/* =========================================================
   戸田電機株式会社 採用LP 骨組み用スタイル
   ※骨組みプレビュー — 色/装飾は最小限、画像は灰色プレースホルダー
   ========================================================= */

:root{
  --bg:#ffffff;
  --fg:#1a1a1a;
  --muted:#6b6b6b;
  --line:#dcdcdc;
  --line-2:#eeeeee;
  --ph:#d9d9d9;        /* プレースホルダー灰 */
  --ph-2:#c9c9c9;
  --ph-3:#efefef;
  --band:#f4f4f4;      /* セクション帯 */
  --marker:#e5e5e5;    /* 強調用アンダーラインマーカー */
  --header-h:64px;
  --maxw:1200px;
  --gutter:32px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",-apple-system,BlinkMacSystemFont,sans-serif;
  color:var(--fg);
  background:var(--bg);
  font-size:15px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"palt";
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}

.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}

/* =========================================================
   HEADER
   ========================================================= */
.header{
  position:fixed;top:0;left:0;right:0;
  height:var(--header-h);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
  z-index:100;
}
.header__inner{
  height:100%;
  max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);
  display:flex;align-items:center;gap:24px;
}
.brand{
  font-weight:700;font-size:15px;letter-spacing:.04em;
  white-space:nowrap;
}
.brand small{display:block;font-weight:400;font-size:10px;color:var(--muted);letter-spacing:.2em;margin-top:2px;}
.nav{margin-left:auto;display:flex;gap:22px;}
.nav a{font-size:12px;letter-spacing:.12em;color:var(--muted);}
.nav a:hover{color:var(--fg);}
.header__cta{display:flex;gap:8px;margin-left:16px;}
.btn{
  display:inline-flex;align-items:center;gap:6px;
  height:40px;padding:0 16px;
  border:1px solid var(--fg);
  font-size:12px;letter-spacing:.08em;font-weight:600;
  white-space:nowrap;
  transition:opacity .2s;
}
.btn--fill{background:var(--fg);color:#fff;}
.btn:hover{opacity:.75;}
.btn .btn__ic{font-size:10px;opacity:.7;}

.hamburger{
  display:none;
  width:40px;height:40px;
  border:1px solid var(--fg);
  align-items:center;justify-content:center;
  margin-left:auto;
}
.hamburger span{
  display:block;width:18px;height:1px;background:var(--fg);
  position:relative;
}
.hamburger span::before,.hamburger span::after{
  content:"";position:absolute;left:0;width:18px;height:1px;background:var(--fg);
}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}

/* Mobile drawer */
.drawer{
  position:fixed;inset:0;background:#fff;
  z-index:200;
  transform:translateY(-100%);
  transition:transform .3s ease;
  padding:80px 32px 32px;
  display:flex;flex-direction:column;gap:0;
}
.drawer.is-open{transform:translateY(0);}
.drawer__close{
  position:absolute;top:16px;right:16px;
  width:40px;height:40px;border:1px solid var(--fg);
  font-size:18px;
}
.drawer a{
  padding:18px 4px;border-bottom:1px solid var(--line);
  font-size:14px;letter-spacing:.08em;
}
.drawer__cta{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.drawer__cta .btn{width:100%;justify-content:center;height:48px;}

/* =========================================================
   FV
   ========================================================= */
.fv{
  padding-top:calc(var(--header-h) + 32px);
  padding-bottom:0;
}
.fv__label{
  text-align:center;
  font-size:11px;letter-spacing:.3em;color:var(--muted);
  margin-bottom:16px;
}
.fv__stage{
  position:relative;
  width:100%;
  aspect-ratio:16/9;
  background:var(--ph) center/cover no-repeat;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
}
.fv__stage::before{
  content:"";
  position:absolute;inset:0;
  background:rgba(255,255,255,.55);
}
.fv__copy{
  position:relative;z-index:1;
  text-align:center;
  padding:32px 24px;
  max-width:900px;
  background:rgba(255,255,255,.7);
  backdrop-filter:blur(2px);
}
.fv__lead{
  font-size:12px;letter-spacing:.3em;color:#333;
  margin:0 0 20px;
}
.fv__catch{
  font-size:clamp(28px,4.4vw,56px);
  font-weight:800;
  line-height:1.4;
  letter-spacing:.02em;
  margin:0 0 20px;
  text-shadow:0 1px 2px rgba(255,255,255,.6);
}
.fv__catch em{
  font-style:normal;
  background:linear-gradient(transparent 65%,var(--marker) 65%);
  padding:0 .1em;
}
.fv__sub{
  font-size:clamp(13px,1.2vw,16px);
  color:#333;
  margin:0;
  line-height:1.9;
}
.fv__badges{
  display:flex;gap:12px;justify-content:center;
  margin-top:28px;
}
.fv__badges span{
  display:inline-flex;align-items:center;justify-content:center;
  width:84px;height:84px;border-radius:50%;
  border:1px solid var(--fg);
  font-size:12px;font-weight:700;letter-spacing:.1em;
  line-height:1.4;text-align:center;
  background:rgba(255,255,255,.85);
}
.fv__desc{
  max-width:820px;margin:48px auto 0;
  padding:0 var(--gutter);
  text-align:center;
}
.fv__desc p{margin:0 0 14px;}
.fv__desc p:last-child{margin-bottom:0;}

/* =========================================================
   SLIDER (4:3 x 10 loop)
   ========================================================= */
.slider{
  margin-top:64px;
  overflow:hidden;
  padding:8px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--band);
}
.slider__track{
  display:flex;
  gap:16px;
  width:max-content;
  animation:slide 60s linear infinite;
}
.slider__item{
  flex:0 0 auto;
  width:320px;
  aspect-ratio:4/3;
  background:var(--ph) center/cover no-repeat;
  position:relative;
}
@keyframes slide{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}

/* =========================================================
   SECTION common
   ========================================================= */
.section{padding:96px 0;}
.section--band{background:var(--band);}
.section__head{
  margin-bottom:48px;
  text-align:center;
}
.section__en{
  font-size:clamp(34px,4vw,56px);
  font-weight:800;letter-spacing:.04em;
  line-height:1;
  margin:0 0 12px;
}
.section__ja{
  font-size:13px;letter-spacing:.3em;color:var(--muted);
  margin:0;
}
.section__lead{
  max-width:760px;margin:0 auto 40px;text-align:center;
}
.section__lead p{margin:0 0 12px;}

/* Emphasis: 太字＋薄グレーマーカー（各セクション最大2箇所） */
em.mk{
  font-style:normal;font-weight:700;
  background:linear-gradient(transparent 62%,var(--marker) 62%);
  padding:0 .05em;
}

/* =========================================================
   CARD GRID (4 items)
   ========================================================= */
.cards{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:40px 32px;
}
/* WELCOME: 画像なしカード */
.cards--noimg .card{
  border:1px solid var(--line);
  padding:32px 28px;
  position:relative;
  background:#fff;
}
.card__no{
  display:inline-block;
  font-family:ui-monospace,Menlo,Consolas,monospace;
  font-size:11px;color:var(--muted);letter-spacing:.2em;
  margin-bottom:12px;
}
/* ABOUT US 画像 */
.about__img{
  width:100%;max-width:820px;margin:0 auto 32px;
  aspect-ratio:16/9;
  background:var(--ph) center/cover no-repeat;
}
.card{display:flex;flex-direction:column;}
.card__ph{
  width:100%;aspect-ratio:4/3;background:var(--ph) center/cover no-repeat;
  position:relative;
  margin-bottom:20px;
}
.card__num{
  position:absolute;top:10px;left:12px;
  padding:4px 8px;
  background:rgba(255,255,255,.9);
  font-family:ui-monospace,Menlo,Consolas,monospace;
  font-size:11px;color:#333;letter-spacing:.15em;
}
.card__title{
  font-size:18px;font-weight:700;
  margin:0 0 12px;
  line-height:1.6;
}
.card__body{margin:0;color:#333;}
.card__body p{margin:0 0 10px;}
.card__body p:last-child{margin:0;}

/* =========================================================
   MEMBER (4 people)
   ========================================================= */
.members{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.member__ph{
  width:100%;aspect-ratio:4/3;background:var(--ph) center/cover no-repeat;
  position:relative;
  margin-bottom:14px;
}
.member__role{
  font-size:11px;letter-spacing:.15em;color:var(--muted);
  margin:0 0 4px;
}
.member__title{
  font-size:15px;font-weight:700;margin:0 0 8px;line-height:1.5;
}
.member__body{margin:0;font-size:13px;color:#333;}

/* =========================================================
   SCHEDULE (timeline)
   ========================================================= */
.schedule{
  max-width:820px;margin:0 auto;
  border-top:1px solid var(--line);
}
.schedule__row{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:24px;
  padding:20px 4px;
  border-bottom:1px solid var(--line);
}
.schedule__time{
  font-weight:700;font-size:15px;letter-spacing:.05em;
  font-family:ui-monospace,Menlo,Consolas,monospace;
}
.schedule__title{font-weight:700;margin:0 0 4px;font-size:15px;}
.schedule__body{margin:0;color:#333;font-size:13px;}

/* =========================================================
   JOB INFO (dl 2col — 羅列は強調しない)
   ========================================================= */
.dl{
  border-top:1px solid var(--line);
  margin:0;
}
.dl__row{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:24px;
  padding:18px 4px;
  border-bottom:1px solid var(--line);
}
.dl__row dt{
  font-weight:600;font-size:13px;letter-spacing:.05em;
  color:#333;
  margin:0;
}
.dl__row dd{
  margin:0;font-size:14px;color:#333;
}
.dl__row dd p{margin:0 0 8px;}
.dl__row dd p:last-child{margin:0;}
.dl__row dd ul{margin:0 0 8px;padding-left:1.1em;}
.dl__row dd h4{
  font-size:13px;margin:14px 0 6px;font-weight:700;
}

/* =========================================================
   CTA BAND (電話 + フォーム誘導)
   ========================================================= */
.ctaband{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:36px 0;
  background:#fafafa;
}
.ctaband__inner{
  max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.ctaband__title{
  font-size:14px;font-weight:700;letter-spacing:.08em;margin:0;
}
.ctaband__desc{
  font-size:12px;color:var(--muted);margin:4px 0 0;
}
.ctaband__actions{display:flex;gap:12px;flex-wrap:wrap;}
.ctaband__tel{
  display:inline-flex;align-items:baseline;gap:8px;
  font-size:22px;font-weight:800;letter-spacing:.04em;
  font-family:ui-monospace,Menlo,Consolas,monospace;
}
.ctaband__tel small{font-size:10px;letter-spacing:.2em;color:var(--muted);font-weight:600;}
.ctaband__actions .btn{height:48px;padding:0 20px;}

/* =========================================================
   MESSAGE
   ========================================================= */
.message{text-align:center;max-width:680px;margin:0 auto;}
.message p{margin:0 0 14px;}
.message__img{
  width:100%;aspect-ratio:16/9;
  background:var(--ph) center/cover no-repeat;
  margin:0 0 24px;
}

/* =========================================================
   CONTACT FORM
   ========================================================= */
.form{
  max-width:680px;margin:0 auto;
}
.form__row{margin-bottom:24px;}
.form__label{
  display:flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;margin-bottom:8px;
}
.form__req{
  display:inline-block;
  font-size:10px;letter-spacing:.1em;
  background:var(--fg);color:#fff;
  padding:2px 6px;
}
.form__input,.form__textarea{
  width:100%;
  border:1px solid var(--line);
  background:#fff;
  padding:12px 14px;
  font:inherit;font-size:14px;
  outline:none;
  transition:border-color .2s;
}
.form__input:focus,.form__textarea:focus{border-color:var(--fg);}
.form__textarea{min-height:160px;resize:vertical;}
.form__actions{text-align:center;margin-top:8px;}
.form__actions .btn{height:56px;padding:0 40px;font-size:14px;}

/* =========================================================
   FOOTER
   ========================================================= */
.footer{
  border-top:1px solid var(--line);
  padding:32px 0;
  text-align:center;
  font-size:11px;letter-spacing:.15em;color:var(--muted);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px){
  :root{--gutter:20px;}
  body{font-size:14px;}
  .nav,.header__cta{display:none;}
  .hamburger{display:inline-flex;}
  .section{padding:64px 0;}
  .section__head{margin-bottom:36px;}
  .cards{grid-template-columns:1fr;gap:32px;}
  .members{grid-template-columns:repeat(2,1fr);gap:24px 16px;}
  .schedule__row{grid-template-columns:88px 1fr;gap:16px;}
  .dl__row{grid-template-columns:1fr;gap:6px;}
  .dl__row dt{font-size:12px;color:var(--muted);letter-spacing:.15em;}
  .ctaband__inner{flex-direction:column;align-items:flex-start;}
  .ctaband__actions{width:100%;}
  .ctaband__actions .btn,.ctaband__tel{width:100%;justify-content:center;}
  .slider__item{width:220px;}
  .fv__badges span{width:72px;height:72px;font-size:11px;}
}