/*
 * style.css — 株式会社イノベーションサービス（就労継続支援A型事業所）
 * デザイン方針：旧サイトのオレンジ×クローバーグリーンの温かい雰囲気を継承しつつ、
 * 見出しは明朝(Noto Serif JP)・本文はゴシック(Noto Sans JP)で現代的に整理。
 */
:root{
  --amber-900:#5c3813; --amber-800:#8a4f14; --amber-700:#b8671a; --amber-600:#e2842a;
  --amber-500:#f0a13f; --amber-400:#f6c26e; --amber-050:#fff4e3;
  --leaf-700:#2f6b34; --leaf-600:#3f8a45; --leaf-500:#5aa860; --leaf-050:#eef6ea;
  --ink-900:#2a2016; --ink-600:#6b5c4a; --ink-400:#a3927c; --line:#ecdfc9;
  --paper:#fffaf2; --paper-2:#fbf1e0; --white:#fff;
  --serif:"Noto Serif JP","Yu Mincho",serif;
  --sans:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  --wrap:1140px; --header-h:76px; --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink-900);background:var(--paper);line-height:1.85;letter-spacing:.02em;font-size:16px;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s,opacity .2s}
ul{list-style:none}
.wrap{width:min(var(--wrap),92%);margin-inline:auto}
.serif{font-family:var(--serif)}

/* セクション */
.section{padding:clamp(3.25rem,7vw,5.75rem) 0}
.section--tint{background:var(--paper-2)}
.section-head{margin-bottom:clamp(1.75rem,4vw,3rem);text-align:center}
.section-head .en{display:block;font-size:.72rem;letter-spacing:.3em;color:var(--amber-600);font-weight:700;margin-bottom:.55rem}
.section-head .ja{font-family:var(--serif);font-size:clamp(1.5rem,3.4vw,2.15rem);font-weight:600;color:var(--amber-900);line-height:1.45}
.section-head .lead{margin:1rem auto 0;color:var(--ink-600);max-width:680px}

/* ボタン */
.btn{display:inline-flex;align-items:center;gap:.6rem;font-weight:700;font-size:.94rem;padding:.9rem 2rem;border-radius:999px;border:2px solid var(--amber-600);color:var(--amber-700);background:transparent;cursor:pointer;transition:.25s}
.btn:hover{background:var(--amber-600);color:#fff}
.btn--fill{background:var(--amber-600);color:#fff}
.btn--fill:hover{background:var(--amber-700);border-color:var(--amber-700)}
.btn--leaf{background:var(--leaf-600);border-color:var(--leaf-600);color:#fff}
.btn--leaf:hover{background:var(--leaf-700);border-color:var(--leaf-700)}
.btn--ghost{border-color:rgba(255,255,255,.75);color:#fff}
.btn--ghost:hover{background:#fff;color:var(--amber-700);border-color:#fff}
.btn .arrow{transition:transform .2s}
.btn:hover .arrow{transform:translateX(4px)}

/* ヘッダー */
.header{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header-h);display:flex;align-items:center;background:rgba(255,250,242,.96);box-shadow:0 1px 0 var(--line);backdrop-filter:saturate(1.2) blur(4px)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;width:min(var(--wrap),95%)}
.brand{display:flex;align-items:center;gap:.6rem}
.brand__mark{width:40px;height:40px;border-radius:50%;background:linear-gradient(155deg,var(--amber-500),var(--leaf-500));display:grid;place-items:center;font-size:1.15rem;flex:none}
.brand__txt b{display:block;font-family:var(--serif);font-size:.98rem;color:var(--amber-900);font-weight:600;line-height:1.25}
.brand__txt span{display:block;font-size:.62rem;letter-spacing:.14em;color:var(--leaf-600)}
.nav{display:flex;align-items:center;gap:1.35rem}
.nav a{color:var(--ink-900);font-size:.88rem;font-weight:500;position:relative;padding:.3rem 0;white-space:nowrap}
.nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--amber-500);transition:width .25s}
.nav a:hover{color:var(--amber-600)}
.nav a:hover::after,.nav a.active::after{width:100%}
.nav__cta{background:var(--leaf-600);color:#fff!important;padding:.55rem 1.2rem!important;border-radius:999px}
.nav__cta::after{display:none}
.nav__cta:hover{background:var(--leaf-700)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:34px;height:26px;position:relative}
.nav-toggle span{position:absolute;left:0;width:100%;height:2px;background:var(--amber-800);transition:.3s}
.nav-toggle span:nth-child(1){top:2px}.nav-toggle span:nth-child(2){top:12px}.nav-toggle span:nth-child(3){top:22px}
.nav-toggle.open span:nth-child(1){top:12px;transform:rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){top:12px;transform:rotate(-45deg)}

/* ヒーロー */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;color:#fff;overflow:hidden;background:linear-gradient(155deg,var(--amber-800) 0%,var(--amber-600) 55%,var(--leaf-600) 130%)}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(900px 500px at 82% 10%,rgba(255,255,255,.16),transparent 60%);}
.hero::after{content:"";position:absolute;right:-8%;bottom:-12%;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(90,168,96,.35),transparent 68%)}
.hero__inner{position:relative;z-index:2;padding-top:var(--header-h)}
.hero__eyebrow{font-size:.8rem;letter-spacing:.28em;color:var(--amber-400);margin-bottom:1.2rem;font-weight:700}
.hero h1{font-family:var(--serif);font-weight:600;font-size:clamp(2.1rem,5.4vw,3.9rem);line-height:1.4;margin-bottom:1.4rem}
.hero h1 .u{background:linear-gradient(transparent 62%,rgba(90,168,96,.55) 62%)}
.hero__lead{max-width:640px;color:#fff3e2;font-size:clamp(.98rem,1.6vw,1.08rem);margin-bottom:2rem}
.hero__badge{display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.4);border-radius:999px;padding:.45rem 1.2rem;font-size:.84rem;margin-bottom:1.6rem}
.hero__actions{display:flex;gap:1rem;flex-wrap:wrap}
.hero__wave{position:absolute;left:0;right:0;bottom:-1px;z-index:1;line-height:0}
.hero__wave svg{width:100%;height:70px;display:block}

/* カード（業務内容・活動など） */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.pillar{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:2rem 1.5rem;text-align:center;transition:.25s}
.pillar:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(140,79,20,.12)}
.pillar__ic{width:58px;height:58px;margin:0 auto 1rem;border-radius:50%;display:grid;place-items:center;background:var(--amber-050);color:var(--amber-600);font-size:1.6rem}
.pillar h3{font-family:var(--serif);font-size:1.08rem;color:var(--amber-900);margin-bottom:.6rem}
.pillar p{font-size:.88rem;color:var(--ink-600)}

/* メッセージ（挨拶） */
.greeting{display:grid;grid-template-columns:1fr 1.5fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.greeting__photo{aspect-ratio:4/5;border-radius:var(--radius);background:linear-gradient(160deg,var(--amber-600),var(--leaf-600));display:grid;place-items:center;position:relative;overflow:hidden}
.greeting__photo::after{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.35);border-radius:8px}
.greeting__photo span{font-family:var(--serif);color:#fff;font-size:1.1rem;text-align:center;opacity:.92;padding:1rem;z-index:1}
.greeting__body p{color:var(--ink-600);margin-bottom:1.1rem}
.greeting__sign{margin-top:1.6rem;font-family:var(--serif)}
.greeting__sign small{display:block;font-size:.78rem;color:var(--ink-400);letter-spacing:.08em}
.greeting__sign b{font-size:1.2rem;color:var(--amber-900)}

/* 経営理念 */
.policy-list{max-width:760px;margin:0 auto}
.policy-list li{position:relative;padding:.9rem 0 .9rem 2.1rem;border-bottom:1px solid var(--line);color:var(--ink-600)}
.policy-list li:last-child{border-bottom:0}
.policy-list li::before{content:"🍀";position:absolute;left:0;top:.85rem}

/* 沿革 */
.timeline{max-width:760px;margin:0 auto;border-left:2px solid var(--leaf-500);padding-left:1.6rem}
.timeline li{position:relative;padding-bottom:1.6rem}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-1.95rem;top:.3rem;width:12px;height:12px;border-radius:50%;background:var(--leaf-500);border:3px solid var(--paper)}
.timeline .y{font-family:var(--serif);color:var(--amber-700);font-weight:600;font-size:.92rem;display:block;margin-bottom:.25rem}
.timeline .t{color:var(--ink-600);font-size:.92rem}

/* 概要テーブル */
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.table th,.table td{text-align:left;padding:1.15rem 1.5rem;border-bottom:1px solid var(--line);font-size:.94rem;vertical-align:top}
.table tr:last-child th,.table tr:last-child td{border-bottom:0}
.table th{width:28%;background:var(--amber-050);font-family:var(--serif);color:var(--amber-900);font-weight:600}

/* クラフト商品ギャラリー */
.craft-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1.1rem}
.craft-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1rem;text-align:center;transition:.2s}
.craft-item:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(140,79,20,.12)}
.craft-item__ic{font-size:2.2rem;margin-bottom:.7rem}
.craft-item__name{font-size:.86rem;color:var(--ink-900);font-weight:500}

/* ご利用の流れ（ステップ） */
.flow-list{max-width:820px;margin:0 auto;counter-reset:fl}
.flow-item{position:relative;padding:1.4rem 1.5rem 1.4rem 4.2rem;background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:1rem}
.flow-item::before{counter-increment:fl;content:counter(fl);position:absolute;left:1.4rem;top:1.4rem;width:36px;height:36px;border-radius:50%;background:var(--amber-600);color:#fff;font-family:var(--serif);display:grid;place-items:center;font-size:1rem;font-weight:600}
.flow-item h3{font-family:var(--serif);color:var(--amber-900);font-size:1.02rem;margin-bottom:.4rem}
.flow-item p{color:var(--ink-600);font-size:.9rem}

/* 採用情報 */
.recruit-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;max-width:820px;margin:0 auto}
.recruit-card__head{background:linear-gradient(120deg,var(--amber-700),var(--amber-500));color:#fff;padding:1.6rem 1.8rem}
.recruit-card__head h3{font-family:var(--serif);font-size:1.3rem;margin-bottom:.4rem}
.duties-list{max-width:820px;margin:1.5rem auto 0}
.duties-list li{position:relative;padding:.6rem 0 .6rem 1.6rem;color:var(--ink-600);font-size:.92rem;border-bottom:1px solid var(--line)}
.duties-list li:last-child{border-bottom:0}
.duties-list li::before{content:"・";position:absolute;left:0;color:var(--amber-600);font-weight:700}
.note-box{background:var(--amber-050);border:1px solid var(--amber-400);border-radius:var(--radius);padding:1.1rem 1.4rem;font-size:.84rem;color:var(--amber-800);max-width:820px;margin:1.5rem auto 0}

/* FAQ */
.faq{max-width:820px;margin-inline:auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:.9rem;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:1.2rem 1.5rem;font-weight:700;color:var(--amber-900);display:flex;gap:.8rem;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";flex:none;width:26px;height:26px;border-radius:50%;background:var(--amber-050);color:var(--amber-600);display:grid;place-items:center;font-size:.85rem}
.faq summary::after{content:"＋";margin-left:auto;color:var(--leaf-500)}
.faq details[open] summary::after{content:"−"}
.faq .a{padding:0 1.5rem 1.3rem 3.3rem;color:var(--ink-600);font-size:.92rem}

/* ニュース */
.news{border-top:1px solid var(--line);max-width:860px;margin-inline:auto}
.news-item{display:flex;gap:1.4rem;align-items:center;padding:1.25rem .3rem;border-bottom:1px solid var(--line);flex-wrap:wrap}
.news-item .date{font-family:var(--serif);color:var(--amber-700);font-size:.88rem;min-width:92px}
.news-item .tag{font-size:.68rem;color:#fff;background:var(--leaf-500);border-radius:999px;padding:.15rem .8rem}
.news-item .title{flex:1;min-width:220px;color:var(--ink-900);font-size:.94rem}

/* CTA帯 */
.cta{background:linear-gradient(120deg,var(--amber-700),var(--leaf-600));color:#fff;text-align:center}
.cta h2{font-family:var(--serif);font-size:clamp(1.5rem,3.4vw,2.2rem);margin-bottom:1rem}
.cta p{color:#fff3e2;margin-bottom:2rem}

/* 下層ページヘッダー */
.page-hero{padding:calc(var(--header-h) + 3.5rem) 0 3rem;background:linear-gradient(150deg,var(--amber-800),var(--amber-600));color:#fff;text-align:center}
.page-hero .en{font-size:.74rem;letter-spacing:.3em;color:var(--amber-400);font-weight:700}
.page-hero h1{font-family:var(--serif);font-size:clamp(1.8rem,4.4vw,2.8rem);font-weight:600;margin-top:.6rem}
.breadcrumb{margin-top:1rem;font-size:.76rem;color:#ffe4bd}
.breadcrumb a:hover{color:#fff}.breadcrumb span{margin:0 .5rem;opacity:.6}

.subhead{font-family:var(--serif);font-size:1.4rem;color:var(--amber-900);font-weight:600;margin:0 0 1.4rem;padding-left:.9rem;border-left:4px solid var(--leaf-500)}

/* お問い合わせ */
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2.2rem;max-width:640px;margin-inline:auto}
.contact-card dl{display:grid;grid-template-columns:auto 1fr;gap:.9rem 1.4rem}
.contact-card dt{font-family:var(--serif);color:var(--amber-600);font-size:.86rem}
.contact-card dd{color:var(--ink-900);font-size:.94rem}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}

/* フッター */
.footer{background:var(--amber-900);color:#f0d9bc;padding:clamp(2.5rem,5vw,4rem) 0 2rem;font-size:.88rem}
.footer__top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2rem;padding-bottom:2.2rem;border-bottom:1px solid rgba(255,255,255,.14)}
.footer__brand b{display:block;font-family:var(--serif);color:#fff;font-size:1rem;margin-bottom:.8rem}
.footer__brand p{color:#e0bb8c;line-height:1.9}
.footer h4{font-family:var(--serif);color:#fff;font-size:.82rem;letter-spacing:.1em;margin-bottom:1rem}
.footer li{margin-bottom:.65rem}
.footer a:hover{color:#fff}
.footer__bottom{padding-top:1.6rem;text-align:center;color:#c99b63;font-size:.8rem}

@media(max-width:900px){
  .greeting{grid-template-columns:1fr}.greeting__photo{max-width:320px;margin-inline:auto}
  .pillars{grid-template-columns:1fr 1fr}
  .footer__top{grid-template-columns:1fr;gap:1.6rem}
}
@media(max-width:720px){
  .nav{position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;align-items:flex-start;gap:0;background:#fff;padding:.5rem 6%;transform:translateY(-130%);transition:transform .35s;box-shadow:0 20px 40px rgba(0,0,0,.12);max-height:calc(100vh - var(--header-h));overflow-y:auto}
  .nav.open{transform:translateY(0)}
  .nav a{width:100%;padding:1rem 0;border-bottom:1px solid var(--line)}
  .nav__cta{margin:.6rem 0}
  .nav-toggle{display:block}
  .pillars{grid-template-columns:1fr}
  .flow-item{padding-left:3.6rem}
}