/* かんたんツール 共通テーマ */
:root{
  --bg:#f6f8fb;
  --bg-soft:#eef6ff;
  --card:#ffffff;
  --text:#172033;
  --muted:#5f6f86;
  --line:#dbe3ef;
  --primary:#2563eb;
  --primary-ink:#ffffff;
  --primary-soft:#eaf2ff;
  --accent:#f59e0b;
  --ok:#16834d;
  --warn:#a86600;
  --ng:#c5222a;
  --info:#0b79a8;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 1px 2px rgba(15,23,42,.06),0 12px 32px rgba(15,23,42,.08);
  --shadow-soft:0 1px 2px rgba(15,23,42,.04),0 8px 20px rgba(15,23,42,.06);
  --focus:0 0 0 4px color-mix(in srgb,var(--primary) 18%,transparent);
  --bg-color:var(--bg);
  --bg-color-offset:#eef3f8;
  --border-color:var(--line);
  --border-radius:var(--radius);
  --primary-color:var(--primary);
  --text-muted:var(--muted);
  --danger-color:var(--ng);
  --background-hover-color:#eef6ff;
  --ok-color-text:#147a46;
  --ng-color-text:#b91c1c;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  min-height:100vh;
  font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue","Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;
  background:
    radial-gradient(circle at top left,rgba(37,99,235,.08),transparent 28rem),
    linear-gradient(180deg,#fbfdff 0%,var(--bg) 36rem);
  color:var(--text);
  line-height:1.7;
  font-size:15px;
  -webkit-text-size-adjust:100%;
  font-variant-numeric:tabular-nums;
}
a{color:var(--primary);text-decoration-thickness:.08em;text-underline-offset:.18em}
img,svg{max-width:100%}
button,input,select,textarea{font:inherit}
.app-header{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid rgba(219,227,239,.9);
  box-shadow:0 1px 2px rgba(15,23,42,.05),0 10px 24px rgba(15,23,42,.06);
  backdrop-filter:blur(14px);
  padding:calc(12px + env(safe-area-inset-top,0px)) 16px 12px;
  display:flex;
  align-items:center;
  gap:10px;
}
.app-header h1{font-size:16px;margin:0;font-weight:800;letter-spacing:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#101827}
.app-icon{
  width:38px;
  height:38px;
  border-radius:13px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  color:var(--primary);
  background:linear-gradient(135deg,#fff 0%,color-mix(in srgb,var(--primary) 11%,#fff) 100%);
  border:1px solid color-mix(in srgb,var(--primary) 18%,#dbe3ef);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 6px 14px rgba(15,23,42,.08);
}
.app-icon img,.app-icon svg{width:22px;height:22px;display:block}
.app-header .badge{
  font-size:11px;
  line-height:1;
  padding:6px 10px;
  border-radius:999px;
  background:#eef2ff;
  color:#312e81;
  font-weight:800;
  border:1px solid #d9e0ff;
}
.app-header .badge.pro{background:#fff4cf;color:#7a4b00;border-color:#f7dda3}
.container{width:min(100%,1000px);margin:0 auto;padding:20px 16px 28px}
.card{
  background:var(--card);
  border:1px solid rgba(219,227,239,.95);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  padding:18px;
  margin-bottom:16px;
}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.card h2{
  position:relative;
  display:flex;
  align-items:center;
  gap:9px;
  font-size:16px;
  line-height:1.35;
  margin:0 0 14px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
  font-weight:800;
  letter-spacing:0;
}
.card h2::before{
  content:"";
  width:20px;
  height:20px;
  border-radius:999px;
  flex:0 0 auto;
  background:
    linear-gradient(135deg,color-mix(in srgb,var(--primary) 85%,#fff),color-mix(in srgb,var(--primary) 45%,#fff));
  box-shadow:inset 0 0 0 5px rgba(255,255,255,.42);
}
.card h3{font-size:14px;margin:14px 0 8px;font-weight:800;color:#273247}
.row{display:flex;flex-wrap:wrap;gap:12px}
.row>*{flex:1 1 200px}
label{display:block;font-size:12px;color:#4b5b73;margin-bottom:5px;font-weight:800}
input[type=text],input[type=number],input[type=date],input[type=month],input[type=file],input[type=color],select,textarea{
  width:100%;
  min-height:44px;
  padding:10px 12px;
  border:1px solid #cbd6e4;
  border-radius:12px;
  font-size:15px;
  background:#fff;
  color:var(--text);
  box-shadow:inset 0 1px 1px rgba(15,23,42,.03);
}
input[type=color]{padding:4px}
textarea{min-height:104px;resize:vertical}
input:focus,select:focus,textarea:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:var(--focus),inset 0 1px 1px rgba(15,23,42,.03);
}
input[readonly]{background:#f8fafc;color:#4b5563}
.btn{
  min-height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  padding:10px 18px;
  border-radius:999px;
  border:1px solid var(--primary);
  background:linear-gradient(180deg,color-mix(in srgb,var(--primary) 94%,#fff),var(--primary));
  color:var(--primary-ink);
  font-size:14px;
  font-weight:800;
  cursor:pointer;
  text-decoration:none;
  line-height:1.2;
  box-shadow:0 8px 18px color-mix(in srgb,var(--primary) 22%,transparent);
  transition:transform .12s ease,box-shadow .12s ease,background-color .12s ease,border-color .12s ease;
}
.btn:hover{filter:brightness(1.03)}
.btn:active{transform:scale(.98)}
.btn:focus-visible{outline:none;box-shadow:var(--focus),0 8px 18px color-mix(in srgb,var(--primary) 22%,transparent)}
.btn.secondary{background:#fff;color:var(--primary);box-shadow:none}
.btn.ghost{background:transparent;border-color:var(--line);color:#273247;box-shadow:none}
.btn.danger{background:#fff;border-color:var(--ng);color:var(--ng);box-shadow:none}
.btn.sm{min-height:36px;padding:7px 12px;font-size:13px}
.btn svg{width:18px;height:18px;flex:0 0 auto}
.btn-icon{
  width:44px;
  min-width:44px;
  padding:0;
  border-radius:999px;
}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.btn-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:12px;align-items:center}
table{width:100%;border-collapse:separate;border-spacing:0;font-size:14px}
th,td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#f7faff;font-weight:800;font-size:12px;color:#526178;white-space:nowrap}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.pill{
  display:inline-flex;
  align-items:center;
  min-height:24px;
  padding:3px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:800;
}
.pill.ok{background:#e6f7ed;color:#146c43}
.pill.warn{background:#fff3cf;color:#7a4b00}
.pill.ng{background:#ffe8ea;color:#a51d25}
.pill.muted{background:#eef3f8;color:#526178}
.pill.info{background:#e6f6fc;color:#086788}
.kpi{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}
.kpi .tile,.kpi:not(.tile){
  background:linear-gradient(135deg,#fff 0%,color-mix(in srgb,var(--primary) 8%,#f8fbff) 100%);
  border:1px solid color-mix(in srgb,var(--primary) 16%,var(--line));
  border-radius:14px;
  padding:14px;
}
.kpi .tile .v,.kpi .value{
  font-size:24px;
  font-weight:900;
  letter-spacing:0;
  color:#101827;
  font-variant-numeric:tabular-nums;
}
.kpi .tile .l,.kpi .label,.kpi .unit{font-size:12px;color:var(--muted);font-weight:700}
.muted{color:var(--muted);font-size:13px}
.note,.alert{
  padding:12px 14px;
  border-radius:12px;
  font-size:13px;
  margin:12px 0;
  border:1px solid transparent;
}
.note{background:#eaf7fc;border-color:#bee7f5;border-left:5px solid var(--info);color:#164e63}
.alert{background:#fff7e0;border-color:#f8dea3;border-left:5px solid var(--warn);color:#684100}
.empty{
  display:grid;
  place-items:center;
  gap:10px;
  min-height:180px;
  padding:24px;
  text-align:center;
  color:var(--muted);
}
.empty img,.empty svg{width:min(180px,60vw)}
.hero{position:relative}
.hidden{display:none!important}
.app-footer{text-align:center;color:var(--muted);font-size:12px;padding:28px 16px calc(42px + env(safe-area-inset-bottom,0px))}
.app-footer a{color:#4b5b73}
.pro-lock{position:relative}
.pro-lock .lock-overlay{
  position:absolute;
  inset:0;
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(3px);
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:var(--radius);
  text-align:center;
  padding:16px;
  z-index:5;
}
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.48);display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}
.modal{background:#fff;border-radius:18px;max-width:440px;width:100%;padding:22px;box-shadow:0 24px 70px rgba(15,23,42,.28)}
.modal h2,.modal h3{margin-top:0;font-size:17px}
hr{border:0;border-top:1px solid var(--line);margin:16px 0}
@media (max-width:600px){
  body{font-size:14px}
  .container{padding:14px 12px 24px}
  .card{padding:14px;border-radius:14px}
  .app-header{padding-left:12px;padding-right:12px}
  .app-header h1{font-size:15px}
  .app-icon{width:34px;height:34px;border-radius:12px}
}
@media print{
  .app-header,.btn,.btn-row,.app-footer,.no-print{display:none!important}
  body{background:#fff;color:#000}
  .container{padding:0}
  .card{box-shadow:none;border:1px solid #999;break-inside:avoid}
}