:root {
  --bg: #f4f1ea;
  --paper: #fffdf8;
  --ink: #1d1b26;
  --muted: #6b6878;
  --line: #e4dfd3;
  --accent: #6b2cf5;      /* 紫インク */
  --accent2: #d3f500;     /* 蛍光イエロー */
  --pos: #0f8a5f;
  --neg: #c2364b;
  --chip: #efeaf9;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15131c; --paper: #1f1c29; --ink: #f1eff7; --muted: #a29fb2; --line: #34304a;
    --accent: #a77bff; --accent2: #d3f500; --pos: #3ccf95; --neg: #ff6b81; --chip: #2c2740;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #15131c; --paper: #1f1c29; --ink: #f1eff7; --muted: #a29fb2; --line: #34304a;
  --accent: #a77bff; --accent2: #d3f500; --pos: #3ccf95; --neg: #ff6b81; --chip: #2c2740;
  color-scheme: dark;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.65 "Noto Sans JP", system-ui, sans-serif;
}
main, .top { max-width: 720px; margin: 0 auto; padding: 0 16px; }
.top { padding-top: 32px; padding-bottom: 8px; }
h1 {
  font: 800 34px/1.1 "M PLUS Rounded 1c", sans-serif; margin: 0 0 8px; letter-spacing: .02em;
}
h1 span { background: var(--accent2); color: #1d1b26; padding: 0 .2em; margin-left: .1em; border-radius: 6px; }
.lead { margin: 0; color: var(--muted); }
.updated { margin: 6px 0 0; font-size: 13px; color: var(--muted); }
h2 { font: 800 17px/1.3 "M PLUS Rounded 1c", sans-serif; margin: 0 0 12px; }
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: 16px;
  padding: 18px; margin: 16px 0;
}
.hint { color: var(--muted); font-size: 13px; margin: -6px 0 12px; }

.seg { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.seg button {
  border: 1.5px solid var(--line); background: transparent; color: var(--ink);
  border-radius: 999px; padding: 7px 14px; font: 600 14px "Noto Sans JP", sans-serif; cursor: pointer;
}
.seg button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: #fff; }
.seg.small button { padding: 5px 12px; font-size: 13px; }

.field { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
select, input {
  width: 100%; font: 15px "Noto Sans JP", sans-serif; color: var(--ink); background: var(--bg);
  border: 1.5px solid var(--line); border-radius: 10px; padding: 9px 11px;
}
select:focus, input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.mates { display: grid; gap: 8px; }
.mate { display: flex; gap: 8px; align-items: center; }
.mate .n { flex: none; width: 52px; font-size: 13px; color: var(--muted); }
.pick {
  flex: 1; min-width: 0; text-align: left; font: 15px "Noto Sans JP", sans-serif; color: var(--muted);
  background: var(--bg); border: 1.5px solid var(--line); border-radius: 10px; padding: 9px 11px; cursor: pointer;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pick.known { color: var(--ink); border-color: var(--accent); background: var(--chip); font-weight: 600; }
.add-btn {
  border: 1.5px dashed var(--accent); background: transparent; color: var(--accent); border-radius: 10px;
  padding: 9px 14px; font: 600 14px "Noto Sans JP", sans-serif; cursor: pointer; width: 100%;
}
dialog#picker {
  border: 0; padding: 0; margin: auto auto 0; width: 100%; max-width: 560px; max-height: 85vh;
  border-radius: 18px 18px 0 0; background: var(--paper); color: var(--ink);
}
@media (min-width: 640px) { dialog#picker { margin: auto; border-radius: 18px; } }
dialog#picker::backdrop { background: rgb(0 0 0 / .45); }
.sheet { display: flex; flex-direction: column; max-height: 85vh; padding: 14px 16px 0; }
.sheet-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.sheet-head h3 { flex: 1; margin: 0; font: 800 16px "M PLUS Rounded 1c", sans-serif; }
.sheet-head .done { border: 0; background: var(--accent); color: #fff; border-radius: 999px; padding: 6px 14px; font-weight: 600; cursor: pointer; }
.sheet-head .x { border: 0; background: transparent; color: var(--muted); font-size: 24px; cursor: pointer; }
#pickerList { list-style: none; margin: 10px -16px 0; padding: 0 16px 24px; overflow-y: auto; -webkit-overflow-scrolling: touch; }
#pickerList .grp { font-size: 12px; color: var(--muted); padding: 10px 2px 4px; position: sticky; top: 0; background: var(--paper); }
#pickerList button {
  width: 100%; text-align: left; border: 0; border-bottom: 1px solid var(--line); background: transparent; color: var(--ink);
  padding: 11px 4px; display: flex; flex-direction: column; cursor: pointer; font: 15px "Noto Sans JP", sans-serif;
}
#pickerList button small { color: var(--muted); font-size: 12px; }
#pickerList button.on { background: var(--chip); }
#pickerList button.on span::before { content: "✓ "; color: var(--accent); font-weight: 800; }
.mate .clear {
  flex: none; border: 0; background: transparent; color: var(--muted); font-size: 20px; cursor: pointer; width: 28px;
}

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.chip {
  background: var(--chip); border-radius: 999px; padding: 4px 6px 4px 12px; font-size: 13px;
  display: inline-flex; align-items: center; gap: 4px;
}
.chip button { border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 15px; }
.chips:empty::before { content: "まだ登録されていません"; color: var(--muted); font-size: 13px; }

.results { margin: 24px 0; }
.results-head .hint { margin: -6px 0 10px; }
#ranking { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.row {
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px;
  display: grid; grid-template-columns: 34px 1fr auto; gap: 4px 12px; align-items: center;
}
.row.top1 { border: 2px solid var(--accent); }
.rank { font: 800 22px "M PLUS Rounded 1c", sans-serif; color: var(--muted); text-align: center; }
.top1 .rank { color: var(--accent); }
.name { font-weight: 600; font-size: 16px; }
.kit { font-size: 12px; color: var(--muted); }
.prob { text-align: right; }
.prob b { font: 800 22px "M PLUS Rounded 1c", sans-serif; }
.prob small { display: block; font-size: 12px; }
.pos { color: var(--pos); } .neg { color: var(--neg); }
.parts { grid-column: 2 / 4; display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.part { font-size: 12px; background: var(--bg); border-radius: 6px; padding: 2px 8px; }
.part.few { background: transparent; border: 1px dashed var(--line); color: var(--muted); }
.more {
  margin: 12px auto 0; display: block; border: 1.5px solid var(--line); background: var(--paper); color: var(--ink);
  border-radius: 999px; padding: 8px 20px; cursor: pointer; font: 600 14px "Noto Sans JP", sans-serif;
}
.empty { color: var(--muted); text-align: center; padding: 20px; }

.about ul { padding-left: 1.2em; margin: 0 0 10px; font-size: 14px; }
.about li { margin-bottom: 6px; }
.model, .credit { font-size: 12px; color: var(--muted); margin: 6px 0 0; }
.credit a { color: var(--accent); }
@media (max-width: 480px) {
  h1 { font-size: 28px; }
  .row { grid-template-columns: 28px 1fr auto; padding: 12px; }
}