/* =========================================================
   中央綜合事務所 ツールの使い方 — スタイル
   2026-08-25 / やわらかく・読みやすく・迷わないこと優先
   ========================================================= */

:root{
  --ink:#2C2A33;
  --ink-2:#585667;
  --muted:#8B8898;
  --line:#EDE7E9;
  --card:#FFFFFF;
  --bg:#FBF8F7;

  --rose:#D94A78;      --rose-tint:#FFF2F6;  --rose-line:#F7D3E0;
  --blue:#3877C8;      --blue-tint:#F0F6FF;  --blue-line:#D2E2F7;
  --green:#12876F;     --green-tint:#EDFAF5; --green-line:#C4E9DD;
  --amber:#B4741B;     --amber-tint:#FFF7E9; --amber-line:#F3E0BC;

  --radius:22px;
  --radius-sm:14px;
  --shadow:0 1px 2px rgba(44,42,51,.04), 0 10px 30px -14px rgba(44,42,51,.18);
  --shadow-lg:0 2px 4px rgba(44,42,51,.05), 0 24px 50px -22px rgba(44,42,51,.28);
  --font:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN",Meiryo,system-ui,-apple-system,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:88px}
body{
  margin:0; font-family:var(--font); color:var(--ink);
  background:var(--bg); line-height:1.9;
  -webkit-font-smoothing:antialiased; letter-spacing:.01em;
}
a{color:inherit}
img{max-width:100%; display:block}
button{font-family:inherit}

/* ---------- ログイン ---------- */
.loginBody{
  min-height:100vh; margin:0; display:grid; place-items:center;
  background:
    radial-gradient(900px 500px at 15% 0%, #FFE6EE 0%, transparent 60%),
    radial-gradient(800px 520px at 90% 15%, #E9E4FF 0%, transparent 62%),
    radial-gradient(700px 460px at 50% 100%, #DDF4EC 0%, transparent 60%),
    var(--bg);
  padding:24px;
}
.loginCard{
  background:rgba(255,255,255,.86); backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.9);
  border-radius:28px; box-shadow:var(--shadow-lg);
  padding:44px 38px 34px; width:min(400px,100%); text-align:center;
}
.loginEmoji{font-size:44px; line-height:1}
.loginCard h1{font-size:22px; margin:12px 0 6px; letter-spacing:.04em}
.loginSub{color:var(--muted); font-size:13px; margin:0 0 24px; line-height:1.8}
.loginCard input{
  width:100%; padding:14px 16px; font-size:16px; text-align:center;
  border:1.5px solid var(--line); border-radius:14px; background:#fff;
  outline:none; transition:border-color .18s, box-shadow .18s;
}
.loginCard input:focus{border-color:var(--rose); box-shadow:0 0 0 4px var(--rose-tint)}
.loginCard button{
  margin-top:14px; width:100%; padding:14px; font-size:15px; font-weight:700;
  color:#fff; border:0; border-radius:14px; cursor:pointer; letter-spacing:.1em;
  background:linear-gradient(135deg,#F0839F,#C86AD0);
  box-shadow:0 10px 22px -10px rgba(200,106,208,.7);
  transition:transform .15s, box-shadow .15s;
}
.loginCard button:hover{transform:translateY(-1px); box-shadow:0 14px 26px -10px rgba(200,106,208,.75)}
.loginErr{color:var(--rose); font-size:13px; margin:14px 0 0}
.loginNote{color:var(--muted); font-size:11.5px; margin:18px 0 0}

/* ---------- ヘッダー ---------- */
.topbar{
  position:sticky; top:0; z-index:50;
  background:rgba(251,248,247,.82); backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.topbarIn{
  max-width:1240px; margin:0 auto; padding:12px 24px;
  display:flex; align-items:center; gap:16px;
}
.brand{display:flex; align-items:center; gap:10px; font-weight:700; font-size:15px; text-decoration:none; white-space:nowrap}
.brand .dot{
  width:30px; height:30px; border-radius:11px; display:grid; place-items:center; font-size:16px;
  background:linear-gradient(135deg,#FFD9E4,#E3DBFF); box-shadow:inset 0 0 0 1px rgba(255,255,255,.8)
}
.searchBox{flex:1; max-width:420px; position:relative}
.searchBox input{
  width:100%; padding:10px 14px 10px 38px; font-size:14px;
  border:1.5px solid var(--line); border-radius:999px; background:#fff; outline:none;
  transition:border-color .18s, box-shadow .18s;
}
.searchBox input:focus{border-color:#E9A0BC; box-shadow:0 0 0 4px var(--rose-tint)}
.searchBox::before{content:"🔎"; position:absolute; left:14px; top:50%; transform:translateY(-50%); font-size:13px; opacity:.6}
.topbarSpacer{flex:1}
.logout{font-size:12px; color:var(--muted); text-decoration:none; padding:6px 12px; border-radius:999px; border:1px solid var(--line); background:#fff; white-space:nowrap}
.logout:hover{color:var(--ink)}

/* ---------- ヒーロー ---------- */
.hero{
  background:
    radial-gradient(760px 380px at 12% -10%, #FFE4EC 0%, transparent 60%),
    radial-gradient(700px 420px at 88% 0%, #E9E3FF 0%, transparent 62%),
    radial-gradient(620px 380px at 55% 120%, #DCF4EC 0%, transparent 60%);
  border-bottom:1px solid var(--line);
}
.heroIn{max-width:1240px; margin:0 auto; padding:52px 24px 46px}
.heroKicker{
  display:inline-block; font-size:11.5px; letter-spacing:.16em; font-weight:700;
  color:var(--rose); background:rgba(255,255,255,.7); border:1px solid var(--rose-line);
  padding:5px 14px; border-radius:999px;
}
.heroIn h1{font-size:clamp(26px,4.2vw,40px); margin:16px 0 10px; letter-spacing:.02em; line-height:1.5}
.heroIn p{margin:0; color:var(--ink-2); font-size:15px; max-width:620px}
.heroMeta{display:flex; flex-wrap:wrap; gap:10px; margin-top:24px}
.heroMeta span{
  font-size:12px; color:var(--ink-2); background:rgba(255,255,255,.78);
  border:1px solid rgba(255,255,255,.9); padding:7px 14px; border-radius:999px; box-shadow:var(--shadow)
}

/* ---------- レイアウト ---------- */
.shell{max-width:1240px; margin:0 auto; padding:34px 24px 90px; display:grid; grid-template-columns:250px 1fr; gap:40px; align-items:start}
.side{position:sticky; top:78px; max-height:calc(100vh - 100px); overflow:auto; padding-right:4px}
.side::-webkit-scrollbar{width:6px}
.side::-webkit-scrollbar-thumb{background:#E4DDE0; border-radius:99px}
.sideTitle{font-size:11px; letter-spacing:.16em; color:var(--muted); font-weight:700; margin:0 0 12px 12px}
.sideGroup{margin-bottom:24px}
.sideGroup h3{
  font-size:12px; margin:0 0 8px; padding:0 12px; font-weight:700;
  display:flex; align-items:center; gap:7px; color:var(--ink-2);
}
.sideGroup a{
  display:flex; align-items:center; gap:9px; text-decoration:none; font-size:13.5px;
  padding:8px 12px; border-radius:12px; color:var(--ink-2); transition:background .15s,color .15s;
}
.sideGroup a:hover{background:#fff; color:var(--ink)}
.sideGroup a.on{background:#fff; color:var(--ink); font-weight:700; box-shadow:var(--shadow)}
.sideGroup a em{font-style:normal; font-size:15px}

/* ---------- カテゴリ ---------- */
.catHead{margin:0 0 22px; padding:22px 26px; border-radius:var(--radius); border:1px solid var(--line); background:#fff; box-shadow:var(--shadow)}
.catHead h2{margin:0; font-size:21px; display:flex; align-items:center; gap:11px; letter-spacing:.02em}
.catHead p{margin:8px 0 0; font-size:13.5px; color:var(--ink-2)}
.cat{margin-bottom:56px}
.cat[data-c="rose"] .catHead{border-left:5px solid var(--rose); background:linear-gradient(100deg,var(--rose-tint),#fff 42%)}
.cat[data-c="blue"] .catHead{border-left:5px solid var(--blue); background:linear-gradient(100deg,var(--blue-tint),#fff 42%)}
.cat[data-c="green"] .catHead{border-left:5px solid var(--green); background:linear-gradient(100deg,var(--green-tint),#fff 42%)}

/* ---------- ツールカード ---------- */
.tool{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); margin-bottom:26px; overflow:hidden;
  scroll-margin-top:84px;
}
.toolTop{display:flex; gap:18px; padding:26px 28px; align-items:flex-start; flex-wrap:wrap}
.toolIcon{
  width:56px; height:56px; flex:none; border-radius:18px; display:grid; place-items:center;
  font-size:26px; box-shadow:inset 0 0 0 1px rgba(255,255,255,.7);
}
.rose .toolIcon{background:linear-gradient(135deg,#FFDFE9,#FFF0F5)}
.blue .toolIcon{background:linear-gradient(135deg,#DAE9FB,#F1F7FF)}
.green .toolIcon{background:linear-gradient(135deg,#CFEEE2,#EEFBF6)}
.toolHead{flex:1; min-width:240px}
.toolName{margin:0; font-size:20px; letter-spacing:.02em; display:flex; align-items:center; gap:10px; flex-wrap:wrap}
.lvl{font-size:10.5px; font-weight:700; letter-spacing:.08em; padding:3px 10px; border-radius:999px; background:var(--amber-tint); color:var(--amber); border:1px solid var(--amber-line)}
.toolTag{margin:7px 0 0; font-size:14px; color:var(--ink-2)}
.chips{display:flex; flex-wrap:wrap; gap:8px; margin-top:14px}
.chip{font-size:12px; padding:6px 13px; border-radius:999px; border:1px solid var(--line); background:#FCFAFA; color:var(--ink-2)}
.chip b{font-weight:700; color:var(--ink); margin-right:6px; font-size:11px; letter-spacing:.06em}
.rose .chip.k{background:var(--rose-tint); border-color:var(--rose-line)}
.blue .chip.k{background:var(--blue-tint); border-color:var(--blue-line)}
.green .chip.k{background:var(--green-tint); border-color:var(--green-line)}
.openBtn{
  flex:none; align-self:center; text-decoration:none; font-size:13px; font-weight:700;
  padding:11px 20px; border-radius:999px; color:#fff; white-space:nowrap;
  transition:transform .15s, filter .15s;
}
.openBtn:hover{transform:translateY(-1px); filter:brightness(1.06)}
.rose .openBtn{background:linear-gradient(135deg,#EE7C9F,#C96FC9); box-shadow:0 10px 20px -10px rgba(201,111,201,.8)}
.blue .openBtn{background:linear-gradient(135deg,#5E9BE0,#5D74D6); box-shadow:0 10px 20px -10px rgba(93,116,214,.8)}
.green .openBtn{background:linear-gradient(135deg,#48B99B,#3F9FBE); box-shadow:0 10px 20px -10px rgba(63,159,190,.8)}
.urlNote{width:100%; font-size:12px; color:var(--muted); margin:12px 0 0; padding-left:74px}

.toolBody{padding:0 28px 28px}
.block{border-top:1px dashed var(--line); padding-top:22px; margin-top:6px}
.block > h4{
  margin:0 0 14px; font-size:14px; letter-spacing:.06em; display:flex; align-items:center; gap:8px;
}
.rose .block > h4{color:var(--rose)} .blue .block > h4{color:var(--blue)} .green .block > h4{color:var(--green)}

/* できること */
.can{list-style:none; margin:0; padding:0; display:grid; gap:8px}
.can li{position:relative; padding-left:28px; font-size:14px; color:var(--ink-2)}
.can li::before{
  content:"✓"; position:absolute; left:0; top:.15em; width:19px; height:19px; border-radius:7px;
  display:grid; place-items:center; font-size:11px; font-weight:700; color:#fff;
}
.rose .can li::before{background:#F0A0BC} .blue .can li::before{background:#8FB6E8} .green .can li::before{background:#71C7AF}

/* 手順 */
.steps{list-style:none; margin:0; padding:0; counter-reset:s}
.step{display:flex; gap:16px; padding-bottom:26px; position:relative}
.step:not(:last-child)::before{content:""; position:absolute; left:15px; top:38px; bottom:6px; width:2px; background:var(--line)}
.stepNo{
  flex:none; width:32px; height:32px; border-radius:50%; display:grid; place-items:center;
  font-size:13px; font-weight:700; color:#fff; counter-increment:s; z-index:1;
}
.stepNo::before{content:counter(s)}
.rose .stepNo{background:linear-gradient(135deg,#EE7C9F,#C96FC9)}
.blue .stepNo{background:linear-gradient(135deg,#5E9BE0,#5D74D6)}
.green .stepNo{background:linear-gradient(135deg,#48B99B,#3F9FBE)}
.stepBody{flex:1; min-width:0}
.stepBody h5{margin:5px 0 6px; font-size:15px}
.stepBody p{margin:0; font-size:13.5px; color:var(--ink-2)}
figure{margin:14px 0 0}
figure img{border-radius:var(--radius-sm); border:1px solid var(--line); box-shadow:var(--shadow); cursor:zoom-in}
figcaption{font-size:11.5px; color:var(--muted); margin-top:7px}
.ph{
  border:2px dashed #E2D8DC; border-radius:var(--radius-sm); background:
    repeating-linear-gradient(45deg,#FDFBFC,#FDFBFC 10px,#FAF5F7 10px,#FAF5F7 20px);
  padding:30px 20px; text-align:center; color:var(--muted);
}
.ph .phIco{font-size:26px; opacity:.55}
.ph .phTxt{font-size:12.5px; margin-top:7px}
.ph code{font-size:11px; background:#fff; border:1px solid var(--line); padding:2px 8px; border-radius:6px; color:var(--ink-2)}

/* 注意 */
.notes{display:grid; gap:12px}
.note{border-radius:var(--radius-sm); padding:15px 18px; border:1px solid; display:flex; gap:12px}
.noteIco{font-size:17px; line-height:1.4}
.note h5{margin:0 0 5px; font-size:14px}
.note p{margin:0; font-size:13px; color:var(--ink-2)}
.note.danger{background:#FFF3F4; border-color:#F6D2D6}
.note.danger h5{color:#C0384C}
.note.warn{background:var(--amber-tint); border-color:var(--amber-line)}
.note.warn h5{color:var(--amber)}
.note.info{background:#F3F7FC; border-color:#D9E5F2}
.note.info h5{color:#3D6FA8}

/* Q&A */
.qa{border:1px solid var(--line); border-radius:var(--radius-sm); background:#FCFAFA; margin-bottom:9px; overflow:hidden}
.qa summary{cursor:pointer; padding:13px 18px; font-size:13.5px; font-weight:700; list-style:none; display:flex; gap:10px; align-items:flex-start}
.qa summary::-webkit-details-marker{display:none}
.qa summary::before{content:"Q"; font-size:11px; color:#fff; background:#C6BFC4; width:19px; height:19px; border-radius:6px; display:grid; place-items:center; flex:none; margin-top:3px}
.qa[open] summary::before{background:var(--ink)}
.qa .a{padding:0 18px 15px 47px; font-size:13px; color:var(--ink-2); margin:0}

/* 更新履歴 */
.log{list-style:none; margin:0; padding:0; display:grid; gap:7px}
.log li{font-size:12.5px; color:var(--ink-2); display:flex; gap:12px}
.log time{flex:none; font-size:11px; color:var(--muted); background:#F7F3F4; border-radius:6px; padding:2px 9px; height:fit-content; margin-top:2px}

/* 空 */
.empty{text-align:center; padding:70px 20px; color:var(--muted); font-size:14px}

/* フッター */
.foot{border-top:1px solid var(--line); background:#fff}
.footIn{max-width:1240px; margin:0 auto; padding:30px 24px; font-size:12px; color:var(--muted); display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap}

/* 上へ */
.toTop{
  position:fixed; right:22px; bottom:22px; width:46px; height:46px; border-radius:50%;
  border:1px solid var(--line); background:#fff; box-shadow:var(--shadow-lg); cursor:pointer;
  font-size:16px; color:var(--ink-2); display:none; place-items:center; z-index:60;
}
.toTop.on{display:grid}

/* 画像の拡大 */
.lightbox{position:fixed; inset:0; background:rgba(40,36,42,.78); backdrop-filter:blur(4px); display:none; place-items:center; z-index:100; padding:28px; cursor:zoom-out}
.lightbox.on{display:grid}
.lightbox img{max-width:100%; max-height:90vh; border-radius:14px; box-shadow:0 30px 70px -20px rgba(0,0,0,.6)}

/* レスポンシブ */
@media (max-width:900px){
  .shell{grid-template-columns:1fr; gap:0; padding-top:22px}
  .side{position:static; max-height:none; overflow:visible; margin-bottom:34px;
        background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:18px 10px; box-shadow:var(--shadow)}
  .searchBox{max-width:none}
  .brand span{display:none}
  .urlNote{padding-left:0}
  .toolTop{padding:20px}
  .toolBody{padding:0 20px 22px}
  .openBtn{width:100%; text-align:center}
}

/* 印刷 */
@media print{
  .topbar,.side,.toTop,.openBtn,.hero{display:none !important}
  body{background:#fff}
  .shell{display:block; padding:0}
  .tool{break-inside:avoid; box-shadow:none; border:1px solid #ddd}
}


/* できること（クリックで開く） */
.canHint{font-size:11.5px;color:var(--muted);margin:0 0 10px}
.canAcc{display:grid;gap:9px}
.canItem{border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;overflow:hidden;transition:box-shadow .18s}
.canItem[open]{box-shadow:var(--shadow)}
.canItem summary{cursor:pointer;padding:14px 18px;font-size:14px;font-weight:700;list-style:none;display:flex;align-items:center;gap:12px}
.canItem summary::-webkit-details-marker{display:none}
.canItem summary::after{content:"＋";margin-left:auto;font-size:14px;color:var(--muted);font-weight:400}
.canItem[open] summary::after{content:"−"}
.canNo{flex:none;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;font-size:12px;color:#fff}
.rose .canNo{background:linear-gradient(135deg,#EE7C9F,#C96FC9)}
.blue .canNo{background:linear-gradient(135deg,#5E9BE0,#5D74D6)}
.green .canNo{background:linear-gradient(135deg,#48B99B,#3F9FBE)}
.canBody{padding:0 18px 16px 54px;font-size:13.5px;color:var(--ink-2);border-top:1px dashed var(--line);padding-top:14px;margin-top:0}
@media (max-width:900px){.canBody{padding-left:18px}}