:root{
  --orange:#F05523; --orange-deep:#D2430F; --orange-press:#B53908;
  --ink:#191B1E; --char:#23272C; --body:#2C3035; --muted:#646B72;
  --line:#E7E1DB; --line-soft:#EFEAE5;
  --paper:#FFFFFF; --tint:#FBF4F0; --tint-2:#F6EEE8;
  --shadow-sm:0 1px 2px rgba(25,27,30,.06),0 2px 8px rgba(25,27,30,.05);
  --shadow-md:0 6px 18px rgba(25,27,30,.10),0 18px 40px rgba(25,27,30,.10);
  --shadow-lg:0 20px 50px rgba(25,27,30,.18);
  --r:14px; --r-lg:22px; --maxw:1200px;
  --ease:cubic-bezier(.22,1,.36,1);
  --z-header:50; --z-menu:60;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Archivo",system-ui,sans-serif;color:var(--body);
  background:var(--paper);line-height:1.62;font-size:1.0625rem;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4{font-family:"Archivo Expanded","Archivo",sans-serif;color:var(--ink);
  line-height:1.06;margin:0;letter-spacing:-.02em;text-wrap:balance;font-weight:800}
p{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--orange);color:#fff}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px;border-radius:6px}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}
.eyebrow{font-family:"Archivo";font-weight:700;font-size:.8rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--orange-deep)}
.lead{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--body);max-width:62ch}
.center{text-align:center;margin-inline:auto}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.55em;font-family:"Archivo";font-weight:700;
  font-size:1rem;line-height:1;padding:.95em 1.5em;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .2s,color .2s,border-color .2s;will-change:transform}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(240,85,35,.32)}
.btn-primary:hover{background:var(--orange-deep);transform:translateY(-2px);box-shadow:0 12px 28px rgba(240,85,35,.4)}
.btn-primary:active{background:var(--orange-press);transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.32)}
.btn-ghost.on-dark:hover{border-color:#fff;background:rgba(255,255,255,.07)}
.btn-arrow{color:var(--orange-deep);font-weight:700;display:inline-flex;align-items:center;gap:.4em}
.btn-arrow svg{transition:transform .25s var(--ease)}
.btn-arrow:hover svg{transform:translateX(4px)}

/* header */
.header{position:sticky;top:0;z-index:var(--z-header);background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.header.scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.nav{display:flex;align-items:center;gap:clamp(16px,3vw,40px);height:76px}
.brand{display:flex;align-items:center;gap:.6em;font-family:"Archivo Expanded";font-weight:800;
  font-size:1.18rem;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.brand .mark{position:relative;width:34px;height:34px;border-radius:9px;background:var(--orange);
  flex:none;box-shadow:0 4px 10px rgba(240,85,35,.35)}
.brand .mark::before,.brand .mark::after{content:"";position:absolute;background:#fff;border-radius:1px}
.brand .mark::before{left:50%;top:6px;bottom:6px;width:2.5px;transform:translateX(-50%)}
.brand .mark::after{top:50%;left:6px;right:6px;height:2.5px;transform:translateY(-50%)}
.brand b{font-weight:900}
.brand span.light{font-weight:600;color:var(--char)}
.nav-links{display:flex;align-items:center;gap:clamp(14px,2vw,28px);margin-left:auto}
.nav-links a{font-family:"Archivo";font-weight:600;font-size:.98rem;color:var(--char);
  padding:.4em 0;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;
  background:var(--orange);transition:right .3s var(--ease)}
.nav-links a:hover::after,.nav-links a[aria-current]::after{right:0}
.nav-links a[aria-current]{color:var(--orange-deep)}
.nav-cta{display:flex;align-items:center;gap:14px}
.phone{font-family:"Archivo";font-weight:800;color:var(--ink);font-size:1rem;display:inline-flex;align-items:center;gap:.45em}
.phone svg{color:var(--orange-deep)}
.menu-btn{display:none;width:46px;height:46px;border:1px solid var(--line);border-radius:11px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{content:"";display:block;width:18px;height:2px;background:var(--ink);position:relative;transition:.25s}
.menu-btn span::before{position:absolute;top:-6px}.menu-btn span::after{position:absolute;top:6px}
.menu-btn[aria-expanded="true"] span{background:transparent}
.menu-btn[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.menu-btn[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* mobile menu drawer */
.mobile-menu{display:none;position:fixed;inset:76px 0 auto 0;z-index:var(--z-menu);background:#fff;
  border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);padding:8px 0 16px}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:14px clamp(20px,5vw,40px);font-family:"Archivo";font-weight:600;
  color:var(--char);border-bottom:1px solid var(--line-soft)}
.mobile-menu a.phone{color:var(--ink)}
.mobile-menu .btn{display:flex;justify-content:center;margin:16px clamp(20px,5vw,40px) 0;border-bottom:none}

/* hero (homepage split) */
.hero{background:var(--ink);color:#fff;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,64px);align-items:center;
  padding-block:clamp(56px,7vw,104px)}
.hero h1{color:#fff;font-size:clamp(2.35rem,5.1vw,4.1rem);font-weight:900;letter-spacing:-.03em}
.hero h1 em{font-style:normal;color:var(--orange);display:inline-block}
.hero p.lead{color:#C9CDD2;margin-top:1.2rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:2rem}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:2.2rem;padding-top:1.6rem;
  border-top:1px solid rgba(255,255,255,.12);font-size:.92rem;color:#AEB4BB}
.hero-trust b{color:#fff;font-weight:700}
.hero-trust .dot{color:var(--orange)}
.hero-media{position:relative}
.hero-media img{width:100%;height:clamp(320px,42vw,520px);object-fit:cover;border-radius:var(--r-lg);
  box-shadow:var(--shadow-lg)}
.hero-media .frame{position:absolute;inset:auto -14px -14px auto;width:62%;height:46%;
  border:3px solid var(--orange);border-radius:var(--r-lg);z-index:-0}
.hero-badge{position:absolute;left:-16px;bottom:24px;background:#fff;color:var(--ink);
  border-radius:16px;padding:14px 18px;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:12px}
.hero-badge .big{font-family:"Archivo Expanded";font-weight:900;font-size:1.5rem;color:var(--orange-deep);line-height:1}
.hero-badge small{display:block;color:var(--muted);font-size:.78rem;font-weight:600;max-width:11ch}

/* interior page hero (Windows/Doors/About/Contact) */
.page-hero{background:var(--ink);color:#fff;overflow:hidden;position:relative;
  padding-block:clamp(48px,6.5vw,96px)}
.page-hero .eyebrow{color:var(--orange)}
.page-hero h1{color:#fff;font-size:clamp(2.1rem,4.4vw,3.5rem);font-weight:900;letter-spacing:-.03em;margin-top:.9rem;max-width:20ch}
.page-hero h1 em{font-style:normal;color:var(--orange)}
.page-hero p{color:#C9CDD2;margin-top:1.1rem;max-width:62ch;font-size:clamp(1.02rem,1.5vw,1.18rem)}
.page-hero .hero-cta{margin-top:1.8rem}

/* offer strip */
.offer{background:var(--orange);color:#fff}
.offer .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px 28px;
  padding-block:14px;text-align:center}
.offer strong{font-family:"Archivo Expanded";font-weight:800}
.offer .sep{opacity:.55}
.offer span{font-weight:500}

/* trust bar */
.trust{background:var(--paper);border-bottom:1px solid var(--line-soft)}
.trust .wrap{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:clamp(20px,4vw,52px);padding-block:26px}
.trust img{height:50px;width:auto;opacity:.7;filter:grayscale(1);transition:.3s}
.trust img:hover{opacity:1;filter:grayscale(0)}

/* sections */
section{scroll-margin-top:90px}
.section{padding-block:clamp(64px,8vw,112px)}
.section.tint{background:var(--tint)}
.section.pad-sm{padding-block:clamp(48px,6vw,80px)}
.s-head{max-width:64ch;margin-bottom:clamp(34px,4vw,56px)}
.s-head.center{margin-inline:auto}
.s-head h2{font-size:clamp(1.9rem,3.4vw,3rem);font-weight:900}
.s-head p{margin-top:1rem;color:var(--muted);font-size:1.1rem;max-width:58ch}
.s-head.center p{margin-inline:auto}

/* value cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(18px,2.4vw,28px)}
.card{background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.card .ph{aspect-ratio:16/10;overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .ph img{transform:scale(1.05)}
.card .body{padding:24px 24px 28px;display:flex;flex-direction:column;gap:.7rem;flex:1}
.card .ic{width:46px;height:46px;border-radius:12px;background:var(--orange);display:flex;align-items:center;
  justify-content:center;margin-top:-46px;position:relative;border:4px solid #fff;box-shadow:var(--shadow-sm)}
.card .ic img{width:26px;height:26px;object-fit:contain}
.card h3{font-size:1.32rem;font-weight:800;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:.99rem}

/* product feature rows */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.feature+.feature{margin-top:clamp(48px,6vw,88px)}
.feature .media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--shadow-md)}
.feature .txt h2,.feature .txt h3{font-size:clamp(1.6rem,2.8vw,2.3rem);font-weight:900}
.feature .txt p{margin-top:1rem;color:var(--body)}
.feature ul{list-style:none;padding:0;margin:1.3rem 0 1.7rem;display:grid;gap:.65rem}
.feature li{display:flex;gap:.7em;align-items:flex-start;color:var(--char);font-weight:500}
.feature li svg{color:var(--orange-deep);flex:none;margin-top:.18em}
.feature.rev .media{order:2}
.feature.rev .txt{order:1}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.gallery figure{margin:0;border-radius:var(--r);overflow:hidden;position:relative;aspect-ratio:1/1;box-shadow:var(--shadow-sm)}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.gallery figure:hover img{transform:scale(1.07)}
.gallery figcaption{position:absolute;inset:auto 0 0 0;padding:26px 14px 12px;color:#fff;font-size:.82rem;
  font-weight:600;background:linear-gradient(transparent,rgba(20,22,25,.82));opacity:0;transition:opacity .3s}
.gallery figure:hover figcaption{opacity:1}
.gallery .tall{aspect-ratio:auto;grid-row:span 2}

/* stats / steps / contact info (interior helpers) */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:18px}
.stat{background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:26px;box-shadow:var(--shadow-sm)}
.stat .n{font-family:"Archivo Expanded";font-weight:900;font-size:2rem;color:var(--orange-deep);line-height:1}
.stat p{margin-top:.45rem;color:var(--muted);font-size:.95rem}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:clamp(18px,2.4vw,28px);counter-reset:step}
.step{background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:28px 24px;box-shadow:var(--shadow-sm)}
.step::before{counter-increment:step;content:counter(step);display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:11px;background:var(--orange);color:#fff;font-family:"Archivo Expanded";font-weight:900;margin-bottom:14px}
.step h3{font-size:1.15rem}
.step p{color:var(--muted);font-size:.96rem;margin-top:.5rem}
.prose{max-width:70ch}
.prose>*+*{margin-top:1.1rem}
.prose h2{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-top:2.2rem}
.prose h3{font-size:1.3rem;margin-top:1.8rem}
.prose ul{padding-left:1.1rem;display:grid;gap:.5rem}

/* split (info + form) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:start}
.contact-info{display:grid;gap:20px}
.contact-info .item{display:flex;gap:14px;align-items:flex-start}
.contact-info .item svg{color:var(--orange-deep);flex:none;margin-top:.2em}
.contact-info .item b{display:block;color:var(--ink);font-family:"Archivo";font-weight:700;font-size:1.02rem}
.contact-info .item span{color:var(--muted);font-size:.97rem}

/* quote / final cta */
.cta{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,85,35,.22),transparent 68%);top:-180px;right:-120px}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,72px);align-items:center;position:relative}
.cta h2{color:#fff;font-size:clamp(2rem,3.6vw,3.1rem);font-weight:900}
.cta p{color:#C9CDD2;margin-top:1rem;max-width:46ch}
.cta .phone-lg{display:inline-flex;align-items:center;gap:.5em;margin-top:1.6rem;font-family:"Archivo Expanded";
  font-weight:800;font-size:1.5rem;color:#fff}
.cta .phone-lg svg{color:var(--orange)}
.qform{background:#fff;border-radius:var(--r-lg);padding:clamp(22px,3vw,34px);box-shadow:var(--shadow-lg)}
.qform h3{color:var(--ink);font-size:1.3rem;font-weight:800}
.qform p.sub{color:var(--muted);font-size:.92rem;margin-top:.3rem;font-weight:500}
.qform .row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.qform label{display:block;font-size:.8rem;font-weight:700;color:var(--char);margin-bottom:5px}
.qform input,.qform select,.qform textarea{width:100%;font-family:inherit;font-size:.96rem;color:var(--ink);
  padding:.7em .85em;border:1.5px solid var(--line);border-radius:11px;background:var(--tint);transition:border-color .2s,background .2s}
.qform input:focus,.qform select:focus,.qform textarea:focus{border-color:var(--orange);background:#fff;outline:none}
.qform .full{grid-column:1/-1;margin-top:12px}
.qform .btn{width:100%;justify-content:center;margin-top:16px}
.qform .note{font-size:.78rem;color:var(--muted);text-align:center;margin-top:10px}

/* footer */
.footer{background:#121417;color:#AEB4BB;padding-block:clamp(48px,6vw,72px) 28px}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:clamp(24px,3vw,48px)}
.footer .brand{color:#fff;margin-bottom:1rem}
.footer .brand span.light{color:#AEB4BB}
.footer h4{color:#fff;font-family:"Archivo";font-weight:700;font-size:.85rem;letter-spacing:.1em;
  text-transform:uppercase;margin-bottom:1rem}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.6rem}
.footer a:hover{color:#fff}
.footer .about{max-width:34ch;font-size:.95rem;line-height:1.7}
.social{display:flex;gap:10px;margin-top:1.2rem}
.social a{width:38px;height:38px;border-radius:10px;background:#1E2125;display:flex;align-items:center;justify-content:center;transition:.25s}
.social a:hover{background:var(--orange);transform:translateY(-2px)}
.social img{width:18px;height:18px}
.f-bottom{border-top:1px solid #23272C;margin-top:clamp(32px,4vw,52px);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;font-size:.85rem}
.lic{color:#7B828A}

@media (max-width:980px){
  .nav-links,.nav-cta .phone{display:none}
  .menu-btn{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{order:-1}
  .feature,.cta-grid,.split,.f-grid{grid-template-columns:1fr}
  .feature.rev .media{order:0}.feature.rev .txt{order:0}
  .f-grid{gap:34px}
}
@media (max-width:560px){
  .qform .row{grid-template-columns:1fr}
  .offer .sep{display:none}
  .hero-badge{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ===== blog index ===== */
.post-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:clamp(20px,2.6vw,30px)}
.post-card{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line-soft);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.post-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.post-card .ph{aspect-ratio:16/9;overflow:hidden}
.post-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.post-card:hover .ph img{transform:scale(1.05)}
.post-card .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:.6rem;flex:1}
.post-card time{font-family:"Archivo";font-weight:700;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;color:var(--orange-deep)}
.post-card h3{font-size:1.2rem;font-weight:800;line-height:1.22}
.post-card p{color:var(--muted);font-size:.96rem;flex:1}
.post-card .more{color:var(--orange-deep);font-weight:700;font-size:.92rem;display:inline-flex;align-items:center;gap:.35em;margin-top:.2rem}

/* ===== article ===== */
.article-head{background:var(--ink);color:#fff;overflow:hidden;padding-block:clamp(40px,5vw,72px)}
.article-head .wrap{max-width:820px}
.article-head .eyebrow{color:var(--orange)}
.article-head h1{color:#fff;font-size:clamp(1.9rem,3.8vw,3rem);font-weight:900;letter-spacing:-.025em;margin-top:.8rem;max-width:24ch}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;color:#AEB4BB;font-size:.92rem;margin-top:1.1rem}
.article-meta .tag{background:rgba(240,85,35,.18);color:#fff;font-weight:700;font-size:.72rem;letter-spacing:.06em;
  text-transform:uppercase;padding:.32em .7em;border-radius:999px}
.article-hero{max-width:980px;margin:clamp(24px,3vw,40px) auto 0;padding-inline:clamp(20px,5vw,40px)}
.article-hero img{width:100%;aspect-ratio:16/8;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--shadow-md)}
.article{padding-block:clamp(40px,5vw,72px)}
.article-body{max-width:720px;margin-inline:auto;font-size:1.08rem;line-height:1.75;color:var(--body)}
.article-body>*+*{margin-top:1.25rem}
.article-body h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-top:2.4rem;font-family:"Archivo Expanded";color:var(--ink)}
.article-body h3{font-size:1.3rem;margin-top:1.8rem;font-family:"Archivo Expanded";color:var(--ink)}
.article-body ul,.article-body ol{padding-left:1.3rem;display:grid;gap:.55rem}
.article-body a{color:var(--orange-deep);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.article-body strong{color:var(--ink)}
.article-body blockquote{margin:1.6rem 0;padding:1rem 1.4rem;background:var(--tint);border-left:0;border-radius:var(--r);font-size:1.12rem;color:var(--char)}
.article-cta{max-width:720px;margin:clamp(36px,4vw,56px) auto 0;background:var(--ink);color:#fff;border-radius:var(--r-lg);
  padding:clamp(26px,3.5vw,40px);text-align:center}
.article-cta h3{color:#fff;font-size:1.5rem}
.article-cta p{color:#C9CDD2;margin:.7rem auto 1.4rem;max-width:48ch}