/*
Theme Name: Y'T glow II
Theme URI:
Author: Y'T glow
Description: Y'T glow のコーポレートサイト用テーマ（左固定パネル版）。トップページ1枚構成。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ytglow2
*/

:root{
  --dark:#0E0F10;
  --dark-2:#17181A;
  --champ:#C8B79A;
  --on-dark:#F2F0EC;
  --on-dark-soft:#8E8B84;

  --page:#FCFCFB;
  --ink:#16171A;
  --ink-soft:#6A6B70;
  --hair:#E4E3DF;
  --bronze:#8A6E42;

  --sans:'Jost',sans-serif;
  --jp:'Zen Kaku Gothic New',sans-serif;
  --panel-w:41vw;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--page);color:var(--ink);
  font-family:var(--jp);font-weight:400;
  font-size:16px;line-height:2;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto}
a{color:inherit}
:focus-visible{outline:2px solid var(--bronze);outline-offset:4px}

.split{display:grid;grid-template-columns:var(--panel-w) 1fr;min-height:100vh}

/* ================= left panel ================= */
.panel{
  position:sticky;top:0;align-self:start;
  height:100vh;overflow:hidden;
  background:var(--dark) url(assets/img/panel.jpg) center/cover no-repeat;
  color:var(--on-dark);
  display:flex;flex-direction:column;justify-content:space-between;
  padding:clamp(38px,3.6vw,62px);
}
.panel::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(14,15,16,.62) 0%,rgba(14,15,16,.28) 52%,rgba(14,15,16,.70) 100%);
}
.panel > *{position:relative;z-index:2}

.brand{font-family:var(--sans);font-weight:300;font-size:clamp(1.5rem,2.1vw,2rem);letter-spacing:.22em;padding-left:.22em}
.brand em{font-style:normal;color:var(--champ)}
.panel-mid{max-width:19em}
.panel-copy{
  font-weight:300;font-size:clamp(1.35rem,2.5vw,2.15rem);
  letter-spacing:.14em;line-height:2.05;
}
.panel-copy span{display:block}
.panel-lead{
  margin-top:30px;font-size:.82rem;line-height:2.3;
  color:var(--on-dark-soft);max-width:24em;
}

/* section index */
.index{list-style:none;display:flex;flex-direction:column;gap:14px}
.index a{
  display:flex;align-items:baseline;gap:14px;text-decoration:none;
  font-family:var(--sans);font-size:.74rem;letter-spacing:.24em;
  color:var(--on-dark-soft);transition:color .35s;
}
.index a::before{
  content:"";width:16px;height:1px;background:currentColor;
  transform-origin:left;transition:width .45s cubic-bezier(.2,.7,.3,1);
  align-self:center;
}
.index a.on,.index a:hover{color:var(--champ)}
.index a.on::before{width:40px}

/* ================= right column ================= */
.stream{background:var(--page);padding:0 clamp(30px,5vw,86px)}
.chapter{border-bottom:1px solid var(--hair);padding:clamp(84px,11vw,140px) 0}
.chapter:last-of-type{border-bottom:0}
.chapter-head{display:flex;align-items:flex-start;gap:clamp(20px,3vw,44px);margin-bottom:clamp(38px,5vw,58px)}
.numeral{
  font-family:var(--sans);font-weight:300;
  font-size:clamp(2.6rem,5vw,4.4rem);line-height:.9;
  color:var(--hair);letter-spacing:.02em;
}
.chapter-head h2{
  font-weight:400;font-size:1.02rem;letter-spacing:.3em;
  padding-top:.7em;padding-left:.3em;
}
.chapter-head .en{
  display:block;font-family:var(--sans);font-weight:300;
  font-size:.72rem;letter-spacing:.32em;color:var(--bronze);
  margin-top:10px;padding-left:.32em;text-transform:uppercase;
}
.body{max-width:44em}
.lede{
  font-weight:300;font-size:clamp(1.3rem,2.6vw,1.9rem);
  letter-spacing:.1em;line-height:1.95;margin-bottom:1.5em;
}
.body p.txt{font-size:.9rem;line-height:2.35;color:var(--ink-soft)}
.body p.txt + p.txt{margin-top:1.7em}

/* service rows */
.rows{margin-top:8px;border-top:1px solid var(--hair)}
.row{
  display:grid;grid-template-columns:auto 1fr;gap:4px 26px;
  padding:30px 2px;border-bottom:1px solid var(--hair);
  transition:padding-left .4s cubic-bezier(.2,.7,.3,1);
}
.row:hover{padding-left:12px}
.row-no{font-family:var(--sans);font-weight:300;font-size:.78rem;letter-spacing:.2em;color:var(--bronze);padding-top:.5em}
.row h3{font-weight:400;font-size:1.05rem;letter-spacing:.14em;line-height:1.8}
.row p{grid-column:2;font-size:.84rem;line-height:2.2;color:var(--ink-soft);margin-top:8px}

/* facts */
.facts{border-top:1px solid var(--hair)}
.facts div{display:grid;grid-template-columns:190px 1fr;gap:16px;padding:20px 2px;border-bottom:1px solid var(--hair)}
.facts dt{font-family:var(--sans);font-size:.72rem;letter-spacing:.2em;color:var(--ink-soft);padding-top:.5em;text-transform:uppercase}
.facts dd{font-size:.9rem;line-height:2}

/* form */
.form{max-width:38em;margin-top:6px}
.field{margin-bottom:26px}
.field label{
  display:block;font-family:var(--sans);font-size:.7rem;
  letter-spacing:.22em;color:var(--ink-soft);margin-bottom:10px;text-transform:uppercase;
}
.req{color:var(--bronze);margin-left:.6em}
.field input,.field textarea{
  width:100%;font:inherit;font-size:.92rem;line-height:1.9;
  padding:12px 2px;color:var(--ink);
  background:transparent;border:0;border-bottom:1px solid var(--hair);border-radius:0;
  transition:border-color .3s;
}
.field input:focus,.field textarea:focus{border-color:var(--bronze);outline:none}
.field textarea{min-height:130px;resize:vertical}
.submit{
  position:relative;overflow:hidden;
  font-family:var(--sans);font-size:.76rem;letter-spacing:.26em;cursor:pointer;
  text-transform:uppercase;
  background:var(--ink);color:var(--page);border:1px solid var(--ink);border-radius:0;
  padding:1.25em 3.6em;margin-top:12px;
  transition:background .35s,color .35s;
}
.submit:hover{background:transparent;color:var(--ink)}
.form-note{margin-top:26px;font-size:.76rem;line-height:2.1;color:var(--ink-soft)}
.form-note a{color:var(--bronze)}

.colophon{padding:34px 0 44px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;border-top:1px solid var(--hair)}
.colophon a{font-size:.76rem;letter-spacing:.1em;color:var(--ink-soft);text-decoration:none}
.colophon a:hover{color:var(--bronze)}
.copy{font-family:var(--sans);font-size:.7rem;letter-spacing:.24em;color:var(--ink-soft)}

/* ================= mobile ================= */
@media (max-width:900px){
  .split{grid-template-columns:1fr}
  .panel{
    position:relative;height:auto;min-height:80vh;
    padding:clamp(34px,7vw,52px);gap:56px;
  }
  .index{flex-direction:row;flex-wrap:wrap;gap:10px 22px}
  .index a::before{display:none}
  .stream{padding:0 clamp(22px,6vw,40px)}
  .chapter-head{gap:18px}
  .facts div{grid-template-columns:1fr;gap:2px;padding:16px 2px}
  .row{grid-template-columns:1fr;gap:0}
  .row p{grid-column:1}
  .row-no{padding-top:0}
}

/* ================= motion ================= */
[data-reveal]{opacity:0;transform:translateY(22px)}
[data-reveal].in{opacity:1;transform:none;transition:opacity 1s cubic-bezier(.2,.7,.3,1),transform 1s cubic-bezier(.2,.7,.3,1)}
[data-reveal].in.d1{transition-delay:.10s}
[data-reveal].in.d2{transition-delay:.20s}
[data-reveal].in.d3{transition-delay:.30s}

@media (prefers-reduced-motion:reduce){
  [data-reveal]{opacity:1;transform:none}
  .row:hover{padding-left:2px}
  html{scroll-behavior:auto}
}