:root{
  --bg:#fafafa; --card:#fff; --ink:#202020; --muted:#6b7280; --line:#e5e7eb;
  --brand:#c40000; --accent:#f4b400; --radius:14px; --shadow:0 12px 28px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
a{color:var(--brand);text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:28px}
header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;
  padding-bottom:12px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:14px}
.brand img{height:54px}
.brand h1{font-size:24px;line-height:1.15;margin:0 0 6px}
.progress{display:flex;gap:8px;align-items:center}
.step{padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;color:#69707a;font-weight:700;font-size:12px}
.step.on{border-color:var(--brand);color:var(--brand);box-shadow:0 0 0 3px rgba(196,0,0,.08)}
.lang-switch{display:flex;gap:10px;align-items:center}
.lang{display:inline-flex;align-items:center;justify-content:center;padding:6px 10px;border-radius:999px;
  border:1px solid var(--line);color:#333;font-weight:800}
.lang.on{background:linear-gradient(135deg,#c40000,#f4b400);border:none;color:#fff}

.intro{max-width:860px;margin:22px auto 34px auto;text-align:center;padding:22px 26px;
  background:linear-gradient(180deg,#fff,#fffaf6); border:1px solid #efe3dc;border-radius:14px;
  box-shadow:0 8px 18px rgba(0,0,0,.04)}
.intro p{font-size:17px;line-height:1.75;color:#3f3f3f;margin:10px 0}
.goldline{height:2px;background:linear-gradient(90deg,var(--accent),transparent);margin:16px auto;border-radius:2px;max-width:860px}

.grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:980px){.grid{grid-template-columns:1.2fr .9fr}}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;border:1px solid var(--line)}
h2{margin:0 0 12px;font-size:22px}
p.muted{color:#565b62;margin:6px 0 18px}

label{display:block;margin:8px 0 6px;font-weight:800;color:#1f2328;font-size:14px}
input[type="number"],input[type="text"],input[type="email"],select,textarea{
  width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;color:#101418;
  outline:none;transition:box-shadow .15s ease,border-color .15s ease;font-size:14px}
input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(196,0,0,.08)}
textarea{min-height:120px;resize:vertical}
.row{display:grid;grid-template-columns:1fr;gap:14px;margin-top:4px}
.row+.row{margin-top:12px}
@media(min-width:680px){.row.two{grid-template-columns:1fr 1fr}}

.toggle-group{display:flex;gap:10px}
.toggle{flex:1;padding:12px 0;border-radius:12px;border:1px solid var(--line);background:#f9fafb;color:#2b3137;
  font-weight:900;cursor:pointer;text-transform:uppercase;transition:all .2s ease;font-size:13px;letter-spacing:.4px}
.toggle.active{background:linear-gradient(135deg,#c40000,#f4b400);color:#fff;border:none;box-shadow:0 0 10px rgba(196,0,0,.25)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 20px;border-radius:12px;border:none;
  color:#fff;cursor:pointer;font-weight:900;background:linear-gradient(135deg,#c40000,#ff5a3c);
  box-shadow:0 10px 18px rgba(196,0,0,.18), inset 0 0 0 1px rgba(255,255,255,.1);transition:transform .06s ease,filter .2s ease, box-shadow .2s ease}
.btn:hover{filter:brightness(1.05);box-shadow:0 12px 22px rgba(196,0,0,.22)}
.btn.secondary{background:linear-gradient(135deg,#f3f4f6,#e7e7e7);color:#1f2328;border:1px solid #dedede}

.notice{font-size:12.5px;color:var(--muted);margin-top:6px}

.result{display:none;animation:fade .25s ease both;margin-top:12px}
.result.show{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)} to{opacity:1;transform:translateY(0)}}

.rec{display:grid;gap:18px;grid-template-columns:1fr;align-items:start;margin-top:10px}
@media(min-width:760px){.rec{grid-template-columns:1fr 1fr}}
.result-panel{background:linear-gradient(180deg,#fffaf8,#fff);border:1px solid #f4d6d3;border-radius:14px;padding:14px;
  box-shadow:inset 0 1px 0 #fff, 0 6px 16px rgba(196,0,0,.06)}
.kv{display:grid;grid-template-columns:1fr auto;gap:8px;padding:12px 14px;border:1px solid #ffe4df;border-radius:12px;background:#fff}
.kv+.kv{margin-top:10px}.kv b{font-weight:900;color:#7f0000}.kv.emph{background:#fff7f6;border-color:#ffd8d4}.kv.emph b{color:#c40000}

.result-side p{margin:2px 0 10px;color:#4b525a}
#deviceImage img{width:100%;border-radius:12px;border:2px solid rgba(244,180,0,.35);box-shadow:0 8px 20px rgba(248,184,0,.12)}

.gallery{padding:0;border:none;background:transparent;box-shadow:none;margin-top:10px}
.gallery .head{display:flex;align-items:center;justify-content:space-between;margin:10px 0 12px}
.gallery h2{font-size:18px;margin:0;color:#7a0000}
.slider{position:relative;overflow:hidden;border-radius:16px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.slider::after,.slider::before{content:"";position:absolute;top:0;bottom:0;width:60px;z-index:2}
.slider::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.slider::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.track{display:flex;gap:16px;align-items:center;padding:16px;animation:slide 36s linear infinite}
.slider:hover .track{animation-play-state:paused}
@keyframes slide{from{transform:translateX(0)} to{transform:translateX(-50%)}}
figure{min-width:280px;max-width:320px;margin:0;border-radius:14px;overflow:hidden;border:1px solid #eee;background:#fff}
figure img{width:100%;height:180px;object-fit:cover;display:block;background:#f2f2f2}
figcaption{padding:10px 12px;font-size:14px;color:#333}
@media (prefers-reduced-motion: reduce){ .track{animation:none} }

.mobile-sticky{position:fixed;left:0;right:0;bottom:0;z-index:50;display:none;align-items:center;justify-content:center;gap:10px;
  background:linear-gradient(90deg,#c40000,#f4b400);padding:10px 14px;box-shadow:0 -6px 14px rgba(0,0,0,.12)}
.mobile-sticky a{display:inline-flex;align-items:center;gap:10px;background:#fff;color:#111;padding:10px 14px;border-radius:999px;border:1px solid rgba(0,0,0,.06);font-weight:800}
@media(max-width:640px){.mobile-sticky{display:flex} body{padding-bottom:64px}}

.site-footer{margin-top:40px;background:#fafafa;padding:10px 0 0}
.footer-top{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:18px 0}
.footer-top h3{margin:0 0 8px;font-size:26px}
.footer-top p{margin:6px 0 0 0;color:#444;font-size:16px}
.footer-top .tel,.footer-top .mail,.cta-link{color:#c40000;font-weight:700;text-decoration:none}
.foot-line{border:0;border-top:1px solid #e6e6e6;margin:12px 0}
.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:18px 0 28px 0}
.footer-links h4{margin:0 0 12px;font-size:22px}
.footer-links ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-links a{color:#30353b;text-decoration:none}
.footer-links a:hover{text-decoration:underline}
.copyright{margin-top:0;text-align:center;font-size:12px;color:#7a7a7a;padding:12px 0 20px 0}
@media(max-width:980px){.footer-top{grid-template-columns:1fr 1fr}.footer-links{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.footer-top{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr}.footer-top h3{font-size:22px}.footer-links h4{font-size:20px}}