/*
Theme Name: Evercross Bridge
Theme URI: https://www.evercrossbridge.com/
Author: Evercross
Description: Lightweight B2B theme for modular steel bridge manufacturing — GEO/SEO first, no page builder, sub-second LCP.
Version: 1.0.0
Text Domain: evercross
*/

/* ============ 1. Design tokens ============ */
:root{
  --navy:#2a3750;
  --navy-d:#1b2436;
  --navy-l:#3c4b68;
  --orange:#de4907;
  --orange-d:#bd3d05;
  --ink:#161a21;
  --muted:#5f6b7c;
  --line:#e3e7ee;
  --soft:#f6f7f9;
  --paper:#fff;
  --radius:10px;
  --wrap:1180px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ============ 2. Reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);
  font-size:16.5px;line-height:1.72;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--orange)}
h1,h2,h3,h4{line-height:1.24;letter-spacing:-.015em;margin:0 0 .5em;font-weight:750}
h1{font-size:clamp(2rem,4.4vw,3.3rem)}
h2{font-size:clamp(1.55rem,2.6vw,2.15rem)}
h3{font-size:1.22rem}
p{margin:0 0 1.05em}
ul,ol{margin:0 0 1.1em;padding-left:1.25em}
li{margin:.35em 0}
hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
table{border-collapse:collapse;width:100%;margin:1.2em 0;font-size:.95rem}
th,td{border:1px solid var(--line);padding:.62em .8em;text-align:left;vertical-align:top}
th{background:var(--navy);color:#fff;font-weight:600}
tr:nth-child(even) td{background:#fbfcfd}
blockquote{margin:1.4em 0;padding:.2em 1.1em;border-left:3px solid var(--orange);color:#33404f;background:var(--soft)}
code,pre{font-family:var(--mono);font-size:.9em;background:var(--soft);border:1px solid var(--line);border-radius:6px}
code{padding:.1em .4em}
pre{padding:1em;overflow:auto}

/* ============ 3. Layout ============ */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.narrow{max-width:820px;margin:0 auto}
.section{padding:clamp(3rem,6vw,5.2rem) 0}
.section--soft{background:var(--soft)}
.section--dark{background:var(--navy-d);color:#eef1f6}
.section--dark h2,.section--dark h3{color:#fff}
.eyebrow{font-size:.76rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);margin:0 0 .9em}
.lead{font-size:1.1rem;color:#3a4757;max-width:62ch}
.section--dark .lead{color:#c3cddd}
.center{text-align:center}
.center .lead{margin-inline:auto}

/* ============ 4. Header ============ */
.topbar{background:var(--navy-d);color:#b9c4d6;font-size:.8rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:1rem;padding-block:.5rem}
.topbar a{color:#d7deea}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:1.1rem;flex-wrap:wrap}

.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:1.4rem;min-height:70px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;letter-spacing:.02em;color:var(--navy)}
.brand:hover{color:var(--navy)}
.brand img{height:48px;width:auto;display:block}
@media (max-width:640px){.brand img{height:38px}}

.nav{margin-left:auto}
.nav>ul{display:flex;gap:.2rem;list-style:none;margin:0;padding:0}
.nav a{display:block;padding:.55rem .72rem;font-size:.92rem;font-weight:550;color:#243040;border-radius:6px}
.nav a:hover{background:var(--soft);color:var(--navy)}
.nav .current-menu-item>a{color:var(--orange)}
.nav li{position:relative}
.nav .sub-menu{position:absolute;top:100%;left:0;min-width:250px;background:#fff;border:1px solid var(--line);
  border-radius:8px;box-shadow:0 14px 40px rgba(16,24,40,.12);list-style:none;margin:0;padding:.4rem;
  display:none;z-index:60}
.nav li:hover>.sub-menu,.nav li:focus-within>.sub-menu{display:block}
.nav .sub-menu a{padding:.5rem .7rem;font-weight:500;font-size:.9rem}
.header-cta{display:flex;align-items:center;gap:.6rem;margin-left:.6rem}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:.5rem .6rem;cursor:pointer}

.btn{display:inline-flex;align-items:center;gap:.45em;padding:.72em 1.25em;border-radius:8px;font-weight:650;
  font-size:.94rem;border:1px solid transparent;cursor:pointer;transition:.16s ease;line-height:1.2}
.btn--primary{background:var(--orange);color:#fff}
.btn--primary:hover{background:var(--orange-d);color:#fff;transform:translateY(-1px)}
.btn--ghost{border-color:var(--line);color:var(--navy);background:#fff}
.btn--ghost:hover{border-color:var(--navy);color:var(--navy);background:var(--soft)}
.btn--light{background:#fff;color:var(--navy)}
.btn--light:hover{background:#f1f4f9;color:var(--navy)}
.btn--lg{padding:.9em 1.6em;font-size:1rem}

/* ============ 5. Hero ============ */
.hero{position:relative;background:var(--navy-d);color:#fff;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;
  background:radial-gradient(900px 420px at 78% 12%,rgba(222,73,7,.22),transparent 62%),
             linear-gradient(180deg,rgba(27,36,54,.2),rgba(27,36,54,.92));
  pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:clamp(3.2rem,7vw,6rem) 0 clamp(2.6rem,5vw,4rem)}
.hero h1{color:#fff;max-width:22ch;margin-bottom:.4em}
.hero .lead{color:#c8d2e2;max-width:56ch;font-size:1.13rem}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.7rem}
.hero-badges{display:flex;flex-wrap:wrap;gap:.5rem 1.6rem;margin-top:2.4rem;padding-top:1.5rem;
  border-top:1px solid rgba(255,255,255,.14);font-size:.86rem;color:#aebbcf}
.hero-badges b{color:#fff;font-weight:700}

/* ============ 6. Stats ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.stats div{background:#fff;padding:1.5rem 1.3rem}
.stats b{display:block;font-size:1.9rem;letter-spacing:-.03em;color:var(--navy);line-height:1.1}
.stats span{font-size:.82rem;color:var(--muted);letter-spacing:.02em}

/* ============ 7. Cards / grids ============ */
.grid{display:grid;gap:1.4rem}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.6rem,4vw,3.4rem);align-items:center}
.split--reverse .split-media{order:2}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:.18s ease;display:flex;flex-direction:column}
.card:hover{box-shadow:0 16px 36px rgba(16,24,40,.09);transform:translateY(-2px);border-color:#d3dae6}
.card-img{aspect-ratio:16/10;background:var(--soft);overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover;transition:.4s ease}
.card:hover .card-img img{transform:scale(1.04)}
.card-body{padding:1.1rem 1.15rem 1.3rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.card-body h3{font-size:1.04rem;margin:0}
.card-body p{font-size:.89rem;color:var(--muted);margin:0}
.card-link{margin-top:auto;font-size:.85rem;font-weight:700;color:var(--orange);letter-spacing:.02em}

/* ============ 8. Article / product page ============ */
.page-head{background:var(--soft);border-bottom:1px solid var(--line);padding:clamp(1.9rem,4vw,3.2rem) 0}
.page-head h1{margin-bottom:.3em;max-width:26ch}
.page-head .meta{font-size:.86rem;color:var(--muted);display:flex;gap:1rem;flex-wrap:wrap}
.breadcrumb{font-size:.78rem;color:var(--muted);margin-bottom:1rem;letter-spacing:.01em}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--orange)}

.entry{max-width:790px}
.entry h2{margin-top:2.1em;font-size:1.55rem;scroll-margin-top:90px}
.entry h3{margin-top:1.7em;font-size:1.16rem;scroll-margin-top:90px}
.entry p,.entry li{font-size:1.02rem;color:#26303c}
.entry img{border-radius:8px;margin:1.4em 0}
.entry a{color:var(--orange);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}
.entry table{font-size:.9rem}
.entry blockquote p:last-child{margin-bottom:0}

.product-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:clamp(1.6rem,4vw,3rem);align-items:start}
.product-hero{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--soft)}
.product-hero img{width:100%;object-fit:cover}
.spec-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem 1.35rem;position:sticky;top:88px}
.spec-card h2{font-size:1rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:.8em}
.spec-list{list-style:none;margin:0 0 1.2em;padding:0;font-size:.9rem}
.spec-list li{display:flex;justify-content:space-between;gap:1rem;padding:.55em 0;border-bottom:1px dashed var(--line);margin:0}
.spec-list li span:first-child{color:var(--muted)}
.spec-list li span:last-child{font-weight:600;text-align:right}
.spec-card .btn{width:100%;justify-content:center;margin-bottom:.55em}

.faq{border-top:1px solid var(--line);margin-top:2.6em;padding-top:1.4em}
.faq details{border-bottom:1px solid var(--line);padding:.9em 0}
.faq summary{font-weight:650;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--orange);font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq p{margin:.7em 0 0;color:#33404f;font-size:.97rem}

/* ============ 9. CTA band ============ */
.cta-band{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-d) 100%);color:#fff;border-radius:14px;
  padding:clamp(1.8rem,4vw,2.8rem);display:flex;gap:2rem;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0 0 .3em;font-size:1.6rem}
.cta-band p{color:#c2ccdc;margin:0;max-width:52ch}
.cta-band .btn{flex:0 0 auto}

/* ============ 10. Forms ============ */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:.9rem}
.form-grid .full{grid-column:1/-1}
label{display:block;font-size:.83rem;font-weight:650;color:#33404f;margin-bottom:.3rem}
input[type=text],input[type=email],input[type=tel],input[type=number],select,textarea{
  width:100%;padding:.72em .8em;border:1px solid #ccd4e0;border-radius:8px;font:inherit;font-size:.94rem;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid #b9c6dd;outline-offset:1px;border-color:var(--navy)}
textarea{min-height:120px;resize:vertical}
.form-note{font-size:.78rem;color:var(--muted);margin-top:.6rem}
.quote-box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(1.3rem,3vw,2rem);box-shadow:0 12px 30px rgba(16,24,40,.06)}

/* ============ 11. Lists / index ============ */
.post-list{display:flex;flex-direction:column;gap:1.6rem}
.post-item{display:grid;grid-template-columns:220px 1fr;gap:1.4rem;padding-bottom:1.6rem;border-bottom:1px solid var(--line)}
.post-item:last-child{border-bottom:0}
.post-item .thumb{aspect-ratio:16/10;border-radius:8px;overflow:hidden;background:var(--soft)}
.post-item .thumb img{width:100%;height:100%;object-fit:cover}
.post-item h2{font-size:1.18rem;margin:0 0 .3em}
.post-item time{font-size:.78rem;color:var(--muted);letter-spacing:.03em;text-transform:uppercase}
.post-item p{font-size:.92rem;color:var(--muted);margin:.4em 0 0}

.pagination{display:flex;gap:.4rem;justify-content:center;margin-top:2.4rem}
.pagination .page-numbers{padding:.5em .85em;border:1px solid var(--line);border-radius:6px;font-size:.9rem}
.pagination .current{background:var(--navy);color:#fff;border-color:var(--navy)}

.chips{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;padding:0;margin:0}
.chips li{margin:0}
.chips a,.chips span{display:inline-block;padding:.4em .85em;border:1px solid rgba(255,255,255,.2);border-radius:100px;
  font-size:.84rem;color:#dbe3ef}
.chips a:hover{background:rgba(255,255,255,.1);color:#fff}
.section--soft .chips a,.section--soft .chips span{border-color:var(--line);color:#3a4757}

/* ============ 12. Footer ============ */
.site-footer{background:var(--navy-d);color:#a9b6ca;font-size:.9rem;padding:clamp(2.4rem,5vw,3.6rem) 0 1.4rem;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2rem}
.site-footer h3{color:#fff;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:1em;font-weight:700}
.site-footer a{color:#a9b6ca}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:.5em 0}
.footer-brand .brand{color:#fff;margin-bottom:.8em}
.footer-brand .brand-text span{color:#8794aa}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:2.2rem;padding-top:1.2rem;
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.8rem;color:#7f8da3}

/* ============ 13. Utilities ============ */
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.muted{color:var(--muted)}
.tag{display:inline-block;padding:.25em .7em;border-radius:100px;background:#fdede6;color:var(--orange-d);
  font-size:.75rem;font-weight:700;letter-spacing:.04em}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px}
.skip:focus{left:1rem;top:1rem;background:#fff;padding:.6rem 1rem;border-radius:6px;z-index:99}

/* ============ 14. Responsive ============ */
@media (max-width:1000px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .product-layout{grid-template-columns:1fr}
  .spec-card{position:static}
  .split{grid-template-columns:1fr}
  .split--reverse .split-media{order:0}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    padding:.6rem 1rem 1rem;box-shadow:0 18px 30px rgba(16,24,40,.1)}
  .nav.is-open{display:block}
  .nav>ul{flex-direction:column;gap:.1rem}
  .nav .sub-menu{position:static;display:block;box-shadow:none;border:0;padding-left:.8rem;min-width:0}
  .burger{display:block}
  .header-cta{display:none}
}
@media (max-width:640px){
  body{font-size:16px}
  .grid--3,.grid--2,.grid--4{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .post-item{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .topbar .tb-right{display:none}
  .cta-band{flex-direction:column;align-items:flex-start}
  .hero-badges{gap:.4rem 1.1rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}