/* 量産度チェッカー（/es-check・/report-check）専用。CodeDrill本体（ターミナル風）とは別の、大学生向けの明るい見た目 */
:root {
  --bg: #fbf7f2;
  --card: #ffffff;
  --ink: #1f1a17;
  --muted: #6b625b;
  --line: #e8e0d6;
  --accent: #d9480f;
  --accent-soft: #ffe8d9;
  --accent-ink: #a8380a;
  --good: #2b8a3e;
  --good-soft: #e3f5e6;
  --btn: #1f1a17;
  --btn-ink: #ffffff;
  --shadow: 0 1px 2px rgba(31, 26, 23, .06), 0 4px 16px rgba(31, 26, 23, .05);
  --radius: 14px;
  --font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", "Yu Gothic", Meiryo, system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171412;
    --card: #221e1b;
    --ink: #f3ede6;
    --muted: #a89f96;
    --line: #3a332d;
    --accent: #ff8a4c;
    --accent-soft: rgba(255, 138, 76, .18);
    --accent-ink: #ffb088;
    --good: #69db7c;
    --good-soft: rgba(105, 219, 124, .14);
    --btn: #f3ede6;
    --btn-ink: #171412;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
}
a { color: inherit; }
button { font: inherit; color: inherit; }
[hidden] { display: none !important; } /* .rs-btn などの display 指定より hidden を優先する */
.rs-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.rs-nowrap { white-space: nowrap; }

/* ---- 上部 ---- */
.rs-top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  max-width: 720px; margin: 0 auto; padding: 14px 16px;
}
.rs-logo { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; text-decoration: none; letter-spacing: .02em; }
.rs-logo-mark {
  display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 8px;
  background: var(--accent); color: #fff; font-size: 15px; font-weight: 900;
}
.rs-by { color: var(--muted); font-size: 13px; text-decoration: none; }
.rs-by:hover { text-decoration: underline; }

.rs-main { max-width: 720px; margin: 0 auto; padding: 0 16px 48px; }

.rs-tabs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; margin: 4px 0 20px;
  background: var(--line); border-radius: 12px;
}
.rs-tabs a {
  text-align: center; padding: 8px 6px; border-radius: 9px; text-decoration: none;
  font-weight: 700; font-size: 14px; color: var(--muted);
}
.rs-tabs a[aria-current="page"] { background: var(--card); color: var(--ink); box-shadow: var(--shadow); }

.rs-hero h1 { font-size: clamp(26px, 6.4vw, 38px); line-height: 1.35; margin: 0 0 8px; letter-spacing: .01em; }
.rs-lede { margin: 0 0 18px; color: var(--muted); }

/* ---- カード・入力 ---- */
.rs-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; margin-bottom: 16px;
}
.rs-card h2 { font-size: 18px; margin: 0 0 10px; }
.rs-kinds { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.rs-kind {
  border: 1px solid var(--line); background: transparent; border-radius: 999px;
  padding: 5px 14px; font-size: 14px; cursor: pointer;
}
.rs-kind[aria-checked="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); font-weight: 700; }
.rs-textarea {
  width: 100%; min-height: 200px; resize: vertical; padding: 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink);
  font: inherit; font-size: 16px; line-height: 1.8;
}
.rs-textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.rs-input-foot { display: flex; justify-content: space-between; align-items: center; margin: 6px 0 12px; font-size: 13px; color: var(--muted); }
.rs-link { background: none; border: none; padding: 0; color: var(--accent-ink); text-decoration: underline; cursor: pointer; font-size: 14px; }
.rs-privacy { margin: 10px 0 0; font-size: 12.5px; color: var(--muted); text-align: center; }

.rs-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border-radius: 12px; padding: 12px 18px; font-weight: 800; cursor: pointer;
  text-decoration: none; border: 1px solid transparent; line-height: 1.3; font-size: 15px;
}
.rs-btn[disabled] { opacity: .55; cursor: default; }
.rs-btn-primary { width: 100%; background: var(--btn); color: var(--btn-ink); font-size: 17px; padding: 14px 18px; }
.rs-btn-accent { background: var(--accent); color: #fff; }
.rs-btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.rs-btn-x { background: #000; color: #fff; }
.rs-btn-line { background: #06c755; color: #fff; }

/* ---- 結果 ---- */
.rs-score { text-align: center; padding: 22px 16px 18px; }
.rs-score-label { font-weight: 700; color: var(--muted); font-size: 14px; }
.rs-score-num { font-size: clamp(64px, 20vw, 96px); font-weight: 900; line-height: 1; color: var(--accent); letter-spacing: -.02em; margin: 6px 0 4px; }
.rs-score-num small { font-size: .42em; margin-left: 2px; }
.rs-score-type { display: inline-block; font-weight: 800; font-size: 18px; padding: 2px 14px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-ink); }
.rs-score-sub { margin: 10px 0 0; }
.rs-score-note { margin: 2px 0 0; color: var(--muted); font-size: 14px; }
.rs-delta { margin: 12px auto 0; display: inline-flex; align-items: baseline; gap: 8px; font-weight: 800; padding: 6px 14px; border-radius: 10px; background: var(--good-soft); color: var(--good); }
.rs-delta.is-worse { background: var(--accent-soft); color: var(--accent-ink); }
.rs-score.is-low .rs-score-num { color: var(--good); }
.rs-score.is-low .rs-score-type { background: var(--good-soft); color: var(--good); }

.rs-legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 12.5px; color: var(--muted); margin: -2px 0 10px; }
.rs-legend span::before { content: ""; display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.rs-legend .lg-generic::before { background: var(--accent-soft); border: 1px solid var(--accent); }
.rs-legend .lg-hit::before { border-bottom: 2px solid var(--accent); border-radius: 0; height: 9px; }
.rs-legend .lg-good::before { background: var(--good-soft); border: 1px solid var(--good); }

.rs-doc { white-space: pre-wrap; word-break: break-word; line-height: 2; font-size: 15.5px; }
.rs-s-generic { background: var(--accent-soft); border-radius: 3px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.rs-s-good { background: var(--good-soft); border-radius: 3px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.rs-hit { text-decoration: underline wavy var(--accent); text-underline-offset: 4px; text-decoration-thickness: 1.5px; }
.rs-s-num { display: inline-grid; place-items: center; min-width: 18px; height: 18px; padding: 0 4px; margin-right: 3px; border-radius: 9px; background: var(--accent); color: #fff; font-size: 11px; font-weight: 800; vertical-align: 2px; line-height: 1; }

.rs-items { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.rs-item { border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.rs-item-head { display: flex; gap: 8px; align-items: flex-start; }
.rs-item-text { margin: 0; font-size: 15px; }
.rs-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.rs-chip { font-size: 12.5px; border-radius: 999px; padding: 2px 10px; background: var(--accent-soft); color: var(--accent-ink); border: none; cursor: pointer; }
.rs-chip[aria-expanded="true"] { background: var(--accent); color: #fff; }
.rs-why { margin: 8px 0 0; font-size: 13.5px; color: var(--muted); }
.rs-q { margin-top: 10px; padding: 10px 12px; border-radius: 10px; background: var(--bg); }
.rs-q-label { font-size: 12px; font-weight: 800; color: var(--accent-ink); }
.rs-q-text { margin: 2px 0 8px; font-weight: 700; }
.rs-q textarea { width: 100%; min-height: 64px; resize: vertical; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--ink); font: inherit; font-size: 15px; padding: 8px; }

.rs-ai-intro { margin: 0 0 10px; font-size: 14px; color: var(--muted); }
.rs-ai-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 14px; }
.rs-ai-note { font-size: 12.5px; color: var(--muted); }
.rs-overall { margin: 0 0 12px; padding: 10px 12px; border-left: 4px solid var(--accent); background: var(--accent-soft); border-radius: 0 8px 8px 0; font-weight: 700; }
.rs-error { color: var(--accent-ink); font-size: 14px; margin: 8px 0 0; }

.rs-tips { margin: 0; padding-left: 1.2em; }
.rs-tips li { margin-bottom: 6px; }

.rs-share-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.rs-share-row .rs-btn { width: 100%; }
.rs-share-preview { display: block; width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); margin-bottom: 12px; }
.rs-redo { text-align: center; }
.rs-redo p { margin: 0 0 10px; color: var(--muted); font-size: 14px; }

.rs-toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: 14px;
  box-shadow: var(--shadow); z-index: 10; max-width: calc(100% - 32px);
}

/* ---- しくみ・FAQ ---- */
.rs-how { margin-top: 36px; }
.rs-how h2 { font-size: 20px; margin: 0 0 12px; }
.rs-faq dt { font-weight: 800; margin-top: 14px; }
.rs-faq dd { margin: 4px 0 0; color: var(--muted); }
.rs-cd { margin-top: 28px; padding: 16px; border-radius: var(--radius); border: 1px dashed var(--line); }
.rs-cd-title { font-weight: 800; margin: 0 0 6px; }
.rs-cd p { margin: 0 0 12px; }

.rs-foot { max-width: 720px; margin: 0 auto; padding: 24px 16px 40px; display: flex; gap: 16px; justify-content: center; font-size: 13px; color: var(--muted); }
.rs-noscript { text-align: center; padding: 16px; }

@media (min-width: 640px) {
  .rs-card { padding: 20px 22px; }
  .rs-share-row { grid-template-columns: repeat(4, 1fr); }
}

/* ---- CodeDrill Pro（/pro・/tokushoho） ---- */
.pro-compare { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.pro-compare th, .pro-compare td { padding: 9px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.pro-compare thead th { font-size: 12.5px; color: var(--muted); font-weight: 700; }
.pro-compare td { white-space: nowrap; }
.pro-strong { font-weight: 800; color: var(--accent-ink); }
.pro-plans { display: grid; gap: 16px; }
.pro-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.pro-card-head h2 { margin: 0; }
.pro-tag { font-size: 12.5px; font-weight: 700; padding: 2px 10px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-ink); }
.pro-price { font-size: 40px; font-weight: 900; letter-spacing: -.01em; margin: 6px 0 10px; }
.pro-price small { font-size: 14px; font-weight: 700; color: var(--muted); letter-spacing: 0; }
.pro-terms-title { font-size: 13px; font-weight: 800; margin: 0 0 4px; color: var(--muted); }
.pro-terms { margin: 0 0 14px; padding: 10px 12px; border-radius: 10px; background: var(--bg); font-size: 13.5px; display: grid; grid-template-columns: 7.5em 1fr; gap: 6px 10px; }
.pro-terms dt { font-weight: 800; }
.pro-terms dd { margin: 0; color: var(--muted); }
.pro-notice p { margin: 0; font-weight: 700; }
.pro-notice.is-ok { border-color: var(--good); background: var(--good-soft); }
.pro-notice.is-error { border-color: var(--accent); background: var(--accent-soft); }
.pro-status .rs-btn { margin-top: 6px; }
.pro-legal { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; font-size: 13px; color: var(--muted); margin: 8px 0 0; }
.tk-table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.tk-table th, .tk-table td { text-align: left; vertical-align: top; padding: 10px 6px; border-bottom: 1px solid var(--line); }
.tk-table th { width: 32%; font-weight: 800; }
@media (max-width: 480px) {
  .pro-terms { grid-template-columns: 1fr; }
  .tk-table th, .tk-table td { display: block; width: auto; border-bottom: none; padding: 4px 0; }
  .tk-table tr { display: block; border-bottom: 1px solid var(--line); padding: 8px 0; }
}
.pro-first { margin: -4px 0 12px; padding: 8px 12px; border-radius: 10px; background: var(--good-soft); color: var(--good); font-weight: 700; font-size: 14px; }