:root{
  --bg:#f3f6fb;
  --surface:#fff;
  --subtle:#f8fafc;
  --line:#d9e1ec;
  --text:#172033;
  --muted:#64748b;
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --danger:#dc2626;
  --danger-soft:#fef2f2;
  --ok:#15803d;
  --ok-soft:#ecfdf5;
  --shadow:0 8px 24px rgba(15,23,42,.07);
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.55}
a{color:var(--primary)}
.app-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:0 2px 14px rgba(15,23,42,.05)}
.app-header-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-right:12px}
.app-brand{display:flex;align-items:baseline;gap:8px;padding:12px 14px 6px;color:var(--text);font-weight:900;text-decoration:none}
.app-brand span{font-size:18px}.app-brand small{font-size:11px;color:var(--muted);font-weight:800}
.system-back-link{flex:0 0 auto;color:var(--muted);font-size:12px;font-weight:900;text-decoration:none;padding:7px 9px;border:1px solid var(--line);border-radius:8px;background:var(--subtle);white-space:nowrap}
.system-back-link:hover{border-color:#b7c3d5;background:#eef4ff;color:var(--text)}
.app-nav{display:flex;gap:8px;overflow-x:auto;padding:0 12px 12px;scrollbar-width:none}
.app-nav::-webkit-scrollbar{display:none}
.app-nav a{flex:0 0 auto;text-decoration:none;color:var(--text);font-size:14px;font-weight:800;padding:9px 12px;border:1px solid var(--line);border-radius:999px;background:var(--subtle)}
.app-main{width:100%;max-width:760px;margin:0 auto;padding:16px 12px 80px}
h1{font-size:22px;line-height:1.2;margin:0 0 14px}h2{font-size:17px;margin:0 0 12px}.section-lead{margin:0 0 12px;color:var(--muted);font-weight:800}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:14px;margin:12px 0}
.form-grid,.form-inline,.search-form,.filter-grid{display:grid;gap:12px}
label{display:grid;gap:6px;color:var(--muted);font-size:13px;font-weight:800}
.check,.discard-check{display:flex;align-items:center;gap:9px;min-height:44px;color:var(--text);font-weight:800}
.option-check{background:var(--subtle);border:1px solid var(--line);border-radius:10px;padding:8px 10px}
input,select,textarea{width:100%;min-height:48px;background:#fff;border:1px solid #cbd5e1;color:var(--text);padding:12px;border-radius:10px;font-size:16px}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(37,99,235,.15);border-color:var(--primary)}
input[type="checkbox"]{width:21px;min-height:21px;accent-color:var(--primary)}
button,.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;width:100%;border:0;border-radius:10px;background:var(--primary);color:white;text-decoration:none;padding:12px 16px;font-size:16px;font-weight:900;cursor:pointer}
button:hover,.button:hover{background:var(--primary-dark)}
.button.secondary{background:#eef2f7;color:var(--text);border:1px solid var(--line)}
.danger-button{background:var(--danger)}
.notice{padding:12px 14px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;color:#1e3a8a;font-weight:800}
.hint,.muted{color:var(--muted);font-size:13px}.danger{color:var(--danger)}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:10px 0 12px}
.stat{display:block;padding:12px;background:var(--surface);border:1px solid var(--line);border-radius:12px;text-decoration:none;box-shadow:var(--shadow)}
.stat span{display:block;color:var(--muted);font-size:11px;font-weight:900}.stat strong{display:block;font-size:24px;line-height:1.1;color:var(--text);margin-top:4px}.danger-stat strong{color:var(--danger)}
.quick-actions{display:grid;gap:10px}.large-count{font-size:24px;font-weight:900;margin:0 0 8px}.action-panel .button{width:100%}
.search-panel{padding:12px}.search-form{grid-template-columns:1fr}.filter-details{border-top:1px solid var(--line);padding-top:10px}.filter-details summary{font-weight:900;color:var(--primary);cursor:pointer}.filter-grid{margin-top:10px}
.result-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:14px 0 8px}.result-head strong{font-size:18px}.result-head .button{width:auto;min-height:40px;font-size:14px}
.entry-list{display:grid;gap:10px}.entry-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:14px;display:grid;gap:10px}.discarded-card{opacity:.78}
.entry-main strong{display:block;font-size:20px;line-height:1.2}.entry-main span{display:block;color:var(--muted);font-size:13px;font-weight:800;margin-top:3px}
.number-badge{display:inline-flex;align-items:center;justify-content:center;width:max-content;min-width:74px;min-height:38px;padding:6px 12px;border-radius:999px;background:#dbeafe;color:#1e3a8a;font-size:19px;font-weight:900}
.entry-card dl{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0}.entry-card dl div{background:var(--subtle);border-radius:10px;padding:8px}.entry-card dt{color:var(--muted);font-size:11px;font-weight:900}.entry-card dd{margin:2px 0 0;font-weight:900}
.status-active{color:var(--ok)}.status-expired,.status-discarded{color:var(--danger);font-weight:900}
.entry-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:center}.entry-actions .button{width:100%}
.discard-bar{position:sticky;bottom:0;margin:16px -12px -80px;padding:12px 12px 22px;background:rgba(255,255,255,.98);border-top:1px solid var(--line);box-shadow:0 -8px 18px rgba(15,23,42,.05);display:grid;gap:10px}
.discard-bar[hidden]{display:none}
.login-body{min-height:100vh;display:grid;place-items:center;padding:18px}.login-card{width:min(420px,100%);display:grid;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:22px}.ds-header-logo{display:block;width:min(180px,70%);height:auto;margin:0 auto 4px;object-fit:contain}.ds-footer-brand{display:flex;justify-content:center;margin-top:4px}.ds-footer-logo{display:block;width:min(120px,50%);height:auto;object-fit:contain}
.chip-list{display:flex;gap:8px;flex-wrap:wrap;min-height:46px;padding:8px;background:var(--subtle);border:1px dashed #cbd5e1;border-radius:10px}
.chip{display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:6px 8px 6px 12px;border-radius:999px;background:#dbeafe;color:#1e3a8a;font-weight:900}
.chip-remove{width:26px;min-height:26px;padding:0;border-radius:999px;background:#bfdbfe;color:#1e3a8a;font-size:18px;line-height:1}.chip-remove:hover{background:#93c5fd}
.number-add-row{display:grid;grid-template-columns:minmax(0,1fr) 94px;gap:10px;align-items:end}.number-add-row .button{width:100%;min-height:48px}.input-error{min-height:20px;margin:0;color:#b91c1c;font-size:13px;font-weight:900}
.log-list{display:grid;gap:10px}.log-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:14px}.log-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px}.log-card-head strong{font-size:17px}.log-card-head span{color:var(--muted);font-size:12px;font-weight:800;text-align:right}.log-card dl{display:grid;gap:8px;margin:0}.log-card dl div{background:var(--subtle);border-radius:10px;padding:8px}.log-card dt{color:var(--muted);font-size:11px;font-weight:900}.log-card dd{margin:2px 0 0;font-weight:800;word-break:break-word}
table{width:100%;border-collapse:separate;border-spacing:0;margin-top:12px;background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden}th,td{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}th{color:var(--muted);font-size:12px;background:var(--subtle)}tr:last-child td{border-bottom:0}
@media(min-width:720px){
  .app-header{display:flex;align-items:center;justify-content:space-between;padding:0 12px}.app-brand{padding:14px 10px}.app-nav{padding:10px 0}
  .app-header-row{padding-right:0}
  .search-form{grid-template-columns:1fr 130px}.filter-details{grid-column:1/-1}.filter-grid{grid-template-columns:repeat(4,minmax(0,1fr));align-items:end}
  .stats{grid-template-columns:repeat(4,minmax(0,1fr))}
  .form-inline{display:flex;align-items:end;flex-wrap:wrap}.form-inline label{flex:1 1 180px}.form-inline button,.form-inline .button,button,.button{width:auto}.quick-actions{grid-template-columns:repeat(3,minmax(0,1fr))}.action-panel .button{width:100%}
  .entry-list{grid-template-columns:repeat(2,minmax(0,1fr))}.discard-bar{position:static;margin:16px 0 0;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
  .log-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
.app-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:10px calc(12px + env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom)) calc(12px + env(safe-area-inset-left));background:rgba(255,255,255,.98);border-top:1px solid var(--line);box-shadow:0 -8px 20px rgba(15,23,42,.08);overflow:visible}
.app-bottom-nav a,.app-bottom-nav summary{display:flex;align-items:center;justify-content:center;min-height:44px;width:100%;min-width:0;padding:8px 4px;border:1px solid var(--line);border-radius:10px;background:var(--subtle);color:var(--text);font-size:12px;font-weight:900;text-decoration:none;white-space:nowrap;cursor:pointer}
.app-bottom-nav summary{list-style:none}
.app-bottom-nav summary::-webkit-details-marker{display:none}
.nav-more{position:relative}
.nav-more-menu{position:absolute;right:0;bottom:56px;display:grid;gap:8px;min-width:min(180px,calc(100vw - 32px - env(safe-area-inset-left) - env(safe-area-inset-right)));padding:10px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
.nav-more:not([open]) .nav-more-menu{display:none}
.nav-more-menu a{justify-content:flex-start;min-height:42px;padding:9px 10px}
.app-main{padding-bottom:112px}
.discard-bar{bottom:calc(76px + env(safe-area-inset-bottom))}
.app-header-row{width:100%}
.system-back-link{margin-left:auto}
label{min-width:0}
input,select,textarea{max-width:100%;min-width:0}
input[type="date"],input[type="time"],input[type="datetime-local"],input[type="month"]{min-width:0;appearance:auto}
.app-brand small{display:none}
.app-brand{align-items:center}
.app-brand-logo{display:block;width:74px;height:32px;object-fit:contain;flex:0 0 auto}
.system-logo,.footer-logo{display:block;width:96px;max-width:100%;height:auto}