:root { --paper:#eceae6; --ink:#1a1a1a; --steel:#3d4450; --rust:#c45c26; --line:#d8d4ce; }
* { box-sizing:border-box; } html { scroll-behavior:smooth; }
body { margin:0; background:var(--paper); color:var(--ink); font-family:Chivo,sans-serif; font-size:1.05rem; line-height:1.5; }
img { max-width:100%; display:block; } figure { margin:0; }
p,a,h1,li,figcaption { overflow-wrap:anywhere; } a { color:var(--rust); }
h1,h2,h3 { font-family:Newsreader,serif; font-weight:600; line-height:1.05; margin:0 0 .3em; }
header { position:sticky; top:0; z-index:20; display:flex; align-items:center; justify-content:space-between; gap:12px; padding:12px 18px; background:var(--steel); color:#eceae6; }
.logo { color:#eceae6; text-decoration:none; font-family:Newsreader,serif; font-weight:600; font-size:1.6rem; }
.nav { display:flex; gap:14px; } .nav a { color:#eceae6; text-decoration:none; }
.nav-toggle { display:none; background:var(--rust); color:#fff; border:0; padding:6px 10px; font:inherit; }
.btn { display:inline-block; margin-top:8px; background:var(--rust); color:#fff; text-decoration:none; padding:10px 16px; }
.el-top { padding:28px 6vw 10px; }
.el-top h1 { font-size:clamp(2.4rem,5vw,4.2rem); max-width:14ch; }
.el-full img { width:100%; height:auto; }
.el-full figcaption { padding:10px 16px 0; }
.el-facts { display:grid; grid-template-columns:1fr 1fr 1fr; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.el-facts p { margin:0; padding:14px 4vw; }
.el-facts p:nth-child(2) { background:#fff; }
.el-stairs { padding:16px 6vw; }
.el-stairs article { padding:10px 0 10px 16px; border-left:4px solid var(--steel); margin-bottom:8px; }
.el-stairs article:nth-child(1) { width:46%; }
.el-stairs article:nth-child(2) { width:68%; margin-left:8%; border-left-color:var(--rust); }
.el-stairs article:nth-child(3) { width:100%; }
.el-mid { width:min(72%,820px); margin-left:auto; }
.el-mid img { width:100%; height:auto; } .el-mid figcaption { padding:10px 16px 0; }
.el-note { margin:8px 8vw; padding:12px 16px; background:#fff; }
.el-qa { max-width:680px; margin:0 auto; padding:8px 20px; }
.el-qa div { padding:12px 0; border-bottom:1px solid var(--line); } .el-qa b { display:block; font-family:Newsreader,serif; }
.el-form,.el-end,.el-lead { max-width:680px; margin:0 auto; padding:16px 20px 64px; }
form { display:flex; flex-direction:column; gap:10px; } label { font-size:.95rem; }
input,textarea { font:inherit; width:100%; padding:10px 12px; border:1px solid #d0ccc6; background:#fff; color:var(--ink); }
button[type="submit"] { font:inherit; background:var(--steel); color:#fff; border:0; padding:12px 16px; width:fit-content; cursor:pointer; }
.el-cols { display:grid; grid-template-columns:.7fr 1.3fr; }
.el-cols article { padding:22px 6vw; min-width:0; }
.el-cols article:first-child { background:var(--steel); color:#eceae6; }
.el-ol { padding:8px 10vw; }
.el-band { padding:16px 8vw; background:var(--rust); color:#fff; font-family:Newsreader,serif; font-size:1.35rem; }
.el-row { display:flex; justify-content:space-between; gap:16px; padding:16px 8vw; }
.el-row a { color:inherit; text-decoration:none; }
.el-giant { padding:16px 6vw 0; } .el-giant h1 { font-size:clamp(1.8rem,5.5vw,3.8rem); }
.el-addr { padding:6px 6vw; }
.el-links { display:flex; flex-direction:column; padding:4px 6vw 14px; gap:4px; }
.el-links a { text-decoration:none; color:var(--ink); font-size:clamp(1rem,2vw,1.3rem); }
footer { background:var(--steel); color:#eceae6; padding:22px 18px 30px; display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; }
footer a { color:#eceae6; }
.modal[hidden] { display:none; }
.modal { position:fixed; inset:0; background:rgba(26,26,26,.5); display:grid; place-items:center; z-index:40; padding:20px; }
.modal div { background:#fff; padding:24px 20px; max-width:420px; width:100%; }
.modal button { font:inherit; margin-top:12px; background:var(--steel); color:#fff; border:0; padding:8px 14px; }
@media (max-width:800px) {
  .nav-toggle { display:inline-flex; }
  .nav { display:none; position:absolute; top:100%; left:0; right:0; background:var(--steel); flex-direction:column; padding:12px 18px 16px; }
  .nav.is-open { display:flex; }
  .el-facts,.el-cols { grid-template-columns:1fr; }
  .el-stairs article,.el-stairs article:nth-child(1),.el-stairs article:nth-child(2),.el-stairs article:nth-child(3) { width:100%; margin-left:0; }
  .el-mid { width:100%; }
  .el-row { flex-direction:column; }
  .logo { font-size:1.3rem; }
}