/* HeatFlow d.o.o. — design system CSS
   Colors, type and spacing values are ported 1:1 from the approved HeatFlow Claude Design project. */

:root{
  --paper:#F7F4F0;
  --paper2:#EFEAE4;
  --paper3:#FBF9F7;
  --ink:#16181A;
  --navy:#1E2A32;
  --navy2:#22252A;
  --navy3:#33373D;
  --cream:#F2EDE7;
  --cream2:#E8E2DA;
  --orange:#C05621;
  --orange-dark:#A8481A;
  --orange-darker:#8C3D14;
  --tan:#D89A6A;
  --tan2:#C9A88F;
  --text-body:#3C4247;
  --text-muted:#5C5650;
  --text-muted2:#8C857C;
  --text-light:#BFB8AF;
  --text-light2:#A9A29A;
  --text-light3:#9E968C;
  --text-faint:#B5ADA4;
  --text-post:#26292C;
  --border-soft:rgba(22,24,26,0.09);
  --border-med:rgba(22,24,26,0.10);
  --border-strong:rgba(22,24,26,0.14);
  --border-input:rgba(22,24,26,0.18);
  --border-onlight2:rgba(22,24,26,0.16);
  --border-onlight3:rgba(22,24,26,0.12);
  --border-ondark:rgba(242,237,231,0.16);
  --border-ondark2:rgba(242,237,231,0.35);
  --border-ondark3:rgba(255,255,255,0.10);
  --green:#4B7A52;
  --footer-text:#B7B0A8;
  --footer-muted:#7C756D;
  --font-display:'Archivo',system-ui,sans-serif;
  --font-body:'IBM Plex Sans',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',monospace;
  --container:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);-webkit-font-smoothing:antialiased;font-size:16px}
h1,h2,h3,h4{font-family:var(--font-display);margin:0;letter-spacing:-0.02em;text-wrap:balance}
p{margin:0;text-wrap:pretty}
a{color:var(--orange);text-decoration:none}
a:hover{color:var(--orange-darker)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
img{max-width:100%;display:block}
::selection{background:var(--orange);color:#fff}

@keyframes hfUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes hfSlide{from{transform:translateX(30px);opacity:0}to{transform:none;opacity:1}}
@keyframes hfDrawer{from{transform:translateX(30px);opacity:0}to{transform:none;opacity:1}}

.hf-page{min-height:100vh;display:flex;flex-direction:column}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{max-width:var(--container);margin:0 auto;padding:92px 24px}
.section-narrow{max-width:900px;margin:0 auto;padding:66px 24px 96px}
.section-narrower{max-width:820px;margin:0 auto;padding:60px 24px 96px}
.section-post{max-width:760px;margin:0 auto;padding:56px 24px 96px}
.section-checkout{max-width:1000px;margin:0 auto;padding:52px 24px 90px}
.section-done{max-width:720px;margin:0 auto;padding:96px 24px 120px;text-align:center}
.bg-alt{background:var(--paper2)}
.bg-navy{background:var(--navy);color:var(--cream)}
.bg-ink{background:var(--ink);color:var(--cream)}
.bg-orange{background:var(--orange);color:#fff}
.border-b{border-bottom:1px solid var(--border-soft)}
.hf-fade-up{animation:hfUp .6s ease both}
.hf-fade-slide{animation:hfSlide .7s ease both}

/* ---------- Promo bar ---------- */
.promo-bar{background:var(--navy);color:var(--cream2);font-size:13px;letter-spacing:0.02em;display:flex;justify-content:center;gap:28px;padding:9px 24px;flex-wrap:wrap;text-align:center}
.promo-bar span:last-child{color:var(--tan2)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(247,244,240,0.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-strong)}
.site-header .container{height:74px;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{width:30px;height:30px;background:var(--orange);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.brand-mark i{width:11px;height:11px;border:2px solid var(--paper);border-radius:50% 50% 50% 0;transform:rotate(-45deg);display:block}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:19px;letter-spacing:-0.03em}
.brand-name .dot{color:var(--orange)}
.main-nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.main-nav a{cursor:pointer;padding:8px 12px;font-size:14px;font-weight:500;color:var(--text-body);position:relative;white-space:nowrap}
.main-nav a:hover{color:var(--orange)}
.main-nav a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;background:var(--orange)}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.phone-link{font-family:var(--font-mono);font-size:14px;color:var(--ink);font-weight:500}
.cart-btn{cursor:pointer;position:relative;background:var(--ink);color:#fff;padding:10px 16px;font-size:12px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;border:none;white-space:nowrap}
.cart-btn:hover{background:var(--orange)}
.nav-toggle{display:none;background:none;border:1px solid var(--border-strong);width:42px;height:42px;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before{position:absolute;top:-6px}
.nav-toggle span::after{position:absolute;top:6px}

/* ---------- Buttons ---------- */
.btn{cursor:pointer;display:inline-block;border:none;padding:16px 28px;font-size:13px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;text-align:center;font-family:var(--font-body)}
.btn-sm{padding:11px 18px;font-size:12px;letter-spacing:0.07em}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-dark);color:#fff}
.btn-outline-light{border:1px solid var(--border-ondark2);color:var(--cream);background:transparent}
.btn-outline-light:hover{border-color:var(--cream);color:var(--cream)}
.btn-outline-dark{border:1px solid var(--ink);color:var(--ink);background:transparent}
.btn-outline-dark:hover{background:var(--ink);color:#fff}
.btn-block{display:block;width:100%}
.btn:disabled{opacity:0.5;cursor:not-allowed}

/* ---------- Typography helpers ---------- */
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:0.16em;text-transform:uppercase;color:var(--orange);margin-bottom:14px}
.eyebrow-light{font-family:var(--font-mono);font-size:12px;letter-spacing:0.16em;text-transform:uppercase;color:var(--tan);margin-bottom:16px}
.mono{font-family:var(--font-mono)}
.muted{color:var(--text-muted)}
.lede{font-size:18px;line-height:1.6;color:var(--text-light);max-width:520px}

/* ---------- Hero (home) ---------- */
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(115deg,rgba(255,255,255,0.03) 0 2px,transparent 2px 26px)}
.hero .container{padding:96px 24px 88px;display:grid;grid-template-columns:1.1fr 0.9fr;gap:64px;align-items:center;position:relative}
.hero h1{font-size:60px;line-height:1.02;font-weight:800;margin-bottom:26px}
.hero p.lede{margin-bottom:34px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:36px}
.hero-checks{display:flex;gap:28px;flex-wrap:wrap;font-size:13px;color:var(--text-light3)}
.hero-photo{aspect-ratio:4/5;overflow:hidden}
.hero-photo img{width:100%;height:100%;object-fit:cover}

/* ---------- Photo frames (replace pattern placeholders) ---------- */
.photo-frame{background:repeating-linear-gradient(135deg,#E7E1DA 0 10px,#EFEAE4 10px 20px);overflow:hidden;position:relative}
.photo-frame img{width:100%;height:100%;object-fit:cover;display:block}
.photo-frame.ratio-4-5{aspect-ratio:4/5}
.photo-frame.ratio-1-1{aspect-ratio:1/1}
.photo-frame.ratio-4-3{aspect-ratio:4/3}
.photo-frame.ratio-3-4{aspect-ratio:3/4}
.photo-frame.ratio-16-9{aspect-ratio:16/9}
.photo-frame.ratio-16-8{aspect-ratio:16/8}
.photo-badge{position:absolute;top:14px;left:14px;background:var(--ink);color:#fff;font-size:11px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;padding:6px 10px}

/* ---------- Stats strip ---------- */
.stats-strip{border-bottom:1px solid var(--border-med)}
.stats-strip .container,
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stats-strip .container{padding:0 24px}
.stat-item{padding:38px 24px 38px 0}
.stat-item .n{font-family:var(--font-display);font-size:38px;font-weight:800;color:var(--orange);letter-spacing:-0.03em}
.stat-item .t{font-size:14px;color:var(--text-muted);margin-top:4px}
.about-stats .stat-item{background:var(--paper);padding:28px 24px}
.about-stats .stat-item .n{font-size:32px}
.stats-outer{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border-med);border:1px solid var(--border-med)}

/* ---------- Section headers ---------- */
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:44px;flex-wrap:wrap}
.section-head h2{font-size:40px;font-weight:800;line-height:1.1}
.section-head .note{max-width:380px;font-size:15px;line-height:1.65;color:var(--text-muted)}
h2.section-title{font-size:40px;font-weight:800;line-height:1.1;margin-bottom:46px}

/* ---------- Service cards (home) ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.service-card{cursor:pointer;background:#fff;border:1px solid var(--border-soft);padding:26px 24px 24px;display:flex;flex-direction:column;min-height:290px;color:inherit}
.service-card:hover{border-color:var(--orange);color:inherit}
.service-card .num{font-family:var(--font-mono);font-size:12px;color:var(--text-faint)}
.service-card h3{font-size:21px;font-weight:700;margin:16px 0 10px;line-height:1.2}
.service-card p{font-size:14px;line-height:1.6;color:var(--text-muted);flex:1}
.service-card .price{margin-top:18px;font-size:13px;font-weight:600;color:var(--orange)}

/* ---------- Calculator ---------- */
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.calc-field{margin-bottom:22px}
.calc-field:last-child{margin-bottom:0}
.calc-field label{display:block;font-size:13px;color:var(--text-light);margin-bottom:8px}
.calc-row{display:flex;justify-content:space-between;font-size:13px;color:var(--text-light);margin-bottom:8px}
.calc-row strong{color:#fff;font-family:var(--font-mono)}
input[type="range"]{width:100%;accent-color:var(--orange)}
.dark-select,.calc-field select{width:100%;padding:13px 14px;background:var(--navy2);color:var(--cream);border:1px solid var(--navy3)}
.calc-result{background:var(--navy2);padding:38px 34px;display:flex;flex-direction:column;justify-content:center}
.calc-result .label{font-size:13px;color:var(--text-light2);text-transform:uppercase;letter-spacing:0.1em}
.calc-result .value{font-family:var(--font-display);font-size:34px;font-weight:700;margin:6px 0 26px;color:#E4DED6}
.calc-result .divider{height:1px;background:var(--navy3);margin-bottom:26px}
.calc-result .save-label{font-size:13px;color:var(--tan);text-transform:uppercase;letter-spacing:0.1em}
.calc-result .save-value{font-family:var(--font-display);font-size:52px;font-weight:800;color:var(--orange);letter-spacing:-0.03em}
.calc-result .years{font-size:13px;color:var(--text-light2);margin-top:8px}

/* ---------- Feature grid (Zakaj HeatFlow) ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border-med);border:1px solid var(--border-med)}
.feature-cell{background:var(--paper);padding:30px 26px}
.feature-cell h3{font-size:18px;font-weight:700;margin-bottom:10px}
.feature-cell p{font-size:14px;line-height:1.65;color:var(--text-muted)}

/* ---------- Steps ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step-item{border-top:2px solid var(--ink);padding-top:20px}
.step-item .n{font-family:var(--font-display);font-size:44px;font-weight:800;color:var(--orange);line-height:1;letter-spacing:-0.04em}
.step-item h3{font-size:18px;font-weight:700;margin:14px 0 8px}
.step-item p{font-size:14px;line-height:1.6;color:var(--text-muted)}
.step-item .time{font-family:var(--font-mono);font-size:12px;color:var(--text-muted2);margin-top:12px}

/* ---------- Product cards ---------- */
.product-card{background:#fff;border:1px solid var(--border-soft);display:flex;flex-direction:column}
.product-card .photo-frame{cursor:pointer}
.product-card .body{padding:22px;display:flex;flex-direction:column;flex:1}
.product-card .cat{font-family:var(--font-mono);font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:0.08em}
.product-card h3{cursor:pointer;font-size:18px;font-weight:700;margin:8px 0 10px;line-height:1.25}
.product-card p.desc{font-size:13px;line-height:1.6;color:var(--text-muted);flex:1}
.product-card .stock{font-size:12px;color:var(--green);margin-top:14px}
.product-card .buy-row{display:flex;align-items:center;justify-content:space-between;margin-top:14px;gap:12px}
.price-tag{font-family:var(--font-display);font-size:22px;font-weight:700}
.price-old{font-size:13px;color:var(--text-muted2);text-decoration:line-through}
.btn-cart{cursor:pointer;background:var(--orange);color:#fff;padding:11px 16px;font-size:12px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;border:none;white-space:nowrap}
.btn-cart:hover{background:var(--orange-dark)}

/* ---------- Reviews ---------- */
.review-card{border:1px solid var(--border-ondark);padding:28px 26px}
.review-card .stars{color:var(--tan);letter-spacing:3px;font-size:14px;margin-bottom:16px}
.review-card p{font-size:15px;line-height:1.7;color:#DDD6CE}
.review-card .who{margin-top:22px;font-size:13px;color:var(--text-light3)}

/* ---------- Blog cards (home strip) ---------- */
.blog-mini{cursor:pointer;background:#fff;border:1px solid var(--border-soft);padding:26px;color:inherit;display:block}
.blog-mini:hover{border-color:var(--orange);color:inherit}
.blog-mini .meta{font-family:var(--font-mono);font-size:11px;color:var(--text-faint)}
.blog-mini h3{font-size:19px;font-weight:700;margin:12px 0 10px;line-height:1.3}
.blog-mini p{font-size:14px;line-height:1.6;color:var(--text-muted)}

/* ---------- CTA banner ---------- */
.cta-banner .container{padding:70px 24px;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-banner h2{font-size:34px;font-weight:800;line-height:1.15;margin-bottom:10px}
.cta-banner p{font-size:16px;color:rgba(255,255,255,0.86)}
.cta-banner .btn{background:var(--ink);color:#fff}
.cta-banner .btn:hover{background:#fff;color:var(--ink)}

/* ---------- Services page ---------- */
.page-hero{padding:76px 24px 70px}
.page-hero.tight{padding:70px 24px 64px}
.page-hero h1{font-size:52px;font-weight:800;line-height:1.05;max-width:760px;margin-bottom:20px}
.page-hero p{font-size:17px;line-height:1.65;color:var(--text-light);max-width:620px}
.service-full{background:#fff;border:1px solid var(--border-soft);padding:34px 32px;display:flex;flex-direction:column}
.service-full .num{font-family:var(--font-mono);font-size:12px;color:var(--text-faint)}
.service-full h2{font-size:26px;font-weight:700;margin:14px 0 12px}
.service-full p.long{font-size:15px;line-height:1.65;color:var(--text-muted);margin-bottom:18px}
.service-full .bullets{display:flex;flex-direction:column;gap:8px;margin-bottom:22px}
.service-full .bullets div{font-size:14px;color:var(--text-body);display:flex;gap:10px}
.service-full .bullets span.dash{color:var(--orange)}
.service-full .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid var(--border-soft);padding-top:18px}
.service-full .price{font-size:14px;font-weight:600;color:var(--orange)}
.maint-block{margin-top:60px;background:var(--paper2);padding:40px 36px;display:grid;grid-template-columns:1fr 1fr;gap:44px}
.maint-block h3{font-size:24px;font-weight:700;margin-bottom:14px}
.maint-block p{font-size:15px;line-height:1.7;color:var(--text-muted)}
.plan-row{background:#fff;border:1px solid var(--border-soft);padding:18px 20px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.plan-row .name{font-size:16px;font-weight:700}
.plan-row .d{font-size:13px;color:var(--text-muted);margin-top:3px}
.plan-row .price{font-family:var(--font-display);font-size:20px;font-weight:700;white-space:nowrap}
.plans-list{display:flex;flex-direction:column;gap:12px}

/* ---------- Service / product detail ---------- */
.back-link{cursor:pointer;font-family:var(--font-mono);font-size:12px;color:var(--tan);margin-bottom:20px;display:inline-block}
.back-link.light{color:var(--text-muted2)}
.detail-hero h1{font-size:48px;font-weight:800;line-height:1.06;max-width:740px;margin-bottom:18px}
.detail-hero p{font-size:17px;line-height:1.65;color:var(--text-light2);max-width:640px}
.detail-layout{display:grid;grid-template-columns:1.4fr 0.6fr;gap:56px;align-items:start}
.detail-body-block{margin-bottom:30px}
.detail-body-block h3{font-size:22px;font-weight:700;margin-bottom:10px}
.detail-body-block p{font-size:15px;line-height:1.75;color:var(--text-body)}
.incl-box{background:var(--paper2);padding:30px 28px;margin-top:10px}
.incl-box h3{font-size:20px;font-weight:700;margin-bottom:16px}
.incl-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.incl-grid div{font-size:14px;color:var(--text-body);display:flex;gap:9px}
.incl-grid span.check{color:var(--orange)}
.detail-side{position:sticky;top:100px;display:flex;flex-direction:column;gap:18px}
.price-card{background:#fff;border:1px solid var(--border-soft);padding:26px 24px}
.price-card .label{font-family:var(--font-mono);font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:0.1em}
.price-card .value{font-family:var(--font-display);font-size:26px;font-weight:800;margin:8px 0 6px}
.price-card p{font-size:13px;line-height:1.6;color:var(--text-muted)}
.price-card .btn{margin-top:20px;width:100%}
.help-card{border:1px solid var(--border-strong);padding:24px}
.help-card h4{font-size:16px;font-weight:700;margin-bottom:10px}
.help-card p{font-size:13px;line-height:1.6;color:var(--text-muted);margin-bottom:12px}
.help-card a{font-family:var(--font-mono);font-size:16px;font-weight:500}

/* ---------- Shop ---------- */
.shop-cats{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.shop-cat{cursor:pointer;padding:9px 16px;font-size:13px;font-weight:600;border:1px solid var(--border-onlight2);background:#fff;color:var(--ink)}
.shop-cat:hover{border-color:var(--orange);color:var(--orange)}
.shop-cat.active{border-color:var(--orange);color:var(--orange)}
.shop-cat .dot{color:var(--orange)}
.trust-outer{margin-top:44px;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border-med);border:1px solid var(--border-med)}
.trust-cell{background:var(--paper);padding:24px 22px}
.trust-cell .t{font-size:15px;font-weight:700;margin-bottom:6px}
.trust-cell .d{font-size:13px;line-height:1.6;color:var(--text-muted)}

/* ---------- Product detail page ---------- */
.product-detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
.thumb-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}
.thumb-row .photo-frame{aspect-ratio:1/1}
.product-detail h1{font-size:36px;font-weight:800;line-height:1.1;margin:12px 0 16px}
.product-detail p.full{font-size:15px;line-height:1.7;color:var(--text-body);margin-bottom:24px}
.price-row{display:flex;align-items:baseline;gap:14px;margin-bottom:8px}
.price-row .price-tag{font-size:40px}
.price-row .price-old{font-size:17px}
.stock-line{font-size:13px;color:var(--text-muted);margin-bottom:22px}
.buy-actions{display:flex;gap:12px;margin-bottom:26px}
.buy-actions .btn{flex:1}
.spec-list{border-top:1px solid var(--border-onlight3)}
.spec-row{display:flex;justify-content:space-between;gap:20px;padding:12px 0;border-bottom:1px solid var(--border-soft);font-size:14px}
.spec-row span{color:var(--text-muted)}
.spec-row strong{font-weight:600}
.install-note{margin-top:26px;background:var(--paper2);padding:22px}
.install-note h4{font-size:16px;font-weight:700;margin-bottom:8px}
.install-note p{font-size:13px;line-height:1.65;color:var(--text-muted)}

/* ---------- Checkout ---------- */
.checkout-layout{display:grid;grid-template-columns:1.2fr 0.8fr;gap:34px;align-items:start}
.checkout-form{background:#fff;border:1px solid var(--border-soft);padding:30px}
.checkout-form h3{font-size:18px;font-weight:700;margin-bottom:18px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid .span-2{grid-column:span 2}
.field-input{padding:13px 14px;border:1px solid var(--border-input);background:var(--paper3);width:100%}
.payment-row{border:1px solid var(--border-onlight2);padding:14px 16px;font-size:14px;display:flex;justify-content:space-between;gap:14px}
.payment-row .fee{color:var(--text-muted);white-space:nowrap}
.consent-label{display:flex;gap:10px;align-items:flex-start;margin-top:22px;font-size:13px;line-height:1.6;color:var(--text-body)}
.consent-label input{margin-top:3px;accent-color:var(--orange)}
.consent-label a{cursor:pointer;color:var(--orange);text-decoration:underline}
.order-summary{background:var(--paper2);padding:26px 24px}
.order-summary h3{font-size:16px;font-weight:700;margin-bottom:16px}
.summary-line{display:flex;justify-content:space-between;gap:14px;font-size:14px;padding:9px 0;border-bottom:1px solid var(--border-med)}
.summary-row{display:flex;justify-content:space-between;font-size:14px;margin-top:14px;color:var(--text-muted)}
.summary-total{display:flex;justify-content:space-between;align-items:baseline;margin-top:16px;padding-top:16px;border-top:2px solid var(--ink)}
.summary-total strong:last-child{font-family:var(--font-display);font-size:26px;font-weight:800}
.summary-note{font-size:12px;line-height:1.6;color:var(--text-muted);margin-top:16px}

/* ---------- Order done ---------- */
.done-check{width:56px;height:56px;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 26px}
.section-done h1{font-size:38px;font-weight:800;margin-bottom:16px}
.section-done p{font-size:16px;line-height:1.7;color:var(--text-muted);margin-bottom:10px}
.section-done .contact-note{font-size:14px;color:var(--text-muted2);margin-bottom:30px}

/* ---------- Projects (reference) ---------- */
.project-card{background:#fff;border:1px solid var(--border-soft)}
.project-card .body{padding:24px}
.project-card .meta{font-family:var(--font-mono);font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:0.08em}
.project-card h3{font-size:19px;font-weight:700;margin:10px 0 10px;line-height:1.3}
.project-card p{font-size:14px;line-height:1.6;color:var(--text-muted)}
.project-card .foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--border-soft);display:flex;justify-content:space-between;font-size:13px}
.project-card .foot span{color:var(--text-muted)}
.project-card .foot strong{font-weight:600;color:var(--orange)}

/* ---------- About ---------- */
.about-intro{padding:70px 24px 40px;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-intro h1{font-size:46px;font-weight:800;line-height:1.06;margin-bottom:20px}
.about-intro p{font-size:16px;line-height:1.75;color:var(--text-body);margin-bottom:16px}
.team-member .photo-frame{margin-bottom:14px}
.team-member .name{font-size:16px;font-weight:700}
.team-member .role{font-size:13px;color:var(--text-muted);margin-top:3px}
.team-member .mail{font-size:13px;color:var(--text-muted2);margin-top:6px}
.cert-card{background:#fff;border:1px solid var(--border-soft);padding:20px 22px}
.cert-card .t{font-size:15px;font-weight:700;margin-bottom:5px}
.cert-card .d{font-size:13px;line-height:1.55;color:var(--text-muted)}

/* ---------- Blog listing / post ---------- */
.blog-card{cursor:pointer;background:#fff;border:1px solid var(--border-soft);display:flex;flex-direction:column;color:inherit}
.blog-card:hover{border-color:var(--orange);color:inherit}
.blog-card .body{padding:24px;display:flex;flex-direction:column;flex:1}
.blog-card .meta{font-family:var(--font-mono);font-size:11px;color:var(--text-faint)}
.blog-card h3{font-size:19px;font-weight:700;margin:12px 0 10px;line-height:1.3}
.blog-card p{font-size:14px;line-height:1.6;color:var(--text-muted);flex:1}
.blog-card .more{margin-top:16px;font-size:13px;font-weight:600;color:var(--orange)}
.post-meta{font-family:var(--font-mono);font-size:12px;color:var(--orange);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:14px}
.post-body h1{font-size:40px;font-weight:800;line-height:1.1;margin-bottom:22px}
.post-cover{margin-bottom:34px}
.post-body p{font-size:17px;line-height:1.8;color:var(--text-post);margin-bottom:22px}
.post-cta{background:var(--paper2);padding:28px;margin-top:16px}
.post-cta h3{font-size:20px;font-weight:700;margin-bottom:10px}
.post-cta p{font-size:15px;line-height:1.65;color:var(--text-muted);margin-bottom:18px}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--border-strong)}
.faq-item{border-bottom:1px solid var(--border-strong)}
.faq-q{cursor:pointer;padding:22px 0;display:flex;justify-content:space-between;gap:24px;align-items:center;width:100%;background:none;border:none;text-align:left;font-family:inherit}
.faq-q:hover{color:var(--orange)}
.faq-q h3{font-size:19px;font-weight:600;line-height:1.35;color:inherit}
.faq-q .sign{font-size:22px;color:var(--orange);flex-shrink:0}
.faq-a{font-size:15px;line-height:1.75;color:var(--text-body);padding-bottom:24px;max-width:700px;display:none}
.faq-item.open .faq-a{display:block}

/* ---------- Contact ---------- */
.contact-layout{padding:66px 24px 80px;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-layout h1{font-size:44px;font-weight:800;line-height:1.06;margin-bottom:16px}
.contact-layout>div>p{font-size:16px;line-height:1.7;color:var(--text-muted);margin-bottom:34px}
.contact-items{display:flex;flex-direction:column;gap:22px}
.contact-item{border-left:2px solid var(--orange);padding-left:18px}
.contact-item .k{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:0.1em;color:var(--text-muted2)}
.contact-item .v{font-size:17px;font-weight:600;margin-top:5px}
.contact-item .n{font-size:13px;color:var(--text-muted);margin-top:3px}
.map-frame{margin-top:34px;aspect-ratio:16/9;background:repeating-linear-gradient(135deg,#E7E1DA 0 10px,#EFEAE4 10px 20px);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:8px}
.map-frame .pin{width:26px;height:26px;border:3px solid var(--orange);border-radius:50% 50% 50% 0;transform:rotate(-45deg)}
.map-frame span{font-family:var(--font-mono);font-size:11px;color:var(--text-muted2);transform:none}
.contact-card{background:#fff;border:1px solid var(--border-soft);padding:32px 30px}
.contact-card h3{font-size:20px;font-weight:700;margin-bottom:6px}
.contact-card>p{font-size:13px;color:var(--text-muted);margin-bottom:22px}
.form-stack{display:flex;flex-direction:column;gap:14px}
.form-stack select{padding:14px;border:1px solid var(--border-input);background:var(--paper3)}
.sent-box{padding:40px 0;text-align:center}
.sent-box .check{font-size:34px;color:var(--orange);margin-bottom:14px}
.sent-box h3{font-size:22px;font-weight:700;margin-bottom:10px}
.sent-box p{font-size:14px;line-height:1.65;color:var(--text-muted)}

/* ---------- Legal ---------- */
.legal-kicker{font-family:var(--font-mono);font-size:12px;color:var(--text-muted2);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:16px}
.legal-title{font-size:38px;font-weight:800;line-height:1.1;margin-bottom:10px}
.legal-updated{font-size:13px;color:var(--text-muted2);margin-bottom:38px}
.legal-section{margin-bottom:30px}
.legal-section h2{font-size:21px;font-weight:700;margin-bottom:10px}
.legal-section p{font-size:15px;line-height:1.8;color:var(--text-body);margin-bottom:12px}
.legal-footer-note{border-top:1px solid var(--border-strong);padding-top:24px;font-size:13px;line-height:1.7;color:var(--text-muted)}
.legal-toc{display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:40px;font-size:13px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:var(--footer-text);margin-top:auto}
.footer-top{padding:64px 24px 30px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{color:var(--cream);margin-bottom:16px}
.footer-brand .brand-mark{width:26px;height:26px}
.footer-brand .brand-mark i{width:9px;height:9px;border-color:var(--ink)}
.footer-brand .brand-name{font-size:18px;color:var(--cream)}
.footer-about{font-size:13px;line-height:1.75;margin-bottom:16px}
.footer-meta{font-family:var(--font-mono);font-size:12px;line-height:1.9;color:var(--text-muted2)}
.footer-col-title{font-size:12px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;color:var(--cream);margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{cursor:pointer;font-size:13px;color:var(--footer-text)}
.footer-links a:hover{color:var(--orange)}
.footer-bottom{max-width:var(--container);margin:0 auto;padding:0 24px 20px}
.footer-bottom-inner{border-top:1px solid var(--border-ondark3);padding-top:20px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;font-size:12px;color:var(--footer-muted)}
.footer-bottom-inner .cookie-settings{cursor:pointer;text-decoration:underline;background:none;border:none;color:inherit;font:inherit}

/* ---------- Cart drawer ---------- */
.cart-overlay{position:fixed;inset:0;z-index:90;display:none;justify-content:flex-end}
.cart-overlay.open{display:flex}
.cart-overlay .backdrop{position:absolute;inset:0;background:rgba(22,24,26,0.5);border:none;cursor:pointer}
.cart-panel{position:relative;width:420px;max-width:92vw;background:var(--paper);height:100%;display:flex;flex-direction:column;animation:hfDrawer .25s ease both}
.cart-head{padding:24px 26px;border-bottom:1px solid var(--border-strong);display:flex;justify-content:space-between;align-items:center}
.cart-head h3{font-size:20px;font-weight:700}
.cart-close{cursor:pointer;font-size:22px;color:var(--text-muted2);background:none;border:none;line-height:1}
.cart-body{flex:1;overflow-y:auto;padding:20px 26px}
.cart-empty{padding:50px 0;text-align:center}
.cart-empty p{font-size:15px;color:var(--text-muted);margin-bottom:20px}
.cart-line{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--border-med)}
.cart-line .thumb{width:64px;height:64px;flex-shrink:0;object-fit:cover;background:repeating-linear-gradient(135deg,#E7E1DA 0 8px,#EFEAE4 8px 16px)}
.cart-line .info{flex:1}
.cart-line .name{font-size:14px;font-weight:600;line-height:1.35}
.cart-line .unit{font-size:12px;color:var(--text-muted2);margin-top:3px}
.qty-stepper{display:flex;border:1px solid var(--border-input);align-items:center}
.qty-stepper button{cursor:pointer;padding:4px 10px;font-size:14px;background:none;border:none;font-family:inherit}
.qty-stepper .qty{padding:4px 10px;font-size:13px;font-family:var(--font-mono);border-left:1px solid var(--border-input);border-right:1px solid var(--border-input)}
.cart-line-actions{display:flex;align-items:center;gap:12px;margin-top:10px}
.cart-line .rm{cursor:pointer;font-size:12px;color:var(--text-muted2);text-decoration:underline;background:none;border:none}
.cart-line .line-total{font-family:var(--font-display);font-size:15px;font-weight:700;white-space:nowrap}
.cart-foot{border-top:1px solid var(--border-strong);padding:22px 26px}
.cart-foot .row{display:flex;justify-content:space-between;font-size:14px;color:var(--text-muted);margin-bottom:7px}
.cart-foot .total{display:flex;justify-content:space-between;align-items:baseline;padding-top:14px;border-top:2px solid var(--ink);margin-bottom:8px}
.cart-foot .total strong:last-child{font-family:var(--font-display);font-size:24px;font-weight:800}
.cart-foot .note{font-size:12px;color:var(--text-muted2);margin-bottom:16px}
.cart-count-badge{font-variant-numeric:tabular-nums}

/* ---------- Cookie banner ---------- */
.cookie-banner{position:fixed;left:0;right:0;bottom:0;z-index:95;background:var(--ink);color:#DDD6CE;border-top:2px solid var(--orange);display:none}
.cookie-banner.show{display:block}
.cookie-banner .container{padding:22px 24px;display:flex;gap:28px;align-items:center;flex-wrap:wrap}
.cookie-banner .text{flex:1;min-width:280px}
.cookie-banner .text .t{font-size:15px;font-weight:700;color:var(--cream);margin-bottom:6px}
.cookie-banner .text p{font-size:13px;line-height:1.65}
.cookie-banner .text a{cursor:pointer;color:var(--tan);text-decoration:underline}
.cookie-actions{display:flex;gap:10px;flex-wrap:wrap}
.cookie-actions button{font-family:inherit}

/* ---------- Utility ---------- */
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;z-index:200}
.skip-link:focus{left:12px;top:12px}

/* ==================== RESPONSIVE ==================== */
@media (max-width:980px){
  .hero .container{grid-template-columns:1fr;gap:40px;padding:56px 20px 56px}
  .hero h1{font-size:44px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:1fr}
  .stats-strip .container,.stats-outer,.about-stats .stats-outer{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .calc-grid{grid-template-columns:1fr}
  .detail-layout{grid-template-columns:1fr}
  .detail-side{position:static}
  .product-detail-layout{grid-template-columns:1fr}
  .checkout-layout{grid-template-columns:1fr}
  .contact-layout{grid-template-columns:1fr;padding:48px 20px 60px}
  .about-intro{grid-template-columns:1fr;padding:48px 20px 30px}
  .trust-outer{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .maint-block{grid-template-columns:1fr}
  h1{font-size:38px !important}
  .section,.section-narrow,.section-narrower{padding-left:20px;padding-right:20px}
}

@media (max-width:720px){
  .main-nav{position:fixed;top:74px;left:0;right:0;bottom:0;background:var(--paper);flex-direction:column;align-items:stretch;padding:12px 20px;gap:0;overflow-y:auto;transform:translateX(100%);transition:transform .2s ease;z-index:59}
  .main-nav.open{transform:translateX(0)}
  .main-nav a{padding:16px 4px;font-size:16px;border-bottom:1px solid var(--border-soft)}
  .main-nav a.active::after{display:none}
  .main-nav a.active{color:var(--orange)}
  .nav-toggle{display:flex}
  .phone-link{display:none}
  .grid-4,.grid-3{grid-template-columns:1fr}
  .stats-strip .container,.stats-outer,.about-stats .stats-outer{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .steps-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;padding:48px 20px 24px}
  .trust-outer{grid-template-columns:1fr}
  .cta-banner .container{flex-direction:column;align-items:flex-start;text-align:left}
  .section-head{align-items:flex-start}
  .hero h1{font-size:36px}
  .page-hero h1{font-size:36px}
  h2.section-title,.section-head h2{font-size:30px}
  .form-grid{grid-template-columns:1fr}
  .form-grid .span-2{grid-column:span 1}
  .cart-panel{width:100%;max-width:100%}
}