@charset "utf-8";
/* =========================================================
   てなもんやシステムズ  共通スタイルシート
   Brand : Teal #189798 / Cyan #04A1CD / 墨 #181717
   ========================================================= */

/* ---------- 1. デザイントークン ---------- */
:root{
  --teal:#189798;
  --teal-dark:#0d6f70;
  --teal-deep:#08595a;
  --teal-pale:#e8f5f5;
  --teal-mist:#f4fafa;
  --cyan:#04a1cd;
  --cyan-pale:#e4f6fc;
  --sumi:#1a1c1c;
  --ink:#2c3333;
  --gray:#5d6a6a;
  --gray-light:#8b9797;
  --line:#dde7e7;
  --bg:#ffffff;
  --bg-alt:#f6fafa;

  --radius:14px;
  --radius-lg:24px;
  --shadow:0 2px 8px rgba(24,151,152,.06), 0 12px 28px rgba(24,151,152,.08);
  --shadow-hover:0 6px 16px rgba(24,151,152,.12), 0 20px 44px rgba(24,151,152,.14);

  --container:1120px;
  --header-h:76px;

  --font:"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic Medium","Yu Gothic","Meiryo",system-ui,sans-serif;
  --font-en:"Helvetica Neue",Arial,var(--font);
}

/* ---------- 2. リセット ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px);}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
}
img{max-width:100%;height:auto;vertical-align:middle;border:0;}
a{color:var(--teal-dark);text-decoration:none;transition:color .2s, opacity .2s;}
a:hover{color:var(--cyan);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p,figure,dl,dd{margin:0;}
table{border-collapse:collapse;width:100%;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px;}

/* ---------- 3. レイアウト部品 ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px;}
.section{padding:clamp(56px,8vw,96px) 0;}
.section--alt{background:var(--bg-alt);}
.section--pale{background:var(--teal-mist);}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* 暖簾（のれん）モチーフの帯 */
.noren{
  height:10px;
  background:repeating-linear-gradient(90deg,
    var(--teal) 0 28px,
    #ffffff 28px 32px,
    var(--cyan) 32px 60px,
    #ffffff 60px 64px);
}

/* ---------- 4. ヘッダー ---------- */
.header{
  position:sticky;top:0;z-index:100;
  /* 注意：backdrop-filter / filter / transform を指定すると、
     子孫の position:fixed（スマホメニュー）の基準がヘッダーになり
     パネルが開かなくなるため、ここでは使用しない */
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 12px rgba(24,151,152,.06);
}
.header__inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:var(--header-h);
}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{width:auto;height:38px;border-radius:5px;display:block;}
.brand__text{display:flex;flex-direction:column;line-height:1.25;}
.brand__name{font-size:15px;font-weight:700;color:var(--sumi);letter-spacing:.02em;}
.brand__tag{font-size:11px;color:var(--gray);letter-spacing:.04em;}

.header__right{display:flex;align-items:center;gap:20px;}
.gnav>ul{display:flex;align-items:center;gap:4px;}
/* ボタン（.btn）を巻き込まないよう、メニュー項目だけに限定して指定する */
.gnav>ul a{
  display:block;padding:10px 14px;border-radius:8px;
  font-size:14.5px;font-weight:600;color:var(--ink);
}
.gnav>ul a:hover{background:var(--teal-pale);color:var(--teal-dark);}
.gnav>ul a[aria-current="page"]{color:var(--teal);background:var(--teal-pale);}
.gnav__cta{display:none;}

.header__tel{text-align:right;line-height:1.3;}
.header__tel .num{
  display:block;font-family:var(--font-en);font-size:19px;font-weight:700;
  color:var(--teal-dark);letter-spacing:.01em;
}
.header__tel .lbl{display:block;font-size:10.5px;color:var(--gray);}

.hamburger{display:none;width:46px;height:46px;position:relative;border-radius:10px;}
.hamburger span{
  position:absolute;left:12px;width:22px;height:2px;background:var(--sumi);
  border-radius:2px;transition:transform .25s, opacity .2s;
}
.hamburger span:nth-child(1){top:16px;}
.hamburger span:nth-child(2){top:22px;}
.hamburger span:nth-child(3){top:28px;}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 5. ヒーロー（トップ） ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(160deg,var(--teal) 0%,var(--teal-deep) 55%,#064a4b 100%);color:#fff;}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 18%, rgba(4,161,205,.42), transparent 55%);
  pointer-events:none;
}
.hero__inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.32fr .68fr;gap:clamp(24px,4vw,56px);align-items:center;
  padding:clamp(52px,7vw,88px) 24px clamp(60px,8vw,96px);
}
.hero__eyebrow{
  display:inline-block;padding:6px 16px;margin-bottom:22px;
  border:1px solid rgba(255,255,255,.55);border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;
}
.hero h1{
  font-size:clamp(25px,3.6vw,41px);line-height:1.5;font-weight:800;letter-spacing:.005em;
  margin-bottom:22px;text-shadow:0 2px 14px rgba(0,0,0,.16);
  /* 日本語の不自然な行分割を防ぐ */
  line-break:strict;
}
.hero h1 .nowrap{display:inline-block;}
.hero h1 .accent{color:#a9ecec;}
.hero__lead{font-size:clamp(14.5px,1.6vw,16.5px);line-height:2;color:rgba(255,255,255,.94);max-width:31em;text-wrap:pretty;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero__art{display:flex;justify-content:center;align-items:center;}
.hero__art img{
  width:min(100%,400px);background:#fff;border-radius:var(--radius-lg);
  padding:22px;box-shadow:0 18px 46px rgba(0,0,0,.24);
}

/* ---------- 6. 下層ページの見出し ---------- */
.pagehead{
  background:linear-gradient(150deg,var(--teal) 0%,var(--teal-deep) 100%);
  color:#fff;padding:clamp(40px,6vw,64px) 0;position:relative;overflow:hidden;
}
.pagehead::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 88% 10%, rgba(4,161,205,.4), transparent 58%);
}
.pagehead .container{position:relative;z-index:1;}
.pagehead h1{font-size:clamp(24px,3.6vw,36px);font-weight:800;letter-spacing:.02em;}
.pagehead .en{
  display:block;font-family:var(--font-en);font-size:12.5px;font-weight:600;
  letter-spacing:.18em;color:#a9ecec;margin-bottom:8px;
}
.pagehead p{margin-top:14px;color:rgba(255,255,255,.9);font-size:15px;}
.breadcrumb{background:var(--bg-alt);border-bottom:1px solid var(--line);}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;padding:12px 0;font-size:12.5px;color:var(--gray);}
.breadcrumb li+li::before{content:"\203A";margin-right:8px;color:var(--gray-light);}

/* ---------- 7. 見出し ---------- */
.sec-head{text-align:center;margin-bottom:clamp(34px,5vw,54px);}
.sec-head .en{
  display:block;font-family:var(--font-en);font-size:12.5px;font-weight:700;
  letter-spacing:.18em;color:var(--cyan);margin-bottom:10px;
}
.sec-head h2{font-size:clamp(21px,3vw,31px);font-weight:800;color:var(--sumi);letter-spacing:.02em;}
.sec-head p{margin-top:16px;color:var(--gray);font-size:15px;}
.sec-head--left{text-align:left;}

.h3-bar{
  display:flex;align-items:center;gap:12px;
  font-size:clamp(18px,2.3vw,23px);font-weight:800;color:var(--sumi);
  margin:0 0 20px;padding-bottom:14px;border-bottom:2px solid var(--line);
}
.h3-bar::before{content:"";width:5px;height:1.15em;background:var(--teal);border-radius:3px;flex:none;}

.h4-dot{font-size:16.5px;font-weight:700;color:var(--teal-dark);margin:28px 0 10px;}
.h4-dot::before{content:"\25A0";margin-right:8px;font-size:12px;color:var(--cyan);}

/* ---------- 8. ボタン ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 30px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.02em;
  transition:transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn:hover{transform:translateY(-2px);}
.btn--primary{background:var(--cyan);color:#fff;box-shadow:0 6px 18px rgba(4,161,205,.36);}
.btn--primary:hover{background:#0bb4e2;color:#fff;box-shadow:0 10px 26px rgba(4,161,205,.44);}
.btn--ghost{background:rgba(255,255,255,.1);color:#fff;border:1.5px solid rgba(255,255,255,.7);}
.btn--ghost:hover{background:#fff;color:var(--teal-dark);}
.btn--outline{background:#fff;color:var(--teal-dark);border:1.5px solid var(--teal);}
.btn--outline:hover{background:var(--teal);color:#fff;}
.btn--lg{padding:17px 42px;font-size:16px;}
.btn-center{display:flex;justify-content:center;margin-top:40px;}

/* ---------- 9. カード / グリッド ---------- */
.grid{display:grid;gap:clamp(18px,2.4vw,26px);}
.grid--2{grid-template-columns:repeat(2,1fr);}
.grid--3{grid-template-columns:repeat(3,1fr);}
.grid--4{grid-template-columns:repeat(4,1fr);}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;box-shadow:var(--shadow);
  transition:transform .25s, box-shadow .25s, border-color .25s;
  display:flex;flex-direction:column;
}
a.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--teal);}
.card__icon{
  width:54px;height:54px;border-radius:14px;flex:none;
  display:grid;place-items:center;margin-bottom:18px;
  background:var(--teal-pale);color:var(--teal-dark);
}
.card__icon svg{width:27px;height:27px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.card h3{font-size:17.5px;font-weight:700;color:var(--sumi);margin-bottom:12px;line-height:1.6;}
.card p{font-size:14.5px;color:var(--gray);line-height:1.9;}
.card__more{margin-top:auto;padding-top:18px;font-size:14px;font-weight:700;color:var(--teal-dark);}
.card__more::after{content:" \2192";}
.card__num{
  font-family:var(--font-en);font-size:13px;font-weight:800;letter-spacing:.1em;
  color:var(--cyan);margin-bottom:10px;
}

/* ---------- 10. 本文コンテンツ ---------- */
.prose p{margin-bottom:1.5em;font-size:15.5px;text-wrap:pretty;}
.prose p:last-child{margin-bottom:0;}
.prose strong{color:var(--teal-dark);font-weight:700;}
.panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(24px,3.4vw,40px);box-shadow:var(--shadow);
}
.panel+.panel{margin-top:clamp(20px,3vw,32px);}
.lead-quote{
  border-left:5px solid var(--teal);background:var(--teal-mist);
  padding:22px 26px;border-radius:0 var(--radius) var(--radius) 0;
  font-size:16px;font-weight:600;color:var(--teal-deep);line-height:1.95;
}
.checklist li{position:relative;padding-left:32px;margin-bottom:13px;font-size:15px;}
.checklist li::before{
  content:"\2714";position:absolute;left:0;top:0;
  width:20px;height:20px;margin-top:.42em;border-radius:50%;
  background:var(--teal);color:#fff;
  font-size:10px;line-height:20px;text-align:center;
}
.notelist li{position:relative;padding-left:20px;margin-bottom:10px;font-size:14.8px;color:var(--gray);}
.notelist li::before{content:"";position:absolute;left:2px;top:.78em;width:7px;height:7px;border-radius:50%;background:var(--cyan);}

/* ---------- 11. テーブル ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.table{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:15px;}
.table th,.table td{padding:17px 22px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);}
.table tr:last-child th,.table tr:last-child td{border-bottom:0;}
.table th{width:30%;min-width:150px;background:var(--teal-mist);font-weight:700;color:var(--teal-deep);white-space:nowrap;}
.table td{color:var(--ink);}

/* ---------- 12. お知らせ ---------- */
.news{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;}
.news li{display:flex;flex-wrap:wrap;gap:6px 20px;align-items:baseline;padding:20px 26px;border-bottom:1px solid var(--line);}
.news li:last-child{border-bottom:0;}
.news time{font-family:var(--font-en);font-size:13.5px;font-weight:700;color:var(--gray-light);flex:none;}
.news .tag{
  font-size:11px;font-weight:700;letter-spacing:.05em;padding:3px 11px;border-radius:999px;
  background:var(--cyan-pale);color:#046b8a;flex:none;
}
.news .tag--info{background:var(--teal-pale);color:var(--teal-deep);}
.news p{flex:1 1 260px;font-size:15px;line-height:1.8;}

/* ---------- 12-2. 提案スライドへの誘導バナー ---------- */
.promo{
  display:flex;align-items:center;gap:clamp(20px,3vw,44px);
  padding:clamp(28px,3.6vw,44px);
  background:#fff;border:2px solid var(--teal);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
}
.promo__body{flex:1;}
.promo__eyebrow{
  display:block;font-family:var(--font-en);font-size:12px;font-weight:700;
  letter-spacing:.16em;color:var(--cyan);margin-bottom:12px;
}
.promo h2{
  font-size:clamp(19px,2.6vw,27px);font-weight:800;color:var(--sumi);
  line-height:1.55;margin-bottom:14px;letter-spacing:.01em;
}
.promo p{font-size:15px;line-height:1.9;color:var(--gray);text-wrap:pretty;}
.promo__action{flex:none;}
.promo__note{
  display:block;margin-top:12px;font-size:12.5px;color:var(--gray-light);text-align:center;
}

/* ---------- 13. お問い合わせCTA ---------- */
.cta{background:linear-gradient(150deg,var(--teal) 0%,var(--teal-deep) 100%);color:#fff;position:relative;overflow:hidden;}
.cta::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 15% 85%, rgba(4,161,205,.4), transparent 55%);}
.cta .container{position:relative;z-index:1;text-align:center;padding-block:clamp(48px,7vw,76px);}
.cta h2{font-size:clamp(20px,2.8vw,29px);font-weight:800;margin-bottom:14px;}
.cta p{color:rgba(255,255,255,.92);font-size:15px;margin-bottom:32px;}
.cta__box{display:flex;flex-wrap:wrap;justify-content:center;gap:16px 44px;align-items:center;}
.cta__tel{text-align:left;}
.cta__tel .num{display:block;font-family:var(--font-en);font-size:clamp(26px,4vw,36px);font-weight:800;line-height:1.2;color:#fff;}
.cta__tel .num:hover{color:#a9ecec;}
.cta__tel .lbl{display:block;font-size:12.5px;color:rgba(255,255,255,.85);margin-top:4px;}

/* ---------- 14. フォーム ---------- */
.form{display:grid;gap:22px;}
.form__row{display:grid;gap:8px;}
.form label{font-size:14.5px;font-weight:700;color:var(--sumi);}
.req{font-size:11px;font-weight:700;color:#fff;background:#c0492f;padding:2px 9px;border-radius:4px;margin-left:8px;}
.opt{font-size:11px;font-weight:700;color:var(--gray);background:var(--line);padding:2px 9px;border-radius:4px;margin-left:8px;}
.form input,.form textarea,.form select{
  width:100%;padding:14px 16px;font-family:inherit;font-size:15.5px;color:var(--ink);
  background:#fff;border:1.5px solid var(--line);border-radius:10px;transition:border-color .2s, box-shadow .2s;
}
.form input:focus,.form textarea:focus,.form select:focus{
  outline:0;border-color:var(--teal);box-shadow:0 0 0 4px rgba(24,151,152,.14);
}
.form textarea{min-height:180px;resize:vertical;line-height:1.8;}
.form__note{font-size:13px;color:var(--gray);}

/* ---------- 15. アクセス ---------- */
.map-frame{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);background:var(--bg-alt);
}
.map-frame iframe{display:block;width:100%;height:420px;border:0;}

/* ---------- 16. フッター ---------- */
.footer{background:var(--sumi);color:rgba(255,255,255,.72);font-size:14px;}
.footer__main{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding:clamp(44px,6vw,64px) 0;}
.footer__brand img{height:40px;width:auto;border-radius:5px;margin-bottom:16px;}
.footer__brand p{font-size:13.5px;line-height:1.95;color:rgba(255,255,255,.66);}
.footer h2{font-size:13.5px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:16px;}
.footer nav li{margin-bottom:11px;}
.footer nav a{font-size:14px;color:rgba(255,255,255,.72);}
.footer nav a:hover{color:#6fdada;}
.footer__contact dt{font-size:11.5px;color:rgba(255,255,255,.5);letter-spacing:.05em;margin-top:12px;}
.footer__contact dt:first-child{margin-top:0;}
.footer__contact dd{font-size:14.5px;color:#fff;line-height:1.7;}
.footer__contact a{color:#fff;}
.footer__contact a:hover{color:#6fdada;}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.13);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer__bottom a{color:rgba(255,255,255,.62);}
.footer__bottom a:hover{color:#6fdada;}

/* ページ先頭へ */
.totop{
  position:fixed;right:20px;bottom:20px;z-index:90;
  width:48px;height:48px;border-radius:50%;
  background:var(--teal);color:#fff;display:grid;place-items:center;
  box-shadow:0 6px 18px rgba(0,0,0,.22);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s, visibility .25s, transform .25s, background .2s;
}
.totop.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.totop:hover{background:var(--cyan);color:#fff;}
.totop svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- 17. スクロール表示アニメーション ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease;}
.reveal.is-shown{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;}
}

/* =========================================================
   18. レスポンシブ
   ========================================================= */
@media screen and (max-width:1024px){
  .grid--4{grid-template-columns:repeat(2,1fr);}
  .header__tel{display:none;}
}

@media screen and (max-width:900px){
  :root{--header-h:64px;}
  .hamburger{display:block;}
  .header__right{gap:0;}
  .gnav{
    position:fixed;top:var(--header-h);left:0;right:0;bottom:0;
    background:#fff;padding:12px 20px 40px;overflow-y:auto;
    transform:translateX(100%);transition:transform .3s ease;
    border-top:1px solid var(--line);
  }
  .gnav.is-open{transform:translateX(0);}
  .gnav>ul{flex-direction:column;align-items:stretch;gap:0;}
  .gnav>ul a{
    padding:17px 8px;border-bottom:1px solid var(--line);border-radius:0;font-size:16px;
  }
  .gnav>ul a:hover,.gnav>ul a[aria-current="page"]{background:transparent;color:var(--teal);}
  .gnav__cta{display:grid;gap:12px;margin-top:24px;}
  .gnav__cta .btn{width:100%;}
  body.nav-open{overflow:hidden;}

  .hero__inner{grid-template-columns:1fr;text-align:center;}
  .hero__lead{margin-inline:auto;}
  .hero__actions{justify-content:center;}
  .hero__art{order:-1;}
  .hero__art img{width:min(78%,300px);padding:16px;}

  .grid--3{grid-template-columns:repeat(2,1fr);}
  .footer__main{grid-template-columns:1fr 1fr;gap:32px;}
  .footer__brand{grid-column:1 / -1;}
}

@media screen and (max-width:640px){
  body{font-size:15.5px;line-height:1.85;}
  .container{padding-inline:18px;}
  .brand img{height:32px;}
  .brand__name{font-size:13.5px;}
  .brand__tag{font-size:10px;}

  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr;}
  .card{padding:24px 20px;}

  .table th,.table td{display:block;width:100%;min-width:0;white-space:normal;}
  .table th{border-bottom:0;padding:12px 18px 8px;}
  .table td{padding:0 18px 16px;}

  .news li{padding:16px 18px;}
  .promo{flex-direction:column;align-items:stretch;text-align:center;}
  .promo__action .btn{width:100%;}
  .cta__box{flex-direction:column;gap:22px;}
  .cta__tel{text-align:center;}
  .map-frame iframe{height:300px;}
  .footer__main{grid-template-columns:1fr;}
  .totop{right:14px;bottom:14px;width:44px;height:44px;}
}

/* ---------- 19. 印刷 ---------- */
@media print{
  .header,.footer,.cta,.totop,.hero__actions{display:none!important;}
  body{color:#000;font-size:12pt;}
  .card,.panel,.table{box-shadow:none;border:1px solid #999;}
  .reveal{opacity:1;transform:none;}
}