/* まちの道路交通量くらべ(traffic-census)専用。他の地域型とは別の CSS。路面の紺・標識の白・信号の橙。観測値=青の実線、推定値=黄土色のしま模様(色だけに頼らない) */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--base);color:var(--ink);font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.8}
a{color:var(--obs);text-underline-offset:3px}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
img,svg{max-width:100%}
h1,h2,h3{line-height:1.4;letter-spacing:.02em;margin:0 0 .6em}
h1{font-size:clamp(1.55rem,1.1rem + 2vw,2.35rem);font-weight:800}
h2{font-size:clamp(1.25rem,1rem + 1vw,1.6rem);font-weight:800}
h3{font-size:1.08rem;font-weight:700;margin-top:1.4em}
p{margin:0 0 1em}
small{font-size:.6em;font-weight:600;margin-left:.15em}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;z-index:20}
.skip:focus{top:12px}
.num,.kv,.pv,.top span{font-variant-numeric:tabular-nums}
.hd{background:var(--ink);color:#fff;position:sticky;top:0;z-index:10;border-bottom:4px solid var(--signal)}
.hdIn{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;min-height:44px}
.mark{width:36px;height:36px;flex:none}
.brandTx{display:flex;flex-direction:column;line-height:1.3}
.brandName{font-weight:800;font-size:.98rem}
.brandSub{font-size:.74rem;color:#c9d4dc}
.nav{margin-left:auto}
.nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border-radius:6px;color:#fff;text-decoration:none;font-size:.9rem;font-weight:600}
.nav a:hover{background:#34475a;color:#fff}
.navNat{border:1px solid #6d8294}
@media (max-width:860px){.hdIn{padding:6px 0;gap:4px}.nav{margin-left:0;width:100%;overflow-x:auto}.nav ul{flex-wrap:nowrap}.nav a{white-space:nowrap;font-size:.85rem;padding:0 10px}}
.hero{background:var(--paper);border-bottom:1px solid var(--line);position:relative}
.hero::after{content:"";display:block;height:10px;background:repeating-linear-gradient(90deg,var(--ink) 0 36px,transparent 36px 56px)}
.heroIn{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;padding:36px 0 34px;align-items:start}
.heroIn>*{min-width:0}
.eyebrow{font-size:.8rem;letter-spacing:.08em;color:var(--signal);font-weight:700;margin-bottom:.4em}
.lead{color:#34414c;max-width:46em}
@media (max-width:900px){.heroIn{grid-template-columns:minmax(0,1fr);gap:24px;padding:24px 0 24px}}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;margin:18px 0 10px;padding:0}
.kpi{background:var(--base);border:1px solid var(--line);border-left:5px solid var(--obs);border-radius:8px;padding:10px 14px;margin:0}
.kpi dt{font-size:.8rem;color:var(--muted);font-weight:600}
.kpi dd{margin:0;display:flex;flex-direction:column}
.kv{font-size:1.45rem;font-weight:800;line-height:1.35}
.ks{font-size:.8rem;color:var(--muted)}
@media (max-width:520px){.kpis{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.kv{font-size:1.2rem}.kpi{padding:8px 10px}}
.sec{padding:44px 0}
.sec.alt{background:var(--sand)}
.secHead{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.pageHead{background:var(--paper);border-bottom:1px solid var(--line);padding:22px 0 26px}
.prose{padding:28px 0 48px;max-width:860px}
.prose h2{margin-top:1.6em}
.cols2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start}
.cols2.tight{margin-top:16px}
@media (max-width:900px){.cols2{grid-template-columns:minmax(0,1fr)}}
.cols2>*{min-width:0}
.card{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:14px 18px;border-top:4px solid var(--obs)}
.card.est{border-top:4px solid var(--est);background:repeating-linear-gradient(135deg,#fff 0 10px,#fbf6e9 10px 20px)}
.card h3{margin-top:0}
.note{font-size:.85rem;color:var(--muted)}
.hint{font-size:.85rem;color:var(--muted);margin:.4em 0}
.src{font-size:.8rem;color:var(--muted);margin-top:12px}
.tag{display:inline-block;margin-right:4px;font-size:.7rem;padding:0 6px;border-radius:4px;background:var(--sand);color:var(--ink);font-weight:700;vertical-align:middle}
.sub{display:block;font-size:.75rem;color:var(--muted);font-weight:400;white-space:normal}
.u{font-size:.7em;font-weight:400;margin-left:2px}
.bd{display:inline-block;font-size:.72rem;font-weight:700;padding:1px 8px;border-radius:4px;border:1px solid}
.bd.obs{color:var(--obs);border-color:var(--obs);background:#eaf2fa}
.bd.est{color:var(--est);border-color:var(--est);background:repeating-linear-gradient(135deg,#fff 0 4px,#f3ead0 4px 8px)}
.crumb ol{list-style:none;margin:0 0 10px;padding:0;display:flex;flex-wrap:wrap;gap:4px;font-size:.82rem}
.crumb li:not(:last-child)::after{content:"›";margin-left:6px;color:var(--muted)}
.crumb a{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:6px;background:var(--ink);color:#fff;border:1px solid var(--ink);font:inherit;font-weight:700;text-decoration:none;cursor:pointer}
.btn:hover{background:#34475a;color:#fff}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.ghost:hover{background:var(--sand);color:var(--ink)}
.fld{display:flex;flex-direction:column;gap:4px;font-size:.85rem;font-weight:700}
.fld input,.fld select{font:inherit;font-weight:400;min-height:44px;padding:8px 12px;border:1px solid #8b99a5;border-radius:6px;background:#fff;color:var(--ink);min-width:0;width:100%}
.fld.big input{font-size:1.05rem;min-height:52px}
.ktForm,.cmpForm{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap;margin-top:14px}
.ktForm .fld{flex:1 1 200px}
.ktForm .fld.wide{flex:2 1 280px}
.cmpForm .fld{flex:1 1 280px}
.scroll{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:var(--paper)}
.t{border-collapse:collapse;width:100%;font-size:.92rem}
.t th,.t td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.t thead th{background:#e6ecf0;font-size:.8rem;color:#2c3a46;position:sticky;top:0}
.t thead th.gh.obs{background:#dbe9f6;color:var(--obs);text-align:center}
.t thead th.gh.est{background:#f1e7c8;color:var(--est);text-align:center}
.t tbody th{font-weight:700;white-space:normal;min-width:11em}
.t tbody tr:hover{background:#f4f7f9}
.t tbody tr[data-ob="2"]{background:repeating-linear-gradient(135deg,#fff 0 10px,#fbf6e9 10px 20px)}
.t .num{text-align:right}
.sortBtn{font:inherit;font-weight:700;background:none;border:0;color:inherit;cursor:pointer;padding:6px 2px;min-height:44px;text-align:right}
.sortBtn::after{content:"↕";margin-left:4px;opacity:.5}
th[aria-sort="descending"] .sortBtn::after{content:"↓";opacity:1}
th[aria-sort="ascending"] .sortBtn::after{content:"↑";opacity:1}
.tblCount{font-size:.9rem;color:var(--muted);margin:0 0 10px}
.estH{margin-top:1.6em}
details.dt{margin-top:6px}
details.dt summary{cursor:pointer;min-height:44px;display:flex;align-items:center;font-weight:700;font-size:.9rem}
.hourT th,.hourT td{padding:6px 8px;font-size:.8rem}
.top{list-style:none;counter-reset:r;margin:0;padding:0}
.top li{counter-increment:r;display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px dashed var(--line)}
.top li::before{content:counter(r);font-weight:800;color:var(--signal);width:1.6em;flex:none}
.top li .nm{flex:1;min-width:0}
.top li .pf{display:block;font-size:.72rem;color:var(--muted);margin:0}
.top li span:last-child{font-weight:700;white-space:nowrap}
.hrs{display:block;width:100%;height:auto}
.hrs .bar{fill:var(--obs)}
.hrs .hp{fill:var(--est)}
.hrs .bar.hatch{stroke:var(--est);stroke-width:1}
.hrs .gl{stroke:#c9d2da;stroke-width:1}
.hrs .ax{font-size:11px;fill:#50606c}
.hrFig{margin:0 0 14px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.hrFig figcaption{font-size:.85rem;color:var(--muted);margin-bottom:6px}
.hrGrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:14px}
.hrGrid .hrFig{margin:0}
.finder{max-width:640px;margin-bottom:22px}
.results{list-style:none;margin:8px 0 0;padding:0}
.results li{display:flex;justify-content:space-between;align-items:center;gap:10px;min-height:44px;padding:4px 12px;border-bottom:1px solid var(--line);background:var(--paper)}
.results li a{color:var(--ink);text-decoration:none;flex:1;min-width:0}
.results li a:hover{text-decoration:underline}
.results li span{color:var(--muted);font-size:.85rem}
.results li button{min-height:44px;min-width:64px}
.prefGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(112px,1fr));gap:8px}
.prefTile{display:flex;flex-direction:column;min-height:64px;padding:8px 10px;border-radius:8px;background:var(--paper);border:1px solid var(--line);text-decoration:none;color:var(--ink)}
.prefTile:hover{border-color:var(--ink)}
.prefTile .pn{font-weight:700;font-size:.92rem}
.prefTile .pv{font-size:.8rem;color:var(--muted)}
.prefTile.off{opacity:.6}
.empty{padding:24px;border:1px dashed #8b99a5;border-radius:10px;background:var(--paper);color:var(--muted)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 14px;padding:0;list-style:none}
.chips li{display:flex;align-items:center;gap:6px;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:2px 4px 2px 12px;font-weight:700;font-size:.9rem}
.chips .sw{width:12px;height:12px;border-radius:3px;flex:none}
.chips button{min-width:44px;min-height:44px;border:0;background:none;cursor:pointer;font:inherit;font-size:1.1rem;color:var(--muted);border-radius:999px}
.cmpT th:first-child{position:sticky;left:0;z-index:1;background:var(--paper);box-shadow:1px 0 0 var(--line)}
.cmpT thead th:first-child{background:#e6ecf0;z-index:2}
.cmpChart{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:12px;margin-top:16px}
.cmpChart svg{display:block;width:100%;height:auto}
.cmpChart .ln{fill:none;stroke-width:2.4}
.cmpChart .ln.est{stroke-dasharray:6 4}
.cmpChart .gl{stroke:#c9d2da}
.cmpChart .ax{font-size:11px;fill:#50606c}
.ft{background:var(--ink);color:#e4ebf0;padding:36px 0 24px;margin-top:20px}
.ft a{color:#ffd9bd}
.ftTop{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.ftName{font-weight:800;font-size:1.05rem;margin-bottom:.2em}
.ftLead{font-size:.88rem;color:#c9d4dc}
.ftLinks{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,auto));gap:2px 24px}
.ftLinks a{display:inline-flex;min-height:44px;align-items:center;font-size:.9rem}
.disc{font-size:.8rem;color:#c3cfd8;border-top:1px solid #3d4f5f;padding-top:14px;margin-top:16px}
.ftLast{font-size:.8rem;color:#b3c0ca;margin:0}
@media (max-width:520px){.ftLinks{grid-template-columns:1fr}}
.dl{display:grid;grid-template-columns:9em 1fr;gap:6px 16px}
.dl dt{font-weight:700}
.dl dd{margin:0}
@media (max-width:600px){.dl{grid-template-columns:1fr}.dl dd{margin-bottom:8px}}
@media print{.hd,.ft{display:none}}