/* Revolts - service site stylesheet
   Light only. BtoB. No decorative animation. */

:root{
  --ink:#16202a;
  --ink-2:#43566a;
  --ink-3:#6d7f90;
  --line:#dfe5ec;
  --line-strong:#aebbc8;
  --bg:#ffffff;
  --bg-2:#f6f8fa;
  --bg-3:#eef2f6;
  --accent:#0f4c75;
  --accent-2:#1b6ca8;
  --maxw:1040px;
  --radius:4px;
}

*,*::before,*::after{box-sizing:border-box;}

html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans",
              "BIZ UDPGothic", Meiryo, "Yu Gothic", sans-serif;
  font-size:16px;
  line-height:1.85;
  font-feature-settings:"palt" 1;
}

img{max-width:100%;height:auto;}

a{color:var(--accent-2);}
a:hover{color:var(--accent);}

.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}

.skip{
  position:absolute;left:-9999px;top:0;
  background:#fff;color:var(--accent);padding:10px 16px;z-index:99;
}
.skip:focus{left:0;}

/* ---------- header ---------- */
.site-header{
  border-bottom:1px solid var(--line);
  background:var(--bg);
  position:sticky;
  top:0;
  z-index:20;
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:64px;
  flex-wrap:wrap;
}
.brand{
  display:flex;
  align-items:baseline;
  gap:10px;
  text-decoration:none;
  color:var(--ink);
}
.brand strong{
  font-size:20px;
  letter-spacing:.06em;
  font-weight:700;
}
.brand span{
  font-size:12px;
  color:var(--ink-3);
  letter-spacing:.04em;
}
.nav{
  display:flex;
  gap:20px;
  flex-wrap:wrap;
  font-size:13.5px;
}
.nav a{
  color:var(--ink-2);
  text-decoration:none;
  white-space:nowrap;
}
.nav a:hover{color:var(--accent);text-decoration:underline;}
.nav a.lang{
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:2px 10px;
}

/* ---------- hero ---------- */
.hero{
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#ffffff 0%, var(--bg-2) 100%);
  padding:72px 0 64px;
}
.hero .eyebrow{
  font-size:13px;
  letter-spacing:.10em;
  color:var(--accent);
  font-weight:700;
  margin:0 0 18px;
}
.hero h1{
  font-size:clamp(26px,4.2vw,40px);
  line-height:1.45;
  margin:0 0 22px;
  font-weight:700;
  letter-spacing:.01em;
}
.hero .lead{
  font-size:17px;
  color:var(--ink-2);
  max-width:44em;
  margin:0 0 28px;
}
.hero-points{
  list-style:none;
  padding:0;
  margin:0 0 32px;
  display:grid;
  gap:8px;
  max-width:44em;
}
.hero-points li{
  padding-left:24px;
  position:relative;
  font-size:15px;
  color:var(--ink-2);
}
.hero-points li::before{
  content:"";
  position:absolute;
  left:4px;
  top:.72em;
  width:8px;height:8px;
  background:var(--accent);
}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}
.btn{
  display:inline-block;
  padding:12px 26px;
  border-radius:var(--radius);
  text-decoration:none;
  font-size:15px;
  font-weight:700;
  border:1px solid var(--accent);
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-2);color:#fff;}
.btn-ghost{background:#fff;color:var(--accent);}
.btn-ghost:hover{background:var(--bg-3);color:var(--accent);}

/* ---------- sections ---------- */
section{padding:68px 0;border-bottom:1px solid var(--line);}
section.alt{background:var(--bg-2);}
.sec-num{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--ink-3);
  font-weight:700;
  margin:0 0 10px;
}
h2{
  font-size:clamp(21px,2.6vw,27px);
  line-height:1.5;
  margin:0 0 10px;
  font-weight:700;
}
.sec-desc{
  color:var(--ink-2);
  margin:0 0 34px;
  max-width:46em;
  font-size:15.5px;
}
h3{
  font-size:17px;
  margin:0 0 8px;
  font-weight:700;
}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}

.block{margin-top:40px;}
.block > h3{
  border-left:4px solid var(--accent);
  padding-left:12px;
  margin-bottom:16px;
}

/* ---------- callout ---------- */
.callout{
  border:1px solid var(--line-strong);
  border-left:4px solid var(--accent);
  background:#fff;
  padding:22px 24px;
  border-radius:var(--radius);
  margin:28px 0 0;
}
.callout h3{color:var(--accent);}
.callout p{font-size:15px;color:var(--ink-2);}

/* ---------- cards ---------- */
.grid{
  display:grid;
  gap:18px;
  grid-template-columns:repeat(auto-fit,minmax(288px,1fr));
}
.card{
  border:1px solid var(--line);
  background:#fff;
  border-radius:var(--radius);
  padding:24px;
}
.card .no{
  font-size:12px;
  font-weight:700;
  letter-spacing:.10em;
  color:var(--accent);
  display:block;
  margin-bottom:10px;
}
.card p{font-size:14.5px;color:var(--ink-2);margin:0;}

/* ---------- definition list ---------- */
.dl{
  border-top:2px solid var(--line-strong);
  border-bottom:2px solid var(--line-strong);
  margin:0;
}
.dl > div{
  display:grid;
  grid-template-columns:220px 1fr;
  border-bottom:1px solid var(--line);
}
.dl > div:last-child{border-bottom:0;}
.dl dt{
  padding:16px 18px;
  background:var(--bg-2);
  font-weight:700;
  font-size:14.5px;
  border-right:1px solid var(--line);
}
.dl dd{
  padding:16px 18px;
  margin:0;
  font-size:14.5px;
  color:var(--ink-2);
}

/* ---------- table ---------- */
.table-scroll{overflow-x:auto;}
table{
  border-collapse:collapse;
  width:100%;
  min-width:660px;
  font-size:14px;
  background:#fff;
  border-top:2px solid var(--line-strong);
  border-bottom:2px solid var(--line-strong);
}
th,td{
  border:1px solid var(--line);
  padding:12px 14px;
  vertical-align:top;
  text-align:center;
}
th{
  background:var(--bg-3);
  font-weight:700;
  white-space:nowrap;
  border-bottom:2px solid var(--line-strong);
}
td.txt,th.txt{text-align:left;}
tbody tr:nth-child(even) td{background:#fbfcfd;}

/* ---------- steps ---------- */
.steps{
  list-style:none;
  counter-reset:step;
  padding:0;
  margin:0;
  border-top:2px solid var(--line-strong);
  border-bottom:2px solid var(--line-strong);
}
.steps li{
  counter-increment:step;
  display:grid;
  grid-template-columns:64px 1fr;
  gap:0 20px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
  align-items:start;
}
.steps li:last-child{border-bottom:0;}
.steps li::before{
  content:"0" counter(step);
  font-size:15px;
  font-weight:700;
  color:#fff;
  background:var(--accent);
  width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  margin-left:10px;
}
.steps li p{font-size:14.5px;color:var(--ink-2);margin:4px 0 0;}

/* ---------- lists ---------- */
ul.plain{margin:0;padding-left:1.25em;}
ul.plain li{margin-bottom:8px;font-size:14.5px;color:var(--ink-2);}
ul.plain li:last-child{margin-bottom:0;}

.no-list{
  list-style:none;padding:0;margin:0;
  display:grid;gap:10px;
}
.no-list li{
  padding:12px 16px 12px 42px;
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-size:14.5px;
  color:var(--ink-2);
}
.no-list li::before{
  content:"NO";
  position:absolute;left:14px;top:12px;
  color:#9c2f21;font-weight:700;font-size:11px;letter-spacing:.06em;
}

/* ---------- footer ---------- */
.site-footer{
  background:#12242f;
  color:#c6d2dc;
  padding:44px 0 36px;
  font-size:13.5px;
  line-height:1.9;
}
.site-footer a{color:#e6edf3;text-decoration:none;}
.site-footer a:hover{text-decoration:underline;}
.footer-top{
  display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;
  padding-bottom:24px;border-bottom:1px solid #2b4150;margin-bottom:20px;
}
.footer-nav{display:flex;gap:22px;flex-wrap:wrap;}
.footer-brand strong{color:#fff;font-size:18px;letter-spacing:.06em;display:block;}
.footer-note{color:#8ea2b1;font-size:12.5px;margin:0;}
.copyright{color:#8ea2b1;font-size:12.5px;margin:14px 0 0;}

/* ---------- legal pages ---------- */
.doc{padding:56px 0 72px;}
.doc h1{
  font-size:clamp(23px,3.2vw,31px);
  margin:0 0 8px;line-height:1.5;
}
.doc .meta{color:var(--ink-3);font-size:13.5px;margin:0 0 12px;}
.doc .intro{color:var(--ink-2);font-size:15px;margin:0 0 40px;max-width:46em;}
.doc h2{
  font-size:19px;
  margin:44px 0 14px;
  padding:0 0 8px;
  border-bottom:2px solid var(--line-strong);
}
.doc h3{font-size:16px;margin:26px 0 8px;}
.doc p,.doc li{font-size:14.8px;color:var(--ink-2);}
.doc ol,.doc ul{padding-left:1.4em;margin:0 0 16px;}
.doc li{margin-bottom:8px;}
.doc table{margin:8px 0 20px;}
.doc .callout{margin:20px 0;}

.toc{
  border:1px solid var(--line);
  background:var(--bg-2);
  border-radius:var(--radius);
  padding:20px 24px;
  margin:0 0 44px;
}
.toc strong{display:block;margin-bottom:8px;font-size:14px;}
.toc ol{margin:0;padding-left:1.3em;}
.toc li{font-size:14px;margin-bottom:4px;}

.breadcrumb{font-size:13px;color:var(--ink-3);margin:0 0 20px;}
.breadcrumb a{color:var(--ink-3);}

/* ---------- responsive ---------- */
@media (max-width:720px){
  section{padding:52px 0;}
  .hero{padding:52px 0 46px;}
  .dl > div{grid-template-columns:1fr;}
  .dl dt{border-right:0;border-bottom:1px solid var(--line);}
  .steps li{grid-template-columns:52px 1fr;gap:0 14px;}
  .steps li::before{width:38px;height:38px;font-size:14px;margin-left:4px;}
  .site-header .wrap{min-height:auto;padding-top:10px;padding-bottom:10px;}
  .nav{gap:14px;font-size:13px;}
}

@media print{
  .site-header,.site-footer,.btn-row,.skip{display:none;}
  body{font-size:11pt;}
}