/* =========================================================
   保守事例データベース  style.css
   ========================================================= */
:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #e2e5ea;
  --text: #1c2330;
  --text-2: #5a6475;
  --text-3: #8a93a3;
  --accent: #0060af;
  --accent-weak: #e5eff9;
  --brand-blue: #0060af;
  --brand-yellow: #fff200;
  --accent-text: #ffffff;

  --ok: #1a7f4b;      --ok-bg: #e6f4ec;
  --wip: #9a6700;     --wip-bg: #fdf3d8;
  --warn: #c2410c;    --warn-bg: #fdebe1;
  --high: #c62828;    --high-bg: #fde8e8;
  --mid: #9a6700;     --mid-bg: #fdf3d8;
  --low: #4b5563;     --low-bg: #eceef1;
  --mark: #fff1a8;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  --font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", Meiryo, system-ui, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218;
    --surface: #171b23;
    --surface-2: #1e232d;
    --border: #2a303c;
    --text: #e6e9ef;
    --text-2: #a3abba;
    --text-3: #6f7889;
    --accent: #4a9be8;
    --accent-weak: #13283f;
    --ok: #4ade80;   --ok-bg: #12301f;
    --wip: #fbbf24;  --wip-bg: #33280b;
    --warn: #fb923c; --warn-bg: #3a1f10;
    --high: #f87171; --high-bg: #3a1515;
    --mid: #fbbf24;  --mid-bg: #33280b;
    --low: #a3abba;  --low-bg: #242a35;
    --mark: #5c4d00;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
mark { background: var(--mark); color: inherit; border-radius: 2px; padding: 0 1px; }
h1, h2, h3 { line-height: 1.4; margin: 0; }

/* ---------- Top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.topbar__inner {
  max-width: 1240px; margin: 0 auto; padding: 0 20px;
  height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; }
.brand:hover { text-decoration: none; }
.brand__mark {
  width: 30px; height: 30px; border-radius: 8px;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-text);
}
.nav { display: flex; align-items: center; gap: 14px; }
.nav > a:not(.btn) { color: var(--text-2); font-size: 14px; }
.nav > a.is-active { color: var(--text); font-weight: 600; }
.user__avatar {
  width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--surface-2); color: var(--text-3); font-size: 13px;
  border: 1px solid var(--border);
}

/* ---------- Layout ---------- */
.page { max-width: 1240px; margin: 0 auto; padding: 24px 20px 48px; }
.footer { border-top: 1px solid var(--border); color: var(--text-3); font-size: 12px; }
.footer__inner { max-width: 1240px; margin: 0 auto; padding: 16px 20px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  height: 38px; padding: 0 16px;
  border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
  font: inherit; font-size: 14px; font-weight: 600;
  cursor: pointer; white-space: nowrap;
}
.btn:hover { text-decoration: none; background: var(--surface-2); }
.btn--primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn--primary:hover { background: var(--accent); filter: brightness(1.08); }
.btn--sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn--ghost { background: transparent; border-color: transparent; color: var(--text-2); }

/* ---------- Search hero ---------- */
.search-hero { margin-bottom: 20px; }
.search-hero h1 { font-size: 20px; margin-bottom: 4px; }
.search-hero p { margin: 0 0 14px; color: var(--text-2); font-size: 13px; }
.searchbox {
  display: flex; gap: 8px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 6px; box-shadow: var(--shadow);
}
.searchbox:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-weak); }
.searchbox__icon { display: grid; place-items: center; padding-left: 8px; color: var(--text-3); }
.searchbox input {
  flex: 1; min-width: 0; border: 0; outline: 0; background: transparent;
  font: inherit; font-size: 16px; color: var(--text);
}
.quick-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; align-items: center; }
.quick-tags__label { font-size: 12px; color: var(--text-3); margin-right: 4px; }

/* ---------- Chips & badges ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 10px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-2); font-size: 12px; line-height: 1.8;
}
.chip:hover { text-decoration: none; border-color: var(--accent); color: var(--accent); }
.chip.is-active { background: var(--accent-weak); border-color: var(--accent); color: var(--accent); font-weight: 600; }
.chip small { color: var(--text-3); }

.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 0 8px; border-radius: 6px; font-size: 12px; font-weight: 600; line-height: 22px;
  white-space: nowrap;
}
.badge--ok   { color: var(--ok);   background: var(--ok-bg); }
.badge--wip  { color: var(--wip);  background: var(--wip-bg); }
.badge--warn { color: var(--warn); background: var(--warn-bg); }
.badge--high { color: var(--high); background: var(--high-bg); }
.badge--mid  { color: var(--mid);  background: var(--mid-bg); }
.badge--low  { color: var(--low);  background: var(--low-bg); }
.badge--cat  { color: var(--text-2); background: var(--surface-2); font-weight: 500; }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- Search layout ---------- */
.search-layout { display: grid; grid-template-columns: 240px 1fr; gap: 24px; align-items: start; }
.filters {
  position: sticky; top: 76px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px;
}
.filters summary { display: none; }
.filter-group + .filter-group { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); }
.filter-group h3 { font-size: 12px; color: var(--text-3); font-weight: 600; letter-spacing: .04em; margin-bottom: 8px; }
.check { display: flex; align-items: center; gap: 8px; font-size: 14px; padding: 3px 0; cursor: pointer; }
.check input { accent-color: var(--accent); width: 15px; height: 15px; margin: 0; }
.check__count { margin-left: auto; color: var(--text-3); font-size: 12px; }
.filters__actions { display: flex; gap: 8px; margin-top: 18px; }
.filters__actions .btn { flex: 1; justify-content: center; }

.results-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.results-head__count { font-size: 14px; color: var(--text-2); }
.results-head__count strong { color: var(--text); font-size: 18px; margin-right: 2px; }
.select {
  height: 34px; padding: 0 10px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  font: inherit; font-size: 13px;
}
.active-filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }

/* ---------- Case card ---------- */
.case-list { display: grid; gap: 10px; }
.case-card {
  display: block; color: inherit;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow);
  transition: border-color .15s;
}
.case-card:hover { text-decoration: none; border-color: var(--accent); }
.case-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 6px; }
.case-card__no { font-family: var(--mono); font-size: 12px; color: var(--text-3); margin-right: 4px; }
.case-card__title { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.case-card__device { font-size: 13px; color: var(--text-2); margin-bottom: 8px; }
.case-card__excerpt {
  font-size: 13px; color: var(--text-2); margin: 0 0 10px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.case-card__excerpt b { color: var(--text); font-weight: 600; margin-right: 4px; }
.case-card__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: 12px; color: var(--text-3); }
.case-card__foot .tag { color: var(--text-2); background: var(--surface-2); padding: 0 8px; border-radius: 4px; }
.case-card__foot .spacer { flex: 1; }

.empty {
  text-align: center; padding: 56px 20px; color: var(--text-2);
  background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius);
}
.empty strong { display: block; color: var(--text); font-size: 16px; margin-bottom: 6px; }

/* ---------- Detail ---------- */
.breadcrumb { font-size: 13px; color: var(--text-3); margin-bottom: 14px; }
.breadcrumb a { color: var(--text-2); }
.detail-layout { display: grid; grid-template-columns: 1fr 300px; gap: 24px; align-items: start; }
.detail-head {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 22px; margin-bottom: 16px;
}
.detail-head h1 { font-size: 22px; margin: 6px 0 10px; }
.detail-head__actions { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.section {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 22px; margin-bottom: 12px;
}
.section h2 {
  font-size: 15px; display: flex; align-items: center; gap: 8px; margin-bottom: 10px;
}
.section h2 .num {
  width: 22px; height: 22px; border-radius: 6px; display: grid; place-items: center;
  font-size: 12px; color: var(--accent-text); background: var(--accent);
}
.section--solution { border-left: 4px solid var(--ok); }
.section p { margin: 0; }
.steps { margin: 0; padding-left: 0; list-style: none; counter-reset: step; }
.steps li { position: relative; padding: 6px 0 6px 34px; counter-increment: step; }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 7px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--ok-bg); color: var(--ok); font-size: 12px; font-weight: 700;
  display: grid; place-items: center;
}
.side-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; margin-bottom: 12px;
}
.side-card h3 { font-size: 13px; color: var(--text-3); margin-bottom: 10px; }
.kv { display: grid; grid-template-columns: 76px 1fr; gap: 6px 10px; margin: 0; font-size: 13px; }
.kv dt { color: var(--text-3); }
.kv dd { margin: 0; word-break: break-all; }
.related a { display: block; padding: 8px 0; border-top: 1px solid var(--border); color: var(--text); font-size: 13px; }
.related a:first-of-type { border-top: 0; padding-top: 0; }
.related a:hover { color: var(--accent); text-decoration: none; }
.related small { display: block; color: var(--text-3); font-family: var(--mono); }
.attach-placeholder {
  border: 1px dashed var(--border); border-radius: 8px; padding: 18px; text-align: center;
  color: var(--text-3); font-size: 13px;
}

/* ---------- Form ---------- */
.form-wrap { max-width: 860px; }
.form-head { margin-bottom: 18px; }
.form-head h1 { font-size: 22px; }
.form-head p { margin: 4px 0 0; color: var(--text-2); font-size: 13px; }
.fieldset {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 22px; margin: 0 0 14px; min-width: 0;
}
.fieldset legend { float: left; width: 100%; padding: 0; }
.fieldset legend + * { clear: both; }
.fieldset__title { font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px 16px; }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field + .field { margin-top: 14px; }
.grid-2 .field + .field, .grid-3 .field + .field { margin-top: 0; }
.field label { font-size: 13px; font-weight: 600; }
.field label .req { color: var(--high); margin-left: 4px; font-size: 11px; }
.field .hint { font-size: 12px; color: var(--text-3); }
.input, .textarea, .field select {
  width: 100%; border: 1px solid var(--border); border-radius: 8px;
  background: var(--surface); color: var(--text);
  font: inherit; font-size: 14px; padding: 8px 12px;
}
.input, .field select { height: 40px; }
.textarea { min-height: 110px; resize: vertical; line-height: 1.7; }
.input:focus, .textarea:focus, .field select:focus {
  outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-weak);
}
.segmented { align-self: flex-start; display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.segmented label { margin: 0; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented span {
  display: block; padding: 8px 16px; font-size: 13px; font-weight: 600; cursor: pointer;
  color: var(--text-2); border-left: 1px solid var(--border); background: var(--surface);
}
.segmented label:first-child span { border-left: 0; }
.segmented input:checked + span { background: var(--accent-weak); color: var(--accent); }
.segmented input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: -2px; }

.tag-input {
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
  border: 1px solid var(--border); border-radius: 8px; padding: 6px 8px; min-height: 40px;
  background: var(--surface);
}
.tag-input:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-weak); }
.tag-input input { border: 0; outline: 0; flex: 1; min-width: 120px; font: inherit; font-size: 14px; background: transparent; color: var(--text); }
.tag-pill {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--accent-weak); color: var(--accent); font-size: 12px; font-weight: 600;
  padding: 2px 4px 2px 10px; border-radius: 999px;
}
.tag-pill button {
  border: 0; background: transparent; color: inherit; cursor: pointer;
  width: 18px; height: 18px; border-radius: 50%; line-height: 1; font-size: 14px;
}
.tag-pill button:hover { background: rgba(0,0,0,.08); }

.dropzone {
  display: block; cursor: pointer;
  border: 1.5px dashed var(--border); border-radius: 10px; padding: 26px; text-align: center;
  color: var(--text-2); font-size: 13px; background: var(--surface-2);
}
.dropzone.is-over { border-color: var(--accent); background: var(--accent-weak); }
.dropzone strong { color: var(--accent); }
.file-list { list-style: none; margin: 10px 0 0; padding: 0; font-size: 13px; color: var(--text-2); }

.form-actions {
  position: sticky; bottom: 0;
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 14px 0; background: linear-gradient(to top, var(--bg) 70%, transparent);
}
.notice {
  padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 14px;
  background: var(--wip-bg); color: var(--wip);
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .detail-layout { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .search-layout { grid-template-columns: 1fr; gap: 14px; }
  .filters { position: static; padding: 0; }
  .filters summary {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 16px; cursor: pointer; font-weight: 600; font-size: 14px; list-style: none;
  }
  .filters summary::-webkit-details-marker { display: none; }
  .filters__body { padding: 0 16px 16px; }
  .filters:not([open]) .filters__body { display: none; }
}
@media (max-width: 640px) {
  .page { padding: 16px 16px 40px; }
  .topbar__inner { padding: 0 16px; }
  .brand__name { font-size: 14px; }
  .nav > a:not(.btn) { display: none; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .detail-head, .section, .fieldset { padding: 16px; }
  .detail-head h1 { font-size: 19px; }
  .searchbox .btn span { display: none; }
}

/* =========================================================
   認証・管理画面まわり
   ========================================================= */
:root { --danger: #c62828; --danger-bg: #fde8e8; }
@media (prefers-color-scheme: dark) { :root { --danger: #f87171; --danger-bg: #3a1515; } }

.btn--danger { color: var(--danger); border-color: var(--border); }
.btn--danger:hover { background: var(--danger-bg); border-color: var(--danger); }
.btn--block { width: 100%; justify-content: center; height: 44px; font-size: 15px; }

/* ユーザーメニュー */
.usermenu { position: relative; }
.usermenu summary { list-style: none; cursor: pointer; }
.usermenu summary::-webkit-details-marker { display: none; }
.usermenu .user__avatar { background: var(--accent-weak); color: var(--accent); font-weight: 700; border-color: transparent; }
.usermenu__panel {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 220px; z-index: 20;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 8px 24px rgba(16, 24, 40, .12); padding: 6px;
}
.usermenu__who { padding: 8px 10px 10px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.usermenu__who strong { display: block; font-size: 14px; }
.usermenu__who small { color: var(--text-3); font-size: 12px; }
.usermenu__panel a, .usermenu__panel button {
  display: block; width: 100%; text-align: left; padding: 8px 10px; border-radius: 6px;
  font: inherit; font-size: 14px; color: var(--text); background: none; border: 0; cursor: pointer;
}
.usermenu__panel a:hover, .usermenu__panel button:hover { background: var(--surface-2); text-decoration: none; }
.usermenu__panel form { margin: 0; }
.usermenu__panel button { color: var(--danger); }

/* メッセージ */
.flash { padding: 10px 14px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; border: 1px solid transparent; }
.flash--ok    { background: var(--ok-bg);   color: var(--ok); }
.flash--error { background: var(--high-bg); color: var(--high); }
.flash--info  { background: var(--accent-weak); color: var(--accent); }
.field-error { color: var(--high); font-size: 12px; font-weight: 600; }
.is-invalid { border-color: var(--high) !important; }

/* ログイン画面 */
.is-bare .page { min-height: calc(100vh - 50px); display: grid; place-items: center; padding-top: 40px; }
.auth-card {
  width: 100%; max-width: 380px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 32px 28px; box-shadow: var(--shadow);
}
.auth-card__brand { display: flex; flex-direction: column; align-items: center; gap: 10px; margin-bottom: 24px; text-align: center; }
.auth-card__brand .brand__mark { width: 44px; height: 44px; border-radius: 12px; }
.auth-card__brand h1 { font-size: 18px; }
.auth-card__brand p { margin: 0; color: var(--text-3); font-size: 13px; }
.auth-card .field + .field { margin-top: 14px; }
.auth-card .btn--block { margin-top: 22px; }
.auth-card__note { margin-top: 18px; font-size: 12px; color: var(--text-3); text-align: center; }
.pw-wrap { position: relative; }
.pw-wrap .input { padding-right: 64px; }
.pw-toggle {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  border: 0; background: none; color: var(--text-2); font: inherit; font-size: 12px; cursor: pointer; padding: 6px 8px;
}

/* テーブル（ユーザー一覧） */
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.panel__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.panel__head h1, .panel__head h2 { font-size: 18px; }
.panel__head p { margin: 2px 0 0; color: var(--text-3); font-size: 13px; }
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; font-size: 12px; font-weight: 600; color: var(--text-3); padding: 10px 20px; background: var(--surface-2); white-space: nowrap; }
.table td { padding: 12px 20px; border-top: 1px solid var(--border); vertical-align: middle; }
.table tr.is-inactive td { color: var(--text-3); }
.table .mono { font-family: var(--mono); font-size: 13px; }
.table td.actions { text-align: right; white-space: nowrap; }
.you { font-size: 11px; color: var(--accent); background: var(--accent-weak); border-radius: 4px; padding: 0 6px; margin-left: 6px; font-weight: 600; }

.password-reveal {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 14px 16px; border-radius: 10px; margin-bottom: 16px;
  background: var(--ok-bg); color: var(--ok); font-size: 14px;
}
.password-reveal code {
  font-family: var(--mono); font-size: 18px; font-weight: 700; letter-spacing: .06em;
  background: var(--surface); color: var(--text); padding: 4px 10px; border-radius: 6px; border: 1px solid var(--border);
}
.switch-row { display: flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.switch-row input { accent-color: var(--accent); width: 16px; height: 16px; }
.inline-gen { display: flex; gap: 8px; }
.inline-gen .input { flex: 1; }

/* 添付ファイル */
.attach-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.attach-item {
  display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
  color: var(--text); font-size: 12px; background: var(--surface);
}
.attach-item:hover { border-color: var(--accent); text-decoration: none; }
.attach-item__thumb { aspect-ratio: 4 / 3; background: var(--surface-2); display: grid; place-items: center; color: var(--text-3); font-weight: 700; font-size: 13px; }
.attach-item__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.attach-item__name { padding: 6px 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.attach-item__name small { display: block; color: var(--text-3); }
.attach-existing { list-style: none; margin: 0 0 12px; padding: 0; display: grid; gap: 6px; }
.attach-existing li { display: flex; align-items: center; gap: 10px; font-size: 13px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; }
.attach-existing li span { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.attach-existing label { display: flex; align-items: center; gap: 4px; color: var(--danger); font-size: 12px; cursor: pointer; }

.danger-zone { margin-top: 28px; padding: 16px 20px; border: 1px solid var(--danger-bg); border-radius: var(--radius); display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.danger-zone p { margin: 0; font-size: 13px; color: var(--text-2); }

@media (max-width: 640px) {
  .nav__label { display: none; }
  .nav > a.btn { padding: 0 10px; }
  .table th, .table td { padding: 10px 12px; }
  .auth-card { padding: 26px 20px; }
}
@media print {
  .topbar, .footer, .detail-head__actions, .flash { display: none !important; }
  body { background: #fff; }
}

/* =========================================================
   色（管理画面で選べるバッジ色）
   ========================================================= */
:root {
  --c-gray: #4b5563;   --c-gray-bg: #eceef1;
  --c-blue: #1f5fbf;   --c-blue-bg: #e3edfc;
  --c-green: #1a7f4b;  --c-green-bg: #e6f4ec;
  --c-amber: #8a5d00;  --c-amber-bg: #fdf3d8;
  --c-orange: #c2410c; --c-orange-bg: #fdebe1;
  --c-red: #c62828;    --c-red-bg: #fde8e8;
  --c-purple: #6d3fc0; --c-purple-bg: #efe8fb;
}
@media (prefers-color-scheme: dark) {
  :root {
    --c-gray: #a3abba;   --c-gray-bg: #242a35;
    --c-blue: #7eb0ff;   --c-blue-bg: #172a47;
    --c-green: #4ade80;  --c-green-bg: #12301f;
    --c-amber: #fbbf24;  --c-amber-bg: #33280b;
    --c-orange: #fb923c; --c-orange-bg: #3a1f10;
    --c-red: #f87171;    --c-red-bg: #3a1515;
    --c-purple: #c4a5ff; --c-purple-bg: #2a1d45;
  }
}
.badge--c-gray   { color: var(--c-gray);   background: var(--c-gray-bg); }
.badge--c-blue   { color: var(--c-blue);   background: var(--c-blue-bg); }
.badge--c-green  { color: var(--c-green);  background: var(--c-green-bg); }
.badge--c-amber  { color: var(--c-amber);  background: var(--c-amber-bg); }
.badge--c-orange { color: var(--c-orange); background: var(--c-orange-bg); }
.badge--c-red    { color: var(--c-red);    background: var(--c-red-bg); }
.badge--c-purple { color: var(--c-purple); background: var(--c-purple-bg); }

/* =========================================================
   検索結果カード（画像のプルダウン表示）
   ========================================================= */
.case-card { padding: 0; overflow: hidden; }
.case-card:hover { border-color: var(--border); }
.case-card:has(.case-card__link:hover) { border-color: var(--accent); }
.case-card__link { display: block; color: inherit; padding: 16px 18px; }
.case-card__link:hover { text-decoration: none; }

.case-images { border-top: 1px solid var(--border); }
.case-images summary {
  display: flex; align-items: center; gap: 6px;
  padding: 9px 18px; font-size: 13px; font-weight: 600; color: var(--text-2);
  cursor: pointer; list-style: none; user-select: none;
}
.case-images summary::-webkit-details-marker { display: none; }
.case-images summary:hover { background: var(--surface-2); color: var(--accent); }
.case-images summary .chev { transition: transform .15s; }
.case-images[open] summary .chev { transform: rotate(180deg); }
.case-images__grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px;
  padding: 2px 18px 16px;
}
.thumb {
  display: block; padding: 0; border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
  aspect-ratio: 4 / 3; background: var(--surface-2); cursor: zoom-in;
}
.thumb:hover { border-color: var(--accent); }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.images-toggle { margin: -4px 0 12px; font-size: 13px; color: var(--text-2); }
.images-toggle small { color: var(--text-3); }

button.attach-item { padding: 0; font: inherit; text-align: left; cursor: zoom-in; }

/* ライトボックス */
.lightbox {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(10, 12, 16, .92);
  display: flex; align-items: center; justify-content: center;
  padding: 48px 56px;
}
.lightbox[hidden] { display: none; }
.lightbox__figure { margin: 0; max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.lightbox__figure img { max-width: 100%; max-height: calc(100vh - 120px); object-fit: contain; border-radius: 4px; background: #fff; }
.lightbox__figure figcaption { color: #d6dae2; font-size: 13px; text-align: center; }
.lightbox__close, .lightbox__nav {
  position: absolute; border: 0; background: rgba(255,255,255,.12); color: #fff;
  width: 44px; height: 44px; border-radius: 50%; font-size: 26px; line-height: 1; cursor: pointer;
}
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(255,255,255,.24); }
.lightbox__close { top: 12px; right: 12px; }
.lightbox__prev { left: 8px; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 8px; top: 50%; transform: translateY(-50%); }
.lightbox__nav[hidden] { display: none; }
body.is-locked { overflow: hidden; }

/* =========================================================
   管理画面
   ========================================================= */
.admin-head { margin-bottom: 18px; }
.admin-head h1 { font-size: 20px; margin-bottom: 10px; }
.admin-tabs {
  display: flex; gap: 4px; overflow-x: auto; border-bottom: 1px solid var(--border);
  scrollbar-width: none;
}
.admin-tabs::-webkit-scrollbar { display: none; }
.admin-tabs a {
  padding: 8px 14px; font-size: 14px; color: var(--text-2); white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.admin-tabs a:hover { color: var(--text); text-decoration: none; }
.admin-tabs a.is-active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 700; }

.master-list { display: grid; }
.master-row {
  display: grid; grid-template-columns: auto 1fr auto auto; gap: 12px; align-items: center;
  padding: 10px 20px; border-top: 1px solid var(--border);
}
.master-row:first-child { border-top: 0; }
.master-row form { margin: 0; }
.master-row__order form { display: flex; flex-direction: column; gap: 2px; }
.master-row__edit { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.master-row__edit .input { width: 220px; max-width: 100%; height: 34px; }
.master-row__meta { display: flex; gap: 10px; align-items: center; font-size: 13px; white-space: nowrap; }
.master-row__del { position: relative; }
.master-row__del summary { list-style: none; }
.master-row__del summary::-webkit-details-marker { display: none; }
.del-pop {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 5; width: 260px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 8px 24px rgba(16,24,40,.12); padding: 12px; display: grid; gap: 8px;
}
.del-pop p { margin: 0; font-size: 13px; color: var(--text-2); }
.master-add { display: flex; gap: 8px; flex-wrap: wrap; padding: 14px 20px; border-top: 1px solid var(--border); background: var(--surface-2); }
.master-add .input { width: 260px; max-width: 100%; height: 34px; }

.icon-btn {
  width: 26px; height: 18px; border: 1px solid var(--border); border-radius: 4px;
  background: var(--surface); color: var(--text-2); font-size: 9px; cursor: pointer; line-height: 1;
}
.icon-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.icon-btn:disabled { opacity: .35; cursor: default; }
.link-btn { border: 0; background: none; padding: 0; font: inherit; font-size: 13px; color: var(--accent); cursor: pointer; }
.link-btn:hover { text-decoration: underline; }
.link-btn--danger { color: var(--danger); }
.color-select { height: 34px; }

.inline-form { display: flex; gap: 8px; align-items: center; margin: 0; }
.input--sm { height: 34px; max-width: 280px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; margin-bottom: 14px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.stat span { display: block; font-size: 12px; color: var(--text-3); }
.stat strong { font-size: 22px; }

@media (max-width: 640px) {
  .master-row { grid-template-columns: auto 1fr auto; gap: 8px 10px; padding: 12px 14px; }
  .master-row__order { grid-row: span 2; align-self: start; }
  .master-row__edit { grid-column: 2 / 4; flex-wrap: nowrap; }
  .master-row__edit .input { width: auto; flex: 1; min-width: 0; }
  .master-row__edit .color-select { width: 84px; }
  .master-row__edit .badge { display: none; }
  .master-row__meta { grid-column: 2; }
  .master-row__del { grid-column: 3; }
  .master-add .input { width: 100%; }
  .lightbox { padding: 56px 8px; }
  .lightbox__nav { top: auto; bottom: 10px; transform: none; }
  .case-images__grid { grid-template-columns: repeat(3, 1fr); padding: 2px 14px 14px; }
  .case-card__link { padding: 14px; }
  .case-images summary { padding: 9px 14px; }
}

/* =========================================================
   ロゴ・ブランド
   ========================================================= */
.topbar { border-bottom: 0; }
.topbar::after {
  content: ""; display: block; height: 2px;
  background: var(--brand-blue);
}
.brand__logo { width: 32px; height: 32px; display: block; }
.brand__name { letter-spacing: .02em; }

.auth-card__brand { gap: 6px; }
.auth-logo__mark { width: 84px; height: 84px; display: block; }
.auth-logo__text img { display: block; width: 132px; height: auto; margin: 4px 0 6px; }
.auth-card { border-top: 4px solid var(--brand-blue); }

/* =========================================================
   起動アニメーション
   ========================================================= */
.splash { display: none; }
html.splash-on body { overflow: hidden; }
html.splash-on .splash {
  display: flex; position: fixed; inset: 0; z-index: 1000;
  align-items: center; justify-content: center;
  background: var(--bg);
  cursor: pointer;
}
.splash.is-out { animation: splash-out .45s ease forwards; }
.splash__stage { display: flex; flex-direction: column; align-items: center; gap: 14px; }

.splash__mark { position: relative; width: 168px; height: 168px; }
.splash__mark::after {                      /* 広がるリング */
  content: ""; position: absolute; inset: 4px; border-radius: 50%;
  border: 2px solid var(--brand-blue); opacity: 0;
  animation: ring 1s ease-out 1.15s forwards;
}
.sl { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; }
.sl-blue   { animation: globe-in .75s cubic-bezier(.2, .9, .25, 1.15) .05s forwards; }
.sl-white  { animation: orbit-in .8s cubic-bezier(.25, .8, .25, 1) .4s forwards; }
.sl-yellow { animation: comet-in .6s cubic-bezier(.3, .8, .3, 1) .75s forwards; }
.sl-full   { animation: fade-in .25s ease 1.3s forwards; }

.splash__text img { display: block; width: 150px; height: auto; }
.splash__text { opacity: 0; animation: text-in .6s cubic-bezier(.2, .8, .2, 1) 1.05s forwards; }
.splash__name { font-size: 13px; color: var(--text-2); letter-spacing: .12em; opacity: 0; animation: fade-in .5s ease 1.35s forwards; }
.splash__bar { width: 140px; height: 3px; border-radius: 3px; background: var(--border); overflow: hidden; }
.splash__bar span {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-blue) 70%, var(--brand-yellow));
  animation: bar 1.7s cubic-bezier(.4, 0, .2, 1) .15s forwards;
}

@keyframes globe-in {
  0%   { opacity: 0; transform: scale(.35) rotate(-120deg); }
  60%  { opacity: 1; }
  100% { opacity: 1; transform: scale(1) rotate(0); }
}
@keyframes orbit-in {
  0%   { opacity: 0; transform: rotate(-35deg) scale(1.25); clip-path: inset(0 100% 0 0); }
  30%  { opacity: 1; }
  100% { opacity: 1; transform: rotate(0) scale(1); clip-path: inset(0 0 0 0); }
}
@keyframes comet-in {
  0%   { opacity: 0; transform: translate(-22%, -38%); clip-path: inset(0 0 100% 0); }
  100% { opacity: 1; transform: translate(0, 0); clip-path: inset(0 0 0 0); }
}
@keyframes text-in {
  0%   { opacity: 0; transform: translateY(10px); clip-path: inset(0 100% 0 0); }
  100% { opacity: 1; transform: translateY(0); clip-path: inset(0 0 0 0); }
}
@keyframes fade-in { to { opacity: 1; } }
@keyframes ring {
  0%   { opacity: .5; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.55); }
}
@keyframes bar { to { width: 100%; } }
@keyframes splash-out { to { opacity: 0; visibility: hidden; } }

@media (prefers-reduced-motion: reduce) {
  .splash { display: none !important; }
}