer { color: #b08; opacity: .8; }

/* Dropzone */
#dropzone {
  display: block;
  border: 2px dashed #d8d0c6;
  border-radius: 14px;
  padding: 2.5rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
}

#dropzone:hover, #dropzone.dragover {
  border-color: var(--accent);
  background: #fbf6f4;
}

.dz-icon { font-size: 2rem; color: var(--accent); line-height: 1; }
.dz-text { margin-top: .5rem; font-weight: 500; }
.dz-sub { color: var(--muted); font-size: .78rem; }

.preview-wrap { margin-top: 1.25rem; text-align: center; }

#preview-canvas, #tryon-canvas {
  max-width: 100%;
  border-radius: 12px;
  background: #faf7f3;
  border: 1px solid var(--line);
}

.preview-actions {
  margin-top: 1rem;
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  border: none;
  border-radius: 999px;
  padding: .6rem 1.3rem;
  font-family: var(--font);
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .15s, box-shadow .15s, background .15s;
}

.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

.btn-primary {
  background: var(--accent-grad);
  color: #fff;
  box-shadow: 0 6px 16px rgba(180, 130, 170, .35);
}

.btn-ghost { background: #f4f0ea; color: var(--ink); border: 1px solid var(--line); }

.btn-shop { background: #fff; border: 1px solid var(--line); color: var(--ink); font-size: .85rem; }
.btn-shop:hover { border-color: var(--accent); color: var(--accent); }

.status {
  margin-top: 1rem;
  font-size: .85rem;
  color: var(--accent-2);
  min-height: 1.2em;
  display: flex;
  align-items: center;
  gap: .5rem;
  justify-content: center;
}

.status.error { color: #c0392b; }

.spinner {
  width: 16px; height: 16px;
  border: 2px solid #d9d3e9;
  border-top-color: var(--accent-2);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Result */
.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 600px) { .result-grid { grid-template-columns: 1fr; } }

.result-box {
  background: #faf7f3;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.1rem;
}

.result-box h3 { font-size: .9rem; color: var(--muted); font-weight: 500; }

.big-label {
  font-family: var(--font-head);
  font-size: 1.5rem;
  margin: .3rem 0 .4rem;
}

.meta-line { font-size: .8rem; color: var(--muted); margin-bottom: .3rem; }
.axis-note { font-size: .8rem; color: var(--muted); margin-bottom: .4rem; }
.result-desc { font-size: .88rem; }

.confidence-tag {
  display: inline-block;
  font-size: .72rem;
  padding: .1rem .55rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  margin-left: .4rem;
  vertical-align: middle;
}
.confidence-high { color: #2e7d57; border-color: #b6e0cb; background: #eef9f3; }
.confidence-medium { color: #b07b1e; border-color: #ecdcae; background: #fbf5e7; }
.confidence-low { color: #b0506b; border-color: #ecc4d2; background: #fbeef2; }

.palette { display: flex; flex-wrap: wrap; gap: .4rem; margin: .6rem 0; }

.swatch {
  width: 34px; height: 34px;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, .08);
}

.palette-pick .swatch { cursor: pointer; }
.palette-pick .swatch.selected { outline: 3px solid var(--accent-2); outline-offset: 1px; }

/* Recommendations */
.reco-items { display: flex; flex-direction: column; gap: .9rem; margin: 1rem 0; }

.reco-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .9rem 1rem;
  background: #faf7f3;
}

.reco-item-head { display: flex; align-items: center; justify-content: space-between; gap: .5rem; flex-wrap: wrap; }
.reco-item-cat { font-family: var(--font-head); font-size: 1rem; }
.reco-item-advice { font-size: .86rem; margin: .4rem 0 .6rem; }
.reco-item .search-btns { display: flex; gap: .5rem; flex-wrap: wrap; }

.avoid-note {
  font-size: .84rem;
  color: #a35;
  background: #fbeef2;
  border: 1px solid #ecc4d2;
  border-radius: 10px;
  padding: .6rem .9rem;
  margin-bottom: 1rem;
}

.search-input {
  font-family: var(--font);
  font-size: .9rem;
  padding: .45rem .6rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  width: 100%;
}

select { font-family: var(--font); font-size: .9rem; padding: .45rem .6rem; border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink); margin-top: .3rem; width: 100%; }

.search-row { margin: 1rem 0 .5rem; }
.search-btns { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: .6rem; }

/* Try-on */
.tryon-layout { display: grid; grid-template-columns: 1fr 220px; gap: 1.25rem; align-items: start; }
@media (max-width: 640px) { .tryon-layout { grid-template-columns: 1fr; } }

.tryon-canvas-wrap { text-align: center; }
#tryon-canvas { touch-action: none; cursor: grab; }
#tryon-canvas.grabbing { cursor: grabbing; }

.tryon-controls { display: flex; flex-direction: column; gap: .9rem; }
.tryon-controls label { font-size: .82rem; color: var(--muted); }
.tryon-controls input[type=range] { width: 100%; accent-color: var(--accent-2); }
.control-group span { font-size: .82rem; color: var(--muted); display: block; }
.upload-garment { cursor: pointer; }

.site-footer { text-align: center; padding: 2rem 1.25rem 3rem; color: var(--muted); font-size: .8rem; }
.site-footer .tech { margin-top: .4rem; opacity: .7; font-size: .72rem; }