:root{
  --bg:#f6f8f6;
  --surface:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e5e7eb;
  --brand:#16a34a;
  --accent:#f97316;
  --shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
  --r:18px;
  --max:1100px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Hiragino Kaku Gothic ProN","Noto Sans JP";
  color:var(--text);
  background:linear-gradient(180deg,#fff 0%, var(--bg) 100%);
}
a{color:inherit; text-decoration:none}
img{max-width:100%; display:block}
.container{max-width:var(--max); margin:0 auto; padding:0 18px;}
.section{padding:52px 0;}
.section-title{text-align:center; margin:0 0 14px; font-size:clamp(18px,2.8vw,26px);}
.section-lead{text-align:center; margin:0 auto 24px; max-width:780px; color:var(--muted); line-height:1.8; font-size:14.5px;}
.muted{color:var(--muted)}
.center{text-align:center}

.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow: 0 6px 22px rgba(2,6,23,.06);
  padding:18px;
}

/* Header */
.header{
  position:sticky; top:0; z-index:20;
  background:rgba(255,255,255,.90);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(229,231,235,.85);
}
.header-inner{height:64px; display:flex; align-items:center; justify-content:space-between; gap:12px;}
.brand{font-weight:900; font-size:20px; letter-spacing:.02em;}
.nav{display:flex; gap:10px; color:#334155; font-size:14px;}
.nav a{padding:8px 10px; border-radius:10px;}
.nav a:hover{background:#f1f5f9;}
.header-cta{display:flex; gap:10px;}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  border:1px solid var(--line);
  background:#fff;
  padding:10px 14px;
  border-radius:999px;
  font-weight:800;
  font-size:14px;
  cursor:pointer;
  transition:.15s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--brand); color:#fff; border-color:transparent;}
.btn.accent{background:var(--accent); color:#fff; border-color:transparent;}
.btn.ghost{background:rgba(255,255,255,.14); color:#fff; border-color:rgba(255,255,255,.25);}
.btn.submit{width:100%; border-radius:16px; padding:14px;}
.btn.small{padding:9px 12px; font-size:13px; border-radius:12px;}

/* Hero */
.hero{
  margin:18px auto 0;
  position:relative;
  overflow:hidden;
  border-radius:22px;
  box-shadow:var(--shadow);
  min-height: clamp(360px, 55vh, 560px);
  background:#0b1220;
}
.hero-media{position:absolute; inset:0; width:100%; height:100%;}
.hero-media video,.hero-media img{width:100%; height:100%; object-fit:cover;}

/* ★暗くしない（明るめの薄い被せ） */
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(
      180deg,
      rgba(255,255,255,0.04) 0%,
      rgba(255,255,255,0.10) 55%,
      rgba(0,0,0,0.16) 100%
    );
  pointer-events:none;
}

.hero-content{position:relative; height:100%; display:flex; align-items:flex-end; padding:28px;}
.hero-box{
  max-width:700px;
  color:#fff;
  /* ★文字の裏だけうっすら暗く（画像全体は暗くしない） */
  background: linear-gradient(90deg, rgba(0,0,0,.34) 0%, rgba(0,0,0,.14) 70%, rgba(0,0,0,0) 100%);
  padding:22px;
  border-radius:16px;
}
.hero-eyebrow{
  display:inline-flex; gap:8px; align-items:center;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(0,0,0,.35);
  border:1px solid rgba(255,255,255,.35);
  font-size:12.5px;
  font-weight:800;
}
.hero-title{
  margin:12px 0 10px;
  font-size:clamp(26px,4vw,42px);
  line-height:1.15;
  font-weight:1000;
  color:#fff;
  text-shadow: 0 2px 8px rgba(0,0,0,.45), 0 10px 30px rgba(0,0,0,.35);
}
.hero-sub{
  margin:0 0 16px;
  color:rgba(255,255,255,.95);
  line-height:1.8;
  font-size:14.5px;
  text-shadow: 0 2px 6px rgba(0,0,0,.35);
}
.hero-actions{display:flex; flex-wrap:wrap; gap:10px; margin-top:10px;}

/* Mission */
.mission{padding:28px 22px;}
.mission .tag{text-align:center; font-weight:900; font-size:12px; letter-spacing:.12em; opacity:.7; margin-bottom:10px;}
.mission h2{text-align:center; margin:0 0 10px; font-size:clamp(18px,2.6vw,24px); line-height:1.55;}
.mission p{text-align:center; margin:0 auto; max-width:860px; color:var(--muted); line-height:1.9; font-size:14.5px;}

/* Grids */
.grid-3{display:grid; grid-template-columns:repeat(12,1fr); gap:16px;}
.grid-2{display:grid; grid-template-columns:repeat(12,1fr); gap:16px;}

/* Category cards（制作実績カード） */
.cat-card{
  grid-column: span 4;
  border-radius:22px;
  overflow:hidden;
  position:relative;
  min-height:260px;
  border:1px solid var(--line);
  box-shadow: 0 6px 22px rgba(2,6,23,.06);
  background:#0b1220;
}

/* 画像はカード全面に敷く */
.cat-card img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  z-index:0;
}

/* 文字・ボタンのオーバーレイは必ず全面に被せる */
.cat-overlay{
  position:absolute;
  inset:0;
  z-index:1;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:16px;
  background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(0,0,0,.55) 100%);
  color:#fff;
}

.cat-overlay h3{margin:0 0 6px; font-size:18px; font-weight:1000;}
.cat-overlay p{margin:0 0 12px; opacity:.92; line-height:1.6; font-size:13.5px;}

.cat-btn{
  display:inline-flex; align-items:center; justify-content:center;
  width:max-content;
  padding:10px 12px;
  border-radius:12px;
  background:rgba(255,255,255,.92);
  color:#0f172a;
  font-weight:1000;
  border:1px solid rgba(229,231,235,.9);
}

/* Flow */
.flow{background:#f0fdf4; border:1px solid rgba(22,163,74,.20);}
.flow-top{display:flex; align-items:center; gap:10px; margin-bottom:8px;}
.step{
  width:34px; height:34px; display:grid; place-items:center;
  border-radius:10px; background:rgba(22,163,74,.12);
  border:1px solid rgba(22,163,74,.22);
  font-weight:1000; color:#166534;
}
.flow h3{margin:0; font-weight:1000;}
.flow p{margin:0; color:#166534; opacity:.9; line-height:1.85; font-size:14px;}

/* Contact */
.contact-wrap{display:grid; grid-template-columns:1.1fr .9fr; gap:16px; align-items:start;}
.contact h3{margin:0 0 8px; text-align:center; font-weight:1000;}
.field{display:grid; gap:6px; margin-top:12px;}
label{font-size:13px; font-weight:900; display:flex; align-items:center; gap:8px;}
.req{
  font-size:11px; padding:2px 8px; border-radius:999px;
  background: rgba(249,115,22,.12);
  border: 1px solid rgba(249,115,22,.25);
  color:#9a3412; font-weight:1000;
}
input,textarea,select{
  width:100%;
  border-radius:14px;
  border:1px solid var(--line);
  padding:12px 12px;
  font-size:15px;
  outline:none;
  background:#fff;
  transition:.15s ease;
}
textarea{min-height:120px; resize:vertical;}
input:focus,textarea:focus,select:focus{
  border-color: rgba(22,163,74,.55);
  box-shadow: 0 0 0 4px rgba(22,163,74,.15);
}
.helper{color:var(--muted); font-size:12.5px; line-height:1.6;}
.status{
  display:none;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(22,163,74,.28);
  background: rgba(22,163,74,.08);
  color:#14532d;
  font-weight:900;
  line-height:1.6;
}
.side ul{margin:10px 0 0; padding-left:18px; color:var(--muted); line-height:1.9; font-size:14px;}

/* Category page */
.breadcrumb{color:var(--muted); font-size:13px; margin-bottom:12px; display:flex; gap:8px; align-items:center;}
.breadcrumb a{color:#334155; text-decoration:underline; text-underline-offset:2px;}
.category-head{display:grid; grid-template-columns:1.2fr .8fr; gap:16px; align-items:center;}
.category-head h1{margin:0 0 8px; font-size:clamp(20px,3vw,30px); font-weight:1000;}
.category-head img{width:100%; border-radius:18px; border:1px solid var(--line); aspect-ratio:16/10; object-fit:cover;}
.category-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;}

.video-card{grid-column: span 6; padding:0; overflow:hidden;}
.video-media{aspect-ratio:16/9; background:#0b1220;}
.video-media video,.video-media iframe{width:100%; height:100%; display:block; border:0;}
.video-body{padding:14px 16px 16px;}
.video-body h3{margin:0 0 6px; font-size:16px; font-weight:1000;}
.video-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:10px;}
.yt-error{color:#fff; padding:12px;}
.footer{padding:28px 0; color:var(--muted); text-align:center; font-size:12.5px;}

/* Responsive */
@media (max-width: 920px){
  .nav{display:none;}
  .cat-card{grid-column: span 12;}
  .contact-wrap{grid-template-columns:1fr;}
  .category-head{grid-template-columns:1fr;}
  .video-card{grid-column: span 12;}
						}

/* ===== Fix: Flowカードを横いっぱいに3列で広げる ===== */
#flow .grid-3 > .card{
  grid-column: span 4;
}

/* ===== Fix: お問い合わせフォームをセンター配置（1カラム） ===== */
#contact .contact-wrap{
  display:flex;
  justify-content:center;
}
#contact .card.contact{
  width:100%;
  max-width:820px;
}
/* ===== ロゴ画像 ===== */
.brand img{
  height:40px;      /* ロゴの高さ */
  width:auto;
  display:block;
						}
						/* ===== YouTube を大きく（16:9固定）===== */
.video-media .yt-wrap{
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;   /* これが一番効く */
  overflow: hidden;
  border-radius: 16px;
}

.video-media .yt-wrap iframe{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
						}
						@supports not (aspect-ratio: 16 / 9){
  .video-media .yt-wrap{ height: 0; padding-top: 56.25%; } /* 16:9 */
  .video-media .yt-wrap iframe{ position:absolute; top:0; left:0; width:100%; height:100%; }
}