/* =========================================================
   株式会社F-Plus  —  コーポレートサイト ご提案用デモ
   LIXデザイン / 坂倉
   企画書（全106ページ）をゼロベースで再設計。
   社色 PANTONE 246（マゼンタ）を --brand 1変数で管理。
   黒ベース / 白ベースのセクションを交互に構成。
   ========================================================= */

:root{
  /* ---- コーポレートカラー（PANTONE 246 系。1行で差し替え可）---- */
  --brand:#B5177E;
  --brand-d:#7C0F57;
  --brand-l:#F7E4EF;
  --brand-xl:#FBF2F7;
  --accent:#E4007F;      /* 差し色（CTA・強調）*/

  --ink:#221319;
  --ink-l:#5C4E55;
  --ink-xl:#8C7F86;
  --paper:#FFFFFF;
  --paper-2:#F7F4F5;
  --paper-3:#EFEAEC;
  --line:#E4DCDF;
  --line-2:#EDE7E9;

  /* 黒ベース */
  --dark:#140A11;
  --dark-2:#1E1019;
  --dark-line:rgba(255,255,255,.13);

  --r:4px;
  --maxw:1140px;
  --shadow:0 20px 50px rgba(40,10,30,.12);
  --shadow-s:0 10px 26px rgba(40,10,30,.09);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html,body{overflow-x:hidden;max-width:100%;}
img,svg{max-width:100%;display:block;}
p,li,td,th,dd{overflow-wrap:anywhere;}
h1,h2,h3,h4,h5{word-break:keep-all;overflow-wrap:normal;}

body{
  margin:0;
  font-family:"Meiryo UI","Meiryo","Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic UI",sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.9;
  letter-spacing:.03em;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{font-weight:700;line-height:1.55;letter-spacing:.01em;}
.en{font-family:"Outfit","Meiryo UI",sans-serif;letter-spacing:.14em;text-transform:uppercase;font-weight:500;}
a{color:inherit;text-decoration:none;}
strong,b{font-weight:700;}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:28px;}
.wrap-n{max-width:820px;margin-inline:auto;padding-inline:28px;}
section{padding:104px 0;position:relative;}
.tac{text-align:center;}

/* ---------- スクロールリビール ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;}
  .reveal{opacity:1;transform:none;transition:none;}
  .hero-copy>*{opacity:1!important;transform:none!important;}
  html{scroll-behavior:auto;}
}

/* ---------- デモ帯 ---------- */
.demo-ribbon{background:var(--dark);color:#fff;text-align:center;font-size:.74rem;padding:8px 16px;letter-spacing:.04em;line-height:1.7;}
.demo-ribbon b{color:#fff;}

/* ---------- ヘッダー ---------- */
header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.hbar{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;max-width:var(--maxw);margin-inline:auto;}
.logo{display:flex;align-items:center;gap:12px;color:var(--ink);}
.logo .mark{width:40px;height:40px;flex:none;}
.logo .wm{display:flex;flex-direction:column;line-height:1.2;}
.logo .wm b{font-size:1.14rem;letter-spacing:.05em;font-weight:700;}
.logo .wm .en{font-size:.54rem;color:var(--ink-xl);letter-spacing:.22em;margin-top:2px;}
.gnav{display:flex;gap:26px;align-items:center;font-size:.86rem;letter-spacing:.04em;}
.gnav a{position:relative;padding:8px 0;color:var(--ink-l);transition:color .2s;white-space:nowrap;}
.gnav a:hover,.gnav a[aria-current="page"]{color:var(--brand);}
.gnav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brand);transform:scaleX(0);transition:transform .25s;transform-origin:left;}
.gnav a:hover:not(.btn)::after,.gnav a[aria-current="page"]:not(.btn)::after{transform:scaleX(1);}
.navbtn{display:none;border:1px solid var(--line);background:var(--paper);width:44px;height:44px;border-radius:var(--r);font-size:1.2rem;color:var(--ink);line-height:1;cursor:pointer;}
.mnav{display:none;flex-direction:column;background:var(--paper);border-top:1px solid var(--line);}
.mnav.open{display:flex;}
.mnav a{padding:15px 28px;border-bottom:1px solid var(--line-2);color:var(--ink);font-size:.92rem;}
.mnav a[aria-current="page"]{color:var(--brand);border-left:3px solid var(--brand);}

/* ---------- ボタン ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;border-radius:var(--r);padding:1rem 2rem;font-weight:700;font-size:.9rem;letter-spacing:.04em;cursor:pointer;border:1px solid transparent;transition:transform .16s,box-shadow .16s,background .16s,color .16s;}
.btn-fill{background:var(--brand);color:#fff;}
.btn-fill:hover{background:var(--brand-d);transform:translateY(-2px);box-shadow:var(--shadow-s);}
.btn-line{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-line:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.btn-sm{padding:.6rem 1.3rem;font-size:.82rem;}
.btn .ar{transition:transform .16s;}
.btn:hover .ar{transform:translateX(3px);}
.btns{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 平行四辺形タブ見出し（企画書のトーンを踏襲）---------- */
.tab{
  display:inline-block;background:var(--brand);color:#fff;font-weight:700;
  font-size:.82rem;letter-spacing:.08em;padding:.5rem 1.7rem;
  clip-path:polygon(0 0,100% 0,calc(100% - 12px) 100%,0 100%);
}
.tab.ghost{background:var(--dark-2);}

/* ---------- セクション見出し ---------- */
.shead{margin-bottom:52px;}
.shead.c{text-align:center;}
.shead .eyebrow{margin-bottom:1rem;}
.shead h2{font-size:clamp(1.55rem,3.6vw,2.15rem);margin:0;font-weight:700;letter-spacing:.02em;line-height:1.5;}
.shead .sub{color:var(--ink-l);font-size:.94rem;margin-top:1.1rem;line-height:2;}
.shead.c .sub{margin-inline:auto;max-width:42em;}
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;color:var(--brand);font-size:.7rem;letter-spacing:.16em;font-weight:600;text-transform:uppercase;font-family:"Outfit",sans-serif;}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--brand);}
.shead.c .eyebrow{justify-content:center;}

/* =========================================================
   トップ ヒーロー（黒ベース）
   ========================================================= */
.hero{position:relative;background:radial-gradient(120% 120% at 78% 12%,#3A0E29 0%,var(--dark) 55%);color:#fff;overflow:hidden;padding:118px 0 108px;}
.hero .grid-bg{position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:linear-gradient(var(--dark-line) 1px,transparent 1px),linear-gradient(90deg,var(--dark-line) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(circle at 30% 40%,#000 0%,transparent 72%);}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero .en{color:var(--accent);font-size:.76rem;}
.hero h1{font-size:clamp(1.9rem,4.8vw,3rem);line-height:1.5;margin:1rem 0 1.4rem;letter-spacing:.03em;font-weight:700;}
.hero h1 .mg{color:#fff;background:linear-gradient(transparent 62%,rgba(228,0,127,.45) 62%);}
.hero .checks{list-style:none;padding:0;margin:0 0 2rem;display:flex;flex-direction:column;gap:.7rem;}
.hero .checks li{position:relative;padding-left:2rem;color:rgba(255,255,255,.86);font-size:.96rem;line-height:1.75;}
.hero .checks li::before{content:"";position:absolute;left:0;top:.35em;width:1.15rem;height:1.15rem;border-radius:3px;background:var(--brand);
  -webkit-mask:no-repeat center/72% url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23fff' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E");
  mask:no-repeat center/72% url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23fff' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E");background-color:var(--accent);}
.hero .checks li b{color:#fff;}
.hero .fseq{display:flex;flex-wrap:wrap;gap:.35rem 1.1rem;margin:0 0 2.2rem;font-size:.82rem;color:rgba(255,255,255,.5);letter-spacing:.06em;}
.hero .fseq b{color:var(--accent);font-family:"Outfit",sans-serif;font-weight:600;}
.hero .btns .btn-fill{background:#fff;color:var(--brand-d);}
.hero .btns .btn-fill:hover{background:var(--brand-l);}
.hero .btns .btn-line{border-color:rgba(255,255,255,.45);color:#fff;}
.hero .btns .btn-line:hover{background:rgba(255,255,255,.12);}
.hero-copy>*{opacity:0;transform:translateY(18px);animation:rise .8s cubic-bezier(.2,.7,.2,1) forwards;}
.hero-copy .en{animation-delay:.05s;}
.hero-copy h1{animation-delay:.16s;}
.hero-copy .checks{animation-delay:.3s;}
.hero-copy .fseq{animation-delay:.4s;}
.hero-copy .btns{animation-delay:.48s;}
@keyframes rise{to{opacity:1;transform:none;}}

/* ヒーロー右：F マーク図版（写真の代わり）*/
.hero-art{position:relative;z-index:2;}
.hero-art svg{width:100%;height:auto;filter:drop-shadow(0 20px 40px rgba(228,0,127,.25));}

/* ---- 指標バー ---- */
.metrics{background:var(--dark-2);color:#fff;}
.metrics .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--dark-line);padding:0;}
.metric{background:var(--dark-2);padding:34px 22px;text-align:center;}
.metric b{display:block;font-family:"Outfit",sans-serif;font-size:1.95rem;font-weight:600;letter-spacing:.01em;line-height:1.1;}
.metric b .u{font-size:.46em;margin-left:.15em;font-weight:500;color:rgba(255,255,255,.7);}
.metric span{display:block;font-size:.76rem;color:rgba(255,255,255,.62);margin-top:.55rem;letter-spacing:.05em;}

/* ---------- イントロ（会社特徴）---------- */
.intro{background:var(--paper);}
.intro .wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:60px;align-items:start;}
.intro h2{font-size:clamp(1.4rem,3vw,1.9rem);margin:.8rem 0 0;line-height:1.65;}
.intro .lead-mark{font-size:clamp(1.15rem,2.6vw,1.5rem);font-weight:700;color:var(--brand);line-height:1.7;margin:0;}
.intro .body p{margin:0 0 1.2rem;color:var(--ink-l);font-size:.95rem;}
.intro .body p:last-child{margin-bottom:0;}

/* ---------- 6つのF ---------- */
.six{background:var(--dark);color:#fff;}
.six .shead .eyebrow{color:var(--accent);}
.six .shead .eyebrow::before{background:var(--accent);}
.six .shead h2{color:#fff;}
.six .shead .sub{color:rgba(255,255,255,.6);}
.f-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--dark-line);border:1px solid var(--dark-line);}
.f-card{background:var(--dark);padding:34px 30px;transition:background .25s;}
.f-card:hover{background:var(--dark-2);}
.f-card .fk{font-family:"Outfit",sans-serif;font-weight:700;font-size:1.6rem;color:var(--accent);letter-spacing:.02em;}
.f-card .fj{font-size:.82rem;color:rgba(255,255,255,.55);margin-left:.5rem;letter-spacing:.08em;}
.f-card h3{font-size:1.02rem;margin:.9rem 0 .6rem;color:#fff;font-weight:700;}
.f-card p{margin:0;font-size:.85rem;color:rgba(255,255,255,.62);line-height:1.85;}

/* ---------- ソリューション一覧 ---------- */
.sol{background:var(--paper-2);}
.sol-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.sol-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:36px 34px;transition:border-color .2s,box-shadow .2s,transform .2s;display:flex;flex-direction:column;}
.sol-card:hover{border-color:var(--brand);box-shadow:var(--shadow-s);transform:translateY(-3px);}
.sol-card .no{font-family:"Outfit",sans-serif;font-size:.8rem;color:var(--brand);letter-spacing:.1em;font-weight:600;}
.sol-card h3{font-size:1.14rem;margin:.5rem 0 .8rem;line-height:1.5;}
.sol-card p{margin:0 0 1.2rem;font-size:.88rem;color:var(--ink-l);line-height:1.9;}
.sol-card .cat{font-size:.72rem;color:var(--ink-xl);letter-spacing:.06em;margin-top:auto;}
.sol-card .go{margin-top:1rem;font-size:.8rem;color:var(--brand);font-weight:700;display:inline-flex;gap:.4rem;align-items:center;}
.sol-card.wide{grid-column:1/-1;}

/* ---------- 事例プレビュー ---------- */
.cases{background:var(--paper);}
.case-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;}
.case-cell{padding:26px 22px;border-right:1px solid var(--line);transition:background .18s;}
.case-cell:last-child{border-right:none;}
.case-cell:hover{background:var(--paper-2);}
.case-cell .cn{font-family:"Outfit",sans-serif;font-size:.72rem;color:var(--brand);font-weight:600;letter-spacing:.08em;}
.case-cell h4{font-size:.9rem;margin:.5rem 0 .7rem;line-height:1.55;}
.case-cell .cm{font-family:"Outfit",sans-serif;font-size:1.2rem;color:var(--ink);font-weight:600;line-height:1.2;}
.case-cell .cm small{display:block;font-family:var(--f,inherit);font-size:.68rem;color:var(--ink-xl);font-weight:400;margin-top:.3rem;letter-spacing:.03em;}

/* ---------- ナレッジ プレビュー ---------- */
.know{background:var(--paper-2);}
.know .wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:56px;align-items:start;}
.know-list{border-top:1px solid var(--line);}
.know-item{display:grid;grid-template-columns:auto auto 1fr;gap:18px;align-items:baseline;padding:19px 4px;border-bottom:1px solid var(--line);transition:background .16s;}
.know-item:hover{background:var(--paper);}
.know-item time{font-family:"Outfit",sans-serif;font-size:.8rem;color:var(--ink-xl);}
.know-item .cat{font-size:.68rem;color:var(--brand);border:1px solid var(--brand);border-radius:3px;padding:.1rem .5rem;justify-self:start;letter-spacing:.03em;}
.know-item p{margin:0;font-size:.88rem;}

/* ---------- CTA（黒ベース）---------- */
.cta{background:radial-gradient(120% 140% at 20% 0%,#3A0E29 0%,var(--dark) 60%);color:#fff;text-align:center;}
.cta h2{font-size:clamp(1.4rem,3.4vw,2rem);margin:0 0 1rem;}
.cta p{color:rgba(255,255,255,.8);margin:0 0 2.2rem;font-size:.94rem;}
.cta .btns{justify-content:center;}
.cta .btn-fill{background:#fff;color:var(--brand-d);}
.cta .btn-fill:hover{background:var(--brand-l);}
.cta .btn-line{border-color:rgba(255,255,255,.45);color:#fff;}
.cta .btn-line:hover{background:rgba(255,255,255,.12);}
.cta .small{font-size:.78rem;color:rgba(255,255,255,.5);margin-top:1.4rem;letter-spacing:.04em;}

/* =========================================================
   下層ページ 共通
   ========================================================= */
.phero{background:radial-gradient(120% 160% at 82% 0%,#3A0E29 0%,var(--dark) 58%);color:#fff;padding:74px 0 66px;position:relative;overflow:hidden;}
.phero .grid-bg{position:absolute;inset:0;opacity:.4;pointer-events:none;
  background-image:linear-gradient(var(--dark-line) 1px,transparent 1px),linear-gradient(90deg,var(--dark-line) 1px,transparent 1px);
  background-size:52px 52px;mask-image:radial-gradient(circle at 78% 30%,#000 0%,transparent 70%);}
.phero .wrap{position:relative;z-index:2;}
.phero .en{color:var(--accent);font-size:.74rem;}
.phero h1{font-size:clamp(1.7rem,4vw,2.5rem);margin:.7rem 0 0;font-weight:700;letter-spacing:.03em;}
.phero p{color:rgba(255,255,255,.78);margin:.9rem 0 0;max-width:40em;font-size:.94rem;}
.crumb{background:var(--paper-2);border-bottom:1px solid var(--line);}
.crumb .wrap{padding-block:13px;font-size:.77rem;color:var(--ink-l);letter-spacing:.03em;}
.crumb a:hover{color:var(--brand);}
.crumb span{margin:0 .5em;opacity:.5;}

/* 課題 3カラム（黒ベース）*/
.pains{background:var(--dark);color:#fff;}
.pains .shead h2,.pains .shead .eyebrow{color:#fff;}
.pains .shead .eyebrow{color:var(--accent);}
.pains .shead .eyebrow::before{background:var(--accent);}
.pains .shead .sub{color:rgba(255,255,255,.6);}
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.pain{background:var(--dark-2);border:1px solid var(--dark-line);border-radius:var(--r);padding:32px 28px;border-top:3px solid var(--accent);}
.pain h3{font-size:1rem;margin:0 0 .8rem;color:#fff;}
.pain p{margin:0;font-size:.85rem;color:rgba(255,255,255,.62);line-height:1.85;}

/* 交互ブロック */
.alt{display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:start;}
.alt + .alt{margin-top:74px;padding-top:74px;border-top:1px solid var(--line);}
.alt .no{font-family:"Outfit",sans-serif;font-size:2.4rem;color:var(--paper-3);font-weight:700;line-height:1;}
.alt h2{font-size:clamp(1.3rem,2.8vw,1.7rem);margin:.5rem 0 1.1rem;}
.alt p{color:var(--ink-l);margin:0 0 1rem;font-size:.93rem;}
.alt ul{margin:1.3rem 0 0;padding:0;list-style:none;border-top:1px solid var(--line);}
.alt ul li{position:relative;padding:.75rem 0 .75rem 1.5em;font-size:.87rem;color:var(--ink-l);border-bottom:1px solid var(--line-2);}
.alt ul li::before{content:"";position:absolute;left:0;top:1.3em;width:8px;height:8px;background:var(--brand);border-radius:2px;}

/* ステップ帯 */
.steps{display:grid;gap:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;}
.steps.col4{grid-template-columns:repeat(4,1fr);}
.steps.col5{grid-template-columns:repeat(5,1fr);}
.step{padding:28px 22px;border-right:1px solid var(--line);position:relative;background:var(--paper);}
.step:last-child{border-right:none;}
.step .n{font-family:"Outfit",sans-serif;font-size:.74rem;color:var(--brand);font-weight:600;letter-spacing:.08em;}
.step h4{font-size:.92rem;margin:.5rem 0 .4rem;line-height:1.55;}
.step p{font-size:.78rem;color:var(--ink-l);margin:0;line-height:1.8;}

/* FL チャート */
.flchart{border:1px solid var(--line);border-radius:var(--r);padding:32px;background:var(--paper);}
.flchart svg{width:100%;height:auto;}
.fllegend{display:flex;gap:24px;flex-wrap:wrap;margin-top:16px;font-size:.8rem;color:var(--ink-l);}
.fllegend i{display:inline-block;width:20px;height:3px;margin-right:.5rem;vertical-align:middle;}

/* 4象限（企画書 CASE 詳細のトーン）*/
.quad{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.quad-box{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:0 28px 28px;}
.quad-box .tab{margin:-1px 0 20px -1px;transform:translateY(0);}
.quad-box ul{margin:0;padding-left:1.2em;}
.quad-box li{font-size:.87rem;color:var(--ink-l);margin:.4rem 0;line-height:1.8;}
.quad-box p{font-size:.87rem;color:var(--ink-l);margin:.3rem 0;}

/* 数値カード */
.figs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.fig{border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;}
.fig b{font-family:"Outfit",sans-serif;font-size:2rem;font-weight:600;color:var(--brand);display:block;line-height:1.1;}
.fig span{font-size:.82rem;color:var(--ink-l);display:block;margin-top:.5rem;}

/* 会社概要テーブル */
.tbl{width:100%;border-collapse:collapse;font-size:.9rem;border-top:2px solid var(--brand);}
.tbl th,.tbl td{text-align:left;padding:17px 4px;border-bottom:1px solid var(--line);vertical-align:top;}
.tbl th{width:26%;color:var(--ink);font-weight:700;}
.tbl td{color:var(--ink-l);}

/* 代表挨拶 */
.greet{display:grid;grid-template-columns:.7fr 1.3fr;gap:52px;align-items:start;}
.greet .portrait{border:1px solid var(--line);border-radius:var(--r);background:var(--paper-2);aspect-ratio:3/4;display:flex;align-items:center;justify-content:center;color:var(--ink-xl);font-size:.8rem;text-align:center;padding:20px;}
.greet .msg p{color:var(--ink-l);margin:0 0 1.1rem;font-size:.93rem;}
.greet .msg .sign{margin-top:1.6rem;font-size:.88rem;color:var(--ink);}
.greet .msg .sign b{font-size:1.05rem;}

/* 沿革 */
.hist{border-top:2px solid var(--brand);}
.hist-row{display:grid;grid-template-columns:auto 1fr;gap:28px;padding:18px 4px;border-bottom:1px solid var(--line);}
.hist-row time{font-family:"Outfit",sans-serif;font-size:.86rem;color:var(--brand);font-weight:600;white-space:nowrap;}
.hist-row p{margin:0;font-size:.9rem;color:var(--ink-l);}

/* アクセス */
.access{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:stretch;}
.map-box{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;min-height:280px;background:var(--paper-3);}
.map-box iframe{width:100%;height:100%;min-height:280px;border:0;display:block;}
.access .info h3{margin:0 0 1rem;font-size:1.1rem;}
.access .info p{margin:0 0 .6rem;color:var(--ink-l);font-size:.9rem;}

/* フォーム */
.form{max-width:680px;}
.field{margin-bottom:20px;}
.field label{display:block;font-size:.85rem;color:var(--ink);margin-bottom:.5rem;font-weight:700;}
.field label .req{color:#fff;background:var(--brand);font-size:.62rem;margin-left:.5em;padding:.1rem .4rem;border-radius:3px;letter-spacing:.04em;vertical-align:middle;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);background:var(--paper);border-radius:var(--r);
  padding:.82rem 1rem;font:inherit;font-size:.93rem;color:var(--ink);transition:border-color .16s;
}
.field textarea{min-height:150px;resize:vertical;line-height:1.9;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--ink-l);}
.check input{width:auto;margin-top:.4rem;}
.form-done{display:none;background:var(--brand-xl);border:1px solid var(--brand);border-radius:var(--r);padding:36px;text-align:center;}
.form-done.on{display:block;}
.form-done h3{margin:0 0 .5rem;}
.form-done p{margin:0;color:var(--ink-l);font-size:.9rem;}
.form-note{font-size:.79rem;color:var(--ink-xl);margin-top:1rem;line-height:1.9;}

/* ページ内 CTA（各ページ末尾）*/
.foot-cta{background:var(--brand);color:#fff;text-align:center;padding:70px 0;}
.foot-cta h2{margin:0 0 .8rem;font-size:clamp(1.3rem,3vw,1.8rem);}
.foot-cta p{margin:0 0 1.8rem;color:rgba(255,255,255,.85);font-size:.92rem;}
.foot-cta .btns{justify-content:center;}
.foot-cta .btn-fill{background:#fff;color:var(--brand-d);}
.foot-cta .btn-fill:hover{background:var(--brand-l);}
.foot-cta .btn-line{border-color:rgba(255,255,255,.6);color:#fff;}
.foot-cta .btn-line:hover{background:rgba(255,255,255,.14);}

/* ---------- フッター ---------- */
footer{background:var(--dark);color:rgba(255,255,255,.62);padding:60px 0 26px;font-size:.83rem;}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;}
footer .logo{color:#fff;}
footer .logo .wm .en{color:rgba(255,255,255,.45);}
footer .fabout{margin-top:16px;max-width:25em;font-size:.81rem;line-height:1.9;}
footer h5{color:#fff;font-size:.85rem;margin:0 0 1rem;letter-spacing:.04em;}
footer .fnav{display:flex;flex-direction:column;gap:.55rem;}
footer .fnav a:hover{color:#fff;}
.fbot{margin-top:48px;padding-top:20px;border-top:1px solid var(--dark-line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.73rem;color:rgba(255,255,255,.45);}

/* ---------- レスポンシブ ---------- */
@media(max-width:980px){
  .hero .wrap{grid-template-columns:1fr;gap:40px;}
  .hero-art{max-width:340px;margin-inline:auto;}
  .sol-grid{grid-template-columns:1fr;}
  .f-grid{grid-template-columns:1fr 1fr;}
  .intro .wrap,.know .wrap{grid-template-columns:1fr;gap:32px;}
  .fgrid{grid-template-columns:1fr 1fr;}
  .metrics .wrap{grid-template-columns:repeat(2,1fr);}
  .case-strip{grid-template-columns:1fr 1fr;}
  .case-cell:nth-child(2n){border-right:none;}
  .case-cell{border-bottom:1px solid var(--line);}
  .pain-grid{grid-template-columns:1fr;}
  .steps.col4,.steps.col5{grid-template-columns:1fr 1fr;}
  .step{border-bottom:1px solid var(--line);}
  .quad{grid-template-columns:1fr;}
  .greet{grid-template-columns:1fr;gap:28px;}
  .greet .portrait{max-width:260px;aspect-ratio:1/1;}
}
@media(max-width:860px){
  section{padding:70px 0;}
  .gnav{display:none;}
  .navbtn{display:block;}
  .hero{padding:80px 0 74px;}
  .alt,.access{grid-template-columns:1fr;gap:26px;}
  .alt + .alt{margin-top:52px;padding-top:52px;}
  .figs{grid-template-columns:1fr;}
}
@media(max-width:560px){
  .wrap,.wrap-n{padding-inline:20px;}
  .f-grid{grid-template-columns:1fr;}
  .case-strip{grid-template-columns:1fr;}
  .case-cell{border-right:none;}
  .steps.col4,.steps.col5{grid-template-columns:1fr;}
  .step{border-right:none;}
  .metrics .wrap{grid-template-columns:1fr 1fr;}
  .know-item{grid-template-columns:auto 1fr;gap:6px 12px;}
  .know-item p{grid-column:1/-1;}
  .btns .btn{flex:1;justify-content:center;}
  .fgrid{grid-template-columns:1fr;}
  .hist-row{grid-template-columns:1fr;gap:4px;}
}