:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1c2430;
  --muted: #5d6878;
  --border: #dde2e9;
  --accent: #4f5bd5;
  --accent-text: #ffffff;
  --code-bg: #f0f2f5;
  --danger: #c62828;
  --danger-bg: #fdecec;
  --warn: #a15c00;
  --warn-bg: #fff4e0;
  --unknown: #5b4fa8;
  --unknown-bg: #efedfb;
  --manual: #1f6b8f;
  --manual-bg: #e6f3f9;
  --info: #4d5868;
  --info-bg: #eef0f3;
  --ok: #2e7d32;
  --ok-bg: #e8f5e9;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161c;
    --surface: #1b2129;
    --text: #e3e8ef;
    --muted: #9aa5b4;
    --border: #2d3540;
    --accent: #7b86f0;
    --accent-text: #0e1116;
    --code-bg: #232a34;
    --danger: #ff8a80;
    --danger-bg: #3a1d1d;
    --warn: #ffc266;
    --warn-bg: #3a2c14;
    --unknown: #b6acf5;
    --unknown-bg: #2a2545;
    --manual: #7cc8ec;
    --manual-bg: #16303d;
    --info: #b5bfcc;
    --info-bg: #262d37;
    --ok: #8bd48f;
    --ok-bg: #1a3320;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", sans-serif;
  line-height: 1.65;
  font-size: 15px;
}

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

.site-header { background: var(--surface); border-bottom: 1px solid var(--border); padding: 24px 0 16px; margin-bottom: 20px; }
.site-header h1 { margin: 0 0 6px; font-size: 1.6rem; }
.lead { margin: 0; color: var(--muted); }

h2 { font-size: 1.15rem; margin: 0 0 12px; }
h3 { font-size: 1rem; margin: 20px 0 8px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 18px 20px; margin-bottom: 16px; }
.notice ul { margin: 0; padding-left: 1.2em; }
.notice li + li { margin-top: 4px; }

.field-label { font-weight: 600; display: block; margin-bottom: 6px; }
.url-row { display: flex; gap: 8px; flex-wrap: wrap; }
.url-row input { flex: 1 1 320px; min-width: 0; }
input[type="text"] {
  font: inherit; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text);
}
input[type="text"]:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

button {
  font: inherit; font-weight: 600; cursor: pointer; border: none; border-radius: 8px;
  padding: 10px 18px; background: var(--accent); color: var(--accent-text);
}
button:disabled { opacity: .5; cursor: not-allowed; }
button.secondary { background: transparent; color: var(--text); border: 1px solid var(--border); padding: 6px 12px; font-weight: 500; }

.help { color: var(--muted); font-size: .88rem; margin: 8px 0 0; }
code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; font-size: .9em; }

.options { margin-top: 12px; }
.options summary { cursor: pointer; color: var(--muted); }
.options label { display: block; margin: 6px 0 0 4px; }
.consent { display: flex; gap: 8px; align-items: flex-start; margin-top: 14px; font-weight: 600; }
.consent input { margin-top: 6px; }
.form-error { color: var(--danger); background: var(--danger-bg); padding: 8px 12px; border-radius: 8px; margin: 12px 0 0; }

.progress-list { margin: 0; padding-left: 1.4em; }
.progress-list li { margin: 2px 0; color: var(--muted); }
.progress-list li.running { color: var(--text); font-weight: 600; }
.progress-list li.running::after { content: " …確認中"; font-weight: 400; color: var(--muted); }
.progress-list li.done { color: var(--text); }
.progress-list li.done::after { content: " ✓"; color: var(--ok); }
.progress-list li.skipped::after { content: "（スキップ）"; }

.results-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.results-head h2 { margin: 0; }
.export { display: flex; gap: 8px; }

.overview { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 14px 0; }
.overview dt { color: var(--muted); }
.overview dd { margin: 0; word-break: break-all; }

.counts { display: flex; flex-wrap: wrap; gap: 8px; }

.badge {
  display: inline-block; font-size: .78rem; font-weight: 700; padding: 2px 9px; border-radius: 999px;
  white-space: nowrap; line-height: 1.6;
}
.s-danger { color: var(--danger); background: var(--danger-bg); }
.s-warn { color: var(--warn); background: var(--warn-bg); }
.s-unknown { color: var(--unknown); background: var(--unknown-bg); }
.s-manual { color: var(--manual); background: var(--manual-bg); }
.s-info { color: var(--info); background: var(--info-bg); }
.s-ok { color: var(--ok); background: var(--ok-bg); }

.verdicts { display: grid; gap: 10px; }
.verdict { border: 1px solid var(--border); border-left-width: 5px; border-radius: 8px; padding: 10px 14px; }
.verdict.b-danger { border-left-color: var(--danger); }
.verdict.b-warn { border-left-color: var(--warn); }
.verdict.b-unknown { border-left-color: var(--unknown); }
.verdict.b-ok { border-left-color: var(--ok); }
.verdict h4 { margin: 0 0 4px; font-size: 1rem; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.verdict p { margin: 2px 0; }
.verdict .action { color: var(--muted); }

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { margin: 4px 0; }

.section-card h2 { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.items { display: grid; gap: 10px; }
.check-item { border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; }
.check-item header { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.check-item h3 { margin: 0; font-size: .98rem; }
.check-item p { margin: 6px 0 0; }
.check-item .hint { color: var(--muted); font-size: .9rem; }
.check-item .hint::before { content: "対処・確認方法: "; font-weight: 600; }
.evidence {
  margin: 8px 0 0; padding: 8px 10px; background: var(--code-bg); border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .82rem;
  white-space: pre-wrap; word-break: break-all; max-height: 280px; overflow: auto;
}
.section-error { color: var(--danger); }

.table-scroll { overflow-x: auto; }
table.tools { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: .9rem; }
table.tools th, table.tools td { text-align: left; border-bottom: 1px solid var(--border); padding: 6px 8px; vertical-align: top; }
a { color: var(--accent); }

.site-footer { color: var(--muted); font-size: .85rem; padding-bottom: 32px; }

@media (max-width: 560px) {
  .overview { grid-template-columns: 1fr; }
  .overview dd { margin-bottom: 6px; }
  .url-row button { width: 100%; }
}

/* PHP2Shell の確認結果（メイン表示） */
.fixed-versions { margin: 8px 0 0; font-size: .9rem; color: var(--muted); }
.fixed-versions strong { color: var(--text); }

.php2shell { border-width: 2px; border-top-width: 8px; padding: 22px 24px; }
.php2shell.s-border-pending { border-color: var(--border); }
.php2shell.s-border-danger { border-color: var(--danger); }
.php2shell.s-border-warn { border-color: var(--warn); }
.php2shell.s-border-unknown { border-color: var(--unknown); }
.php2shell.s-border-ok { border-color: var(--ok); }
.eyebrow { margin: 0 0 8px; font-size: .85rem; font-weight: 600; color: var(--muted); }
.p2s-head { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.p2s-head h2 { margin: 0; font-size: 1.7rem; line-height: 1.3; }
.badge.big { font-size: 1.1rem; padding: 4px 16px; }
.p2s-versions { font-size: 1.15rem; margin: 14px 0 0; display: flex; gap: 6px 12px; flex-wrap: wrap; align-items: baseline; }
.p2s-versions strong { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 1.3rem; }
.p2s-detail { margin: 10px 0 0; font-size: 1.02rem; }
.p2s-action { margin-top: 14px; padding: 12px 14px; border-radius: 8px; background: var(--code-bg); }
.p2s-action p { margin: 4px 0 0; }

.fixed-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; }
.fixed-grid div { border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; display: flex; flex-direction: column; }
.fixed-grid span { font-size: .8rem; color: var(--muted); }
.fixed-grid strong { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 1.1rem; }
.fixed-grid .eol strong { font-family: inherit; color: var(--danger); }

table.data { width: 100%; border-collapse: collapse; font-size: .9rem; }
table.data th, table.data td { text-align: left; border-bottom: 1px solid var(--border); padding: 6px 8px; vertical-align: top; word-break: break-all; }
table.data td:first-child { width: 1%; white-space: nowrap; }

.group-title { font-size: 1.3rem; margin: 32px 0 4px; padding-top: 20px; border-top: 2px solid var(--border); }
.group-help { margin: 0 0 12px; }

@media (max-width: 560px) {
  .p2s-head h2 { font-size: 1.35rem; }
  .php2shell { padding: 18px 16px; }
}

.overview-card { margin-top: 32px; }