/*
 * style.css — 株式会社SSY（ssy.asia）
 * ブランドカラー：SSYロゴのマゼンタ(#d6006f)＋ネイビー(#1b2a4a)。白基調のコーポレートデザイン。
 */
:root{
  --magenta:#d6006f;
  --magenta-dark:#a80057;
  --magenta-tint:#fdf2f8;
  --ink:#1b2a4a;
  --ink-deep:#131f38;
  --text:#2a3247;
  --muted:#6b7385;
  --line:#e6e9f0;
  --bg:#ffffff;
  --tint:#f7f8fb;
  --radius:14px;
  --shadow:0 8px 30px rgba(27,42,74,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:"Noto Sans JP",sans-serif;color:var(--text);background:var(--bg);line-height:1.8;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--magenta);text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.center{text-align:center}

/* ───── ヘッダー ───── */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:.7rem}
.brand__logo{height:34px;width:auto;border-radius:4px}
.brand__name{display:flex;flex-direction:column;line-height:1.25}
.brand__name span{font-weight:900;color:var(--ink);font-size:1.02rem}
.brand__name small{font-size:.6rem;letter-spacing:.14em;color:var(--muted);font-family:Montserrat,sans-serif}
.nav{display:flex;align-items:center;gap:1.3rem}
.nav>a{color:var(--ink);font-weight:500;font-size:.92rem}
.nav>a:hover{color:var(--magenta)}
.nav__cta{background:var(--magenta);color:#fff !important;padding:.5rem 1.1rem;border-radius:999px;font-weight:700;font-size:.88rem}
.nav__cta:hover{background:var(--magenta-dark)}
.langswitch{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.langswitch button{border:0;background:#fff;color:var(--muted);font-size:.76rem;padding:.34rem .6rem;cursor:pointer;font-family:inherit}
.langswitch button.on{background:var(--ink);color:#fff;font-weight:700}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);transition:.3s}

/* ───── ヒーロー ───── */
.hero{background:linear-gradient(135deg,var(--ink-deep) 0%,var(--ink) 55%,#3a2a50 100%);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-160px;top:-160px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(214,0,111,.35),transparent 70%)}
.hero__inner{padding:6.5rem 20px 6rem;position:relative;z-index:1}
.hero__eyebrow{font-family:Montserrat,sans-serif;font-weight:700;letter-spacing:.3em;font-size:.72rem;color:#f3a1c8;margin-bottom:1.2rem}
.hero h1{font-size:clamp(1.7rem,4.2vw,2.9rem);font-weight:900;line-height:1.4;white-space:pre-line}
.hero__lead{margin-top:1.4rem;max-width:640px;color:#cfd6e4;font-size:.98rem}
.hero__actions{margin-top:2.2rem;display:flex;gap:1rem;flex-wrap:wrap}
.hero--kitchen{background:linear-gradient(135deg,#2a1020 0%,var(--ink) 60%,var(--ink-deep) 100%)}

/* ボタン */
.btn{display:inline-block;padding:.85rem 1.9rem;border-radius:999px;font-weight:700;font-size:.94rem;transition:.25s}
.btn--fill{background:var(--magenta);color:#fff}
.btn--fill:hover{background:var(--magenta-dark);transform:translateY(-2px)}
.btn--ghost{border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--ghost2{border:1.5px solid var(--magenta);color:var(--magenta)}
.btn--ghost2:hover{background:var(--magenta-tint)}

/* ───── セクション共通 ───── */
.section{padding:5rem 0}
.section--tint{background:var(--tint)}
.section--ink{background:var(--ink);color:#fff}
.section--ink .lead{color:#c3cad9}
.section-head{text-align:center;margin-bottom:3rem}
.section-head .en{font-family:Montserrat,sans-serif;font-weight:700;letter-spacing:.3em;font-size:.72rem;color:var(--magenta)}
.section--ink .section-head .en{color:#f3a1c8}
.section-head .ja{font-size:clamp(1.4rem,3vw,2rem);font-weight:900;color:var(--ink);margin-top:.6rem}
.section--ink .section-head .ja{color:#fff}
.section-head .lead{max-width:720px;margin:1rem auto 0;color:var(--muted);font-size:.95rem}
.section--ink .section-head .lead{color:#c3cad9}
.sub-head{text-align:center;font-size:1.15rem;font-weight:700;margin:3rem 0 1.5rem}
.note{margin-top:1.6rem;text-align:center;font-size:.82rem;color:var(--muted)}

/* ───── カード ───── */
.cards{display:grid;gap:1.3rem}
.cards--2{grid-template-columns:repeat(2,1fr)}
.cards--3{grid-template-columns:repeat(3,1fr)}
.cards--4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.7rem 1.4rem;box-shadow:var(--shadow)}
.card__ic{font-size:2rem;margin-bottom:.7rem}
.card h3{font-size:1.02rem;font-weight:700;color:var(--ink);margin-bottom:.5rem}
.card p{font-size:.88rem;color:var(--muted)}
.card--link{transition:.25s;color:inherit}
.card--link:hover{transform:translateY(-4px);border-color:var(--magenta);box-shadow:0 12px 34px rgba(214,0,111,.14)}
.card--dark{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);box-shadow:none}
.card--dark h3{color:#fff}
.card--dark p{color:#c3cad9}
.card__num{font-family:Montserrat,sans-serif;font-weight:800;font-size:1.5rem;color:var(--magenta);margin-bottom:.4rem}
.card--dark .card__num{color:#f3a1c8}
.card__more{display:inline-block;margin-top:.7rem;font-size:.86rem;font-weight:700}
.badge{display:inline-block;background:var(--magenta);color:#fff;font-size:.7rem;font-weight:700;padding:.2rem .7rem;border-radius:999px;margin-bottom:.55rem}

/* チップ（コンサル実績業種） */
.chips{display:flex;flex-wrap:wrap;gap:.8rem;justify-content:center}
.chip{display:flex;align-items:center;gap:.5rem;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:.55rem 1.2rem;font-size:.9rem;color:#fff}
.fields-note{margin-top:1.4rem;text-align:center;font-size:.86rem;color:#c3cad9}

/* ステップ */
.steps{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1rem;text-align:center;box-shadow:var(--shadow)}
.step__n{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--magenta);color:#fff;font-family:Montserrat,sans-serif;font-weight:800;margin-bottom:.6rem}
.step__t{display:block;font-size:.85rem;font-weight:500}

/* ───── 厨房機器 ───── */
.kpoints{display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem}
.kpoint{background:var(--magenta-tint);border:1px solid #f6d3e5;border-radius:var(--radius);padding:1.5rem 1.3rem}
.kpoint h3{font-size:1rem;font-weight:800;color:var(--magenta-dark);margin-bottom:.5rem}
.kpoint p{font-size:.86rem;color:var(--text)}
.prods{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);padding-bottom:1.3rem}
.prod__ic{display:flex;align-items:center;justify-content:center;height:120px;font-size:3rem;background:linear-gradient(135deg,var(--tint),#eef1f7)}
.prod__img{height:170px;overflow:hidden}
.prod__img img{width:100%;height:100%;object-fit:cover}
.prod h3{font-size:.98rem;font-weight:700;color:var(--ink);padding:1rem 1.3rem .3rem}
.prod p{font-size:.84rem;color:var(--muted);padding:0 1.3rem}
.prod__makers{font-size:.74rem;color:var(--magenta-dark);font-weight:600;padding:.6rem 1.3rem 0}

/* 特集（熟成庫） */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.feature__body .en{font-family:Montserrat,sans-serif;font-weight:700;letter-spacing:.3em;font-size:.72rem;color:var(--magenta)}
.feature__body h2{font-size:clamp(1.3rem,2.6vw,1.8rem);font-weight:900;color:var(--ink);margin:.6rem 0 1rem}
.feature__body p{color:var(--muted);font-size:.95rem;margin-bottom:1.5rem}
.feature__visual img{border-radius:var(--radius);box-shadow:var(--shadow)}

/* 会社概要 */
.profile{width:100%;max-width:760px;margin:0 auto;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.profile th,.profile td{padding:1rem 1.4rem;border-bottom:1px solid var(--line);text-align:left;font-size:.92rem}
.profile th{width:32%;background:var(--tint);color:var(--ink);font-weight:700;white-space:nowrap}
.profile tr:last-child th,.profile tr:last-child td{border-bottom:0}

/* CTA */
.cta{background:linear-gradient(135deg,var(--magenta-dark),var(--magenta));color:#fff;text-align:center}
.cta__en{font-family:Montserrat,sans-serif;font-weight:700;letter-spacing:.3em;font-size:.72rem;color:#ffd3e8}
.cta h2{font-size:clamp(1.4rem,3vw,2rem);font-weight:900;margin:.6rem 0 1rem}
.cta p{max-width:640px;margin:0 auto;font-size:.95rem;color:#ffe3f1}
.cta__info{margin:1.8rem 0 .6rem;display:flex;justify-content:center;gap:2rem;flex-wrap:wrap}
.cta__info span{display:flex;align-items:center;gap:.7rem}
.cta__info b{font-size:.85rem}
.cta__info a{color:#fff;font-family:Montserrat,sans-serif;font-weight:800;font-size:1.5rem}
.cta__note{font-size:.8rem !important;color:#ffc7e2 !important;margin-bottom:1.6rem !important}
.cta .btn--ghost{margin-top:.6rem}

/* フッター */
.footer{background:var(--ink-deep);color:#aab3c5;padding:2.6rem 0 2rem}
.footer__top{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;margin-bottom:1.8rem}
.footer__brand{display:flex;flex-direction:column;gap:.3rem}
.footer__brand b{color:#fff;font-size:1.05rem}
.footer__brand span{font-size:.82rem}
.footer__nav{display:flex;gap:1.3rem;flex-wrap:wrap;align-items:center}
.footer__nav a{color:#aab3c5;font-size:.86rem}
.footer__nav a:hover{color:#fff}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:1.4rem;font-size:.78rem;text-align:center}

/* reveal アニメーション */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ───── レスポンシブ ───── */
@media(max-width:960px){
  .cards--4{grid-template-columns:repeat(2,1fr)}
  .kpoints{grid-template-columns:repeat(2,1fr)}
  .prods{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .nav{position:fixed;inset:68px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;padding:1.2rem 1.4rem 1.6rem;gap:1rem;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:.35s;box-shadow:0 20px 40px rgba(27,42,74,.12)}
  .nav.open{transform:none}
  .nav-toggle{display:flex}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .langswitch{align-self:flex-start}
  .cards--2,.cards--3{grid-template-columns:1fr}
  .feature{grid-template-columns:1fr}
  .hero__inner{padding:4.5rem 20px 4rem}
}
@media(max-width:520px){
  .cards--4,.kpoints,.prods{grid-template-columns:1fr}
  .brand__name small{display:none}
}