@charset "UTF-8";
/* =========================================================
   メガロパ工務店 - 優しいサイト（作り直し版）
   Hero : 添付 hero.png を背景に敷き、ナビ・テキストを重ねる
   Font : Zen Maru Gothic（丸ゴシック）
   Images : 添付画像のみ使用
   ========================================================= */

:root{
  --blue:      #3d9bd4;
  --blue-dk:   #2f7fb0;
  --blue-lt:   #cfe9f7;
  --green:     #7cbf6b;
  --green-dk:  #5aa04c;
  --teal:      #3f9a94;
  --teal-dk:   #34827d;
  --orange:    #ef8b23;
  --orange-dk: #d9760f;
  --yellow:    #f5c518;
  --cream:     #fdfaf2;
  --cream-2:   #f6f6ec;
  --sand:      #eef1e2;
  --ink:       #4c4a45;
  --ink-2:     #6d6a63;

  --ff-base: "Zen Maru Gothic", "Hiragino Maru Gothic ProN",
             "ヒラギノ丸ゴ ProN W4", "Yu Gothic", "Meiryo", sans-serif;

  --wrap: 1120px;
  --radius: 18px;
  --ease: cubic-bezier(.22,.75,.3,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0;
  font-family:var(--ff-base);
  font-weight:500;
  color:var(--ink);
  background:var(--cream);
  line-height:1.9;
  letter-spacing:.04em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; height:auto; display:block; }
ul{ list-style:none; margin:0; padding:0; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,p{ margin:0; }
button{ font-family:inherit; border:0; background:none; cursor:pointer; color:inherit; }
:focus-visible{ outline:3px solid var(--orange); outline-offset:3px; border-radius:4px; }

.skip{ position:absolute; left:-9999px; top:0; z-index:999;
  background:var(--orange); color:#fff; padding:10px 18px; border-radius:0 0 10px 0; }
.skip:focus{ left:0; }

.container{ width:min(100% - 40px, var(--wrap)); margin-inline:auto; }
.container--narrow{ width:min(100% - 40px, 760px); margin-inline:auto; }

/* =========================================================
   HERO ── 背景画像 + オーバーレイ
   ========================================================= */
.hero{
  position:relative;
  min-height:clamp(560px, 62vw, 860px);
  overflow:hidden;
  isolation:isolate;
}
.hero__bg{
  position:absolute; inset:0; z-index:-1;
  background:url("../images/hero.png") no-repeat center top;
  background-size:cover;
}
/* 下端をクリームへ自然になじませる */
.hero::after{
  content:""; position:absolute; inset:auto 0 -1px 0; height:22%; z-index:-1;
  background:linear-gradient(180deg, rgba(253,250,242,0), var(--cream) 96%);
  pointer-events:none;
}

/* ---- header (overlaid) ---- */
.header{
  position:absolute; inset:0 0 auto 0; z-index:20;
  padding:16px 0;
  transition:background .35s var(--ease), box-shadow .35s var(--ease), padding .35s var(--ease);
}
.header.is-stuck{
  position:fixed;
  background:#fff;
  box-shadow:0 4px 20px rgba(60,90,110,.12);
  padding:6px 0;
}
/* 固定時は「浮いたボックス」を解除して、帯そのものをヘッダーにする */
.header.is-stuck .gnav__list{
  background:transparent;
  box-shadow:none;
  padding:0 6px;
}
.header.is-stuck .burger{
  box-shadow:none;
  background:transparent;
}
.header.is-stuck .burger span{ background:var(--green-dk); }
.header__inner{
  width:min(100% - 32px, 1400px); margin-inline:auto;
  display:flex; align-items:center; gap:20px;
}

.logo{ display:flex; align-items:center; gap:8px; flex:0 0 auto; }
.logo__img{ width:46px; height:46px; object-fit:contain; flex:0 0 auto; }
.logo__text{
  font-size:clamp(1.3rem,2.1vw,1.7rem);
  font-weight:900; color:var(--ink);
  letter-spacing:.02em; white-space:nowrap;
  text-shadow:0 1px 0 rgba(255,255,255,.6);
}
.header.is-stuck .logo__text{ text-shadow:none; }
.logo__text--w{ color:#fff; text-shadow:none; }

.gnav{ margin-left:auto; }
.gnav__list{
  display:flex; align-items:center;
  background:rgba(255,255,255,.96); border-radius:16px;
  padding:8px 6px;
  box-shadow:0 6px 18px rgba(60,90,110,.14);
}
.gnav__list > li{ position:relative; }
.gnav__list > li + li::before{
  content:""; position:absolute; left:0; top:50%; transform:translateY(-50%);
  width:1px; height:36px; background:#e6e6de;
}
.gnav__list a{
  display:flex; flex-direction:column; align-items:center; gap:2px;
  padding:4px 16px; min-width:92px;
  transition:transform .25s var(--ease), color .25s var(--ease);
}
.gnav__ico{ width:30px; height:30px; object-fit:contain; }
.gnav__txt{ font-size:.8rem; font-weight:700; white-space:nowrap; color:var(--ink); }
.gnav__list a:hover{ transform:translateY(-3px); }
.gnav__list a:hover .gnav__txt{ color:var(--orange); }

.burger{
  flex:0 0 auto;
  width:58px; height:58px; border-radius:50%;
  background:#fff; box-shadow:0 4px 16px rgba(60,90,110,.16);
  display:grid; place-content:center; gap:6px;
  transition:transform .25s var(--ease);
}
.burger:hover{ transform:scale(1.06); }
.burger span{
  display:block; width:24px; height:3px; border-radius:2px;
  background:var(--green-dk);
  transition:transform .3s var(--ease), opacity .25s var(--ease);
}
.burger.is-open span:nth-child(1){ transform:translateY(9px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-9px) rotate(-45deg); }

/* ---- hero copy (overlaid, arched) ---- */
.visually-hidden{
  position:absolute !important; width:1px; height:1px;
  padding:0; margin:-1px; overflow:hidden; clip:rect(0 0 0 0);
  white-space:nowrap; border:0;
}
.hero__copy{
  position:absolute; z-index:10;
  top:clamp(70px, 11vw, 150px); left:50%; transform:translateX(-50%);
  width:min(760px, 92vw);
  margin:0;
}
.hero__arch{
  display:block; width:100%; height:auto; overflow:visible;
}
.hero__arch-text{
  font-family:"Zen Maru Gothic", var(--ff-base);
  font-weight:900;
  font-size:72px;               /* SVGユーザー単位（viewBox基準で拡縮） */
  letter-spacing:.08em;
  fill:var(--blue);
  paint-order:stroke fill;
  stroke:rgba(255,255,255,.9);
  stroke-width:7px;
  stroke-linejoin:round;
}
/* 両脇の白いブラシ風アクセント（SVG内） */
.hero__accent path{
  filter:drop-shadow(0 1px 2px rgba(90,120,140,.35));
}

/* =========================================================
   Decorations (添付画像を装飾に使用)
   白背景の図形は multiply でなじませる
   ========================================================= */
.deco{
  position:absolute; z-index:0; pointer-events:none;
  mix-blend-mode:multiply; opacity:.9;
}
.deco--dots-tl{ width:78px; left:3%;  top:8%;  opacity:.6; }
.deco--dots-br{ width:78px; right:5%; bottom:16%; opacity:.6; }
.deco--blob-yellow{ width:300px; left:-70px;  top:34%; opacity:.85; }
.deco--blob-blue  { width:320px; right:-90px; top:42%; opacity:.85; }
.deco--kusa-r{ width:190px; right:1%; top:46%; opacity:.9; }
.deco--kusa-l{ width:180px; left:1%;  top:52%; transform:scaleX(-1); opacity:.9; }
.deco--kumo-b1{ width:130px; left:10%; top:9%; opacity:.85; }

/* =========================================================
   Shared section parts
   ========================================================= */
.sec-head{
  text-align:center;
  font-size:clamp(1.5rem,3.2vw,2.15rem);
  font-weight:900; color:var(--blue);
  letter-spacing:.2em; line-height:1.6;
}
.sec-dotline{
  width:min(100%, 420px); height:6px; margin:14px auto 10px;
  background-image:radial-gradient(circle, var(--blue-lt) 1.8px, transparent 2px);
  background-size:12px 6px; background-repeat:repeat-x; background-position:center;
}
.sec-en{
  text-align:center;
  font-size:clamp(.9rem,1.6vw,1.05rem);
  font-weight:700; color:var(--orange);
  letter-spacing:.16em; margin-bottom:26px;
}

/* buttons */
.btn{
  display:inline-flex; align-items:center; gap:14px;
  padding:14px 22px 14px 30px;
  border-radius:999px;
  font-weight:700; font-size:1.02rem; color:#fff;
  box-shadow:0 5px 0 var(--_sh, rgba(0,0,0,.16));
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), filter .2s var(--ease);
}
.btn:hover{ transform:translateY(3px); box-shadow:0 2px 0 var(--_sh); filter:saturate(1.08); }
.btn:active{ transform:translateY(5px); box-shadow:0 0 0 var(--_sh); }
.btn--orange{ background:var(--orange); --_sh:var(--orange-dk); }
.btn--blue  { background:var(--blue);   --_sh:var(--blue-dk); }
.btn--sm{ padding:11px 16px 11px 22px; font-size:.92rem; }
.btn__arrow{
  display:grid; place-content:center;
  width:26px; height:26px; border-radius:50%;
  background:rgba(255,255,255,.28);
}
.btn--sm .btn__arrow{ width:22px; height:22px; }
.btn__arrow svg{ width:14px; height:14px; }

/* =========================================================
   MESSAGE
   ========================================================= */
.message{
  position:relative; overflow:hidden;
  background:var(--cream);
  padding:64px 0 70px;
}
.message__head{
  position:relative; z-index:1;
  text-align:center;
  font-size:clamp(1.25rem,2.9vw,1.9rem);
  font-weight:900; color:var(--blue);
  letter-spacing:.06em; margin-bottom:26px;
}
.message__body{
  position:relative; z-index:1;
  text-align:center;
  font-size:clamp(.92rem,1.5vw,1.02rem);
  line-height:2.3; color:var(--ink);
}
.message__body p + p{ margin-top:1.6em; }

/* =========================================================
   BUSINESS
   ========================================================= */
.business{
  position:relative; overflow:hidden;
  padding:56px 0 92px;
  background:linear-gradient(180deg, var(--cream) 0%, var(--cream-2) 60%, var(--sand) 100%);
  text-align:center;
}
.business .container{ position:relative; z-index:1; }

/* =========================================================
   NEWS
   ========================================================= */
.news{
  position:relative; overflow:hidden;
  background:var(--sand);
  padding:34px 0 80px;
}
.news__head{
  position:relative;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:36px;
}
.news__more{ position:absolute; right:0; top:50%; transform:translateY(-50%); }
.news__more:hover{ transform:translateY(calc(-50% + 3px)); }

.news__list{
  display:grid; gap:22px;
  grid-template-columns:repeat(4, 1fr);
}
.news-card > a{
  position:relative;
  display:flex; flex-direction:column; height:100%;
  background:#fff; border-radius:var(--radius);
  padding:16px 16px 46px;
  box-shadow:0 6px 18px rgba(90,110,90,.10);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease);
}
.news-card > a:hover{ transform:translateY(-6px); box-shadow:0 14px 28px rgba(90,110,90,.18); }
.news-card__meta{ display:flex; align-items:center; gap:8px; margin-bottom:12px; font-size:.76rem; }
.badge--new{
  display:grid; place-content:center;
  width:36px; height:36px; border-radius:50%;
  background:var(--yellow); color:#7a5c00;
  font-weight:900; font-size:.72rem; flex:0 0 auto;
}
.news-card__meta time{ color:var(--ink-2); font-weight:700; }
.tag{ margin-left:auto; padding:3px 10px; border-radius:999px;
  font-size:.7rem; font-weight:700; color:#fff; white-space:nowrap; }
.tag--blue{ background:var(--blue); }
.tag--orange{ background:var(--orange); }

.news-card__thumb{
  border-radius:12px; overflow:hidden;
  aspect-ratio:16/9; background:var(--blue-lt); margin-bottom:14px;
}
.news-card__thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); }
.news-card > a:hover .news-card__thumb img{ transform:scale(1.06); }

.news-card__title{ font-size:.95rem; font-weight:700; line-height:1.75; color:var(--ink); }
.news-card__arrow{
  position:absolute; right:16px; bottom:14px;
  display:grid; place-content:center;
  width:26px; height:26px; border-radius:50%; color:#fff;
  transition:transform .25s var(--ease);
}
.news-card__arrow svg{ width:13px; height:13px; }
.news-card__arrow--orange{ background:var(--orange); }
.news-card__arrow--green { background:var(--green); }
.news-card__arrow--blue  { background:var(--blue); }
.news-card > a:hover .news-card__arrow{ transform:translateX(4px); }

/* =========================================================
   WORKS
   ========================================================= */
.works{
  background:linear-gradient(180deg, var(--sand) 0%, #eef1e6 100%);
  padding:34px 0 90px;
}
.works__grid{
  display:grid; gap:32px;
  grid-template-columns:280px 1fr; align-items:center;
}
.works__eyebrow{ font-size:.95rem; font-weight:700; color:var(--orange);
  letter-spacing:.08em; margin-bottom:6px; }
.works__head{ font-size:clamp(1.2rem,2.2vw,1.5rem);
  font-weight:900; color:var(--blue); line-height:1.6; letter-spacing:.04em; margin-bottom:14px; }
.works__text{ font-size:.85rem; line-height:1.95; color:var(--ink-2); margin-bottom:20px; }

.slider{ position:relative; padding:0 34px; }
.slider__viewport{ overflow:hidden; border-radius:14px; }
.slider__track{ display:flex; gap:16px; transition:transform .55s var(--ease); will-change:transform; }
.slide{
  flex:0 0 calc((100% - 16px * 2) / 3);
  border-radius:12px; overflow:hidden; background:#fff;
  box-shadow:0 5px 14px rgba(90,110,90,.14);
}
.slide img{ width:100%; aspect-ratio:3/4; object-fit:cover; transition:transform .5s var(--ease); }
.slide:hover img{ transform:scale(1.05); }

.slider__nav{
  position:absolute; top:50%; transform:translateY(-50%); z-index:3;
  width:38px; height:38px; border-radius:50%;
  background:#fff; color:var(--blue);
  display:grid; place-content:center;
  box-shadow:0 4px 12px rgba(60,90,110,.18);
  transition:transform .22s var(--ease), color .22s var(--ease);
}
.slider__nav svg{ width:17px; height:17px; }
.slider__nav:hover{ transform:translateY(-50%) scale(1.12); color:var(--orange); }
.slider__nav--prev{ left:0; }
.slider__nav--next{ right:0; }

.slider__dots{ display:flex; justify-content:center; gap:8px; margin-top:18px; }
.slider__dots button{
  width:8px; height:8px; border-radius:50%; background:#c7cfc0;
  transition:background .25s var(--ease), transform .25s var(--ease);
}
.slider__dots button.is-active{ background:var(--blue); transform:scale(1.35); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer{
  position:relative;
  background:linear-gradient(180deg, var(--teal) 0%, var(--teal-dk) 100%);
  color:#fff;
  padding:70px 0 22px;   /* 上に波の分の余白 */
}
/* 上端の波型カーブ（footerの上に張り出す） */
.footer__wave{
  position:absolute; top:-68px; left:0; width:100%; height:70px;
  line-height:0; pointer-events:none; z-index:2;
}
.footer__wave svg{ display:block; width:100%; height:100%; }
.footer__wave path{ fill:var(--teal); }
.footer__decos{ position:absolute; inset:0; overflow:hidden; pointer-events:none; z-index:0; }
.footer__deco{ position:absolute; pointer-events:none; opacity:.35; mix-blend-mode:screen; }
.footer__deco--kusa{ right:-20px; bottom:-10px; width:220px; }
.footer__deco--dots{ left:3%; top:14%; width:70px; }

.footer__grid{
  position:relative; z-index:1;
  display:grid; gap:34px; grid-template-columns:330px 1fr;
}
.logo--footer{ margin-bottom:12px; }
.footer__addr{ font-size:.78rem; opacity:.95; }
.footer__tel{ font-size:1.28rem; font-weight:900; letter-spacing:.02em; margin:2px 0 6px; }
.footer__tel a:hover{ text-decoration:underline; }
.footer__hours{ font-size:.72rem; line-height:1.85; opacity:.9; }

.footer__btns{ display:flex; flex-wrap:wrap; gap:10px; margin:16px 0 4px; }
.pill{
  display:inline-flex; align-items:center; gap:7px;
  background:#fff; color:var(--teal-dk);
  padding:8px 18px; border-radius:999px;
  font-size:.78rem; font-weight:700;
  box-shadow:0 3px 0 rgba(0,0,0,.12);
  transition:transform .2s var(--ease), box-shadow .2s var(--ease);
}
.pill:hover{ transform:translateY(2px); box-shadow:0 1px 0 rgba(0,0,0,.12); }

.footer__nav{ display:grid; gap:18px; grid-template-columns:repeat(5, 1fr); }
.fcol__head{
  font-size:.88rem; font-weight:900;
  padding-bottom:8px; margin-bottom:8px;
  border-bottom:1px solid rgba(255,255,255,.28);
}
.fcol ul{ display:grid; gap:6px; }
.fcol a{ font-size:.76rem; opacity:.92;
  transition:opacity .2s var(--ease), padding-left .2s var(--ease); }
.fcol a:hover{ opacity:1; padding-left:4px; text-decoration:underline; }

.copyright{
  position:relative; z-index:1;
  margin-top:30px; padding-top:16px;
  border-top:1px solid rgba(255,255,255,.2);
  text-align:center; font-size:.72rem; opacity:.9;
}

/* =========================================================
   DRAWER
   ========================================================= */
.drawer{
  position:fixed; inset:0; z-index:99;
  background:rgba(255,255,255,.97); backdrop-filter:blur(6px);
  display:grid; place-content:center;
  opacity:0; visibility:hidden;
  transition:opacity .3s var(--ease), visibility .3s var(--ease);
}
.drawer.is-open{ opacity:1; visibility:visible; }
.drawer__close{
  position:absolute; top:22px; right:22px;
  width:56px; height:56px; border-radius:50%;
  background:var(--green); color:#fff;
  display:grid; place-content:center;
  box-shadow:0 4px 14px rgba(60,90,110,.2);
  transition:transform .25s var(--ease), background .25s var(--ease);
}
.drawer__close svg{ width:26px; height:26px; }
.drawer__close:hover{ transform:rotate(90deg) scale(1.05); background:var(--green-dk); }
.drawer__nav ul{ display:grid; gap:6px; text-align:center; }
.drawer__nav a{
  display:block; padding:14px 40px;
  font-size:1.3rem; font-weight:700; color:var(--ink); border-radius:12px;
  transition:background .25s var(--ease), color .25s var(--ease);
}
.drawer__nav a:hover{ background:var(--blue-lt); color:var(--blue-dk); }

/* =========================================================
   Reveal
   ========================================================= */
.reveal{ opacity:0; transform:translateY(24px);
  transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in{ opacity:1; transform:none; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:1200px){
  .gnav__list a{ min-width:78px; padding:4px 12px; }
  .footer__grid{ grid-template-columns:280px 1fr; }
  .footer__nav{ grid-template-columns:repeat(3, 1fr); }
}
@media (max-width:1024px){
  .gnav{ display:none; }
  .burger{ margin-left:auto; }   /* ナビ非表示時にハンバーガーを右端へ */
  .slide{ flex-basis:calc((100% - 16px) / 2); }
  .works__grid{ grid-template-columns:1fr; }
  .works__lead{ text-align:center; }
  .works__text{ display:inline-block; text-align:left; }
  .news__list{ grid-template-columns:repeat(2, 1fr); }
  .news__head{ flex-direction:column; gap:16px; }
  .news__more{ position:static; transform:none; }
  .news__more:hover{ transform:translateY(3px); }
}
@media (max-width:768px){
  .hero{ min-height:clamp(440px, 82vw, 620px); }
  /* ヘッダーと十分に間隔を空けてアーチを配置 */
  .hero__copy{ top:clamp(104px, 26vw, 150px); width:90vw; }
  .hero__arch-text{ font-size:64px; }
  .message{ padding:44px 0 48px; }
  .message__body br{ display:none; }
  .message__body{ text-align:left; }
  .business{ padding:40px 0 64px; }
  .slide{ flex-basis:100%; }
  .slider{ padding:0 26px; }
  .slider__nav{ width:32px; height:32px; }
  .footer{ margin-top:44px; padding-top:52px; }
  .footer__wave{ top:-43px; height:44px; }
  .footer__grid{ grid-template-columns:1fr; }
  .footer__nav{ grid-template-columns:repeat(2, 1fr); }
  .works__text br{ display:none; }
  .deco--blob-yellow,.deco--blob-blue{ width:200px; }
}
@media (max-width:520px){
  .news__list{ grid-template-columns:1fr; }
  .slide{ flex-basis:100%; }
  .logo__img{ width:38px; height:38px; }
  .burger{ width:48px; height:48px; }
  .footer__nav{ grid-template-columns:1fr; }
  .hero__copy{ top:clamp(96px, 27vw, 132px); }
  .hero__arch-text{ font-size:60px; }
}
@media (max-width:380px){
  .hero__arch-text{ font-size:54px; }
  .logo__text{ font-size:1.15rem; }
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important; animation-iteration-count:1 !important;
    transition-duration:.01ms !important; scroll-behavior:auto !important;
  }
  .reveal{ opacity:1; transform:none; }
}