/*
Theme Name: MB Exhibits
Theme URI: https://www.mbexhibits.com/
Author: MB Exhibits
Description: Custom lightweight theme for MB Exhibits. Portfolio of projects, quote form with lead log, no page builder, no jQuery on the front end.
Version: 1.1.0
Requires at least: 6.5
Requires PHP: 8.0
Text Domain: mbexhibits
License: Proprietary
*/

/* ---------- Tokens ---------- */
@font-face{font-family:"Archivo";src:url("assets/fonts/archivo-var.woff2") format("woff2-variations"),url("assets/fonts/archivo-var.woff2") format("woff2");font-weight:100 900;font-stretch:62% 125%;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Mono";src:url("assets/fonts/plex-mono-400.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Mono";src:url("assets/fonts/plex-mono-500.woff2") format("woff2");font-weight:500;font-style:normal;font-display:swap}

:root{
  --navy:#1B4486;--navy-deep:#12315F;--navy-tint:#E7ECF5;
  --hall:#0E1C33;--red:#E03127;--red-deep:#B3241C;
  --alu:#C8CDD4;--panel:#6E747D;--sub:#F4F5F7;--ink:#101418;--graphite:#4A5058;
  --line:rgba(16,20,24,.12);--line-dark:rgba(200,205,212,.18);
  --sans:"Archivo","Helvetica Neue",Arial,system-ui,sans-serif;
  --mono:"Plex Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --wrap:1240px;--gut:clamp(16px,4vw,40px);
  --r:2px;
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font:400 17px/1.6 var(--sans);font-stretch:100%;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy)}
a:hover{color:var(--navy-deep)}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.1;font-weight:700;letter-spacing:-.01em;color:inherit}
h1{font-size:clamp(36px,6vw,72px);font-stretch:112%}
h2{font-size:clamp(28px,3.8vw,46px);font-stretch:108%}
h3{font-size:clamp(20px,2vw,24px)}
p{margin:0 0 1em}
ul,ol{padding-left:1.2em}
:focus-visible{outline:3px solid var(--red);outline-offset:3px}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--hall);color:#fff;padding:10px 14px;z-index:100}
.skip:focus{left:8px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.mono,.label{font-family:var(--mono);font-weight:500;letter-spacing:.1em;text-transform:uppercase;font-size:12px;line-height:1.3}
.label{color:var(--graphite);display:block;margin-bottom:14px}
.dark .label{color:var(--alu)}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font:700 16px/1 var(--sans);text-decoration:none;padding:17px 26px;border-radius:var(--r);border:2px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-deep);color:#fff}
.btn-ghost{border-color:currentColor;color:var(--navy);background:transparent}
.btn-ghost:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.dark .btn-ghost{color:#fff}
.dark .btn-ghost:hover{background:#fff;color:var(--hall);border-color:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.arrow::after{content:"→";font-weight:400}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--hall);color:#fff;border-bottom:1px solid var(--line-dark)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;color:#fff;flex-shrink:0}
.brand svg{width:190px;height:auto}
.nav{display:flex;align-items:center;gap:28px}
.nav a{color:#fff;text-decoration:none;font-weight:600;font-size:15px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--alu)}
.nav .lang{font-family:var(--mono);font-size:12px;letter-spacing:.1em;border:1px solid var(--line-dark);padding:6px 8px;border-radius:var(--r)}
.nav .btn{padding:12px 18px;font-size:15px}
.nav .btn:hover{color:#fff}
.menu-toggle{display:none;background:none;border:1px solid var(--line-dark);color:#fff;border-radius:var(--r);padding:9px 12px;font:600 14px var(--sans);cursor:pointer}
@media (max-width:900px){
  .brand svg{width:160px}
  .menu-toggle{display:block}
  .nav{position:fixed;inset:72px 0 auto 0;background:var(--hall);flex-direction:column;align-items:stretch;gap:0;padding:8px var(--gut) 24px;border-bottom:1px solid var(--line-dark);display:none}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line-dark);font-size:18px}
  .nav .lang{align-self:flex-start;margin:14px 0}
  .nav .btn{justify-content:center;margin-top:8px;border-bottom:0}
}

/* ---------- Sections ---------- */
.section{padding:clamp(64px,9vw,120px) 0}
.section-tight{padding:clamp(48px,6vw,80px) 0}
.dark{background:var(--hall);color:#fff}
.navy{background:var(--navy);color:#fff}
.tint{background:var(--sub)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:clamp(32px,4vw,56px)}
.section-head h2{margin:0;max-width:20ch}
.section-head p{max-width:46ch;margin:0;color:var(--graphite)}
.dark .section-head p{color:var(--alu)}
.lead{font-size:clamp(18px,1.6vw,21px);line-height:1.55;color:var(--graphite);max-width:60ch}
.dark .lead,.navy .lead{color:var(--alu)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--hall);color:#fff;min-height:min(86vh,820px);display:flex;align-items:flex-end;overflow:hidden}
.hero img.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,28,51,.78) 0%,rgba(14,28,51,.45) 45%,rgba(14,28,51,0) 75%),linear-gradient(180deg,rgba(14,28,51,.2) 0%,rgba(14,28,51,.3) 50%,rgba(14,28,51,.9) 100%)}
.hero .label{color:#DCE1E8}
.hero .wrap{position:relative;z-index:1;padding-top:120px;padding-bottom:clamp(40px,6vw,72px)}
.hero h1{max-width:14ch;margin-bottom:20px}
.hero .lead{color:#E6E9EE;max-width:52ch;margin-bottom:32px}
.hero-caption{position:absolute;right:var(--gut);bottom:20px;z-index:1;color:var(--alu)}
@media (max-width:700px){.hero-caption{display:none}}

/* ---------- Proof strip ---------- */
.proof{background:var(--hall);color:var(--alu);border-top:1px solid var(--line-dark)}
.proof .wrap{display:flex;align-items:center;gap:16px 36px;flex-wrap:wrap;padding-top:22px;padding-bottom:22px}
.proof .label{margin:0;color:var(--alu)}
.proof span.show{font-family:var(--mono);font-weight:500;font-size:13px;letter-spacing:.12em;color:#fff}

/* ---------- Dimension rule (signature device) ---------- */
.dim{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--panel)}
.dim::before,.dim::after{content:"";flex:1;height:1px;background:currentColor;opacity:.5}
.dim b{font-weight:500;color:var(--ink);white-space:nowrap}
.dark .dim b{color:#fff}
.dim-start::before{flex:0 0 10px}
.tick{position:relative}

/* ---------- Project cards ---------- */
.grid{display:grid;gap:clamp(16px,2vw,28px)}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:980px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{display:block;text-decoration:none;color:inherit;background:#fff}
.card .ph{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--sub)}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .ph img{transform:scale(1.04)}
.card .ph .tag{position:absolute;left:12px;top:12px;background:rgba(14,28,51,.86);color:#fff;padding:6px 9px;border-radius:var(--r)}
.card .ph .tag.award{background:var(--red)}
.card .meta{padding:16px 2px 4px}
.card h3{margin:0 0 6px;font-size:21px}
.card .sub{color:var(--panel);font-size:15px;margin:0 0 12px}
.card:hover h3{color:var(--navy)}
.card .dim::before{display:none}
.card-lg .ph{aspect-ratio:16/10}

/* ---------- Filters ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.filters .group{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-right:16px}
.filters .label{margin:0 6px 0 0}
.chip{font:500 13px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r);background:#fff;color:var(--ink);cursor:pointer;text-decoration:none}
.chip:hover{border-color:var(--navy);color:var(--navy)}
.chip[aria-pressed="true"],.chip.on{background:var(--navy);border-color:var(--navy);color:#fff}
.empty{padding:40px 0;color:var(--panel)}

/* ---------- Features / services ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.feature-grid>*{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(22px,2.6vw,34px)}
.dark .feature-grid,.dark .feature-grid>*{border-color:var(--line-dark)}
@media (max-width:900px){.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.feature-grid{grid-template-columns:1fr}}
.feature-grid h3{margin-bottom:10px}
.feature-grid p{margin:0;color:var(--graphite);font-size:16px}
.dark .feature-grid p{color:var(--alu)}
.feature-grid .n{font-family:var(--mono);font-size:12px;color:var(--panel);letter-spacing:.1em;display:block;margin-bottom:18px}
.dark .feature-grid .n{color:var(--alu)}

.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,5vw,80px);align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.split .ph{aspect-ratio:4/3;overflow:hidden;background:var(--sub)}
.split .ph img{width:100%;height:100%;object-fit:cover}
.points{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:18px}
.points li{display:grid;grid-template-columns:32px 1fr;gap:12px;align-items:start}
.points li::before{content:"";width:22px;height:22px;margin-top:3px;background:no-repeat center/contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 273 236'%3E%3Cpath fill='%231B4486' d='M204.6.04H68.4L.3,118l68.1,117.96h136.2l68.1-117.96L204.6.04ZM190.23,211.06h-107.45L29.05,118,82.78,24.94h107.45l53.73,93.06-53.73,93.06ZM204.71,118l-34.1,59.07h-68.21l-34.1-59.07,34.1-59.07h68.21l34.1,59.07Z'/%3E%3C/svg%3E")}
.dark .points li::before,.navy .points li::before{filter:brightness(0) invert(1)}
.points strong{display:block;font-size:18px;margin-bottom:2px}
.points span{color:var(--graphite)}
.dark .points span,.navy .points span{color:var(--alu)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;counter-reset:s}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.step{padding:28px 24px 28px 0;border-top:2px solid var(--alu);position:relative}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--mono);font-size:13px;color:var(--navy);display:block;margin-bottom:14px;letter-spacing:.08em}
.step::after{content:"";position:absolute;left:0;top:-6px;width:2px;height:10px;background:var(--alu)}
.step h3{font-size:20px}
.step p{color:var(--graphite);font-size:16px;margin:0}
.dark .step{border-top-color:#2C3B55}.dark .step::after{background:#2C3B55}.dark .step::before{color:var(--alu)}.dark .step p{color:var(--alu)}

/* ---------- Award ---------- */
.award{display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center;padding:28px;border:1px solid var(--line);background:#fff}
@media (max-width:760px){.award{grid-template-columns:1fr}}
.badge{width:96px;height:96px;border:2px solid var(--red);color:var(--red-deep);display:grid;place-items:center;text-align:center;font:500 11px/1.25 var(--mono);letter-spacing:.08em;text-transform:uppercase;clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%);background:var(--sub);padding:0 14px}
.award h3{margin:0 0 4px}
.award p{margin:0;color:var(--graphite)}

/* ---------- CTA band ---------- */
.cta-band{background:var(--navy);color:#fff}
.cta-band .wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
@media (max-width:860px){.cta-band .wrap{grid-template-columns:1fr}}
.cta-band h2{margin-bottom:12px}
.cta-band p{color:#DCE3EF;margin:0}
.lines{display:grid;gap:1px;background:var(--line-dark);border:1px solid var(--line-dark)}
.lines>div{background:var(--navy);padding:16px 20px;display:flex;justify-content:space-between;gap:12px;align-items:baseline;flex-wrap:wrap}
.dark .lines>div{background:var(--hall)}
.lines .label{margin:0;color:var(--alu)}
.lines a{color:#fff;text-decoration:none;font:500 19px var(--mono)}
.lines a:hover{text-decoration:underline}

/* ---------- Page header ---------- */
.page-head{background:var(--hall);color:#fff;padding:clamp(56px,8vw,100px) 0 clamp(40px,5vw,64px)}
.page-head h1{font-size:clamp(34px,5vw,60px);max-width:20ch;margin-bottom:16px}
.page-head .lead{color:var(--alu)}
.crumbs{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--alu);margin-bottom:20px}
.crumbs a{color:var(--alu);text-decoration:none}
.crumbs a:hover{color:#fff}

/* ---------- Project single ---------- */
.project-hero{background:var(--hall)}
.project-hero img{width:100%;max-height:82vh;object-fit:cover}
.spec{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line);margin:0 0 40px}
.spec>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 18px}
.spec dt{font:500 11px/1.2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--panel);margin-bottom:8px}
.spec dd{margin:0;font-weight:600;font-size:17px}
.project-body{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:900px){.project-body{grid-template-columns:1fr}}
.prose{max-width:68ch}
.prose h2{font-size:28px;margin-top:1.4em}
.prose h3{margin-top:1.3em}
.prose li{margin-bottom:.35em}
.prose img{margin:1.5em 0}
.prose a{text-decoration-thickness:1px;text-underline-offset:3px}
.aside-cta{position:sticky;top:96px;background:var(--sub);padding:26px;border-top:3px solid var(--navy)}
.aside-cta h3,.aside-cta .h3{font-size:21px;font-weight:700;line-height:1.2;margin:0 0 .5em}
.aside-cta p{color:var(--graphite);font-size:16px}
.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:clamp(40px,5vw,64px)}
.gallery a{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--sub);cursor:zoom-in}
.gallery a:first-child{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.gallery img{width:100%;height:100%;object-fit:cover;transition:opacity .2s}
.gallery a:hover img{opacity:.88}
@media (max-width:700px){.gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.gallery a:first-child{grid-column:span 2;grid-row:auto;aspect-ratio:4/3}}

/* ---------- Lightbox ---------- */
.lb{position:fixed;inset:0;z-index:200;background:rgba(10,16,28,.96);display:none;align-items:center;justify-content:center}
.lb.open{display:flex}
.lb img{max-width:94vw;max-height:84vh;object-fit:contain}
.lb button{position:absolute;background:none;border:1px solid var(--line-dark);color:#fff;font:500 14px var(--mono);padding:12px 14px;cursor:pointer;border-radius:var(--r)}
.lb button:hover{background:rgba(255,255,255,.08)}
.lb .x{top:16px;right:16px}
.lb .prev{left:16px;top:50%;transform:translateY(-50%)}
.lb .next{right:16px;top:50%;transform:translateY(-50%)}
.lb .count{position:absolute;bottom:18px;left:0;right:0;text-align:center;color:var(--alu);font:500 12px var(--mono);letter-spacing:.1em}

/* ---------- Forms ---------- */
.form-wrap{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:900px){.form-wrap{grid-template-columns:1fr}}
.qform{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.qform .full{grid-column:1/-1}
@media (max-width:620px){.qform{grid-template-columns:1fr}}
.field label,.field legend{display:block;font-weight:600;font-size:15px;margin-bottom:7px;padding:0}
.field .opt{font-weight:400;color:var(--panel)}
.field input[type=text],.field input[type=email],.field input[type=tel],.field select,.field textarea{width:100%;font:400 16px/1.4 var(--sans);color:var(--ink);background:#fff;border:1px solid #B9BFC7;border-radius:var(--r);padding:13px 14px;min-height:50px}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(27,68,134,.18)}
fieldset.field{border:0;margin:0;padding:0;min-width:0}
.radios{display:flex;flex-wrap:wrap;gap:8px}
.radios label{display:inline-flex;align-items:center;gap:8px;border:1px solid #B9BFC7;border-radius:var(--r);padding:11px 13px;font-weight:500;font-size:15px;margin:0;cursor:pointer;background:#fff}
.radios input{accent-color:var(--navy);margin:0}
.radios label:has(input:checked){border-color:var(--navy);background:var(--navy-tint)}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.form-note{font-size:14px;color:var(--panel);margin:4px 0 0}
.notice{padding:20px 22px;border-left:4px solid var(--navy);background:var(--navy-tint);margin-bottom:28px}
.notice.err{border-color:var(--red);background:#FCEBEA}
.notice h3{margin:0 0 6px;font-size:20px}
.notice p{margin:0}
.contact-card{background:var(--hall);color:#fff;padding:28px}
.contact-card h3{font-size:21px}
.contact-card p{color:var(--alu);font-size:15px}
.contact-card .lines{margin:18px 0}
.contact-card .lines>div{background:var(--hall)}

/* ---------- Footer ---------- */
.site-footer{background:var(--hall);color:var(--alu);font-size:15px}
.site-footer .wrap{padding-top:64px;padding-bottom:28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:40px;border-bottom:1px solid var(--line-dark)}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}
.site-footer .foot-h{font:500 12px/1.2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:14px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.site-footer a{color:var(--alu);text-decoration:none}
.site-footer a:hover{color:#fff}
.site-footer .brand svg{width:170px;margin-bottom:16px}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:13px}

/* ---------- Misc ---------- */
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.center{text-align:center}
.more{margin-top:36px}
.pagination{display:flex;gap:8px;margin-top:40px;flex-wrap:wrap}
.pagination .page-numbers{font-family:var(--mono);padding:10px 14px;border:1px solid var(--line);text-decoration:none;color:var(--ink)}
.pagination .current{background:var(--navy);color:#fff;border-color:var(--navy)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
[hidden]{display:none!important}

/* FAQ */
.faq{border-top:1px solid var(--line);margin-top:24px}
.faq details{border-bottom:1px solid var(--line);padding:0}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-weight:700;font-size:18px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:16px;font:400 26px/1 var(--mono);color:var(--navy)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 22px;color:var(--graphite);max-width:70ch}
.foot-addr{margin-top:10px;font-size:14px}
.page-head .btn-ghost{color:#fff}.page-head .btn-ghost:hover{background:#fff;color:var(--hall);border-color:#fff}