/* ==========================================================================
   Moj Električar — design system
   Fonts: system stack only (no external font CDN — fully self-contained).
   Color tokens mirror the approved Claude Design source 1:1.
   ========================================================================== */

:root{
  --ink:#101418;
  --ink-soft:#2b333d;
  --text:#3a4552;
  --muted:#6b7684;
  --muted-2:#8a94a2;
  --line:#dfe3e8;
  --line-soft:#eef1f5;
  --bg:#f4f6f8;
  --panel:#ffffff;

  --blue:#1a49c9;
  --blue-dark:#0f3bb0;
  --blue-tint:#f0f4ff;

  --yellow:#ffd400;
  --yellow-soft:#ffe14d;

  --green:#2e9e4f;
  --green-bg:#e8f6ec;
  --green-text:#1d5f33;

  --red:#d13b3b;

  --note-bg:#fff8d6;
  --note-title:#8a6d00;

  --navy-1:#123a8f;
  --navy-2:#0f2a6b;
  --navy-panel:#1a2029;
  --navy-line:#2a333f;

  --radius:5px;
  --radius-lg:6px;
  --container:1200px;
  --container-md:900px;
  --container-narrow:820px;

  --font-sans: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Helvetica,Arial,sans-serif;
  --font-mono: ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
main{flex:1;display:block}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-dark);text-decoration:underline}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit;font-size:14px}
h1,h2,h3,p{margin:0}
ul,ol{margin:0}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.container-md{max-width:var(--container-md);margin:0 auto;padding:0 24px}
.container-narrow{max-width:var(--container-narrow);margin:0 auto;padding:0 24px}
.mono{font-family:var(--font-mono)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-40px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:4px;z-index:100;transition:top .15s}
.skip-link:focus{top:12px}

/* ---------------- topbar ---------------- */
.topbar{background:var(--ink);color:#9aa4b2;font-size:12px;font-family:var(--font-mono);letter-spacing:.02em}
.topbar-inner{max-width:var(--container);margin:0 auto;padding:8px 24px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.topbar-left,.topbar-right{display:flex;gap:20px;flex-wrap:wrap}
.topbar a{color:inherit}
.topbar a:hover{color:#fff}
.topbar-phone{color:var(--yellow)}

/* ---------------- header ---------------- */
.site-header{position:sticky;top:0;z-index:40;background:var(--panel);border-bottom:1px solid var(--line)}
.site-header-inner{max-width:var(--container);margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:12px;background:none;border:0;padding:0;cursor:pointer;color:inherit}
.brand-mark{width:40px;height:40px;background:var(--blue);border-radius:4px;display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0}
.brand-mark span.bar{width:8px;height:20px;background:var(--yellow);transform:skewX(-18deg);display:block}
.brand-mark span.dot{position:absolute;right:4px;bottom:4px;width:6px;height:6px;background:#fff}
.brand-text{text-align:left;line-height:1.05}
.brand-title{display:block;font-size:18px;font-weight:700;letter-spacing:-0.01em;color:var(--ink)}
.brand-sub{display:block;font-size:10px;font-family:var(--font-mono);color:var(--muted);letter-spacing:.14em;text-transform:uppercase}

.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:4px;padding:8px 10px;font-size:18px;line-height:1;color:var(--ink)}
.main-nav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav-link{background:none;border:0;padding:9px 12px;font-size:14px;font-weight:500;color:var(--text);cursor:pointer;border-radius:4px;display:inline-block}
.nav-link:hover,.nav-link:focus-visible{background:var(--line-soft);color:var(--ink);text-decoration:none}
.nav-link.active{color:var(--blue);font-weight:600}
.cart-btn{display:flex;align-items:center;gap:10px;background:var(--ink);color:#fff;border:0;padding:11px 16px;border-radius:4px;cursor:pointer;font-size:14px;font-weight:600}
.cart-btn:hover{background:var(--blue);text-decoration:none;color:#fff}
.cart-badge{background:var(--yellow);color:var(--ink);font-family:var(--font-mono);font-size:12px;font-weight:600;padding:2px 7px;border-radius:3px}

@media (max-width:900px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .main-nav{position:absolute;top:100%;left:0;right:0;background:var(--panel);border-bottom:1px solid var(--line);flex-direction:column;padding:8px;gap:2px;display:none;box-shadow:0 12px 24px rgba(16,20,24,.08)}
  .main-nav.open{display:flex}
  .site-header-inner{position:relative;flex-wrap:wrap}
  .nav-link{width:100%;text-align:left}
}

/* ---------------- buttons ---------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:4px;font-size:15px;font-weight:600;padding:15px 24px;cursor:pointer;text-decoration:none}
.btn:hover{text-decoration:none}
.btn-sm{padding:9px 14px;font-size:13px;border-radius:4px}
.btn-yellow{background:var(--yellow);color:var(--ink)}
.btn-yellow:hover{background:var(--yellow-soft);color:var(--ink)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-dark);color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--blue);color:#fff}
.btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-outline:hover{background:rgba(255,255,255,.1);color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-link{background:none;border:0;padding:0;color:var(--blue);font-size:14px;font-weight:600;cursor:pointer}
.btn-link:hover{color:var(--blue-dark);text-decoration:underline}
.btn-link-muted{background:none;border:0;padding:0;color:var(--muted-2);font-size:13px;cursor:pointer}
.btn-link-muted:hover{color:var(--red)}
.btn[disabled]{opacity:.6;cursor:not-allowed}
.btn-block{width:100%}

/* ---------------- hero ---------------- */
.hero{background:var(--navy-2);background-image:linear-gradient(180deg,var(--navy-1) 0%,var(--navy-2) 100%);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 48px),repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 48px)}
.hero-inner{max-width:var(--container);margin:0 auto;padding:72px 24px 76px;position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--yellow);color:var(--ink);font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;padding:6px 10px;border-radius:3px}
.hero h1{margin:20px 0 0;font-size:52px;line-height:1.06;letter-spacing:-.025em;font-weight:700}
.hero-lead{margin:20px 0 0;font-size:19px;line-height:1.6;color:#c6d3ee;max-width:560px}
.hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero-stats{display:flex;gap:36px;margin-top:44px;flex-wrap:wrap;font-family:var(--font-mono)}
.hero-stat-num{font-size:26px;font-weight:600;color:var(--yellow)}
.hero-stat-label{font-size:12px;color:#9fb2d8;letter-spacing:.06em}
.hero-card{background:#fff;border-radius:6px;padding:26px;color:var(--ink);box-shadow:0 24px 48px rgba(4,14,40,.35)}
.hero-card-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.wire-list{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.wire-row{display:flex;align-items:center;gap:14px}
.wire-swatch{width:64px;height:14px;border-radius:2px;flex-shrink:0}
.wire-swatch.l{background:#6b4423}
.wire-swatch.n{background:var(--blue)}
.wire-swatch.pe{background:repeating-linear-gradient(90deg,var(--yellow) 0 8px,var(--green) 8px 16px)}
.wire-code{font-family:var(--font-mono);font-size:13px;font-weight:600;width:26px;flex-shrink:0}
.wire-desc{font-size:14px;color:var(--text)}
.hero-note{margin-top:20px;padding:14px;background:var(--note-bg);border-left:3px solid var(--yellow);font-size:13px;line-height:1.55;color:var(--text)}

@media (max-width:860px){
  .hero-inner{grid-template-columns:1fr}
  .hero h1{font-size:38px}
}

/* ---------------- features strip ---------------- */
.features-strip{background:var(--panel);border-bottom:1px solid var(--line)}
.features-grid{max-width:var(--container);margin:0 auto;padding:28px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature{display:flex;gap:12px;align-items:flex-start}
.feature-num{font-family:var(--font-mono);font-size:12px;color:var(--blue);font-weight:600;flex-shrink:0}
.feature-title{font-size:14px;font-weight:600}
.feature-desc{font-size:13px;color:var(--muted);line-height:1.5}
@media (max-width:760px){.features-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------------- sections ---------------- */
.section{max-width:var(--container);margin:0 auto;padding:56px 24px 0}
.section:last-child{padding-bottom:56px}
.section-tight{padding-top:0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;border-bottom:2px solid var(--ink);padding-bottom:14px;flex-wrap:wrap}
.eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--blue);text-transform:uppercase}
.section-title{margin:8px 0 0;font-size:32px;letter-spacing:-.02em}
.page-hero{background:var(--panel);border-bottom:1px solid var(--line)}
.page-hero-inner{max-width:var(--container);margin:0 auto;padding:52px 24px}
.page-hero h1{margin:10px 0 0;font-size:42px;letter-spacing:-.025em}
.page-hero-lead{margin:14px 0 0;font-size:17px;line-height:1.65;color:var(--muted);max-width:720px}

/* ---------------- category tiles ---------------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:28px}
.cat-tile{background:#fff;border:0;padding:26px 20px;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:10px;min-height:130px;color:inherit}
.cat-tile:hover{background:var(--blue-tint);text-decoration:none}
.cat-code{font-family:var(--font-mono);font-size:11px;color:var(--muted-2)}
.cat-title{font-size:16px;font-weight:600;color:var(--ink)}
.cat-note{font-size:13px;color:var(--muted);line-height:1.5}
@media (max-width:860px){.cat-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------------- product / article cards ---------------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:28px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (max-width:960px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.grid-4{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}}

.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;overflow:hidden}
.product-card:hover{border-color:var(--blue)}
.product-media{height:150px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line);position:relative;background:#e9edf2;overflow:hidden}
.product-media img{width:100%;height:100%;object-fit:cover}
.product-shot-label{position:absolute;left:8px;bottom:8px;font-family:var(--font-mono);font-size:10px;color:var(--muted-2);background:#fff;padding:3px 7px;border-radius:3px}
.badge-top{position:absolute;top:10px;left:10px;background:var(--yellow);color:var(--ink);font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.08em;padding:3px 7px;border-radius:3px}
.stock-badge{position:absolute;top:10px;right:10px;background:rgba(16,20,24,.72);color:#fff;font-family:var(--font-mono);font-size:9px;letter-spacing:.08em;padding:3px 6px;border-radius:3px;text-transform:uppercase}
.product-body{padding:16px;display:flex;flex-direction:column;gap:8px;flex:1}
.product-cat{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;color:var(--blue);text-transform:uppercase}
.product-name{font-size:15px;font-weight:600;line-height:1.35}
.product-short{font-size:13px;color:var(--muted);line-height:1.5;flex:1}
.product-foot{display:flex;align-items:center;justify-content:space-between;margin-top:6px;gap:10px}
.price{font-size:19px;font-weight:700}
.stock-line{display:block;font-family:var(--font-mono);font-size:10px;color:var(--green)}

.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:12px;color:inherit}
.article-card:hover{border-color:var(--blue);text-decoration:none}
.article-tag{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;color:var(--blue);text-transform:uppercase}
.article-title{font-size:19px;font-weight:600;line-height:1.3;color:var(--ink)}
.article-lead{font-size:14px;color:var(--muted);line-height:1.6;flex:1}
.article-more{font-size:14px;font-weight:600;color:var(--blue);margin-top:4px}

/* ---------------- calculator promo (home) ---------------- */
.promo-dark{max-width:var(--container);margin:56px auto 0;padding:0 24px}
.promo-dark-inner{background:var(--ink);color:#fff;border-radius:6px;padding:44px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.promo-eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--yellow);text-transform:uppercase}
.promo-dark h2{margin:10px 0 0;font-size:32px;letter-spacing:-.02em}
.promo-dark p{margin:14px 0 0;font-size:16px;line-height:1.65;color:#aab4c2}
.promo-panel{background:var(--navy-panel);border:1px solid var(--navy-line);border-radius:5px;padding:22px;font-family:var(--font-mono)}
.promo-row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--navy-line);font-size:13px}
.promo-row:last-child{border-bottom:0}
.promo-row span:first-child{color:#8a94a2}
.promo-row span:last-child{color:var(--yellow)}
@media (max-width:860px){.promo-dark-inner{grid-template-columns:1fr}}

/* ---------------- diy / newsletter split ---------------- */
.split-card{border:1px solid var(--line);background:#fff;border-radius:6px;display:grid;grid-template-columns:1fr 1fr}
.split-col{padding:36px}
.split-col.bordered{border-right:1px solid var(--line)}
.split-col.tinted{background:#f9fafb}
.split-col h3{margin:0;font-size:22px;letter-spacing:-.01em}
.diy-list{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.diy-item{display:flex;gap:12px;font-size:14px;line-height:1.55}
.diy-yes{color:var(--green);font-weight:700}
.diy-no{color:var(--red);font-weight:700}
.newsletter-form{display:flex;gap:10px;margin-top:20px}
.newsletter-form input{flex:1;padding:12px 14px;border:1px solid var(--line);border-radius:4px;font-size:14px;background:#fff}
.fine-print{font-size:12px;color:var(--muted-2);margin-top:12px;line-height:1.5}
@media (max-width:760px){.split-card{grid-template-columns:1fr}.split-col.bordered{border-right:0;border-bottom:1px solid var(--line)}}

/* ---------------- alerts ---------------- */
.alert{margin-top:14px;padding:10px 12px;font-size:13px;line-height:1.5;border-left:3px solid;border-radius:0 4px 4px 0}
.alert-success{background:var(--green-bg);border-color:var(--green);color:var(--green-text)}
.alert-error{background:#fdeceb;border-color:var(--red);color:#7a1f1f}
.alert[hidden]{display:none}

/* ---------------- article page ---------------- */
.article-header{background:#fff;border-bottom:1px solid var(--line)}
.article-header-inner{max-width:var(--container-narrow);margin:0 auto;padding:44px 24px}
.article-meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--muted-2);text-transform:uppercase;margin-top:18px}
.article-header h1{margin:12px 0 0;font-size:38px;line-height:1.15;letter-spacing:-.025em}
.article-header-lead{margin:16px 0 0;font-size:18px;line-height:1.65;color:var(--text)}
.article-body{max-width:var(--container-narrow);margin:0 auto;padding:36px 24px 24px}
.article-body h2{margin:34px 0 0;font-size:25px;letter-spacing:-.015em;border-bottom:2px solid var(--ink);padding-bottom:10px}
.article-body > p, .block-p{margin:16px 0 0;font-size:16.5px;line-height:1.75;color:var(--ink-soft)}
.block-list{margin:16px 0 0;padding-left:20px;display:flex;flex-direction:column;gap:8px}
.block-list li{font-size:16px;line-height:1.65;color:var(--ink-soft)}
.block-steps{margin:18px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:5px;overflow:hidden}
.block-steps li{background:#fff;padding:16px 18px;display:flex;gap:16px;align-items:flex-start}
.step-num{font-family:var(--font-mono);font-size:12px;font-weight:600;color:#fff;background:var(--blue);border-radius:3px;padding:3px 7px;flex-shrink:0}
.step-text{font-size:15.5px;line-height:1.6;color:var(--ink-soft)}
.block-note{margin:22px 0 0;padding:18px 20px;background:var(--note-bg);border-left:4px solid var(--yellow);border-radius:0 4px 4px 0}
.block-note-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--note-title)}
.block-note-text{margin-top:8px;font-size:15.5px;line-height:1.65;color:var(--text)}
.block-wires{margin:24px 0 0;background:#fff;border:1px solid var(--line);border-radius:5px;padding:22px}
.block-wires .wire-list{margin-top:16px;gap:10px}
.article-cta{margin-top:40px;padding:24px;background:var(--ink);border-radius:6px;color:#fff;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.article-cta-title{font-size:18px;font-weight:600}
.article-cta-desc{font-size:14px;color:#aab4c2;margin-top:6px}
.related{margin:36px 0 72px}
.related-head{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;border-bottom:1px solid var(--line);padding-bottom:10px}
.related-card{background:#fff;border:1px solid var(--line);border-radius:5px;padding:18px;text-align:left;cursor:pointer;display:block;color:inherit}
.related-card:hover{border-color:var(--blue);text-decoration:none}
.related-title{display:block;font-size:16px;font-weight:600;line-height:1.35}
.related-read{display:block;font-size:13px;color:var(--muted);margin-top:6px}
@media (max-width:620px){.article-header h1{font-size:28px}}

/* ---------------- shop ---------------- */
.shop-filters{display:flex;gap:8px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid var(--line)}
.chip{background:#fff;color:var(--text);border:1px solid var(--line);padding:9px 15px;border-radius:4px;font-size:13px;font-weight:600;cursor:pointer}
.chip:hover{border-color:var(--blue);color:var(--blue)}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.info-grid{margin-top:40px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:5px;padding:22px}
.info-card-title{font-size:15px;font-weight:600}
.info-card-text{font-size:14px;color:var(--muted);line-height:1.6;margin-top:8px}
@media (max-width:760px){.info-grid{grid-template-columns:1fr}}

/* ---------------- cart ---------------- */
.cart-title{margin:0;font-size:36px;letter-spacing:-.02em}
.cart-empty{margin-top:28px;background:#fff;border:1px solid var(--line);border-radius:6px;padding:48px;text-align:center}
.cart-empty-tag{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--muted-2);text-transform:uppercase}
.cart-empty-text{margin:14px auto 0;font-size:15px;color:var(--muted);max-width:420px;line-height:1.6}
.cart-empty-actions{display:flex;gap:12px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.cart-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:24px;margin-top:28px;align-items:start}
.cart-lines{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.cart-line{display:flex;gap:16px;padding:18px;border-bottom:1px solid var(--line-soft);align-items:center;flex-wrap:wrap}
.cart-thumb{width:64px;height:64px;flex-shrink:0;background:#e9edf2;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.cart-thumb img{width:100%;height:100%;object-fit:cover}
.cart-info{flex:1;min-width:140px}
.cart-name{font-size:15px;font-weight:600;line-height:1.35}
.cart-sku{font-family:var(--font-mono);font-size:11px;color:var(--muted-2);margin-top:4px}
.qty-stepper{display:flex;align-items:center;gap:2px;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.qty-stepper button{background:var(--bg);border:0;width:32px;height:32px;font-size:16px;cursor:pointer;color:var(--text)}
.qty-stepper button:hover{background:var(--line)}
.qty-value{width:38px;text-align:center;font-family:var(--font-mono);font-size:14px;font-weight:600;display:inline-block}
.cart-sum{width:86px;text-align:right;font-size:16px;font-weight:700}
.cart-remove{background:none;border:0;color:var(--muted-2);font-size:18px;cursor:pointer;padding:4px}
.cart-remove:hover{color:var(--red)}
.cart-lines-foot{padding:16px 18px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.summary-card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:22px;position:sticky;top:96px}
.summary-tag{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.summary-row{display:flex;justify-content:space-between;font-size:14px;padding:8px 0}
.summary-row.line{border-bottom:1px solid var(--line-soft)}
.summary-row.muted{font-size:13px;color:var(--muted);padding:10px 0}
.summary-total{display:flex;justify-content:space-between;align-items:baseline;padding:12px 0;border-top:2px solid var(--ink);margin-top:4px}
.summary-total-label{font-size:15px;font-weight:600}
.summary-total-value{font-size:26px;font-weight:700}
.summary-legal{font-size:12px;color:var(--muted-2);line-height:1.55;margin-top:12px}
.summary-secure{font-family:var(--font-mono);font-size:11px;color:var(--muted-2);margin-top:14px;line-height:1.7;border-top:1px solid var(--line-soft);padding-top:12px}
@media (max-width:860px){.cart-layout{grid-template-columns:1fr}.summary-card{position:static}}

/* ---------------- calculator ---------------- */
.calc-layout{max-width:var(--container);margin:0 auto;padding:36px 24px 72px;display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:start}
.calc-list{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.calc-list-head{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--muted);text-transform:uppercase}
.calc-row{display:flex;align-items:center;gap:16px;padding:12px 18px;border-bottom:1px solid var(--line-soft)}
.calc-row:last-of-type{border-bottom:0}
.calc-name{font-size:15px;font-weight:500}
.calc-watt{font-family:var(--font-mono);font-size:11px;color:var(--muted-2);margin-top:2px}
.calc-list-foot{padding:14px 18px}
.calc-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.calc-result{background:var(--ink);color:#fff;border-radius:6px;padding:24px;font-family:var(--font-mono)}
.calc-result-title{font-size:11px;letter-spacing:.14em;color:var(--muted-2);text-transform:uppercase}
.calc-result-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--navy-line);font-size:14px}
.calc-result-row:last-child{border-bottom:0}
.calc-result-row span:first-child{color:#8a94a2}
.calc-result-row span:last-child{color:var(--yellow);font-weight:600}
.calc-verdict{background:#fff;border:1px solid var(--line);border-radius:6px;padding:20px}
.calc-verdict-title{font-size:15px;font-weight:600}
.calc-verdict-text{font-size:14px;line-height:1.65;color:var(--text);margin-top:8px}
.calc-disclaimer{background:var(--note-bg);border-left:4px solid var(--yellow);padding:16px 18px;font-size:13.5px;line-height:1.6;color:var(--text)}
@media (max-width:960px){.calc-layout{grid-template-columns:1fr}.calc-side{position:static}}

/* ---------------- faq ---------------- */
.faq-card{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.faq-item{border-bottom:1px solid var(--line-soft)}
.faq-item:last-child{border-bottom:0}
.faq-question{width:100%;background:#fff;border:0;padding:18px 20px;text-align:left;cursor:pointer;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq-question:hover{background:#f9fafb}
.faq-q-text{font-size:16px;font-weight:600;color:var(--ink)}
.faq-sign{font-family:var(--font-mono);font-size:18px;color:var(--blue);flex-shrink:0}
.faq-answer{padding:0 20px 20px;font-size:15px;line-height:1.7;color:var(--text);max-width:720px}
.faq-answer[hidden]{display:none}

/* ---------------- about ---------------- */
.stat-card{background:#fff;border:1px solid var(--line);border-radius:5px;padding:24px}
.stat-num{font-family:var(--font-mono);font-size:26px;color:var(--blue);font-weight:600}
.stat-desc{font-size:14px;color:var(--muted);line-height:1.6;margin-top:8px}
.prose-card{margin-top:36px;background:#fff;border:1px solid var(--line);border-radius:6px;padding:32px}
.prose-card h2{margin:0;font-size:24px;letter-spacing:-.015em;border-bottom:2px solid var(--ink);padding-bottom:12px}
.prose-card p{margin:18px 0 0;font-size:16px;line-height:1.75;color:var(--ink-soft)}
.about-photo{margin-top:24px;border-radius:6px;overflow:hidden;border:1px solid var(--line)}
.about-photo img{width:100%;display:block}
.company-panel{margin-top:24px;background:var(--ink);color:#fff;border-radius:6px;padding:32px;display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.company-panel .eyebrow{color:var(--yellow)}
.company-lines{font-family:var(--font-mono);font-size:13.5px;line-height:2;color:#c3cbd6;margin-top:14px}
@media (max-width:760px){.company-panel{grid-template-columns:1fr}}

/* ---------------- contact ---------------- */
.contact-layout{max-width:var(--container-md);margin:0 auto;padding:40px 24px 72px;display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:start}
.contact-form-card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:28px}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--text)}
.field input,.field select,.field textarea{padding:12px 14px;border:1px solid var(--line);border-radius:4px;font-size:14px;font-weight:400;background:#fff}
.field textarea{resize:vertical}
.field-full{margin-top:16px}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;margin-top:16px;font-size:13px;color:var(--muted);line-height:1.55}
.checkbox-row input{margin-top:3px}
.hp-field{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.contact-side{display:flex;flex-direction:column;gap:18px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:24px}
.side-card-tag{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.side-card-text{font-size:15px;line-height:1.8;margin-top:12px;color:var(--ink-soft)}
.map-box{height:150px;margin-top:16px;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.map-box img{width:100%;height:100%;object-fit:cover}
.danger-note{background:var(--note-bg);border-left:4px solid var(--yellow);padding:16px 18px;font-size:13.5px;line-height:1.6;color:var(--text)}
@media (max-width:860px){.contact-layout{grid-template-columns:1fr}.form-grid-2{grid-template-columns:1fr}}

/* ---------------- legal docs ---------------- */
.doc-section{margin-bottom:28px}
.doc-section h2{margin:0;font-size:22px;letter-spacing:-.015em;border-bottom:1px solid var(--line);padding-bottom:10px}
.doc-section p{margin:14px 0 0;font-size:16px;line-height:1.75;color:var(--ink-soft)}
.doc-section ul{margin:14px 0 0;padding-left:20px;display:flex;flex-direction:column;gap:7px}
.doc-section li{font-size:15.5px;line-height:1.65;color:var(--ink-soft)}
.doc-footer{background:#fff;border:1px solid var(--line);border-radius:6px;padding:24px;font-family:var(--font-mono);font-size:13px;line-height:1.9;color:var(--text)}

/* ---------------- 404 ---------------- */
.error-page{max-width:var(--container-md);margin:0 auto;padding:96px 24px;text-align:center}
.error-code{font-family:var(--font-mono);font-size:14px;letter-spacing:.2em;color:var(--blue)}
.error-page h1{margin:14px 0 0;font-size:40px;letter-spacing:-.02em}
.error-page p{margin:14px auto 0;font-size:16px;color:var(--muted);max-width:480px;line-height:1.6}
.error-actions{display:flex;gap:12px;justify-content:center;margin-top:28px;flex-wrap:wrap}

/* ---------------- footer ---------------- */
.site-footer{background:var(--ink);color:#9aa4b2;margin-top:auto}
.footer-grid{max-width:var(--container);margin:0 auto;padding:52px 24px 28px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-mark{width:32px;height:32px;background:var(--blue);border-radius:4px;display:flex;align-items:center;justify-content:center}
.footer-mark span{width:7px;height:16px;background:var(--yellow);transform:skewX(-18deg);display:block}
.footer-name{font-size:17px;font-weight:700;color:#fff}
.footer-desc{margin:16px 0 0;font-size:14px;line-height:1.7;max-width:320px}
.footer-company{font-family:var(--font-mono);font-size:12px;line-height:1.9;margin-top:18px;color:#7c8798}
.footer-col-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--yellow);text-transform:uppercase}
.footer-links{display:flex;flex-direction:column;gap:10px;margin-top:16px;align-items:flex-start}
.footer-links a,.footer-links button{background:none;border:0;padding:0;color:#9aa4b2;font-size:14px;cursor:pointer;font-family:inherit;text-align:left}
.footer-links a:hover,.footer-links button:hover{color:#fff;text-decoration:none}
.footer-bottom{border-top:1px solid var(--navy-line)}
.footer-bottom-inner{max-width:var(--container);margin:0 auto;padding:18px 24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-family:var(--font-mono);font-size:12px;color:#7c8798}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------------- cookie banner ---------------- */
.cookie-banner{position:fixed;left:24px;right:24px;bottom:24px;z-index:60;background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:0 18px 40px rgba(16,20,24,.22);padding:22px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;max-width:1152px;margin:0 auto}
.cookie-banner[hidden]{display:none}
.cookie-title{font-size:15px;font-weight:600;color:var(--ink)}
.cookie-text{font-size:13.5px;line-height:1.6;color:var(--muted);margin-top:6px;max-width:760px}
.cookie-actions{display:flex;gap:10px;flex-wrap:wrap}
@media (max-width:760px){.cookie-banner{grid-template-columns:1fr;left:12px;right:12px;bottom:12px}}

/* ---------------- misc ---------------- */
.toast{position:fixed;right:20px;bottom:20px;background:var(--ink);color:#fff;padding:12px 18px;border-radius:5px;font-size:14px;font-weight:600;box-shadow:0 12px 30px rgba(16,20,24,.3);z-index:80;opacity:0;transform:translateY(8px);transition:opacity .18s,transform .18s;pointer-events:none}
.toast.show{opacity:1;transform:translateY(0)}