/* ===== Базові ===== */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --blue:#1f4e78; --blue-d:#173d5f; --blue-l:#2f6fa8;
  --accent:#e8792b; --accent-d:#cf6720;
  --grey:#f4f6f8; --line:#dde3e9; --text:#1d2733; --muted:#61707f;
}
html{scroll-behavior:smooth}
body{overflow-x:hidden;font-family:'Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  color:var(--text);line-height:1.6;font-size:16px;background:#fff}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.25;font-weight:700}
h2{font-size:clamp(24px,3vw,34px);margin-bottom:10px}
.section{padding:64px 0}
.section-grey{background:var(--grey)}
.section-dark{background:var(--blue);color:#fff}
.section-dark h2{color:#fff}
.section-sub{color:var(--muted);max-width:720px;margin-bottom:32px}
.section-dark .section-sub{color:#c3d3e1}
.lead{font-size:17px;color:var(--muted);margin-bottom:20px}

/* ===== Кнопки ===== */
.btn{display:inline-block;padding:14px 28px;border-radius:8px;text-decoration:none;
  font-weight:600;font-size:15px;border:2px solid transparent;cursor:pointer;
  transition:.18s;text-align:center}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-d);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn-ghost:hover{background:var(--blue);color:#fff}

/* ===== Шапка ===== */
.header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--text);flex-shrink:0}
.logo-mark{width:42px;height:42px;background:var(--blue);color:#fff;border-radius:9px;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;letter-spacing:.5px}
.logo-text{font-weight:700;font-size:18px;line-height:1.1;display:flex;flex-direction:column}
.logo-text small{font-weight:400;font-size:11px;color:var(--muted);letter-spacing:.3px;margin-top:2px}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{color:var(--text);text-decoration:none;font-size:14.5px;font-weight:500;white-space:nowrap}
.nav a:hover{color:var(--blue-l)}
.header-phone{font-weight:700;color:var(--blue);text-decoration:none;white-space:nowrap;font-size:15px}
.burger{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--blue)}

/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,#1f4e78 0%,#2f6fa8 100%);color:#fff;padding:64px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:48px;align-items:start}
.hero-badge{display:inline-block;background:rgba(255,255,255,.16);padding:7px 15px;
  border-radius:20px;font-size:13px;font-weight:600;margin-bottom:20px;letter-spacing:.2px}
.hero h1{font-size:clamp(26px,3.6vw,44px);margin-bottom:18px;overflow-wrap:break-word;word-break:break-word;max-width:100%}
.hero h1 br{display:none}
@media (min-width:721px){.hero h1 br{display:block}}
.hero h1 span{color:#ffd9b8}
.hero-sub{font-size:17px;color:#d2e2ef;margin-bottom:24px;max-width:600px;overflow-wrap:break-word}
.hero-points{list-style:none;margin-bottom:30px}
.hero-points li{padding:9px 0 9px 30px;position:relative;color:#e7f0f7;font-size:15.5px;overflow-wrap:break-word}
.hero-points li::before{content:"✓";position:absolute;left:0;top:9px;color:#7fd18b;font-weight:800}
.hero-points b{color:#fff}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-cta .btn-ghost{color:#fff;border-color:rgba(255,255,255,.55)}
.hero-cta .btn-ghost:hover{background:#fff;color:var(--blue);border-color:#fff}
.hero-card{background:#fff;color:var(--text);border-radius:14px;padding:26px;
  box-shadow:0 16px 44px rgba(0,0,0,.2)}
.hero-card-title{font-weight:700;font-size:17px;margin-bottom:16px;color:var(--blue)}
.range-row{display:flex;justify-content:space-between;gap:12px;padding:11px 0;
  border-bottom:1px solid var(--line);font-size:14.5px}
.range-row span{color:var(--muted)}
.range-row b{text-align:right}
.hero-note{margin-top:16px;font-size:13.5px;color:var(--muted);background:var(--grey);
  padding:11px 13px;border-radius:8px;border-left:3px solid var(--accent)}

/* ===== Strip ===== */
.strip{background:#fff;border-bottom:1px solid var(--line)}
.strip-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.strip-inner>div{padding:22px 16px;text-align:center;border-right:1px solid var(--line)}
.strip-inner>div:last-child{border-right:none}
.strip-inner b{display:block;font-size:22px;color:var(--blue);margin-bottom:3px}
.strip-inner span{font-size:13px;color:var(--muted)}

/* ===== Картки продукції ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{display:block;text-decoration:none;color:var(--text);border:1px solid var(--line);
  border-radius:12px;padding:24px;transition:.18s;background:#fff;position:relative}
.card:hover{border-color:var(--blue-l);box-shadow:0 8px 26px rgba(31,78,120,.13);transform:translateY(-3px)}
.card-hot{border-color:var(--accent);border-width:2px}
.card-tag{position:absolute;top:-11px;left:20px;background:var(--accent);color:#fff;
  font-size:11px;font-weight:700;padding:4px 11px;border-radius:12px;text-transform:uppercase;letter-spacing:.4px}
.card-alt{background:var(--grey)}
.card-d{font-size:32px;font-weight:800;color:var(--blue);margin-bottom:6px;letter-spacing:-.5px}
.card-title{font-weight:700;font-size:16.5px;margin-bottom:8px}
.card-desc{font-size:14px;color:var(--muted);margin-bottom:16px}
.card-link{font-weight:600;font-size:14px;color:var(--accent)}

/* ===== Калькулятор ===== */
.calc-form{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);
  border-radius:14px;padding:30px}
.calc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:18px}
.calc-form label{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px;color:#dbe8f2}
.calc-form input,.calc-form select,.calc-form textarea{width:100%;padding:12px 13px;
  border-radius:8px;border:1px solid rgba(255,255,255,.25);background:#fff;
  font-size:15px;font-family:inherit;color:var(--text)}
.calc-form input:focus,.calc-form select:focus,.calc-form textarea:focus{
  outline:2px solid var(--accent);outline-offset:1px}
.calc-comment{display:block;margin-bottom:20px}
.calc-comment textarea{resize:vertical}
.calc-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.calc-note{font-size:13.5px;color:#c3d3e1}

/* ===== Переваги ===== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.why-item{border-top:3px solid var(--blue);padding-top:18px}
.why-num{font-size:13px;font-weight:800;color:var(--accent);letter-spacing:1px;margin-bottom:6px}
.why-item h3{font-size:17px;margin-bottom:9px}
.why-item p{font-size:14.5px;color:var(--muted)}

/* ===== Таблиця ===== */
.table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--line);background:#fff}
.spec-table{width:100%;border-collapse:collapse;min-width:620px}
.spec-table th{background:var(--blue);color:#fff;padding:14px 16px;text-align:left;
  font-size:13.5px;font-weight:600;white-space:nowrap}
.spec-table td{padding:13px 16px;border-bottom:1px solid var(--line);font-size:14.5px}
.spec-table tr:last-child td{border-bottom:none}
.spec-table tbody tr:hover{background:#f7fafc}
.row-accent{background:#fff8f2}
.row-accent:hover{background:#fff2e6 !important}
.table-note{margin-top:16px;font-size:14px;color:var(--muted);max-width:820px}

/* ===== Кастом ===== */
.custom-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.check-list{list-style:none;margin-bottom:26px}
.check-list li{padding:8px 0 8px 30px;position:relative;font-size:15.5px}
.check-list li::before{content:"✓";position:absolute;left:0;color:#2e9e4f;font-weight:800}
.custom-box{background:var(--grey);border-radius:14px;padding:28px}
.custom-box h3{font-size:18px;margin-bottom:16px;color:var(--blue)}
.steps{list-style:none;counter-reset:s}
.steps li{counter-increment:s;padding:12px 0 12px 42px;position:relative;
  border-bottom:1px solid var(--line);font-size:14.5px}
.steps li:last-child{border-bottom:none}
.steps li::before{content:counter(s);position:absolute;left:0;top:11px;width:27px;height:27px;
  background:var(--blue);color:#fff;border-radius:50%;display:flex;align-items:center;
  justify-content:center;font-size:13px;font-weight:700}

/* ===== Документи ===== */
.docs-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:20px}
.doc-card{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);
  border-radius:12px;padding:22px;text-align:center}
.doc-icon{width:46px;height:46px;background:var(--accent);color:#fff;border-radius:10px;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;
  margin:0 auto 12px}
.doc-card b{display:block;font-size:15px;margin-bottom:5px}
.doc-card span{font-size:13px;color:#c3d3e1}
.docs-note{font-size:14px;color:#c3d3e1;font-style:italic}

/* ===== Контакти ===== */
.contacts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-bottom:28px}
.contact-label{font-size:12.5px;text-transform:uppercase;letter-spacing:.7px;
  color:var(--muted);font-weight:700;margin-bottom:8px}
.contact-big{font-size:18px;font-weight:700;color:var(--blue);text-decoration:none;display:block}
a.contact-big:hover{color:var(--accent)}
.contact-addr{font-size:15px;line-height:1.5}
.contact-small{font-size:14px;line-height:1.7;color:var(--muted)}
.contact-hint{font-size:13px;color:var(--muted);margin-top:6px}
.delivery{background:var(--grey);border-radius:10px;padding:16px 20px;font-size:14.5px;
  border-left:3px solid var(--accent)}

/* ===== Футер ===== */
.footer{background:#14293d;color:#9fb3c5;padding:36px 0}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr auto;gap:32px;align-items:center}
.footer-brand{color:#fff;font-weight:700;font-size:16px;margin-bottom:4px}
.footer-sub{font-size:13.5px}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{color:#9fb3c5;text-decoration:none;font-size:14px}
.footer-links a:hover{color:#fff}
.footer-copy{font-size:13px}

/* ===== Модалка ===== */
.modal{position:fixed;inset:0;background:rgba(12,26,38,.62);display:none;
  align-items:center;justify-content:center;z-index:200;padding:20px}
.modal.show{display:flex}
.modal-box{background:#fff;border-radius:14px;padding:34px;max-width:430px;width:100%;
  position:relative;text-align:center}
.modal-box h3{color:var(--blue);margin-bottom:10px;font-size:21px}
.modal-box p{color:var(--muted);margin-bottom:10px}
.modal-small{font-size:13.5px}
.modal-close{position:absolute;top:12px;right:16px;background:none;border:none;
  font-size:26px;cursor:pointer;color:var(--muted);line-height:1}

/* ===== Адаптив ===== */
@media (max-width:1000px){
  .hero-grid,.custom-grid{grid-template-columns:1fr;gap:32px}
  .cards,.why-grid{grid-template-columns:repeat(2,1fr)}
  .docs-grid{grid-template-columns:repeat(2,1fr)}
  .contacts-grid{grid-template-columns:1fr}
  .calc-grid{grid-template-columns:repeat(2,1fr)}
  .strip-inner{grid-template-columns:repeat(2,1fr)}
  .strip-inner>div:nth-child(2){border-right:none}
  .strip-inner>div:nth-child(1),.strip-inner>div:nth-child(2){border-bottom:1px solid var(--line)}
  .footer-inner{grid-template-columns:1fr;gap:20px}
}
@media (max-width:720px){
  html,body{max-width:100vw;overflow-x:hidden}
  .container{width:100%;max-width:100%;padding:0 14px}
  .hero-grid{grid-template-columns:1fr !important}
  .hero h1{font-size:23px}
  .hero-badge{font-size:11.5px;padding:6px 12px;white-space:normal}
  .card-d{font-size:26px}
  .logo-text{font-size:16px}
  .header-inner{height:64px}
  .hero-grid>div{min-width:0}
  .hero-card{padding:20px}
  .range-row{flex-wrap:wrap;gap:4px}
  .range-row b{text-align:left;width:100%}
  .hero h1{font-size:26px;word-wrap:break-word}
  .hero-sub{font-size:15px}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%}
  .nav,.header-phone{display:none}
  .burger{display:block;margin-left:auto}
  body.nav-open .nav{display:flex;flex-direction:column;position:absolute;top:72px;left:0;right:0;
    background:#fff;padding:18px 20px;border-bottom:1px solid var(--line);gap:14px;margin:0}
  .cards,.why-grid,.docs-grid,.contacts-grid,.calc-grid{grid-template-columns:1fr}
  .custom-grid{grid-template-columns:1fr !important}
  .custom-grid>div{min-width:0}
  .container{overflow-x:hidden}
  .spec-table{min-width:0;font-size:13px}
  .spec-table th,.spec-table td{padding:10px 8px;white-space:normal}
  .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .section{padding:44px 0}
  .hero{padding:44px 0 52px}
  .calc-form{padding:20px}
  .strip-inner{grid-template-columns:1fr}
  .strip-inner>div{border-right:none;border-bottom:1px solid var(--line)}
  .strip-inner>div:last-child{border-bottom:none}
}

/* ===== Netlify Forms: скрытое honeypot-поле ===== */
.hidden-field{position:absolute;left:-9999px;top:-9999px;height:0;overflow:hidden;opacity:0}

/* ===== Статус форми ===== */
.form-status{
  margin-top:14px;padding:12px 16px;border-radius:9px;
  font-size:14px;font-weight:600;line-height:1.45;
  display:none;
}
.form-status.sending,.form-status.success,.form-status.error{display:block}
.form-status.sending{background:rgba(255,255,255,.12);color:#c3d3e1;border-left:3px solid #2f6fa8}
.form-status.success{background:rgba(46,158,79,.16);color:#b6f0c8;border-left:3px solid #2e9e4f}
.form-status.error{background:rgba(201,75,75,.16);color:#ffc4c4;border-left:3px solid #c94b4b}
.section:not(.section-dark) .form-status.sending{background:#e9f1f8;color:#225a8a}
.section:not(.section-dark) .form-status.success{background:#e3f6e9;color:#1f7a3f}
.section:not(.section-dark) .form-status.error{background:#fbe8e8;color:#a12b2b}
.calc-form button[type="submit"]:disabled{opacity:.62;cursor:not-allowed}