@charset "utf-8";
/* ==========================================================================
   フューチャースター株式会社　共通スタイル
   色はロゴ（矢印の星）から取っています。変更するときは :root だけ直せば
   サイト全体に反映されます。
   ========================================================================== */

:root{
  /* ロゴ由来の色 */
  --blue-900:#00467A;   /* いちばん濃い青（見出し・社名） */
  --blue-800:#0A5A96;
  --blue:#0072B1;       /* 基調色 */
  --blue-400:#0098D6;
  --cyan:#2BC4E8;
  --yellow:#FBBE0B;
  --orange:#EE7C26;     /* ボタンなどのアクセント */
  --orange-deep:#D9631C;

  --ink:#17252F;
  --muted:#5B7383;
  --line:#DCE6EE;
  --bg:#FFFFFF;
  --bg-soft:#F2F8FC;
  --bg-soft2:#E4F1F9;

  --wrap:1120px;
  --radius:12px;
  --shadow:0 10px 30px rgba(0,70,122,.09);
  --font-ja:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  --font-round:"M PLUS Rounded 1c","Noto Sans JP",sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--font-ja); font-size:16px; line-height:1.95;
  -webkit-text-size-adjust:100%; overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--blue); text-decoration:none; }
a:hover{ text-decoration:underline; }
.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:24px; }
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0;
}
.ar{ display:inline-block; transition:transform .2s; }
/* スマホでだけ改行したいところに入れる <br class="only-sp"> */
.only-sp{ display:none; }
@media (max-width:440px){ .only-sp{ display:inline; } }
a:hover .ar,button:hover .ar{ transform:translateX(3px); }

/* ============ ヘッダー ============ */
.header{
  position:sticky; top:0; z-index:50; background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(8px); border-bottom:1px solid var(--line);
}
.header__inner{
  max-width:var(--wrap); margin-inline:auto; padding:18px 24px;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
}
.logo{ display:flex; align-items:center; gap:14px; text-decoration:none; }
.logo:hover{ text-decoration:none; }
.logo__mark{ width:54px; height:54px; flex:none; }
.logo__text{ display:flex; flex-direction:column; line-height:1.15; }
.logo__en{
  font-family:var(--font-round); font-weight:800; font-size:22px;
  letter-spacing:.02em; color:var(--blue-900);
}
.logo__ja{ font-size:11.5px; color:var(--muted); letter-spacing:.06em; margin-top:4px; }

.gnav__list{ list-style:none; display:flex; align-items:center; gap:30px; margin:0; padding:0; }
.gnav__list a{
  font-size:15.5px; font-weight:500; color:var(--ink); text-decoration:none;
  padding:7px 0; position:relative;
}
.gnav__list a:not(.btn-contact)::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:2px;
  background:var(--blue-400); transform:scaleX(0); transition:transform .2s;
}
.gnav__list a:not(.btn-contact):hover::after{ transform:scaleX(1); }
.gnav__list a:hover{ text-decoration:none; }
.btn-contact{
  background:var(--orange); color:#fff !important; border-radius:999px;
  padding:13px 26px !important; font-weight:700; font-size:15px;
  box-shadow:0 4px 12px rgba(238,124,38,.28);
}
.btn-contact:hover{ background:var(--orange-deep); }

.navtoggle{
  display:none; width:44px; height:44px; border:0; background:transparent;
  cursor:pointer; padding:10px; flex-direction:column; justify-content:space-between;
}
.navtoggle span{ display:block; height:2px; background:var(--blue-900); border-radius:2px; }

/* ============ ボタン ============ */
.btn-solid,.btn-ghost,.btn-line{
  display:inline-flex; align-items:center; gap:8px; border-radius:999px;
  font-weight:700; font-size:15px; padding:15px 30px; text-decoration:none;
  transition:.2s; border:2px solid transparent; cursor:pointer;
}
.btn-solid{ background:var(--orange); color:#fff; box-shadow:0 6px 18px rgba(238,124,38,.3); }
.btn-solid:hover{ background:var(--orange-deep); text-decoration:none; transform:translateY(-1px); }
.btn-ghost{ background:rgba(255,255,255,.14); color:#fff; border-color:rgba(255,255,255,.7); }
.btn-ghost:hover{ background:#fff; color:var(--blue-900); text-decoration:none; }
.btn-line{ background:#fff; color:var(--blue); border-color:var(--line); }
.btn-line:hover{ border-color:var(--blue-400); text-decoration:none; }

/* ============ ファーストビュー ============ */
.hero{ position:relative; min-height:min(84vh,660px); display:flex; align-items:center;
       overflow:hidden; background:var(--blue-900); }
.hero__media{ position:absolute; inset:0; overflow:hidden; z-index:0; }
.hero__media img,.hero__media video{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
}
.hero__media video{ z-index:1; }
@media (max-width:768px){ .hero__media video{ display:none; } }
@media (prefers-reduced-motion:reduce){ .hero__media video{ display:none; } }
.hero__scrim{
  position:absolute; inset:0; z-index:1;
  background:linear-gradient(100deg, rgba(0,58,100,.90) 0%, rgba(0,80,133,.74) 46%, rgba(0,114,177,.36) 100%);
}
.hero__inner{ position:relative; z-index:2; max-width:var(--wrap); margin-inline:auto;
              padding:96px 24px 118px; width:100%; }
.hero__lead{
  display:inline-block; font-family:var(--font-round); font-weight:700;
  font-size:12px; letter-spacing:.18em; color:#fff; margin:0 0 20px;
  border:1.5px solid rgba(255,255,255,.6); border-radius:999px; padding:7px 16px;
}
.hero__copy{
  margin:0; color:#fff; font-size:clamp(30px,4.6vw,52px); font-weight:700;
  line-height:1.45; letter-spacing:.01em;
}
.hero__copy em{ font-style:normal; color:var(--yellow); }
.hero__sub{ color:#DCEBF6; font-size:15.5px; max-width:620px; margin:22px 0 0; line-height:2; }
.hero__actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:34px; }
.hero__curve{ position:absolute; left:0; right:0; bottom:-1px; z-index:3; line-height:0; }
.hero__curve svg{ width:100%; height:74px; display:block; }

/* ページ見出し（下層ページ） */
.phead{ position:relative; background:var(--blue-900); overflow:hidden; }
.phead::after{
  content:""; position:absolute; right:-90px; top:-120px; width:360px; height:360px;
  border-radius:50%; background:rgba(43,196,232,.18);
}
.phead__inner{ position:relative; z-index:1; max-width:var(--wrap); margin-inline:auto;
               padding:70px 24px 78px; }
.phead__en{ font-family:var(--font-round); font-weight:700; font-size:12px;
            letter-spacing:.2em; color:var(--cyan); display:block; margin-bottom:10px; }
.phead h1{ margin:0; color:#fff; font-size:clamp(26px,3.4vw,36px); font-weight:700; line-height:1.5; }
.phead p{ margin:14px 0 0; color:#C9E2F1; font-size:14.5px; max-width:660px; }

/* パンくず */
.crumb{ border-bottom:1px solid var(--line); background:var(--bg-soft); }
.crumb ol{ display:flex; flex-wrap:wrap; gap:8px; list-style:none; margin:0; padding:12px 24px;
           max-width:var(--wrap); margin-inline:auto; font-size:12.5px; color:var(--muted); }
.crumb li+li::before{ content:"／"; margin-right:8px; color:#A9BECD; }

/* ============ セクション共通 ============ */
.section{ padding:88px 0; }
.section--soft{ background:var(--bg-soft); }
.section--soft2{ background:var(--bg-soft2); }
.shead{ text-align:center; margin-bottom:52px; }
.shead__en{ font-family:var(--font-round); font-weight:700; font-size:12px;
            letter-spacing:.2em; color:var(--blue-400); display:block; }
.shead__ja{ font-size:clamp(24px,3vw,32px); font-weight:700; color:var(--blue-900);
            margin:10px 0 0; line-height:1.5; }
.shead__note{ color:var(--muted); font-size:14.5px; margin:16px auto 0; max-width:720px; }

/* ============ 事業カード ============ */
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.card{
  background:#fff; border-radius:var(--radius); overflow:hidden;
  box-shadow:var(--shadow); display:flex; flex-direction:column;
  border:1px solid var(--line); transition:.24s;
}
.card:hover{ transform:translateY(-4px); box-shadow:0 16px 38px rgba(0,70,122,.14); }
.card__img{ aspect-ratio:16/10; overflow:hidden; background:var(--bg-soft2); }
.card__img img{ width:100%; height:100%; object-fit:cover; }
.card__body{ padding:26px 24px 28px; display:flex; flex-direction:column; flex:1; }
.card__no{
  font-family:var(--font-round); font-weight:800; font-size:12px; letter-spacing:.14em;
  color:#fff; background:var(--blue-400); border-radius:999px; padding:4px 12px;
  align-self:flex-start;
}
.card:nth-child(2) .card__no{ background:var(--yellow); color:#6B4A00; }
.card:nth-child(3) .card__no{ background:var(--orange); }
.card__title{ font-size:19px; font-weight:700; color:var(--blue-900); margin:14px 0 4px; line-height:1.5; }
.card__en{ font-family:var(--font-round); font-size:10.5px; letter-spacing:.14em;
           color:var(--muted); margin:0 0 14px; }
.card__text{ font-size:14px; color:var(--ink); margin:0 0 20px; line-height:1.95; }
.card__text strong{ color:var(--blue-900); }
.card__more{ margin-top:auto; font-size:13.5px; font-weight:700; color:var(--blue); }

/* ============ 私たちについて ============ */
.about{ display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center; }
.about__title{ font-size:clamp(23px,2.8vw,31px); font-weight:700; color:var(--blue-900);
               margin:12px 0 22px; line-height:1.55; }
.about__text p{ margin:0 0 18px; font-size:15px; line-height:2.1; }
.about__figure img{ border-radius:var(--radius); box-shadow:var(--shadow); width:100%; }
.linkarrow{ display:inline-flex; align-items:center; gap:7px; font-weight:700;
            font-size:14.5px; color:var(--blue); }

/* ============ 数字・特徴の3列 ============ */
.points{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.point{ background:#fff; border:1px solid var(--line); border-radius:var(--radius);
        padding:30px 26px 32px; box-shadow:var(--shadow); }
.point__icon{ width:52px; height:52px; border-radius:14px; display:flex;
              align-items:center; justify-content:center; margin-bottom:18px;
              font-family:var(--font-round); font-weight:800; font-size:19px; color:#fff; }
.point:nth-child(1) .point__icon{ background:var(--blue-400); }
.point:nth-child(2) .point__icon{ background:var(--yellow); color:#6B4A00; }
.point:nth-child(3) .point__icon{ background:var(--orange); }
.point h3{ font-size:17px; font-weight:700; color:var(--blue-900); margin:0 0 10px; line-height:1.55; }
.point p{ font-size:14px; color:var(--muted); margin:0; line-height:1.95; }

/* ============ サービス詳細 ============ */
.svc{ padding:78px 0; border-top:1px solid var(--line); }
.svc:first-of-type{ border-top:0; }
.svc__grid{ display:grid; grid-template-columns:1fr 1fr; gap:52px; align-items:start; }
.svc__grid--rev .svc__body{ order:2; }
.svc__no{ font-family:var(--font-round); font-weight:800; font-size:12px;
          letter-spacing:.16em; color:var(--blue-400); }
.svc h2{ font-size:clamp(22px,2.6vw,29px); font-weight:700; color:var(--blue-900);
         margin:10px 0 6px; line-height:1.5; }
.svc__en{ font-family:var(--font-round); font-size:11px; letter-spacing:.16em;
          color:var(--muted); margin:0 0 22px; }
.svc__lead{ font-size:15px; line-height:2.1; margin:0 0 26px; }
.svc__lead strong{ color:var(--blue-900); }
.svc__figure img{ border-radius:var(--radius); box-shadow:var(--shadow); }
.checklist{ list-style:none; margin:0; padding:0; }
.checklist li{ position:relative; padding:0 0 0 30px; margin-bottom:13px;
               font-size:14.5px; line-height:1.9; }
.checklist li::before{
  content:""; position:absolute; left:0; top:.62em; width:16px; height:16px;
  border-radius:50%; background:var(--blue-400);
  box-shadow:inset 0 0 0 3px #fff, 0 0 0 1px var(--blue-400);
}
.flow{ counter-reset:st; list-style:none; margin:28px 0 0; padding:0;
       display:grid; gap:14px; }
.flow li{ counter-increment:st; background:#fff; border:1px solid var(--line);
          border-radius:10px; padding:16px 18px 16px 58px; position:relative; font-size:14px; }
.flow li::before{
  content:counter(st); position:absolute; left:16px; top:50%; transform:translateY(-50%);
  width:28px; height:28px; border-radius:50%; background:var(--blue-900); color:#fff;
  font-family:var(--font-round); font-weight:800; font-size:13px;
  display:flex; align-items:center; justify-content:center;
}
.flow li b{ color:var(--blue-900); }

/* ============ 表（会社概要） ============ */
.dl{ border-top:1px solid var(--line); }
.dl__row{ display:grid; grid-template-columns:230px 1fr; gap:0;
          border-bottom:1px solid var(--line); }
.dl__row dt{ padding:20px 20px 20px 4px; font-weight:700; color:var(--blue-900);
             font-size:14.5px; background:var(--bg-soft); padding-left:20px; }
.dl__row dd{ padding:20px 4px; margin:0; font-size:14.5px; }
.dl__row dd small{ display:block; color:var(--muted); font-size:12.5px; margin-top:4px; }

/* ============ 代表あいさつ ============ */
.message{ display:grid; grid-template-columns:.85fr 1.15fr; gap:52px; align-items:start; }
.message--solo{ display:block; max-width:820px; margin-inline:auto; }
.message__sign{ margin:34px 0 0; text-align:right; font-size:14px; color:var(--muted);
                line-height:2; }
.message__sign b{ display:inline-block; font-size:19px; color:var(--blue-900);
                  letter-spacing:.1em; margin-left:4px; }
.message__figure img{ border-radius:var(--radius); box-shadow:var(--shadow); }
.message__name{ margin-top:18px; font-size:14px; color:var(--muted); }
.message__name b{ display:block; font-size:19px; color:var(--blue-900); margin-top:4px;
                  letter-spacing:.08em; }
.message__body p{ margin:0 0 20px; font-size:15px; line-height:2.15; }

/* ============ お問い合わせフォーム ============ */
.form{ max-width:760px; margin-inline:auto; }
.form__note{ background:var(--bg-soft); border:1px solid var(--line); border-radius:10px;
             padding:20px 22px; font-size:13.5px; color:var(--ink); margin-bottom:36px; line-height:1.95; }
.form__note b{ color:var(--blue-900); }
.field{ margin-bottom:26px; }
.field__label{ display:flex; align-items:center; gap:10px; font-weight:700;
               font-size:14.5px; color:var(--blue-900); margin-bottom:9px; }
.tag{ font-size:10.5px; font-weight:700; border-radius:4px; padding:3px 8px; letter-spacing:.06em; }
.tag--req{ background:var(--orange); color:#fff; }
.tag--any{ background:#E7EEF3; color:var(--muted); }
.field input[type=text],.field input[type=email],.field input[type=tel],
.field select,.field textarea{
  width:100%; border:1.5px solid var(--line); border-radius:9px; padding:13px 15px;
  font-size:15px; font-family:inherit; color:var(--ink); background:#fff;
  transition:border-color .18s;
}
.field textarea{ min-height:180px; resize:vertical; line-height:1.9; }
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none; border-color:var(--blue-400); box-shadow:0 0 0 3px rgba(43,196,232,.18);
}
.field__help{ font-size:12.5px; color:var(--muted); margin:7px 0 0; }
.consent{ background:var(--bg-soft); border:1px solid var(--line); border-radius:10px;
          padding:18px 20px; font-size:14px; display:flex; gap:11px; align-items:flex-start; }
.consent input{ margin-top:5px; width:17px; height:17px; flex:none; }
.form__submit{ text-align:center; margin-top:34px; }
.form__submit .btn-solid{ padding:17px 52px; font-size:16px; }

/* ============ CTA ============ */
.cta{ position:relative; background:var(--blue-900); overflow:hidden; padding:78px 0; }
.cta::before{
  content:""; position:absolute; left:-110px; bottom:-160px; width:400px; height:400px;
  border-radius:50%; background:rgba(43,196,232,.14);
}
.cta::after{
  content:""; position:absolute; right:-70px; top:-130px; width:300px; height:300px;
  border-radius:50%; background:rgba(251,190,11,.12);
}
.cta__inner{ position:relative; z-index:1; text-align:center; }
.cta__en{ font-family:var(--font-round); font-weight:700; font-size:12px;
          letter-spacing:.2em; color:var(--cyan); }
.cta__title{ color:#fff; font-size:clamp(21px,2.7vw,29px); font-weight:700;
             margin:14px 0 16px; line-height:1.6; }
.cta__text{ color:#C9E2F1; font-size:14.5px; margin:0 auto 30px; max-width:620px; }
.cta__actions{ display:flex; justify-content:center; flex-wrap:wrap; gap:14px; }

/* ============ フッター ============ */
.footer{ background:#062F52; color:#B9D3E6; padding:62px 0 26px; font-size:14px; }
.footer a{ color:#B9D3E6; }
.footer a:hover{ color:#fff; }
.footer .logo__en{ color:#fff; }
.footer .logo__ja{ color:#8FB2CA; }
.footer__top{ display:grid; grid-template-columns:1.15fr 1.85fr; gap:52px; padding-bottom:42px;
              border-bottom:1px solid rgba(255,255,255,.14); }
.footer__addr{ font-style:normal; margin-top:20px; font-size:13px; line-height:2.05; color:#9EC0D8; }
.fnav{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.fnav h3{ font-size:13px; color:#fff; margin:0 0 14px; letter-spacing:.06em; }
.fnav ul{ list-style:none; margin:0; padding:0; }
.fnav li{ margin-bottom:10px; font-size:13.5px; }
.footer__bottom{ padding-top:24px; display:flex; flex-wrap:wrap; gap:16px;
                 align-items:center; justify-content:space-between; }
.fnav-inline{ display:flex; flex-wrap:wrap; gap:20px; font-size:12.5px; }
.footer__bottom small{ font-size:12px; color:#7FA5C0; }

/* ============ レスポンシブ ============ */
@media (max-width:900px){
  .cards{ grid-template-columns:1fr; }
  .points{ grid-template-columns:1fr; }
  .about,.message,.svc__grid{ grid-template-columns:1fr; gap:32px; }
  .svc__grid--rev .svc__body{ order:0; }
  .footer__top{ grid-template-columns:1fr; gap:36px; }
}
@media (max-width:820px){
  .navtoggle{ display:flex; }
  .gnav{
    position:absolute; top:100%; left:0; right:0; background:#fff;
    border-bottom:1px solid var(--line);
    max-height:0; overflow:hidden; transition:max-height .25s; box-shadow:var(--shadow);
  }
  .logo__mark{ width:46px; height:46px; }
  .logo__en{ font-size:20px; }
  .header__inner{ padding:14px 20px; }
  .gnav.is-open{ max-height:420px; }
  .gnav__list{ flex-direction:column; align-items:stretch; gap:0; padding:8px 24px 22px; }
  .gnav__list li{ border-bottom:1px solid var(--line); }
  .gnav__list li:last-child{ border-bottom:0; padding-top:14px; }
  .gnav__list a{ display:block; padding:15px 0; font-size:15px; }
  .btn-contact{ text-align:center; }
}
@media (max-width:600px){
  body{ font-size:15px; }
  .section,.svc{ padding:58px 0; }
  .hero__inner{ padding:66px 24px 86px; }
  .hero__copy{ font-size:clamp(24px,7vw,30px); }
  .hero__actions .btn-solid,.hero__actions .btn-ghost{ width:100%; justify-content:center; }
  .dl__row{ grid-template-columns:1fr; }
  .dl__row dt{ padding:14px 16px; }
  .dl__row dd{ padding:14px 16px 18px; }
  .fnav{ grid-template-columns:1fr; gap:22px; }
  .phead__inner{ padding:52px 24px 58px; }
}