/*
Theme Name: KERYON
*/

:root{
  --navy:#1B3A5C; --navy-d:#12283F; --navy-x:#0B1B2B;
  --teal:#2E9B9B; --teal-d:#1F7575; --orange:#E07020; --purple:#7B5EA7; --green:#5B9A4D;
  --ink:#12222E; --body:#3B4E5B; --muted:#6C8090; --faint:#93A6B3;
  --line:#DCE4E9; --line-2:#EBF0F3;
  --paper:#FFFFFF; --paper-2:#F5F8F9; --paper-3:#EAF0F3;
  --r:6px;
  --sh:0 1px 2px rgba(16,38,58,.05), 0 16px 34px -26px rgba(16,38,58,.5);
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0; background:var(--paper); color:var(--body);
  font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;
  font-size:15.5px; line-height:1.65; -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--teal-d)}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;letter-spacing:-.015em;line-height:1.2}
p{margin:0 0 14px}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}
.mut{color:var(--muted)}

/* ---------- micro labels ---------- */
.eyebrow{
  display:block;font-size:11px;font-weight:700;letter-spacing:.17em;
  text-transform:uppercase;color:var(--teal-d);margin:0 0 12px;
}
.eyebrow.on-dark{color:#63C4C4}
.art{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.05em;
  color:var(--navy);background:var(--paper-3);border:1px solid var(--line);
  padding:2px 7px;border-radius:3px;white-space:nowrap;
}
.art.on-dark{color:#BBD3E2;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14)}

/* ---------- utility bar ---------- */
.util{background:var(--navy-x);color:#A9C0CF;font-size:12.5px}
.util .wrap{display:flex;align-items:center;gap:16px;height:38px}
.util strong{color:#fff;font-weight:700}
.util .u-r{margin-left:auto;display:flex;gap:18px;align-items:center}
.util a{color:#A9C0CF}
.util a:hover{color:#fff}
.u-dot{width:6px;height:6px;border-radius:50%;background:var(--teal);display:inline-block;margin-right:8px;vertical-align:1px}

/* ---------- header ---------- */
.hdr{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:26px;height:70px}
.brand{display:flex;align-items:center;gap:11px}
.brand-mark{width:30px;height:30px;flex:none}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.2em;color:var(--navy-x)}
.brand-sub{font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.nav{display:flex;gap:2px;margin-left:14px}
.nav a{
  font-size:14px;font-weight:700;color:var(--body);padding:9px 13px;border-radius:4px;
  transition:background .16s,color .16s;
}
.nav a:hover{background:var(--paper-2);color:var(--navy)}
.nav a.on{color:var(--navy);background:var(--paper-3)}
.hdr-r{margin-left:auto;display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:inherit;font-size:14px;font-weight:700;border-radius:5px;padding:11px 18px;
  border:1px solid transparent;cursor:pointer;transition:.16s;white-space:nowrap;
}
.btn-p{background:var(--orange);color:#fff}
.btn-p:hover{background:#c85f16;color:#fff}
.btn-n{background:var(--navy);color:#fff}
.btn-n:hover{background:var(--navy-d);color:#fff}
.btn-o{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-o:hover{border-color:var(--navy);color:var(--navy);background:#fff}
.btn-o.on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.btn-o.on-dark:hover{background:rgba(255,255,255,.08);color:#fff}
.btn-sm{padding:8px 14px;font-size:13px}
.burger{display:none;width:40px;height:38px;border:1px solid var(--line);border-radius:5px;background:#fff;cursor:pointer;padding:0}
.burger span{display:block;width:17px;height:1.7px;background:var(--navy);margin:3.5px auto;transition:.2s}
.mob{display:none;position:fixed;inset:70px 0 0;background:#fff;z-index:55;padding:22px 24px;overflow:auto}
.mob.open{display:block}
.mob a{display:block;font-size:19px;font-weight:700;color:var(--navy-x);padding:15px 0;border-bottom:1px solid var(--line-2)}

/* ---------- page transitions ---------- */
.page{display:none}
.page.on{display:block;animation:pgIn .3s ease both}
@keyframes pgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.bar{position:fixed;top:0;left:0;height:2px;width:0;background:var(--teal);z-index:80;opacity:0;transition:width .3s ease,opacity .3s}
.bar.run{opacity:1}

/* ---------- reveal ---------- */
[data-rv]{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
[data-rv].in{opacity:1;transform:none}

/* ---------- sections ---------- */
.sec{padding:82px 0;border-top:1px solid var(--line-2)}
.sec.alt{background:var(--paper-2)}
.sec.dark{background:var(--navy-x);border-top:none}
.sec.dark h2,.sec.dark h3{color:#fff}
.sec.dark p{color:#A9C0CF}
.sec.tight{padding:56px 0}
.shead{max-width:660px;margin-bottom:38px}
.shead h2{font-size:clamp(24px,2.7vw,33px)}
.shead p{margin-top:14px;font-size:16.5px}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* ---------- hero ---------- */
.hero{padding:64px 0 72px;background:
   radial-gradient(1100px 460px at 88% -12%, rgba(46,155,155,.10), transparent 62%),
   linear-gradient(180deg,#fff 0%,var(--paper-2) 100%);
   border-bottom:1px solid var(--line)}
.hero-g{display:grid;grid-template-columns:1.02fr 1.18fr;gap:52px;align-items:center}
.h1{font-size:clamp(33px,4.1vw,50px);line-height:1.07;letter-spacing:-.028em;color:var(--navy-x)}
.h1 em{font-style:normal;color:var(--teal-d)}
.lede{font-size:17.5px;line-height:1.62;color:var(--body);margin-top:20px;max-width:540px}
.hero-pts{list-style:none;margin:24px 0 28px;padding:0;display:grid;gap:11px;max-width:540px}
.hero-pts li{position:relative;padding-left:26px;font-size:15px}
.hero-pts li::before{
  content:"";position:absolute;left:0;top:8px;width:11px;height:11px;border-radius:2px;
  background:var(--teal);box-shadow:0 0 0 3px rgba(46,155,155,.16);
}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13px;color:var(--muted)}

/* ---------- cards ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.card.pad-s{padding:18px}
.card h3{font-size:17px;margin-bottom:9px}
.card p{font-size:14.6px;margin-bottom:0}
.card p+p{margin-top:10px}
.panel{background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:var(--sh);overflow:hidden}
.panel-hd{display:flex;align-items:center;gap:12px;padding:13px 18px;border-bottom:1px solid var(--line);background:#fff}
.panel-hd h3{font-size:14.5px;letter-spacing:-.005em}
.panel-hd .tag{margin-left:auto;font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.panel-bd{padding:18px}
.panel-ft{padding:13px 18px;border-top:1px solid var(--line);background:var(--paper-2);font-size:13px;color:var(--muted);display:flex;gap:14px;align-items:center;flex-wrap:wrap}

/* ---------- stat strip ---------- */
.strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--r);background:#fff;overflow:hidden}
.strip div{padding:22px 22px;border-right:1px solid var(--line-2)}
.strip div:last-child{border-right:none}
.strip b{display:block;font-size:29px;font-weight:700;color:var(--navy-x);letter-spacing:-.02em;line-height:1.1}
.strip span{display:block;font-size:13px;color:var(--muted);margin-top:7px}

/* ---------- tables ---------- */
.tblw{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
.tbl th{
  text-align:left;font-size:10.5px;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  color:var(--muted);padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.tbl td{padding:13px 14px;border-bottom:1px solid var(--line-2);vertical-align:top}
.tbl td.r,.tbl th.r{text-align:right;font-variant-numeric:tabular-nums}
.tbl tbody tr:last-child td{border-bottom:none}
.tbl tr.sel td{background:rgba(224,112,32,.07)}
.tbl tr.sel td:first-child{box-shadow:inset 3px 0 0 var(--orange)}
.pill{display:inline-block;font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px}
.pill.ok{background:rgba(91,154,77,.13);color:#3F7434}
.pill.no{background:rgba(150,164,175,.18);color:#5D6E7A}
.pill.pick{background:rgba(224,112,32,.14);color:#B85C13}

/* ---------- chain diagram ---------- */
.chain{display:flex;align-items:stretch;overflow-x:auto;padding-bottom:6px}
.chain-n{flex:1 0 auto;min-width:150px;border:1px solid var(--line);border-radius:5px;background:#fff;padding:13px 14px}
.chain-n.src{background:var(--paper-2);border-style:dashed}
.chain-n.out{border-color:var(--green);background:rgba(91,154,77,.06)}
.chain-k{font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.chain-t{font-size:14.5px;font-weight:700;color:var(--ink);margin-top:6px;line-height:1.3}
.chain-v{font-size:12.5px;color:var(--teal-d);font-weight:700;margin-top:7px;font-variant-numeric:tabular-nums}
.chain-a{display:flex;align-items:center;padding:0 9px;color:#A9BAC6;flex:none}
.lrv{position:relative;display:flex;height:38px;border:1px solid var(--line);border-radius:5px;overflow:hidden;background:var(--paper-3);margin-top:8px}
.lrv i{display:flex;align-items:center;justify-content:center;font-style:normal;font-size:11.5px;font-weight:700;color:#fff;transition:width .5s ease;overflow:hidden;white-space:nowrap}
.lrv-scale{display:flex;justify-content:space-between;font-size:11.5px;color:var(--muted);margin-top:6px;font-variant-numeric:tabular-nums}
.lrv-thr{position:absolute;top:-7px;bottom:-7px;width:2px;background:var(--orange);z-index:2}
.lrv-thr::after{content:"5.0 required";position:absolute;top:-19px;left:6px;font-size:10.5px;font-weight:700;color:var(--orange);white-space:nowrap}

/* ---------- configurator ---------- */
.cfg{display:grid;grid-template-columns:1.25fr .85fr;gap:24px}
.cfg-row{
  display:grid;grid-template-columns:22px 1fr 66px 66px;gap:14px;align-items:center;
  padding:12px 14px;border:1px solid var(--line);border-radius:5px;background:#fff;cursor:pointer;
  transition:.15s;margin-bottom:8px;
}
.cfg-row:hover{border-color:#B9CBD6}
.cfg-row.on{border-color:var(--teal);background:rgba(46,155,155,.05)}
.chk{width:20px;height:20px;border:1.6px solid #B7C6D0;border-radius:4px;position:relative;flex:none;background:#fff;transition:.15s}
.cfg-row.on .chk{background:var(--teal);border-color:var(--teal)}
.chk::after{content:"";position:absolute;left:6.5px;top:3px;width:5px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(42deg) scale(0);transition:transform .15s}
.cfg-row.on .chk::after{transform:rotate(42deg) scale(1)}
.cfg-nm{display:block;font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.3}
.cfg-sub{display:block;font-size:12.5px;color:var(--muted);margin-top:2px;line-height:1.3}
.cfg-num{font-size:13.5px;font-weight:700;text-align:right;font-variant-numeric:tabular-nums;color:var(--body)}
.cfg-hd{display:grid;grid-template-columns:22px 1fr 66px 66px;gap:14px;padding:0 14px 8px;font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.cfg-hd span:nth-child(3),.cfg-hd span:nth-child(4){text-align:right}
.verdict{border:1px solid var(--line);border-radius:6px;padding:20px;background:#fff}
.verdict.pass{border-color:var(--green);background:rgba(91,154,77,.05)}
.verdict.fail{border-color:#D8B48C;background:rgba(224,112,32,.05)}
.v-state{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.v-lrv{font-size:38px;font-weight:700;color:var(--navy-x);letter-spacing:-.03em;line-height:1.05;margin-top:6px;font-variant-numeric:tabular-nums}
.v-lrv small{font-size:15px;color:var(--muted);font-weight:700;margin-left:4px}
.v-msg{font-size:13.5px;margin-top:10px;color:var(--body)}
.v-rows{margin-top:16px;border-top:1px solid var(--line-2);padding-top:14px;display:grid;gap:9px}
.v-row{display:flex;justify-content:space-between;font-size:13.5px;font-variant-numeric:tabular-nums}
.v-row b{color:var(--ink)}

/* ---------- app mock ---------- */
.app{border:1px solid var(--line);border-radius:9px;overflow:hidden;box-shadow:var(--sh);background:#fff}
.app-bar{display:flex;align-items:center;gap:9px;padding:11px 15px;background:var(--navy-x)}
.app-bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.22);display:block}
.app-url{margin-left:12px;flex:1;background:rgba(255,255,255,.08);border-radius:4px;padding:5px 11px;font-size:11.5px;color:#9FBCCE;letter-spacing:.02em}
.app-b{display:grid;grid-template-columns:216px 1fr}
.app-side{border-right:1px solid var(--line);background:var(--paper-2);padding:18px 16px}
.app-side h4{font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);margin-bottom:11px}
.app-side dl{margin:0 0 18px;display:grid;gap:9px}
.app-side dt{font-size:12px;color:var(--muted)}
.app-side dd{margin:0;font-size:13.5px;font-weight:700;color:var(--ink)}
.app-main{padding:20px}
.app-hd{display:flex;align-items:flex-start;gap:14px;margin-bottom:16px;flex-wrap:wrap}
.app-hd h4{font-size:16px}
.app-hd p{font-size:13px;color:var(--muted);margin:4px 0 0}
.run{margin-left:auto;display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--muted)}
.run-dot{width:8px;height:8px;border-radius:50%;background:var(--teal);animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.prog{height:3px;background:var(--paper-3);border-radius:2px;overflow:hidden;margin-bottom:16px}
.prog i{display:block;height:100%;background:var(--teal);width:0;transition:width .35s linear}
.deriv{border-top:1px solid var(--line-2);margin-top:16px;padding-top:14px}
.deriv h5{font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);margin:0 0 11px;font-weight:700}
.deriv li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:13.5px;padding:6px 0;opacity:0;transform:translateX(-6px);transition:.35s}
.deriv li.in{opacity:1;transform:none}
.deriv ul{margin:0;padding:0}
.deriv .art{margin-top:1px;flex:none}

/* ---------- charts ---------- */
.chart{width:100%;height:auto;display:block}
.chart text{font-family:Arial,"Helvetica Neue",Helvetica,sans-serif}
.c-grid{stroke:var(--line-2);stroke-width:1}
.c-ax{stroke:#C6D2DA;stroke-width:1}
.c-lbl{fill:var(--muted);font-size:11px}
.c-lbl-b{fill:var(--muted);font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.c-thr{stroke:var(--orange);stroke-width:1.4;stroke-dasharray:5 4}
.c-pt{transition:opacity .45s ease}
.legend{display:flex;gap:20px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin-top:14px}
.legend i{width:10px;height:10px;border-radius:50%;display:inline-block;margin-right:7px;vertical-align:-1px}

/* ---------- timeline ---------- */
.tl-card{border:1px solid var(--line);border-radius:6px;background:#fff;padding:20px;margin-top:20px;min-height:132px}
.tl-date{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal-d)}
.tl-card h4{font-size:18px;margin:7px 0 9px}
.tl-card p{font-size:14.5px;margin:0}
.tl-dot{cursor:pointer}
.tl-dot circle.hit{fill:transparent}

/* ---------- faq ---------- */
.faq-i{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:none;border:0;text-align:left;padding:20px 44px 20px 0;font-family:inherit;font-size:16px;font-weight:700;color:var(--ink);cursor:pointer;position:relative}
.faq-q::after{content:"";position:absolute;right:8px;top:26px;width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:.2s}
.faq-q[aria-expanded="true"]::after{transform:rotate(-135deg);border-color:var(--teal)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a div{padding:0 40px 20px 0;font-size:14.8px}

/* ---------- forms ---------- */
.form{display:grid;gap:14px}
.fr{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f label{display:block;font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.f input,.f select,.f textarea{
  width:100%;font-family:inherit;font-size:15px;color:var(--ink);background:#fff;
  border:1px solid var(--line);border-radius:5px;padding:11px 13px;transition:.15s;
}
.f input:focus,.f select:focus,.f textarea:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(46,155,155,.13)}
.f input.err,.f select.err{border-color:#C9553D;box-shadow:0 0 0 3px rgba(201,85,61,.1)}
.f textarea{min-height:112px;resize:vertical}
.f-msg{font-size:13px;color:var(--muted)}
.f-msg.bad{color:#C9553D}
form.sent .form,form.sent .f-act{display:none}
.done{display:none;align-items:flex-start;gap:14px;padding:22px;border:1px solid var(--green);border-radius:6px;background:rgba(91,154,77,.06)}
form.sent .done{display:flex}
.done b{display:block;color:var(--ink);font-size:16px;margin-bottom:5px}
.done p{font-size:14px;margin:0}
.tick{width:26px;height:26px;border-radius:50%;background:var(--green);flex:none;position:relative}
.tick::after{content:"";position:absolute;left:9.5px;top:6px;width:6px;height:12px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(43deg)}
.f-act{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.inline-form{display:flex;gap:10px;flex-wrap:wrap;max-width:520px}
.inline-form input{flex:1;min-width:220px}

/* ---------- deadline band ---------- */
.band{background:var(--navy-x);color:#fff;padding:56px 0}
.band-g{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.band h2{color:#fff;font-size:clamp(23px,2.5vw,31px)}
.band p{color:#A9C0CF;margin-top:12px}
.cd{display:flex;gap:10px;margin-top:22px}
.cd div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);border-radius:6px;padding:13px 0;text-align:center;flex:1}
.cd b{display:block;font-size:27px;color:#fff;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.cd span{font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:#7F9BAD;margin-top:4px;display:block}

/* ---------- team ---------- */
.tcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.ph{ aspect-ratio: 1 / 1;background:linear-gradient(160deg,#E7EEF2,#D6E2E9);display:flex;justify-content:center;position:relative;border-bottom:1px solid var(--line)}
.ph img{
    object-fit: cover;
    max-width: 100%;
    object-position: top;
    display: block;
    width: 100%;
}
.ph b{font-size:38px;font-weight:700;color:var(--navy);opacity:.42;letter-spacing:.04em}
.ph span{position:absolute;bottom:9px;left:0;right:0;text-align:center;font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:var(--faint)}
.tcard-b{padding:18px}
.tcard h3{font-size:16.5px}
.tcard .role{font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--teal-d);margin:5px 0 10px}
.tcard p{font-size:14px;margin:0;color:var(--body)}

/* ---------- footer ---------- */
.ft{background:var(--navy-x);color:#93AEBF;padding:56px 0 0;font-size:14px}
.ft-top{height:3px;background:linear-gradient(90deg,var(--navy),var(--teal) 45%,var(--green))}
.ft-g{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:38px}
.ft h5{color:#fff;font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin:0 0 16px;font-weight:700}
.ft a{color:#93AEBF;display:block;padding:5px 0}
.ft a:hover{color:#fff}
.ft p{font-size:14px;color:#93AEBF;max-width:290px}
.mailp{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:7px 15px;color:#fff !important;font-weight:700;font-size:13.5px;margin-top:6px}
.mailp:hover{background:rgba(255,255,255,.13)}
.ft-b{border-top:1px solid rgba(255,255,255,.11);padding:20px 0;display:flex;gap:18px;flex-wrap:wrap;font-size:12.5px;color:#6E8C9F}
.ft-b .r{margin-left:auto;display:flex;gap:18px}
.totop{position:fixed;right:22px;bottom:22px;width:42px;height:42px;border-radius:5px;background:#fff;border:1px solid var(--line);box-shadow:var(--sh);cursor:pointer;opacity:0;pointer-events:none;transition:.22s;z-index:50}
.totop.on{opacity:1;pointer-events:auto}
.totop::after{content:"";position:absolute;left:16px;top:18px;width:8px;height:8px;border-left:2px solid var(--navy);border-top:2px solid var(--navy);transform:rotate(45deg)}

/* ---------- page head ---------- */
.phead{padding:0 0 40px;background:var(--paper-2);border-bottom:1px solid var(--line)}
.phead h1{font-size:clamp(28px,3.4vw,42px);letter-spacing:-.025em;color:var(--navy-x)}
.phead p{font-size:17px;max-width:640px;margin-top:14px}

/* ---------- responsive ---------- */
@media(max-width:1000px){
  .hero-g,.cfg,.band-g{grid-template-columns:1fr;gap:34px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .ft-g{grid-template-columns:1fr 1fr}
  .app-b{grid-template-columns:1fr}
  .app-side{border-right:none;border-bottom:1px solid var(--line)}
  .app-side dl{grid-template-columns:1fr 1fr;gap:12px 20px}
}
@media(max-width:820px){
  .nav,.hdr-r .btn{display:none}
  .burger{display:block}
  .g3,.g2{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr 1fr}
  .strip div{border-bottom:1px solid var(--line-2)}
  .sec{padding:58px 0}
  .hero{padding:44px 0 54px}
  .util .u-r span{display:none}
}
@media(max-width:560px){
  .g4,.fr{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr}
  .cd b{font-size:22px}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  [data-rv]{opacity:1;transform:none}
}