:root{--bg:#0b0b0c;--fg:#e9edf1;--muted:#b7bdc6;--brand:#ffcc00;--card:#16181c;}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,'Segoe UI',Roboto,Arial,'Noto Sans',sans-serif;line-height:1.45}
a{color:inherit}
.container{max-width:1140px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:rgba(11,11,12,.8);backdrop-filter:saturate(180%) blur(8px);z-index:50;border-bottom:1px solid #222}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700}
.logo img{height:28px;width:auto;display:block}
.nav a{color:var(--muted);text-decoration:none;margin:0 10px}
.nav a:hover{color:var(--fg)}
.btn{background:var(--brand);color:#000;font-weight:700;border:none;border-radius:10px;padding:14px 18px;cursor:pointer;transition:.2s}
.btn:hover{filter:brightness(1.1)}
.btn.outline{background:transparent;color:var(--fg);border:1px solid #2a2f36}
.section{padding:48px 0}
.hero h1{font-size:40px;margin:12px 0 12px}
.hero p{max-width:680px;color:var(--muted);margin:0 0 24px}
.grid{display:grid;gap:16px}
.cards-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:var(--card);border:1px solid #222;border-radius:16px;overflow:hidden;display:flex;flex-direction:column}
.card img{width:100%;height:220px;object-fit:cover}
.card .pad{padding:16px}
.price{font-weight:800;margin:8px 0 12px}
.model-actions{margin-top:auto;display:flex;gap:10px;padding:0 16px 18px}
.calc{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
.block{background:var(--card);border:1px solid #222;border-radius:16px;padding:16px}
.block h3{margin:0 0 10px}
label{display:block;margin:10px 0 6px;color:var(--muted)}
input[type=checkbox]{transform:scale(1.2);margin-right:8px}
.select,select{width:100%;padding:12px;border-radius:10px;background:#0f1114;color:var(--fg);border:1px solid #2a2f36}
.checks{display:flex;flex-direction:column;gap:12px}
.total{font-size:20px;font-weight:800}
.form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form textarea{grid-column:1/-1;min-height:120px}
.form .full{grid-column:1/-1}
input,textarea{background:#0f1114;border:1px solid #2a2f36;border-radius:10px;color:var(--fg);padding:12px;width:100%}
footer{border-top:1px solid #222;color:var(--muted)}
.badge-row{display:flex;gap:10px;margin-top:8px}
.badge{background:#121418;border:1px solid #222;border-radius:20px;padding:6px 10px;color:var(--muted);font-size:14px}
.gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.gallery img{width:100%;height:160px;object-fit:cover;border-radius:12px;border:1px solid #222}
@media(max-width:900px){
  .cards-3{grid-template-columns:1fr}
  .calc{grid-template-columns:1fr}
  .form{grid-template-columns:1fr}
  .hero h1{font-size:30px}
/* === базовые кнопки === */
.ecx-btn{display:inline-block;padding:14px 22px;border-radius:10px;font-weight:700;text-decoration:none;transition:.2s;white-space:nowrap}
.ecx-btn--primary{background:#ff4d00;color:#fff}
.ecx-btn--primary:hover{opacity:.9}
.ecx-btn--ghost{border:2px solid #fff;color:#fff}
.ecx-btn--ghost:hover{background:#ffffff1a}

/* === HERO === */
.ecx-hero{position:relative;min-height:88vh;background:linear-gradient(180deg,#0c0c0c 0%,#151515 100%);color:#fff;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 20px;overflow:hidden}
.ecx-hero__content{max-width:900px}
.ecx-hero h1{font-size:40px;line-height:1.15;margin:0 0 12px}
.ecx-hero__sub{font-size:18px;opacity:.9;margin:0 0 24px}
.ecx-hero__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Если подключишь видео-фон */
.ecx-hero__video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.25;z-index:-1}

/* === LEAD === */
.ecx-lead{background:#0f0f0f;color:#fff;padding:56px 20px}
.ecx-lead__wrap{max-width:900px;margin:0 auto}
.ecx-lead h2{font-size:28px;margin:0 0 6px}
.ecx-lead__hint{opacity:.75;margin:0 0 22px}

.ecx-form{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:end}
.ecx-field span{display:block;font-size:14px;margin-bottom:6px;opacity:.85}
.ecx-field input{width:100%;padding:14px 12px;border:1px solid #2a2a2a;background:#111;color:#fff;border-radius:10px;outline:none}
.ecx-check{grid-column:1/-1;display:flex;gap:10px;align-items:flex-start;font-size:13px;opacity:.9}
.ecx-check a{color:#9adfff}
.ecx-alt{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.ecx-socials{display:flex;gap:10px;flex-wrap:wrap}
.ecx-social{display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:10px;background:#161616;color:#fff;text-decoration:none;border:1px solid #262626}
.ecx-social.ecx-wa svg{filter:drop-shadow(0 0 0 rgba(0,0,0,0))}
.ecx-phone{margin-left:auto;text-decoration:none;color:#fff;font-weight:700}

/* Мобилка */
@media (max-width:768px){
  .ecx-hero h1{font-size:32px}
  .ecx-form{grid-template-columns:1fr}
  .ecx-phone{margin-left:0;width:100%;text-align:center}
}
}
/* === Lead Form === */
.ecx-lead {
  background: #111; /* тёмный фон как у калькулятора */
  color: #fff;
  padding: 50px 20px;
  border-radius: 12px;
  margin: 40px auto;
  max-width: 600px;
  text-align: center;
}

.ecx-lead h2 {
  font-size: 28px;
  margin-bottom: 10px;
  font-weight: 700;
}

.ecx-lead p {
  font-size: 16px;
  margin-bottom: 25px;
  color: #ccc;
}

.ecx-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.ecx-form input {
  padding: 14px 18px;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  background: #222;
  color: #fff;
  font-size: 15px;
}

.ecx-form input:focus {
  border-color: #ff4d00;
  outline: none;
}

.ecx-form button {
  padding: 14px;
  border: none;
  border-radius: 8px;
  background: #ff4d00;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s;
}

.ecx-form button:hover {
  background: #e64400;
}