/* EBON Windows & Doors — export site stylesheet
   2026-10. No external dependencies, no webfonts. */

:root{
  --ink:#14181c;
  --ink-2:#3b4650;
  --ink-3:#6b7680;
  --line:#e4e1db;
  --line-strong:#cfcac2;
  --paper:#ffffff;
  --paper-2:#f7f5f1;
  --paper-3:#efece6;
  --accent:#8a5f2f;
  --accent-ink:#6d4a22;
  --accent-soft:#f0e7da;
  --radius:2px;
  --wrap:1200px;
  --s1:8px; --s2:16px; --s3:24px; --s4:40px; --s5:64px; --s6:96px;
  --font:"Inter","Helvetica Neue",Arial,"Segoe UI",system-ui,-apple-system,sans-serif;
  --shadow:0 1px 2px rgba(20,24,28,.04),0 12px 32px rgba(20,24,28,.06);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--font);font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(2.35rem,4.6vw,4rem)}
h2{font-size:clamp(1.75rem,3vw,2.6rem)}
h3{font-size:clamp(1.15rem,1.6vw,1.4rem)}
h4{font-size:1.02rem;letter-spacing:0}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.narrow{max-width:820px}
section{position:relative}
.sec{padding:var(--s6) 0}
.sec-sm{padding:var(--s5) 0}
.alt{background:var(--paper-2)}
.dark{background:var(--ink);color:#f4f2ee}
.dark h2,.dark h3{color:#fff}

/* ---------- type helpers ---------- */
.kicker{
  display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.18em;
  text-transform:uppercase;color:var(--accent);margin-bottom:18px;
}
.lead{font-size:clamp(1.02rem,1.35vw,1.18rem);color:var(--ink-2);max-width:62ch}
.muted{color:var(--ink-3)}
.small{font-size:.875rem}
.rule{width:56px;height:2px;background:var(--accent);margin:26px 0}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.center .rule{margin-left:auto;margin-right:auto}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
.brand{display:flex;align-items:baseline;gap:10px;font-weight:700;letter-spacing:.16em;font-size:1rem}
.brand span{font-weight:400;letter-spacing:.06em;font-size:.68rem;color:var(--ink-3);text-transform:uppercase}
.brand:hover{opacity:.8}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-size:.9rem;color:var(--ink-2);position:relative;padding:6px 0}
.nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;
  background:var(--ink);transition:right .25s ease;
}
.nav a:hover{color:var(--ink)}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
.nav a[aria-current="page"]{color:var(--ink);font-weight:500}
.header-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:1px solid var(--line-strong);padding:9px 12px;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:14px 26px;
  font-size:.86rem;font-weight:600;letter-spacing:.04em;border:1px solid transparent;
  border-radius:var(--radius);transition:.22s ease;cursor:pointer;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--accent);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-line{border-color:var(--line-strong);color:var(--ink)}
.btn-line:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.btn svg{width:14px;height:14px;flex:none}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--ink)}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,13,16,.55) 0%,rgba(10,13,16,.30) 42%,rgba(10,13,16,.72) 100%);
}
.hero-inner{position:relative;z-index:2;padding:calc(var(--s6) + 20px) 0 var(--s5);min-height:min(84vh,760px);display:flex;flex-direction:column;justify-content:flex-end}
.hero h1{max-width:19ch;color:#fff}
.hero .lead{color:rgba(255,255,255,.86);margin-top:22px;max-width:56ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-kicker{color:rgba(255,255,255,.75);border-color:rgba(255,255,255,.35)}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.22);font-size:.78rem;letter-spacing:.12em;
  text-transform:uppercase;color:rgba(255,255,255,.78);
}
.hero.compact .hero-inner{min-height:min(58vh,520px);padding:var(--s6) 0 var(--s4)}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats div{padding:34px 26px;border-right:1px solid var(--line)}
.stats div:last-child{border-right:0}
.stat-num{font-size:clamp(1.8rem,2.6vw,2.5rem);font-weight:600;letter-spacing:-.03em;line-height:1}
.stat-lab{margin-top:8px;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}

/* ---------- cards ---------- */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.28s ease;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.card-img{aspect-ratio:4/3;overflow:hidden;background:var(--paper-3)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.card:hover .card-img img{transform:scale(1.04)}
.card-body{padding:24px 24px 28px}
.card-body h3{margin-bottom:10px}
.card-body p{margin:0;color:var(--ink-2);font-size:.94rem}
.card-link{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.card-link::after{content:"→";transition:transform .2s ease}
.card:hover .card-link::after{transform:translateX(4px)}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split.flip .split-media{order:2}
.split-media img{border-radius:var(--radius)}
.split-media figcaption{margin-top:12px;font-size:.78rem;color:var(--ink-3);letter-spacing:.04em}

/* ---------- feature list ---------- */
.feature{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.feature-item{border-top:2px solid var(--ink);padding-top:20px}
.feature-item .idx{font-size:.75rem;letter-spacing:.14em;color:var(--accent);font-weight:600}
.feature-item h3{margin:10px 0 10px;font-size:1.12rem}
.feature-item p{margin:0;color:var(--ink-2);font-size:.93rem}

/* ---------- table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);background:var(--paper)}
table.spec{width:100%;border-collapse:collapse;font-size:.9rem;min-width:640px}
table.spec th,table.spec td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.spec thead th{background:var(--paper-3);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);font-weight:600}
table.spec tbody tr:last-child td{border-bottom:0}
table.spec td:first-child{font-weight:500}
table.spec .num{font-variant-numeric:tabular-nums}

/* ---------- badges ---------- */
.badges{display:flex;flex-wrap:wrap;gap:12px}
.badge{
  display:flex;flex-direction:column;gap:2px;padding:14px 18px;border:1px solid var(--line-strong);
  background:var(--paper);min-width:150px;
}
.dark .badge{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.18)}
.badge b{font-size:.92rem;letter-spacing:.02em}
.badge span{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.dark .badge span{color:rgba(255,255,255,.6)}

/* ---------- timeline ---------- */
.timeline{border-left:1px solid var(--line-strong);margin-left:6px;padding-left:30px}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-35px;top:7px;width:9px;height:9px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px var(--paper);
}
.tl-year{font-size:.78rem;letter-spacing:.12em;color:var(--accent);font-weight:600}
.tl-item p{margin:4px 0 0;color:var(--ink-2);font-size:.95rem}

/* ---------- faq ---------- */
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;
  font-weight:500;font-size:1.02rem;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:400;color:var(--accent);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:14px 0 0;color:var(--ink-2);font-size:.95rem;max-width:78ch}

/* ---------- cta band ---------- */
.cta-band{padding:var(--s5) 0;border-top:1px solid var(--line);background:var(--paper-2)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{max-width:22ch}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:var(--s5) 0 28px;font-size:.9rem}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.14)}
.site-footer h4{color:#fff;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.site-footer a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-brand{display:flex;align-items:baseline;gap:10px;color:#fff;font-weight:700;letter-spacing:.16em;margin-bottom:14px}
.footer-brand span{font-weight:400;font-size:.66rem;letter-spacing:.06em;color:rgba(255,255,255,.55);text-transform:uppercase}
.footer-links li{margin-bottom:10px}
.legal{margin-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.78rem;color:rgba(255,255,255,.5)}
.legal p{margin:0}

/* ---------- misc ---------- */
.ph{
  display:inline-block;padding:1px 6px;border-bottom:1px dashed #c0392b;
  color:#c0392b;font-size:.92em;
}
.ph-dark{color:#e8b25a;border-bottom-color:#e8b25a}
.note{border-left:2px solid var(--accent);padding:4px 0 4px 18px;color:var(--ink-2);font-size:.92rem}
.list-check li{position:relative;padding-left:24px;margin-bottom:10px;color:var(--ink-2);font-size:.95rem}
.list-check li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-right:1.5px solid var(--accent);border-bottom:1.5px solid var(--accent);transform:rotate(-45deg)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.field input,.field textarea,.field select{
  font:inherit;font-size:.95rem;padding:12px 14px;border:1px solid var(--line-strong);
  border-radius:var(--radius);background:var(--paper);color:var(--ink);
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--ink)}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:.8rem;color:var(--ink-3);margin-top:14px}
.contact-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.contact-list b{display:block;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:600;margin-bottom:3px}
.price-note{background:var(--paper-3);border-left:3px solid var(--accent);padding:18px 22px;font-size:.92rem;color:var(--ink-2)}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .feature{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .split{gap:40px}
}
@media (max-width:860px){
  .nav{
    display:none;position:absolute;top:74px;left:0;right:0;background:var(--paper);
    border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;
    gap:0;padding:8px 28px 18px;
  }
  .nav.open{display:flex}
  .nav a{padding:13px 0;width:100%;border-bottom:1px solid var(--line);font-size:.95rem}
  .nav-toggle{display:block}
  .header-cta .btn{display:none}
  .g3,.g2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stats div:nth-child(2){border-right:0}
  .stats div:nth-child(1),.stats div:nth-child(2){border-bottom:1px solid var(--line)}
  .split{grid-template-columns:1fr}
  .split.flip .split-media{order:0}
  .feature{grid-template-columns:1fr}
  .sec{padding:var(--s5) 0}
  .hero-inner{min-height:auto;padding:var(--s5) 0 var(--s4)}
  .form-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .legal{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}