/* 真似元: united.jp/recruit/
   配色: 白背景、本文ほぼ黒、アクセントは赤〜オレンジのグラデ
   見出し: 英字大型(Oswald系)+ 赤短い下線
   構成: トップにヒーロー(RECRUITMENT帯 + 人物3枚カバー画像)、
        BUSINESS / PERSON(番号付きリスト) / PEOPLE(社員インタビュー) /
        EVENT / ENVIRONMENT(アイコングリッド) / REQUIREMENTS(テーブル) /
        CAREER(オレンジボックス4列) / FLOW(ステップ) / ENTRY 大赤バー */

@import url('fonts.css');

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--p31-font-body);
  color:#111;
  background:#fff;
  font-size:14px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
a:hover{opacity:.7}

.p31-skip{position:absolute;left:-9999px;top:auto}
.p31-skip:focus{left:8px;top:8px;background:#000;color:#fff;padding:8px 12px;z-index:9999}

/* ============ HEADER ============ */
.p31-header{
  position:sticky;top:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  background:#fff;
  padding:14px 24px;
  border-bottom:1px solid #eee;
}
.p31-header__brand{display:flex;align-items:center;gap:10px;font-weight:700}
.p31-header__brand b{font-family:var(--p31-font-display);font-size:18px;letter-spacing:.08em}
.p31-header__brand small{font-size:10px;color:#666;letter-spacing:.18em}
.p31-header__nav{display:flex;gap:22px;font-size:12px;font-weight:500}
.p31-header__nav a{color:#222}
.p31-header__util{display:flex;gap:8px;align-items:center}
.p31-header__util .p31-btn--ghost{
  border:1px solid #222;color:#222;padding:8px 14px;font-size:11px;letter-spacing:.12em;font-weight:700;
}
.p31-header__util .p31-btn--red{
  background:linear-gradient(135deg,#e63223,#f06b1f);color:#fff;padding:8px 14px;font-size:11px;letter-spacing:.12em;font-weight:700;
}
@media (max-width:900px){
  .p31-header__nav{display:none}
}

/* ============ HERO (RECRUITMENT帯 + 3枚カバー) ============ */
.p31-hero{
  padding:48px 24px 0;
  text-align:center;
  opacity:0;transform:translateY(8px);
  transition:opacity .9s ease, transform .9s ease;
}
.p31-hero.p31-loaded{opacity:1;transform:none}
.p31-hero__title{
  font-family:var(--p31-font-display);
  font-size:clamp(56px,9vw,128px);
  font-weight:700;
  letter-spacing:.04em;
  margin:0 0 32px;
  line-height:1;
  background:linear-gradient(90deg,#e63223 0%,#e63223 30%,#f57238 70%,#f7a23a 100%);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.p31-hero__title small{display:block;font-size:11px;letter-spacing:.5em;color:#666;font-weight:500;margin-bottom:8px;-webkit-text-fill-color:#666}
.p31-hero__cover{
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:0;
  max-width:1100px;margin:0 auto;
  aspect-ratio:3/1.4;
}
.p31-hero__cover img{width:100%;height:100%;object-fit:cover}
.p31-hero__cover > div:last-child{
  background:linear-gradient(135deg,#e63223,#f57238);
  position:relative;
  display:flex;align-items:center;justify-content:center;
}
.p31-hero__cover > div:last-child::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(45deg,transparent 40%,rgba(255,255,255,.18) 50%,transparent 60%);
}

/* セクション共通 */
.p31-sec{
  padding:88px 24px;
  max-width:1100px;margin:0 auto;
}
.p31-sec__small{
  display:inline-block;font-size:11px;letter-spacing:.3em;color:#888;margin-bottom:8px;
  padding-left:18px;position:relative;
}
.p31-sec__small::before{content:"";position:absolute;left:0;top:50%;width:12px;height:1px;background:#e63223}
.p31-sec__title{
  font-family:var(--p31-font-display);
  font-size:clamp(48px,7vw,88px);
  font-weight:700;
  margin:0 0 48px;
  line-height:1;
  letter-spacing:.02em;
  color:#111;
  position:relative;
  display:inline-block;
}
.p31-sec__title::after{
  content:"";position:absolute;bottom:-12px;left:0;width:48px;height:3px;
  background:linear-gradient(90deg,#e63223,#f57238);
}

/* ============ BUSINESS ============ */
.p31-business{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start}
.p31-business__txt{font-size:14px;line-height:2}
.p31-business__txt p{margin:0 0 1em}
.p31-business__txt b{font-weight:700;color:#111}
.p31-business__card{
  background:linear-gradient(135deg,#e63223,#f57238);
  color:#fff;
  padding:48px 32px;
  text-align:center;
  border-radius:4px;
  position:relative;
  min-height:240px;
  display:flex;flex-direction:column;justify-content:center;
}
.p31-business__card h3{font-size:22px;font-weight:700;line-height:1.7;margin:0 0 24px}
.p31-business__card__pills{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.p31-business__card__pills span{
  background:rgba(255,255,255,.18);color:#fff;padding:6px 14px;border-radius:50px;font-size:11px;letter-spacing:.08em;
}
@media (max-width:760px){.p31-business{grid-template-columns:1fr}}

/* ============ PERSON (求める人物像) ============ */
.p31-person{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start}
.p31-personlist{list-style:none;padding:0;margin:0;counter-reset:p31p}
.p31-personlist li{
  counter-increment:p31p;
  padding:18px 0 18px 56px;
  border-bottom:1px solid #eee;
  position:relative;
  font-size:14px;
  line-height:1.7;
}
.p31-personlist li::before{
  content:"0" counter(p31p);
  position:absolute;left:0;top:18px;
  font-family:var(--p31-font-display);font-weight:700;font-size:16px;color:#e63223;
}
.p31-personlist li:first-child{border-top:1px solid #eee}
.p31-person__img{aspect-ratio:1/1;background:#eee;overflow:hidden;border-radius:4px}
.p31-person__img img{width:100%;height:100%;object-fit:cover}
@media (max-width:760px){.p31-person{grid-template-columns:1fr}}

/* ============ PEOPLE (社員インタビュー) ============ */
.p31-people__head{
  display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;flex-wrap:wrap;gap:16px;
}
.p31-people__tag{display:inline-block;font-size:11px;letter-spacing:.3em;color:#888;margin-bottom:6px;padding-left:18px;position:relative}
.p31-people__tag::before{content:"";position:absolute;left:0;top:50%;width:12px;height:1px;background:#e63223}
.p31-people__h{font-size:18px;font-weight:700;margin:0}
.p31-people__filter{display:flex;gap:8px}
.p31-people__filter button{
  background:#fff;border:1px solid #ddd;padding:8px 18px;font-size:12px;cursor:pointer;font-weight:500;
}
.p31-people__filter button.is-on{background:#111;color:#fff;border-color:#111}
.p31-people__grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.p31-people__card{display:block}
.p31-people__card__img{aspect-ratio:3/4;background:#eee;overflow:hidden;position:relative}
.p31-people__card__img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.p31-people__card:hover .p31-people__card__img img{transform:scale(1.05)}
.p31-people__card__img::after{
  content:"";position:absolute;bottom:0;left:0;width:32px;height:3px;background:#e63223;
}
.p31-people__card__body{padding:14px 0}
.p31-people__card__quote{font-size:12px;font-weight:700;line-height:1.6;margin:0 0 8px;color:#111}
.p31-people__card__attr{font-size:10px;color:#666;line-height:1.6;margin:0}
.p31-people__more{
  display:block;margin:36px auto 0;width:max-content;
  background:#111;color:#fff;font-size:11px;letter-spacing:.2em;font-weight:700;padding:14px 36px;
}
@media (max-width:900px){.p31-people__grid{grid-template-columns:repeat(2,1fr)}}

/* ============ EVENT ============ */
.p31-event__grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.p31-event__card{
  border:1px solid #ddd;padding:18px 20px;display:flex;gap:14px;align-items:flex-start;
}
.p31-event__date{
  flex:0 0 60px;background:#e63223;color:#fff;text-align:center;padding:8px 4px;border-radius:2px;
}
.p31-event__date b{font-family:var(--p31-font-display);font-size:22px;display:block;line-height:1}
.p31-event__date small{font-size:10px;letter-spacing:.1em}
.p31-event__body{flex:1;font-size:12px;line-height:1.7}
.p31-event__body h4{margin:0 0 6px;font-size:13px;font-weight:700}
.p31-event__body__meta{font-size:10px;color:#888;margin-top:8px;display:flex;gap:14px}
.p31-event__more{
  display:inline-block;background:#111;color:#fff;font-size:10px;padding:6px 14px;margin-top:8px;
}
@media (max-width:760px){.p31-event__grid{grid-template-columns:1fr}}

/* ============ ENVIRONMENT ============ */
.p31-env__tabs{display:flex;gap:0;border-bottom:1px solid #ddd;margin-bottom:24px}
.p31-env__tabs button{
  background:#fff;border:none;padding:14px 24px;font-size:12px;cursor:pointer;font-weight:500;
  border-bottom:3px solid transparent;color:#666;
}
.p31-env__tabs button.is-on{color:#111;border-bottom-color:#e63223;font-weight:700}
.p31-env__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid #ddd;border-radius:4px;overflow:hidden}
.p31-env__card{
  padding:32px 18px;text-align:center;border-right:1px solid #ddd;border-bottom:1px solid #ddd;
}
.p31-env__card:nth-child(4n){border-right:none}
.p31-env__card:nth-last-child(-n+4){border-bottom:none}
.p31-env__card__icon{
  width:54px;height:54px;margin:0 auto 12px;border-radius:50%;
  background:linear-gradient(135deg,#e63223,#f57238);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:var(--p31-font-display);font-weight:700;font-size:18px;
}
.p31-env__card__name{font-size:11px;font-weight:700;margin:0}
.p31-env__photo{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0;margin-top:48px;aspect-ratio:3/1}
.p31-env__photo img{width:100%;height:100%;object-fit:cover}
@media (max-width:760px){
  .p31-env__grid{grid-template-columns:repeat(2,1fr)}
  .p31-env__card:nth-child(4n){border-right:1px solid #ddd}
  .p31-env__card:nth-child(2n){border-right:none}
  .p31-env__card:nth-last-child(-n+4){border-bottom:1px solid #ddd}
  .p31-env__card:nth-last-child(-n+2){border-bottom:none}
}

/* ============ REQUIREMENTS (募集要項) ============ */
.p31-reqbox{
  border:1px solid #ddd;padding:36px;background:#fafafa;
}
.p31-reqtable{width:100%;border-collapse:collapse;font-size:13px}
.p31-reqtable tr{border-bottom:1px solid #ddd}
.p31-reqtable tr:last-child{border-bottom:none}
.p31-reqtable th{
  text-align:left;width:140px;vertical-align:top;padding:14px 16px 14px 0;
  font-weight:700;font-size:12px;color:#111;
}
.p31-reqtable td{padding:14px 0;line-height:1.8}
.p31-reqtable td ul{margin:0;padding-left:18px}

/* ============ CAREER (4列オレンジボックス) ============ */
.p31-career__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.p31-career__card{
  background:linear-gradient(135deg,#e63223,#f57238);color:#fff;text-align:center;
  padding:24px 14px;border-radius:2px;font-size:12px;font-weight:700;line-height:1.5;
  min-height:90px;display:flex;align-items:center;justify-content:center;
}
@media (max-width:760px){.p31-career__grid{grid-template-columns:repeat(2,1fr)}}

/* ============ FLOW ============ */
.p31-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #ddd;border-left:1px solid #ddd}
.p31-flow__step{
  border-right:1px solid #ddd;border-bottom:1px solid #ddd;
  padding:18px 14px;text-align:center;font-size:12px;
}
.p31-flow__step b{font-family:var(--p31-font-display);font-size:12px;color:#e63223;display:block;letter-spacing:.2em;margin-bottom:6px}
@media (max-width:760px){.p31-flow{grid-template-columns:repeat(2,1fr)}}

/* ============ 大型 ENTRY CTA ============ */
.p31-entry{
  background:linear-gradient(90deg,#e63223,#f57238);
  color:#fff;padding:48px 24px;text-align:center;display:block;
  font-family:var(--p31-font-display);font-size:48px;font-weight:700;letter-spacing:.2em;
}
.p31-entry small{display:block;font-size:11px;letter-spacing:.3em;margin-bottom:8px;font-family:var(--p31-font-body);font-weight:500}

/* ============ FOOTER ============ */
.p31-foot{
  background:#111;color:#aaa;padding:36px 24px;font-size:11px;line-height:1.8;
}
.p31-foot__top{
  display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:24px;
  max-width:1100px;margin:0 auto 24px;padding-bottom:24px;border-bottom:1px solid #333;
}
.p31-foot__brand b{font-family:var(--p31-font-display);font-size:18px;color:#fff;letter-spacing:.08em;display:block}
.p31-foot__brand small{font-size:10px;letter-spacing:.18em}
.p31-foot__nav{display:flex;gap:24px;flex-wrap:wrap;font-size:11px}
.p31-foot__nav a{color:#aaa}
.p31-foot__copy{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;font-size:10px}

/* ============ 下層共通(jobs/requirements/faq/apply/company) ============ */
.p31-page{padding:0 0 80px;background:#fff}
.p31-page__hero{
  background:linear-gradient(135deg,#e63223,#f57238);
  color:#fff;padding:80px 24px 64px;text-align:center;
}
.p31-page__hero h1{
  font-family:var(--p31-font-display);font-size:clamp(48px,7vw,88px);font-weight:700;margin:0;letter-spacing:.04em;line-height:1;
}
.p31-page__hero small{display:block;font-size:11px;letter-spacing:.4em;margin-bottom:8px;opacity:.85}
.p31-page__crumb{
  max-width:1100px;margin:18px auto 0;padding:0 24px;font-size:11px;color:#888;
}
.p31-page__crumb a{color:#888;text-decoration:underline}
.p31-page__inner{max-width:1100px;margin:0 auto;padding:48px 24px}
.p31-page__lead{font-size:14px;line-height:2;margin:0 0 36px}

/* jobs 一覧 */
.p31-jobs__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1100px;margin:0 auto;padding:0 24px}
.p31-jobcard{
  background:#fff;border:1px solid #ddd;display:block;transition:transform .3s ease, box-shadow .3s ease;
}
.p31-jobcard:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.08)}
.p31-jobcard__img{aspect-ratio:4/3;background:#eee;overflow:hidden;position:relative}
.p31-jobcard__img img{width:100%;height:100%;object-fit:cover}
.p31-jobcard__img::after{
  content:"";position:absolute;bottom:0;left:0;width:48px;height:4px;background:linear-gradient(90deg,#e63223,#f57238);
}
.p31-jobcard__body{padding:18px 20px}
.p31-jobcard__code{font-family:var(--p31-font-display);font-size:11px;color:#e63223;letter-spacing:.2em;margin:0 0 6px}
.p31-jobcard__title{font-size:18px;font-weight:700;margin:0 0 4px}
.p31-jobcard__sub{font-size:12px;color:#666;margin:0 0 12px}
.p31-jobcard__meta{font-size:11px;color:#444;display:flex;flex-direction:column;gap:4px}
.p31-jobcard__meta b{display:inline-block;width:50px;color:#888;font-weight:500}
@media (max-width:760px){.p31-jobs__grid{grid-template-columns:1fr}}

/* job detail */
.p31-job__hero{
  background:linear-gradient(135deg,#e63223,#f57238);color:#fff;padding:80px 24px 56px;text-align:center;
}
.p31-job__hero__code{font-family:var(--p31-font-display);font-size:14px;letter-spacing:.3em;margin-bottom:12px;opacity:.9}
.p31-job__hero h1{font-family:var(--p31-font-display);font-size:clamp(40px,6vw,72px);margin:0 0 12px;letter-spacing:.03em;line-height:1}
.p31-job__hero p{font-size:14px;max-width:720px;margin:0 auto;line-height:1.9;opacity:.95}
.p31-job__hero__meta{
  max-width:900px;margin:32px auto 0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.25);
}
.p31-job__hero__meta > div{background:linear-gradient(135deg,#e63223,#f57238);padding:14px 8px;text-align:center}
.p31-job__hero__meta dt{font-size:10px;letter-spacing:.2em;opacity:.85;margin-bottom:4px}
.p31-job__hero__meta dd{margin:0;font-weight:700;font-size:13px}
@media (max-width:760px){.p31-job__hero__meta{grid-template-columns:repeat(2,1fr)}}

.p31-job__sec{
  max-width:900px;margin:0 auto;padding:48px 24px 0;
}
.p31-job__sec__head{
  display:flex;align-items:baseline;gap:16px;border-bottom:2px solid #111;padding-bottom:10px;margin-bottom:18px;
}
.p31-job__sec__head__tag{font-size:11px;letter-spacing:.2em;color:#e63223;font-weight:700}
.p31-job__sec__head__title{font-family:var(--p31-font-display);font-size:22px;font-weight:700;margin:0;letter-spacing:.04em}
.p31-job__sec p,.p31-job__sec ul{font-size:14px;line-height:2;margin:0}
.p31-job__sec ul{padding-left:1.2em}
.p31-job__sec ul li{margin:.4em 0}

/* A DAY */
.p31-day{margin:0;padding:0}
.p31-day__row{display:flex;gap:24px;padding:18px 0;border-bottom:1px solid #eee}
.p31-day__row:last-child{border-bottom:none}
.p31-day__time{
  flex:0 0 80px;font-family:var(--p31-font-display);font-size:22px;font-weight:700;color:#e63223;letter-spacing:.04em;line-height:1.2;
}
.p31-day__body{flex:1}
.p31-day__body h4{margin:0 0 4px;font-size:14px;font-weight:700}
.p31-day__body p{margin:0;font-size:13px;color:#444;line-height:1.8}

/* FAQ */
.p31-faqlist{margin:0;padding:0;list-style:none}
.p31-faqitem{border-bottom:1px solid #ddd;padding:0}
.p31-faqitem summary{
  cursor:pointer;padding:18px 0 18px 56px;list-style:none;font-weight:700;font-size:14px;position:relative;
}
.p31-faqitem summary::-webkit-details-marker{display:none}
.p31-faqitem summary::before{
  content:"Q";position:absolute;left:14px;top:18px;
  font-family:var(--p31-font-display);color:#e63223;font-weight:700;font-size:16px;
}
.p31-faqitem summary::after{content:"+";position:absolute;right:8px;top:16px;font-size:22px;color:#e63223;font-weight:300}
.p31-faqitem[open] summary::after{content:"−"}
.p31-faqitem > div{padding:0 14px 18px 56px;font-size:13px;color:#444;line-height:2;position:relative}
.p31-faqitem > div::before{
  content:"A";position:absolute;left:14px;top:0;
  font-family:var(--p31-font-display);color:#111;font-weight:700;font-size:16px;
}

/* FORM */
.p31-form{display:grid;gap:18px;max-width:680px;margin:0 auto}
.p31-form > div{display:flex;flex-direction:column;gap:6px}
.p31-form label{font-size:12px;font-weight:700;color:#111}
.p31-form label small{
  display:inline-block;background:#e63223;color:#fff;font-size:9px;padding:2px 6px;margin-left:6px;border-radius:2px;letter-spacing:.1em;
}
.p31-form input,.p31-form select,.p31-form textarea{
  font-family:inherit;font-size:14px;padding:12px 14px;border:1px solid #ddd;background:#fff;
}
.p31-form input:focus,.p31-form select:focus,.p31-form textarea:focus{border-color:#e63223;outline:none}
.p31-form button{
  background:linear-gradient(90deg,#e63223,#f57238);color:#fff;border:none;padding:16px 24px;
  font-weight:700;font-size:14px;letter-spacing:.2em;cursor:pointer;margin-top:8px;
}
.p31-form__note{font-size:12px;color:#666;line-height:1.8;margin:0 0 20px}

/* HISTORY */
.p31-history{margin:0;padding:0}
.p31-history__row{display:flex;gap:24px;padding:14px 0;border-bottom:1px dashed #ddd}
.p31-history__year{
  flex:0 0 80px;font-family:var(--p31-font-display);font-weight:700;color:#e63223;font-size:18px;letter-spacing:.04em;
}
.p31-history__event{flex:1;font-size:13px;line-height:1.8}

/* TOP MESSAGE */
.p31-message{display:grid;grid-template-columns:1fr 1.4fr;gap:36px;align-items:start;margin:0 auto;max-width:1000px}
.p31-message__photo{aspect-ratio:1/1;overflow:hidden;background:#eee;border-radius:4px}
.p31-message__photo img{width:100%;height:100%;object-fit:cover}
.p31-message__title{font-family:var(--p31-font-display);font-size:14px;letter-spacing:.3em;color:#e63223;margin:0 0 12px;font-weight:700}
.p31-message__lead{font-size:22px;font-weight:700;line-height:1.7;margin:0 0 18px;color:#111}
.p31-message__body{font-size:13px;line-height:2;white-space:pre-wrap;margin:0 0 24px;color:#333}
.p31-message__sign{margin:0;font-size:13px}
.p31-message__sign b{font-size:16px;display:block;margin-top:4px}
@media (max-width:760px){.p31-message{grid-template-columns:1fr}}

/* reveal */
.p31-reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease, transform .7s ease;transition-delay:var(--p31-delay,0ms)}
.p31-reveal.p31-in{opacity:1;transform:none}