/* ============================================================
   Площадка Среднебелая — styles.css
   Палитра и типографика — по ТЗ v1 от 12.08.2026, разделы 3.4–3.6
   ============================================================ */

/* ---------- Шрифт: Inter self-hosted, сабсет cyrillic + latin ---------- */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('assets/fonts/inter-400-cyrillic.woff2') format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('assets/fonts/inter-400-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('assets/fonts/inter-600-cyrillic.woff2') format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('assets/fonts/inter-600-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('assets/fonts/inter-700-cyrillic.woff2') format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('assets/fonts/inter-700-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}

/* ---------- Переменные ---------- */
:root{
  --ink:#0F1B2D;
  --deep:#1A237E;
  --teal:#26A69A;
  --lime:#8BC34A;
  --bg:#FFFFFF;
  --bg-alt:#F5F7FA;
  --line:#E3E8EF;
  --muted:#5B6B7F;
  --warn:#B45309;
  --container:1200px;
  --radius:12px;
}

/* ---------- Сброс и база ---------- */
*,*::before,*::after{box-sizing:border-box;}
[hidden]{display:none !important;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;
  font-size:17px;line-height:1.62;color:var(--ink);background:var(--bg);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--deep);}
a:hover{color:var(--teal);}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:3px solid var(--teal);outline-offset:2px;border-radius:2px;}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--deep);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 8px 0;}
.skip-link:focus{left:0;color:#fff;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- Типографика ---------- */
h1,h2,h3{color:var(--deep);line-height:1.2;margin:0 0 .5em;font-weight:700;}
h1{font-size:44px;line-height:52px;}
h2{font-size:32px;line-height:38px;}
h3{font-size:21px;line-height:28px;}
p{margin:0 0 1em;}
.accent{color:var(--teal);}
.num,.stat-num,td.num{font-variant-numeric:tabular-nums;}
.muted{color:var(--muted);}
.small,.footnote{font-size:13.5px;color:var(--muted);line-height:1.55;}
.footnote{margin-top:20px;max-width:820px;}
.lead{font-size:19px;max-width:760px;}

.sec-label{
  display:block;font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--teal);margin-bottom:10px;text-transform:lowercase;
  font-variant-numeric:tabular-nums;
}

/* ---------- Секции ---------- */
.section{padding:96px 0;}
.section.alt{background:var(--bg-alt);}
main>.section+.section{border-top:1px solid transparent;}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-block;padding:13px 26px;border-radius:10px;border:1px solid transparent;
  font:600 16px/1.3 'Inter',system-ui,sans-serif;text-decoration:none;cursor:pointer;
  transition:background .15s,color .15s,border-color .15s;min-height:44px;
}
.btn-primary{background:var(--deep);color:#fff;}
.btn-primary:hover{background:#141b66;color:#fff;}
.btn-secondary{background:transparent;color:var(--deep);border-color:var(--deep);}
.btn-secondary:hover{color:var(--teal);border-color:var(--teal);}
.btn[disabled]{opacity:.6;cursor:default;}

/* ---------- Шапка ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);
  transition:box-shadow .2s,border-color .2s;border-bottom:1px solid transparent;
}
.site-header.scrolled{background:var(--bg);border-bottom:1px solid var(--line);}
.site-header::after{ /* единственный градиент — полоса 4 px под шапкой */
  content:"";display:block;height:4px;
  background:linear-gradient(90deg,var(--lime),var(--teal),var(--deep));
}
.header-inner{display:flex;align-items:center;gap:24px;padding:12px 24px;max-width:var(--container);margin:0 auto;}
.brand{line-height:1.25;text-decoration:none;color:var(--ink);}
.brand b{display:block;font-size:16px;color:var(--deep);}
.brand span{display:block;font-size:12.5px;color:var(--muted);}
.main-nav{margin-left:auto;}
.main-nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0;flex-wrap:wrap;}
.main-nav a{font-size:14.5px;text-decoration:none;color:var(--ink);padding:6px 2px;border-bottom:2px solid transparent;}
.main-nav a:hover{color:var(--teal);}
.main-nav a.active{color:var(--deep);border-bottom-color:var(--teal);}
.lang-switch{display:flex;gap:6px;align-items:center;font-size:14px;color:var(--muted);white-space:nowrap;}
.main-nav .lang-switch{display:none;}
.lang-switch .lang{color:var(--muted);text-decoration:none;padding:4px 2px;}
.lang-switch .lang.current{color:var(--deep);font-weight:700;}
.lang-switch .lang.is-disabled{opacity:.45;pointer-events:none;cursor:default;}
.header-cta{white-space:nowrap;padding:10px 18px;font-size:14.5px;}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;width:44px;height:44px;cursor:pointer;padding:0;}
.burger span{display:block;width:20px;height:2px;background:var(--deep);margin:4px auto;transition:transform .2s;}

/* ---------- Первый экран ---------- */
.hero{padding:72px 0 0;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start;}
.hero .kicker{font-size:14px;color:var(--muted);margin-bottom:18px;letter-spacing:.02em;}
.hero h1{margin-bottom:22px;}
.hero .lead{margin-bottom:28px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px;}
.hero-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 28px;padding:0;margin:0;list-style:none;font-size:15px;}
.hero-facts b{color:var(--deep);font-variant-numeric:tabular-nums;}
.hero-figure{margin:0;}
.hero-figure img{width:100%;border:1px solid var(--line);border-radius:var(--radius);background:#fff;}
figcaption{font-size:13.5px;color:var(--muted);margin-top:10px;line-height:1.5;}

/* Счётчики */
.counters{margin-top:56px;background:var(--deep);color:#fff;}
.counters-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:36px 24px;max-width:var(--container);margin:0 auto;}
.counter .stat-num{font-size:44px;font-weight:700;color:#fff;line-height:1.1;}
.counter .stat-num .unit{font-size:24px;font-weight:600;}
.counter .stat-cap{font-size:13px;color:#C7CDE8;margin-top:6px;line-height:1.45;}

/* Показатели (крупная цифра над подписью) */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:36px 0;}
.stat .stat-num{font-size:40px;font-weight:700;color:var(--teal);line-height:1.15;}
.stat .stat-cap{font-size:13px;color:var(--muted);margin-top:4px;line-height:1.5;}

/* ---------- Карточки ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;}
.cards.cols-2{grid-template-columns:repeat(2,1fr);}
.card{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 26px 24px;position:relative;
}
.section.alt .card{background:#fff;}
.card h3{margin-bottom:8px;}
.card .card-metric{font-size:26px;font-weight:700;color:var(--teal);margin-bottom:14px;font-variant-numeric:tabular-nums;}
.card p{margin-bottom:0;font-size:15.5px;}
.card p+p{margin-top:.8em;}
.badge{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.03em;
  padding:4px 10px;border-radius:999px;margin-bottom:14px;
  background:var(--bg-alt);color:var(--muted);border:1px solid var(--line);
}
.badge.b-main{background:#E4F3F1;color:#1F7A70;border-color:#BFE3DF;}
.badge.b-work{background:#F1F7E8;color:#5A7F2A;border-color:#DCEAC4;}
.badge.b-check{background:#FBF3E4;color:var(--warn);border-color:#F0DFC0;}
.badge.b-cond{background:var(--bg-alt);color:var(--muted);border-color:var(--line);}
.card .card-img{display:block;margin:-26px -26px 20px;border-radius:11px 11px 0 0;overflow:hidden;position:relative;}
.card .card-img img{width:100%;height:auto;display:block;}
.card.card-ask{background:var(--bg-alt);border-style:dashed;display:flex;flex-direction:column;}
.card.card-ask .btn{margin-top:auto;align-self:flex-start;}
.card.card-ask p{margin-bottom:18px;}

/* ---------- Таблицы ---------- */
.table-wrap{margin-top:32px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;}
.t-params th,.t-params td,.t-objects th,.t-objects td{
  padding:12px 18px;text-align:left;border-bottom:1px solid var(--line);
  font-size:15.5px;vertical-align:top;
}
.t-params tr:last-child td,.t-objects tr:last-child td{border-bottom:none;}
.t-params th{width:38%;font-weight:600;color:var(--muted);background:var(--bg-alt);}
.t-objects thead th{background:var(--bg-alt);font-weight:600;color:var(--muted);font-size:14px;}
.t-objects td.num,.t-objects th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap;}
.t-objects tfoot td{font-weight:700;background:var(--bg-alt);}
details.objects{margin-top:28px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;}
details.objects>summary{
  cursor:pointer;padding:16px 20px;font-weight:600;color:var(--deep);list-style:none;
  display:flex;align-items:center;gap:10px;min-height:44px;
}
details.objects>summary::before{content:"+";font-size:20px;color:var(--teal);width:20px;}
details.objects[open]>summary::before{content:"−";}
details.objects>summary::-webkit-details-marker{display:none;}
details.objects .table-scroll{overflow-x:auto;}
details.objects .footnote{padding:0 20px 18px;margin-top:8px;}

/* ---------- Карта и логистика ---------- */
.map-box{margin-top:32px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg-alt);}
#map{width:100%;height:520px;display:none;}
.map-box.map-ready #map{display:block;}
.map-box.map-ready .map-fallback{display:none;}
.map-fallback img{width:100%;}
.distance-list{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px 32px;max-width:760px;}
.distance-list li{display:flex;gap:16px;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:10px;}
.distance-list b{font-size:22px;color:var(--teal);font-variant-numeric:tabular-nums;white-space:nowrap;min-width:86px;font-weight:700;}
.distance-list span{font-size:15px;}
.conclusion{max-width:760px;margin-top:28px;}

/* ---------- Право ---------- */
.legal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:36px;}

/* Таймлайн */
.timeline{list-style:none;margin:44px 0 0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;}
.timeline::before{content:"";position:absolute;left:0;right:0;top:7px;height:2px;background:var(--line);}
.timeline li{position:relative;padding:26px 18px 0 0;}
.timeline li::before{content:"";position:absolute;top:0;left:0;width:16px;height:16px;border-radius:50%;background:#fff;border:4px solid var(--teal);}
.timeline .t-year{font-weight:700;color:var(--deep);font-variant-numeric:tabular-nums;display:block;margin-bottom:4px;}
.timeline .t-text{font-size:14px;color:var(--muted);line-height:1.5;}

/* ---------- Есть / нет ---------- */
.havenot{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:36px;}
.havenot .col{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:26px;}
.havenot h3{display:flex;align-items:center;gap:10px;}
.havenot .col-have h3::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--lime);flex:none;}
.havenot .col-not h3::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--warn);flex:none;}
.havenot ul{margin:14px 0 0;padding:0;list-style:none;}
.havenot li{padding:10px 0;border-bottom:1px solid var(--line);font-size:15.5px;line-height:1.5;}
.havenot li:last-child{border-bottom:none;}

/* Плашка ограничений — охра, не красный */
.warn-panel{
  margin-top:36px;border:1px solid #E7C89A;border-left:4px solid var(--warn);
  border-radius:var(--radius);background:#FDF8F0;padding:28px;
}
.warn-panel h3{color:var(--warn);}
.warn-panel p{max-width:860px;}
.warn-panel p:last-child{margin-bottom:0;}

/* ---------- Документы ---------- */
.doc-list{list-style:none;margin:28px 0 32px;padding:0;max-width:820px;}
.doc-list li{
  padding:13px 0 13px 34px;border-bottom:1px solid var(--line);font-size:16px;position:relative;
}
.doc-list li::before{
  content:"";position:absolute;left:4px;top:19px;width:9px;height:9px;
  border-radius:2px;background:var(--teal);
}
.doc-list li:last-child{border-bottom:none;}

/* ---------- FAQ ---------- */
.faq{margin-top:36px;max-width:860px;}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{
  cursor:pointer;padding:18px 40px 18px 0;font-weight:600;font-size:17.5px;color:var(--deep);
  list-style:none;position:relative;min-height:44px;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";position:absolute;right:6px;top:14px;font-size:24px;color:var(--teal);font-weight:400;}
.faq details[open] summary::after{content:"−";}
.faq .faq-a{padding:0 0 20px;max-width:800px;font-size:16px;}

/* ---------- Форма ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;margin-top:36px;}
.lead-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;}
.field .req{color:var(--warn);}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;
  font:400 16px/1.4 'Inter',system-ui,sans-serif;color:var(--ink);background:#fff;min-height:44px;
}
.field textarea{min-height:110px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(38,166,154,.15);}
.field .error-msg{display:none;font-size:13px;color:var(--warn);margin-top:5px;}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--warn);}
.field.invalid .error-msg{display:block;}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);}
.consent input{width:18px;height:18px;margin-top:2px;min-height:0;flex:none;}
.hp-field{position:absolute;left:-9999px;top:-9999px;height:0;overflow:hidden;}
.form-status{margin-top:16px;font-size:15px;display:none;}
.form-status.ok{display:block;color:#1F7A70;}
.form-status.err{display:block;color:var(--warn);}
.contact-side h3{margin-top:0;}
.contact-side .contact-row{padding:10px 0;border-bottom:1px solid var(--line);font-size:16px;display:flex;gap:14px;}
.contact-row .c-label{color:var(--muted);min-width:90px;font-size:14px;padding-top:2px;}
.contact-row a{text-decoration:none;font-weight:600;}

/* ---------- Финальный CTA ---------- */
.final-cta{text-align:center;padding:80px 24px;}
.final-cta h2{margin-bottom:26px;}

/* ---------- Футер ---------- */
.site-footer{background:var(--ink);color:#B9C2CF;padding:48px 0 40px;font-size:14px;line-height:1.6;}
.site-footer a{color:#DCE2EA;}
.footer-grid{display:flex;gap:40px;align-items:flex-start;flex-wrap:wrap;}
.footer-grid .f-col{max-width:520px;}
.site-footer img{height:44px;width:auto;margin-bottom:16px;}
.site-footer .f-legal{margin-top:14px;font-size:13px;color:#8A95A5;}

/* ---------- Cookie ---------- */
.cookie-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:120;background:var(--ink);color:#DCE2EA;
  padding:14px 24px;display:none;font-size:14px;
}
.cookie-bar.visible{display:block;}
.cookie-inner{max-width:var(--container);margin:0 auto;display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap;}
.cookie-bar a{color:#fff;}
.cookie-bar button{background:var(--teal);color:#fff;border:none;border-radius:8px;padding:9px 22px;font:600 14px 'Inter',sans-serif;cursor:pointer;min-height:40px;}

/* ---------- Лайтбокс ---------- */
.lightbox-link{position:relative;display:block;text-decoration:none;cursor:zoom-in;}
.lightbox-link img{transition:filter .15s;}
.lightbox-link:hover img{filter:brightness(1.06);}
.zoom-hint{
  position:absolute;right:12px;bottom:12px;padding:6px 12px;border-radius:8px;
  background:rgba(15,27,45,.78);color:#fff;font-size:13px;font-weight:600;
  opacity:0;transition:opacity .15s;pointer-events:none;
}
.lightbox-link:hover .zoom-hint,.lightbox-link:focus-visible .zoom-hint{opacity:1;}
@media(hover:none){.zoom-hint{opacity:.85;}}
.lightbox{
  position:fixed;inset:0;z-index:300;background:rgba(15,27,45,.92);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:32px 20px 24px;
}
.lightbox[hidden]{display:none;}
.lightbox img{max-width:min(1600px,96vw);max-height:84vh;width:auto;height:auto;background:#fff;border-radius:8px;}
.lb-caption{color:#C7CDE8;font-size:14px;margin:14px auto 0;max-width:900px;text-align:center;line-height:1.5;}
.lb-close{
  position:absolute;top:14px;right:18px;width:46px;height:46px;border:none;border-radius:50%;
  background:rgba(255,255,255,.12);color:#fff;font-size:26px;line-height:1;cursor:pointer;
}
.lb-close:hover{background:rgba(255,255,255,.25);}

/* ---------- Печать ---------- */
@media print{
  .site-header,.cookie-bar,.final-cta,.lead-form,.burger{display:none;}
  .section{padding:24px 0;}
  body{font-size:12pt;}
}

/* ============================================================
   Адаптивность. Точки: 360 / 480 / 768 / 1024 / 1280
   ============================================================ */
@media(max-width:1279px){
  .header-inner{gap:16px;}
  .main-nav ul{gap:12px;}
}
@media(max-width:1023px){
  h1{font-size:36px;line-height:44px;}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);margin:0;padding:8px 24px 16px;}
  .main-nav.open{display:block;}
  .main-nav ul{flex-direction:column;gap:0;}
  .main-nav a{display:block;padding:12px 0;font-size:16px;border-bottom:1px solid var(--line);}
  .burger{display:block;margin-left:auto;}
  .lang-switch{margin-left:0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .counters-grid,.stats-row{grid-template-columns:repeat(2,1fr);}
  .cards{grid-template-columns:repeat(2,1fr);}
  .legal-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;gap:0;}
  .timeline::before{top:0;bottom:0;left:7px;right:auto;width:2px;height:auto;}
  .timeline li{padding:0 0 26px 34px;}
  .timeline li::before{top:2px;}
  .contact-grid{grid-template-columns:1fr;}
}
@media(max-width:767px){
  body{font-size:16px;}
  .header-inner{gap:10px;padding:10px 16px;}
  .lang-switch{display:none;}
  .main-nav .lang-switch{display:flex;padding:12px 0 4px;}
  h1{font-size:30px;line-height:36px;}
  h2{font-size:24px;line-height:30px;}
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .hero{padding-top:40px;}
  .cards,.cards.cols-2{grid-template-columns:1fr;}
  .havenot{grid-template-columns:1fr;}
  .distance-list{grid-template-columns:1fr;}
  .counter .stat-num{font-size:32px;}
  .stat .stat-num{font-size:32px;}
  #map{height:60vh;}
  .hero-facts{grid-template-columns:1fr;}
  .counters-grid{padding:28px 16px;gap:18px;}
  /* Таблица параметров: перестройка в пары «параметр — значение» */
  .t-params tr{display:block;border-bottom:1px solid var(--line);padding:10px 0;}
  .t-params th,.t-params td{display:block;width:100%;border:none;padding:2px 16px;}
  .t-params th{background:none;font-size:13px;}
  .t-params tr:last-child{border-bottom:none;}
}
@media(max-width:479px){
  .header-cta{padding:9px 12px;font-size:13px;}
  .brand b{font-size:14px;}
  .brand span{font-size:11px;}
  .counters-grid{grid-template-columns:1fr 1fr;}
}