:root{
  --bg:#f6f7fb;--bg2:#eef0f8;--card:#fff;--text:#1d2033;--muted:#5d6380;--line:#e3e6f0;
  --brand:#5b5bf0;--brand2:#9b5cf6;--accent:#14b8a6;--soft:#eef0ff;--warn-bg:#fff8e6;--warn-line:#f3dfa3;
  --shadow:0 1px 2px rgba(29,32,51,.05),0 6px 24px rgba(29,32,51,.07);
  --shadow-hi:0 2px 4px rgba(29,32,51,.06),0 14px 36px rgba(91,91,240,.16);
  --r:16px;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1120;--bg2:#151830;--card:#191c33;--text:#e8eaf6;--muted:#a3a8c7;--line:#2a2e4d;
  --brand:#8b8bff;--brand2:#c084fc;--accent:#2dd4bf;--soft:#22264a;--warn-bg:#2a2514;--warn-line:#5a4c1e;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 28px rgba(0,0,0,.35);--shadow-hi:0 14px 36px rgba(0,0,0,.5);
  color-scheme:dark;
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Sans",Meiryo,sans-serif;line-height:1.85;color:var(--text);
  background:radial-gradient(1200px 500px at 85% -10%,rgba(155,92,246,.12),transparent 60%),radial-gradient(900px 400px at -10% 0,rgba(91,91,240,.10),transparent 60%),var(--bg);
  background-attachment:fixed;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-underline-offset:3px}
::selection{background:rgba(91,91,240,.25)}

/* ヘッダー */
header.site{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--card) 78%,transparent);backdrop-filter:saturate(1.6) blur(12px);-webkit-backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--line)}
header.site .in{max-width:960px;margin:0 auto;padding:10px 16px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
header.site a.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.02rem;color:var(--text);text-decoration:none;letter-spacing:.02em}
header.site a.logo::before{content:"";width:30px;height:30px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 4px 12px rgba(91,91,240,.35);
  -webkit-mask:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath d='M9 10h12M9 15h12M9 20h7' stroke='white' stroke-width='2.4' stroke-linecap='round'/%3E%3C/svg%3E"),linear-gradient(135deg,var(--brand),var(--brand2))}
header.site nav a{margin-left:4px;font-size:.85rem;color:var(--muted);text-decoration:none;padding:6px 10px;border-radius:999px}
header.site nav a:hover{background:var(--soft);color:var(--brand)}

main{max-width:960px;margin:0 auto;padding:20px 16px 8px}
h1{font-size:clamp(1.5rem,4.6vw,2rem);margin:.5em 0 .25em;line-height:1.35;letter-spacing:.01em}
h2{font-size:1.15rem;margin:2.2em 0 .7em;display:flex;align-items:center;gap:10px}
h2::before{content:"";width:6px;height:1.15em;border-radius:3px;background:linear-gradient(var(--brand),var(--brand2));flex:none}
.lead{color:var(--muted);font-size:1rem;margin-top:0}
p,li{overflow-wrap:anywhere}

/* カード・入力 */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;margin:16px 0;box-shadow:var(--shadow)}
textarea,input[type=text],input[type=number],input[type=date],input[type=url],input[type=password],select{
  width:100%;font-size:1rem;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;font-family:inherit;background:var(--bg);color:var(--text);
  transition:border-color .15s,box-shadow .15s,background .15s}
textarea:focus,input:focus,select:focus{outline:none;border-color:var(--brand);background:var(--card);box-shadow:0 0 0 4px rgba(91,91,240,.15)}
textarea{min-height:200px;resize:vertical;line-height:1.7}
label{display:block;margin:12px 0 6px;font-weight:700;font-size:.9rem}
label.chk{display:inline-flex;align-items:center;gap:6px;font-weight:500;margin:6px 8px 6px 0;padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:var(--bg);cursor:pointer}
input[type=checkbox],input[type=radio],input[type=range]{accent-color:var(--brand)}
button{font-size:.95rem;font-weight:700;padding:11px 18px;border:0;border-radius:12px;color:#fff;cursor:pointer;margin:6px 6px 0 0;font-family:inherit;
  background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 4px 14px rgba(91,91,240,.3);transition:transform .12s,box-shadow .12s,filter .12s}
button:hover{filter:brightness(1.06);box-shadow:0 6px 18px rgba(91,91,240,.38)}
button:active{transform:translateY(1px) scale(.98)}
button.sub{background:var(--soft);color:var(--brand);box-shadow:none}
button:focus-visible,a:focus-visible{outline:3px solid rgba(91,91,240,.45);outline-offset:2px}

/* 結果 */
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin:16px 0 6px}
.stats div{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:12px 8px;text-align:center;font-size:.78rem;color:var(--muted)}
.stats strong{display:block;font-size:1.55rem;line-height:1.3;font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.result{background:var(--soft);border:1px solid color-mix(in srgb,var(--brand) 20%,transparent);border-radius:14px;padding:14px 16px;margin-top:12px;word-break:break-all;font-variant-numeric:tabular-nums}
.result.big{font-size:1.3rem;font-weight:800}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row>*{flex:1;min-width:140px}
.pw{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.1rem}
.notice{font-size:.86rem;color:var(--muted);background:var(--warn-bg);border:1px solid var(--warn-line);border-radius:12px;padding:12px 14px}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:8px 0;box-shadow:var(--shadow)}
details[open]{border-color:color-mix(in srgb,var(--brand) 35%,var(--line))}
summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:10px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--brand);font-weight:800;font-size:1.2rem;line-height:1.5}
details[open] summary::after{content:"−"}
.ad-slot{margin:16px 0;text-align:center}
.ad-slot:empty{display:none}
ul.list,ol.list{padding-left:1.3em}
ul.list li,ol.list li{margin:6px 0}
ul.list li::marker{color:var(--brand)}
table{border-collapse:collapse;width:100%;font-size:.92rem}
td,th{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left}
th{color:var(--muted);font-weight:700}
input[type=range]{width:100%}
input[type=file]{width:100%;padding:14px;border:2px dashed var(--line);border-radius:14px;background:var(--bg);color:var(--muted)}
canvas,img{max-width:100%}

/* トップページ */
.hero{position:relative;overflow:hidden;margin:8px 0 22px;padding:30px 22px 26px;border-radius:24px;color:#fff;
  background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#c026d3 100%);box-shadow:0 18px 40px rgba(91,60,240,.28)}
.hero::after{content:"";position:absolute;inset:auto -60px -80px auto;width:260px;height:260px;border-radius:50%;background:rgba(255,255,255,.12)}
.hero h1{margin:0 0 .3em;color:#fff;font-size:clamp(1.6rem,5.4vw,2.3rem)}
.hero p{margin:0;opacity:.92;max-width:36em}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;position:relative;z-index:1}
.badges span{font-size:.8rem;font-weight:700;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3)}
.search{position:relative;margin:0 0 6px}
.search input{padding-left:44px;border-radius:14px;background:var(--card);box-shadow:var(--shadow)}
.search::before{content:"";position:absolute;left:15px;top:50%;width:18px;height:18px;transform:translateY(-50%);opacity:.55;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235d6380' stroke-width='2.4' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-4-4'/%3E%3C/svg%3E") no-repeat center/contain}
.cat{font-size:.82rem;font-weight:800;color:var(--muted);letter-spacing:.12em;margin:22px 2px 10px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.grid a.tool{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;text-decoration:none;color:var(--text);
  box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s,border-color .15s}
.grid a.tool:hover{transform:translateY(-2px);box-shadow:var(--shadow-hi);border-color:color-mix(in srgb,var(--brand) 40%,var(--line))}
.grid a.tool i{flex:none;width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-style:normal;font-weight:800;font-size:.95rem;color:#fff;
  background:linear-gradient(135deg,var(--c1,#5b5bf0),var(--c2,#9b5cf6));box-shadow:0 6px 14px color-mix(in srgb,var(--c1,#5b5bf0) 35%,transparent)}
.grid a.tool .tx{min-width:0}
.grid a.tool b{display:block;font-size:1rem;line-height:1.45}
.grid a.tool span{display:block;font-size:.82rem;color:var(--muted);line-height:1.55}
.t-text{--c1:#6366f1;--c2:#8b5cf6}.t-calc{--c1:#0ea5e9;--c2:#14b8a6}.t-dev{--c1:#f43f5e;--c2:#f97316}.t-life{--c1:#22c55e;--c2:#84cc16}
.empty-hit{display:none;text-align:center;color:var(--muted);padding:20px}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;padding:0;list-style:none}
.features li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow);margin:0}
.features b{display:block;margin-bottom:2px}
.features span{font-size:.86rem;color:var(--muted)}

footer.site{margin-top:48px;border-top:1px solid var(--line);padding:26px 16px 34px;text-align:center;font-size:.82rem;color:var(--muted);background:color-mix(in srgb,var(--card) 60%,transparent)}
footer.site a{margin:0 8px;color:var(--muted)}
footer.site a:hover{color:var(--brand)}
/* お金ツール（/money/） */
.tbl{overflow-x:auto;margin:10px 0;border:1px solid var(--line);border-radius:12px;background:var(--card)}
.tbl table{min-width:320px}
.tbl tr:last-child td{border-bottom:0}
.tbl td.n,.tbl th.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.tbl tr.hl td{background:var(--soft);font-weight:700}
.tbl .down{color:#e11d48;font-weight:700}.tbl .up{color:var(--accent);font-weight:700}
.crumb{font-size:.8rem;color:var(--muted);margin:4px 0 0}.crumb a{color:var(--muted)}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0;padding:0;list-style:none}
.pills a{display:inline-block;padding:6px 14px;border:1px solid var(--line);border-radius:999px;background:var(--card);text-decoration:none;font-size:.88rem;box-shadow:var(--shadow);transition:transform .12s,border-color .12s}
.pills a:hover{transform:translateY(-1px);border-color:var(--brand)}
.wall{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}
.wall:last-child{border-bottom:0}
.wall .tag{flex:none;font-size:.75rem;font-weight:800;padding:3px 10px;border-radius:999px;color:#fff;background:var(--muted)}
.wall .tag.over{background:#e11d48}.wall .tag.near{background:#f59e0b}.wall .tag.ok{background:var(--accent)}
.wall p{margin:2px 0 0;font-size:.85rem;color:var(--muted)}
.wall b{font-size:.95rem}
.t-money{--c1:#0ea5e9;--c2:#22c55e}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}