:root{
  --navy:#1F3A5F; --sky:#5AC8FA; --sky-deep:#1BA3E0; --sky-soft:#EAF6FD; --ink:#2B3340; --muted:#6B7483;
  --cream:#FFF6DC; --cream-deep:#FFE9A8; --coral:#FF7A7A; --coral-soft:#FFEDED; --green:#2BB673; --green-soft:#E6F7EE;
  --line:#EEE6D6; --radius:18px; --max:720px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:72px}
body{margin:0;background:#FFFDF8;color:var(--ink);font-family:Nunito,"Hiragino Maru Gothic ProN","Hiragino Sans",system-ui,-apple-system,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--sky-deep)}
img{max-width:100%;display:block}
h1,h2,h3{font-family:Quicksand,Nunito,sans-serif;line-height:1.3;color:var(--navy);margin:0 0 .5rem;font-weight:700}
h2{font-size:1.2rem;display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--sky-soft);border-left:5px solid var(--sky-deep);border-radius:8px}
h3{font-size:1rem}
p{margin:0 0 .9rem}
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
section{padding:20px 0}
.disc{font-size:.78rem;color:var(--muted)}

/* header */
header.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 16px}
.brand{display:flex;align-items:center;gap:9px;color:var(--navy);text-decoration:none}
.brand img{width:36px;height:36px;border-radius:50%}
.brand b{font-family:Quicksand,Nunito,sans-serif;font-size:.92rem;font-weight:700;line-height:1.1;display:block}
.brand small{font-size:.68rem;color:var(--muted);font-weight:400}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:var(--sky);color:#fff;font-weight:700;padding:10px 16px;border-radius:999px;text-decoration:none;white-space:nowrap;border:0;cursor:pointer;font-size:.9rem;box-shadow:0 4px 12px rgba(90,200,250,.35)}
.btn.sm{padding:8px 13px;font-size:.82rem}
.x-ico{width:16px;height:16px;fill:currentColor}

/* hero */
.hero{position:relative;height:260px;background:#cde url(https://images.unsplash.com/photo-1546529249-8de036dd3c9a?w=1400&h=933&fit=crop&q=70&auto=format) 22% 62%/185% auto}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(31,58,95,0) 25%,rgba(31,58,95,.78) 100%)}
.hero .text{position:absolute;left:0;right:0;bottom:0;padding:18px 16px 20px;color:#fff;z-index:1;max-width:var(--max);margin:0 auto}
.hero h1{color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.3);font-size:1.5rem;margin-bottom:4px}
.hero p{color:#F3F7FB;margin:0;font-size:.95rem;text-shadow:0 1px 6px rgba(0,0,0,.4)}
@media(min-width:720px){.hero{height:340px}.hero h1{font-size:2rem}}
.meta{display:flex;justify-content:space-between;gap:10px;font-size:.75rem;color:var(--muted);padding:8px 16px 0;max-width:var(--max);margin:0 auto}

/* chips */
.chips{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:10px 12px;max-width:var(--max);margin:0 auto}
.chips a{text-decoration:none;color:var(--navy);font-weight:700;font-size:.72rem;text-align:center;padding:8px 2px;border-radius:12px;background:#fff;border:1px solid var(--line)}
.chips a span{display:block;font-size:1.25rem;line-height:1.2;margin-bottom:2px}

/* today list (date grouped, like Travelersnavi) */
.today{background:#fff;border:2px solid var(--cream-deep);border-radius:var(--radius);overflow:hidden}
.day{display:grid;grid-template-columns:68px 1fr;border-bottom:1px dashed var(--line)}
.day:last-child{border-bottom:0}
.day .d{background:var(--cream);text-align:center;padding:10px 4px;font-family:Quicksand,Nunito,sans-serif;font-weight:700;color:var(--navy);line-height:1.2}
.day .d small{display:block;font-size:.7rem;color:var(--muted);font-family:Nunito}
.day ul{list-style:none;margin:0;padding:8px 12px}
.day li{padding:4px 0 4px 14px;position:relative;font-size:.9rem}
.day li:before{content:"・";position:absolute;left:0;color:var(--coral);font-weight:800}
.day li a{color:var(--sky-deep);font-weight:700;text-decoration:none}
.tag{display:inline-block;font-size:.66rem;font-weight:700;padding:1px 7px;border-radius:999px;background:var(--coral-soft);color:#C94A4A;margin-left:4px;vertical-align:middle;white-space:nowrap}
.tag.green{background:var(--green-soft);color:#1E8A55}
.tag.gray{background:#F1EEE6;color:var(--muted)}
.lt{color:var(--muted);font-size:.76rem;display:block}

/* highlight */
.pick{display:grid;grid-template-columns:110px 1fr;gap:12px;background:#fff;border:2px solid var(--green);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--ink);margin-top:14px}
.pick img{width:110px;height:100%;object-fit:cover}
.pick .body{padding:10px 12px 10px 0}
.pick h3{font-size:.98rem;margin:0 0 4px}
.pick p{font-size:.82rem;color:var(--muted);margin:0}

/* table */
.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;font-size:.84rem;border:1px solid var(--line)}
.tbl th{background:var(--navy);color:#fff;font-weight:700;text-align:left;padding:8px;font-size:.78rem}
.tbl td{padding:8px;border-top:1px solid var(--line);vertical-align:top}
.tbl td:first-child{font-weight:800;color:var(--navy)}
.tbl tr.site td{background:var(--sky-soft);font-family:Quicksand,Nunito,sans-serif;font-weight:700;color:var(--navy)}
.tbl a{color:var(--sky-deep);font-weight:700;text-decoration:none}
.ok{color:#1E8A55;font-weight:800}
.no{color:#C94A4A;font-weight:800}
.mid{color:#B7791F;font-weight:800}

/* about */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:10px 0 0}
.stats div{background:var(--cream);border-radius:12px;padding:10px 8px;text-align:center}
.stats b{display:block;font-family:Quicksand,Nunito,sans-serif;font-size:1.3rem;color:var(--navy);line-height:1.1}
.stats span{font-size:.7rem;color:#5A3A08;line-height:1.3;display:block;margin-top:3px}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mini{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px}
.mini .logo{flex:0 0 36px;width:36px;height:36px;border-radius:10px;color:#fff;font-family:Quicksand,Nunito,sans-serif;font-weight:700;font-size:1.2rem;display:flex;align-items:center;justify-content:center}
.mini b{display:block;color:var(--navy);font-size:.9rem}
.mini span{font-size:.78rem;color:var(--muted);line-height:1.4;display:block}
@media(max-width:420px){.duo{grid-template-columns:1fr}}

/* guide */
.gbanner{border-radius:var(--radius);overflow:hidden;position:relative;height:140px;background:url(https://images.unsplash.com/photo-1711465408866-952ef8c4598c?w=1000&q=60&auto=format&fit=crop) center/cover;margin-bottom:14px}
.gbanner div{position:absolute;inset:auto 0 0 0;padding:12px 14px;color:#fff;font-family:Quicksand,Nunito,sans-serif;font-weight:700;font-size:1.15rem;background:linear-gradient(180deg,transparent,rgba(31,58,95,.8));text-shadow:0 1px 6px rgba(0,0,0,.4)}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:8px}
.steps li{position:relative;padding:12px 14px 12px 56px;background:#fff;border:1px solid var(--line);border-radius:14px}
.steps li:before{counter-increment:s;content:counter(s);position:absolute;left:12px;top:12px;width:32px;height:32px;border-radius:50%;background:var(--cream-deep);color:var(--navy);display:flex;align-items:center;justify-content:center;font-family:Quicksand,Nunito,sans-serif;font-weight:700}
.steps h3{margin:2px 0 3px;font-size:.95rem}
.steps p{font-size:.86rem;color:#4A5362;margin:0}
.jp{font-family:"Hiragino Sans","Yu Gothic","Noto Sans JP",sans-serif;background:var(--sky-soft);border-radius:5px;padding:0 5px;color:var(--navy);font-weight:600}
.note{background:#FFF4E0;border:1px dashed #F0C97E;border-radius:12px;padding:10px 12px;font-size:.85rem;color:#5A3A08;margin-top:10px}
.wide{display:flex!important;margin:0 0 12px}

/* rules + follow */
.rules{background:#fff;border:2px solid var(--coral);border-radius:var(--radius);padding:14px 16px}
.rules ul{margin:6px 0 0;padding-left:18px;font-size:.88rem}
.rules li{margin:3px 0}
.follow{background:#000;color:#fff;border-radius:var(--radius);padding:16px;text-align:center}
.follow h3{color:#fff;margin-bottom:4px}
.follow p{font-size:.86rem;color:#ddd;margin:0 0 10px}
.follow a{display:inline-flex;align-items:center;gap:8px;background:#fff;color:#000;font-weight:800;text-decoration:none;padding:10px 18px;border-radius:999px}
.zip{font-size:.82rem;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-top:14px}

/* bottom */
.bottom{background:var(--sky-soft);padding:24px 0}
.bgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.bgrid a{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--green);color:#fff;font-weight:700;text-decoration:none;padding:14px 10px;border-radius:12px;font-size:.92rem;box-shadow:0 3px 10px rgba(43,182,115,.3)}
.bgrid a.alt{background:var(--sky-deep);box-shadow:0 3px 10px rgba(27,163,224,.3)}
.social{display:flex;justify-content:center;gap:14px;margin-top:22px}
.social a{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;box-shadow:0 3px 10px rgba(0,0,0,.12)}
.social svg{width:22px;height:22px;fill:currentColor}
footer{background:var(--cream);color:#4A5362;padding:22px 0 28px;font-size:.82rem;text-align:center}
footer a{color:var(--navy)}
.round{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}
.round a{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;text-decoration:none;color:var(--navy);font-weight:700;font-size:.84rem;line-height:1.3}
.round a span{font-size:1.4rem}
.round a small{display:block;font-weight:400;color:var(--muted);font-size:.72rem}
.sites{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #ddd;border-left:1px solid #ddd;background:#fff}
.sites a{display:flex;align-items:center;justify-content:center;gap:6px;min-height:58px;padding:8px 4px;border-right:1px solid #ddd;border-bottom:1px solid #ddd;text-decoration:none;color:var(--navy);font-weight:800;font-size:.8rem;text-align:center;line-height:1.2}
.sites a:hover{background:var(--sky-soft)}
.sites img{width:24px;height:24px;border-radius:6px;flex:none}
.sites small{display:none}
@media(min-width:720px){.sites{grid-template-columns:repeat(5,1fr)}}
h2.band{justify-content:center;background:var(--green);color:#fff;border-left:0;border-radius:6px;padding:10px 12px;position:relative;margin-bottom:18px;font-size:1.05rem;text-align:center}
h2.band:after{content:"";position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);border:9px solid transparent;border-top-color:var(--green);border-bottom:0}
@media(min-width:720px){.hero{background-position:32% 58%!important;background-size:155% auto!important}}