:root {
  --paper-bg: #e9e6df; --paper: #fcfbf8; --card: #fff;
  --ink: #22252b; --ink-strong: #1b1d24; --ink-soft: #6f6a60; --ink-faint: #8a8577;
  --line: #e3ded2; --line-strong: #cbc4b4; --line-row: #eae4d7;
  --accent: #1f5a48; --accent-dark: #163f33; --accent-soft: #e3efe9; --marker: #ffe94d;
  --ok: #1b7f9e; --warn-fill: #fff4d6; --ng: #b31f34; --ng-soft: #d7b3ba; --focus: #1b7f9e;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
:where(button, a, input, select, textarea):focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
body { min-height: 100vh; background: var(--paper-bg); color: var(--ink); font-size: 17px; line-height: 1.6;
  font-family: "Hiragino Sans", "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif; }
.shell { width: 100%; max-width: 480px; margin: 0 auto; background: var(--paper); min-height: 100vh;
  box-shadow: 0 0 26px rgba(30, 25, 15, .10); padding: 20px 16px 40px; }
header h1 { margin: 6px 0 4px; font-size: 26px; color: var(--ink-strong); }
header p { margin: 0 0 18px; color: var(--ink-soft); font-size: 15px; }
.tape { display: inline-block; padding: 5px 12px 4px; background: var(--accent); color: #fff; font-size: 13px; font-weight: 800;
  letter-spacing: .06em; border-radius: 3px; transform: rotate(-1.2deg); }
.marked { background: linear-gradient(transparent 66%, var(--marker) 66%); padding: 0 3px; }
.card { margin: 0 0 18px; padding: 17px 16px 18px; background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 1px 2px rgba(40, 32, 15, .04), 0 6px 18px rgba(40, 32, 15, .06); }
.card h2 { display: flex; align-items: center; gap: 9px; margin: 0 0 15px; padding: 0 0 10px; color: var(--ink-strong);
  font-size: 15px; font-weight: 900; letter-spacing: .04em; border-bottom: 2px solid var(--ink-strong); }
.card h2::before { content: ""; width: 8px; height: 16px; background: var(--accent); border-radius: 1px; }
label { display: block; font-size: 14px; font-weight: 700; color: var(--ink-soft); margin: 10px 0 4px; }
input, select, textarea { width: 100%; min-height: 44px; padding: 9px 12px; border: 2px solid var(--line-strong); border-radius: 9px;
  background: #fdfcf9; color: var(--ink); font-weight: 700; }
input::placeholder, textarea::placeholder { color: var(--ink-faint); opacity: 1; }
.num { font-variant-numeric: tabular-nums; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
button { min-height: 44px; padding: 9px 14px; border: 1.5px solid var(--line-strong); border-radius: 9px; background: var(--card);
  color: var(--ink-strong); font-weight: 800; transition: transform .04s; margin-top: 14px; width: 100%; }
button:active { transform: translateY(1px); }
button.primary { background: var(--accent); border-color: var(--accent-dark); color: #fff; }
button:disabled { background: #f1eee7; color: var(--ink-faint); border-color: var(--line); cursor: default; }
.note { font-size: 13px; color: var(--ink-soft); margin: 10px 0 0; }
.lead { margin: 0 0 6px; font-size: 15px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-msg { min-height: 1.4em; margin: 10px 0 0; font-weight: 800; }
.form-msg.ok { color: var(--accent-dark); }
.form-msg.ng { color: var(--ng); }
.rules { margin: 0; padding-left: 1.2em; font-size: 14px; }
.rules li { margin-bottom: 6px; }
footer { font-size: 13px; color: var(--ink-soft); }
footer a, .card a { color: var(--accent-dark); }

/* 結果 */
.part-title { font-size: 22px; font-weight: 900; color: var(--ink-strong); margin: 0; overflow-wrap: anywhere; }
.part-sub { color: var(--ink-soft); font-size: 14px; margin: 2px 0 12px; }
.status { padding: 10px 12px; border-radius: 9px; background: var(--warn-fill); font-size: 14px; font-weight: 700; margin-bottom: 12px; }
.sec { margin: 16px 0 6px; font-size: 14px; font-weight: 900; color: var(--ink-strong); }
.kv { width: 100%; border-collapse: collapse; font-size: 15px; }
.kv th, .kv td { text-align: left; padding: 8px 4px; border-bottom: 1px solid var(--line-row); vertical-align: top; }
.kv th { width: 34%; color: var(--ink-soft); font-weight: 700; }
.alt { border: 2px solid var(--line-strong); border-radius: 10px; padding: 12px; margin-top: 8px; }
.alt b { font-size: 18px; color: var(--ink-strong); }
.mark { display: inline-block; min-width: 3.6em; text-align: center; padding: 1px 6px; border-radius: 5px; font-weight: 800; font-size: 13px; }
.mark.ok { background: var(--accent-soft); color: var(--accent-dark); }
.mark.warn { background: var(--warn-fill); color: #7a5300; }
.caution { margin-top: 10px; font-size: 13px; color: var(--ng); font-weight: 700; }
.shops { display: grid; gap: 8px; }
.shops a { display: flex; align-items: center; justify-content: center; min-height: 44px; border: 1.5px solid var(--line-strong);
  border-radius: 9px; font-weight: 800; text-decoration: none; color: var(--ink-strong); background: var(--card); }
.meta { font-size: 12px; color: var(--ink-soft); margin-top: 12px; }