/* =========
   Base
========= */
:root{
  --bg: #0b0c0f;
  --bg2:#0f1117;
  --card:#121520;
  --card2:#151a26;
  --text:#e8e9ef;
  --muted:#a7adbd;
  --line:#262b3a;
  --accent:#d6c59a; /* 上品なゴールド系 */
  --accent2:#ffffff;
  --shadow: 0 12px 30px rgba(0,0,0,.45);
  --radius: 16px;
  --radius2: 22px;
  --max: 1120px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 500px at 15% 10%, rgba(214,197,154,.10), transparent 55%),
    radial-gradient(900px 500px at 85% 0%, rgba(255,255,255,.06), transparent 50%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  line-height:1.7;
}

a{ color:inherit; text-decoration:none; }
a:hover{ opacity:.95; }
.container{
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.section{ padding: 72px 0; }
.section-alt{
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
  border-top:1px solid rgba(255,255,255,.04);
  border-bottom:1px solid rgba(255,255,255,.04);
}

.section-head{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-bottom: 28px;
}
.section-head h2{
  margin:0;
  font-size: clamp(22px, 2.4vw, 30px);
  letter-spacing:.02em;
}
.section-head p{
  margin:0;
  color: var(--muted);
}

.muted{ color: var(--muted); }
.tiny{ color: var(--muted); font-size: 12px; margin: 10px 0 0; }

/* =========
   Header
========= */
.site-header{
  position: sticky;
  top:0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(11,12,15,.72);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 14px;
}

.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  min-width: 240px;
}
.brand-mark{
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(214,197,154,.08);
}
.brand-text{ display:flex; flex-direction:column; line-height:1.2; }
.brand-name{ font-weight: 700; letter-spacing:.14em; font-size: 14px; }
.brand-sub{ font-size: 12px; color: var(--muted); margin-top:4px; }

.nav{
  display:flex;
  align-items:center;
  gap: 18px;
}
.nav a{
  color: var(--muted);
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 10px;
}
.nav a:hover{
  color: var(--text);
  background: rgba(255,255,255,.04);
}

.nav-cta{
  color: var(--bg) !important;
  background: var(--accent);
  font-weight: 700;
}
.nav-cta:hover{ background: #e3d3ad; }

.nav-toggle{
  display:none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  border-radius: 12px;
  padding: 10px;
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  height:2px;
  background: var(--text);
  margin: 6px 0;
  opacity:.85;
}

/* =========
   Hero
========= */
.hero{
  position: relative;
  padding: 96px 0 72px;

  /* ★ここが背景画像 */
  background:
    linear-gradient(
      rgba(11,12,15,0.85),
      rgba(11,12,15,0.65)
    ),
    url("../images/hero.png") center bottom / cover no-repeat;
}

.hero-inner{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 26px;
  align-items: start;
}

.badge{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(214,197,154,.10);
  border: 1px solid rgba(214,197,154,.22);
  color: #f0e6c7;
  font-size: 12px;
  letter-spacing:.04em;
  margin: 0 0 14px;
}

.hero h1{
  margin:0 0 12px;
  font-size: clamp(30px, 4vw, 44px);
  line-height:1.2;
  letter-spacing:.02em;
}
.lead{
  margin:0 0 18px;
  color: var(--muted);
  font-size: 15px;
}

.hero-actions{
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.hero-points{
  list-style:none;
  padding:0;
  margin: 0;
  display:flex;
  flex-direction:column;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}
.hero-points li{
  padding-left: 18px;
  position: relative;
}
.hero-points li::before{
  content:"";
  position:absolute;
  left:0;
  top:.7em;
  width:8px;
  height:8px;
  border-radius:999px;
  background: rgba(214,197,154,.8);
}

/* Right card */
.hero-card{
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius2);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow);
}
.hero-card-head{ margin-bottom: 14px; }
.hero-card-title{
  margin:0;
  font-weight: 800;
  letter-spacing:.08em;
  font-size: 12px;
  color: #f2e7c9;
}
.hero-card-note{
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.kv{
  margin: 0;
  display:flex;
  flex-direction:column;
  gap: 10px;
}
.kv > div{
  display:flex;
  justify-content:space-between;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.kv dt{
  color: var(--muted);
  font-size: 12px;
}
.kv dd{
  margin:0;
  text-align:right;
  font-size: 13px;
}
.hero-card-actions{
  display:flex;
  gap: 10px;
  margin-top: 14px;
}

/* =========
   Cards & Grids
========= */
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.015));
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding: 18px;
}
.card h3{
  margin:0 0 10px;
  letter-spacing:.02em;
}
.card p{ margin:0; color: var(--muted); }

.grid3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.grid2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.cta-box{
  border-radius: var(--radius2);
  border: 1px solid rgba(214,197,154,.18);
  background: linear-gradient(135deg, rgba(214,197,154,.10), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  padding: 18px;
}
.cta-box-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.cta-actions{
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* =========
   Buttons
========= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.18);
}
.btn:active{ transform: translateY(1px); }

.btn-primary{
  background: var(--accent);
  border-color: rgba(214,197,154,.5);
  color: #0b0c0f;
}
.btn-primary:hover{ background: #e3d3ad; }
.btn-ghost{
  background: rgba(255,255,255,.02);
}

.btn-block{ width: 100%; }

/* =========
   Lists
========= */
.steps{
  margin: 0;
  padding-left: 0;
  list-style: none;
  display:flex;
  flex-direction:column;
  gap: 10px;
  color: var(--muted);
}
.steps li{
  display:flex;
  gap: 12px;
  align-items:flex-start;
}
.steps span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: rgba(214,197,154,.12);
  border: 1px solid rgba(214,197,154,.22);
  color: #f0e6c7;
  font-weight: 800;
  font-size: 12px;
  flex: 0 0 auto;
}

.checks{
  margin: 0;
  padding-left: 0;
  list-style:none;
  display:flex;
  flex-direction:column;
  gap: 10px;
  color: var(--muted);
}
.checks li{
  padding-left: 22px;
  position: relative;
}
.checks li::before{
  content:"✓";
  position:absolute;
  left:0;
  top:0;
  color: #f0e6c7;
  opacity:.9;
}

.bullets{
  margin: 12px 0 0;
  color: var(--muted);
}
.bullets li{ margin: 6px 0; }

/* =========
   Form
========= */
.form label{
  display:block;
  font-size: 13px;
  color: var(--muted);
  margin-top: 12px;
}
.req{ color: #f0b3b3; margin-left: 6px; }

input, textarea{
  width: 100%;
  margin-top: 8px;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  color: var(--text);
  outline: none;
}
input:focus, textarea:focus{
  border-color: rgba(214,197,154,.55);
  box-shadow: 0 0 0 4px rgba(214,197,154,.10);
}

/* =========
   Map
========= */
.map{
  padding: 0;
  overflow: hidden;
}
.map iframe{
  width: 100%;
  height: 100%;
  min-height: 320px;
  border: 0;
  display:block;
}

/* =========
   Footer
========= */
.site-footer{
  padding: 28px 0;
  border-top: 1px solid rgba(255,255,255,.06);
  background: rgba(0,0,0,.18);
}
.footer-inner{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-brand{
  margin:0 0 6px;
  font-weight: 800;
  letter-spacing:.12em;
}

.hp{
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* =========
   Responsive
========= */
@media (max-width: 960px){
  .hero-inner{ grid-template-columns: 1fr; }
  .grid3{ grid-template-columns: 1fr; }
  .grid2{ grid-template-columns: 1fr; }
}

@media (max-width: 820px){
  .nav{ display:none; position:absolute; right:20px; top:68px; flex-direction:column; background: rgba(11,12,15,.92); border: 1px solid rgba(255,255,255,.10); border-radius: 16px; padding: 10px; width: min(260px, calc(100% - 40px)); }
  .nav.is-open{ display:flex; }
  .nav-toggle{ display:block; }
}