/* ZAD United — company website (per ZAD-website-brief).
   Flat colours only: no gradients, no shadows. Red is an accent (one detail per screen).
   Type: Montserrat (Latin) · IBM Plex Sans Arabic (Arabic). Mobile-first. */
:root{
  --zad-red:#D5112A;
  --zad-black:#010101;
  --zad-grey:#DEDEDE;
  --zad-offwhite:#F3F1EC;
  --white:#FFFFFF;
  --text-2:#55585b;           /* secondary text — 7.3:1 on white */
  --pad:clamp(20px,5vw,64px);
  --max:1280px;
  --font:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
}
.lang-ar{--font:"IBM Plex Sans Arabic","Montserrat",system-ui,sans-serif}

*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);font-weight:400;font-size:1rem;line-height:1.7;color:var(--zad-black);background:var(--white)}
.lang-ar body,.lang-ar{line-height:1.85}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-underline-offset:.2em}
ul,ol{list-style:none}
h1,h2,h3{font-weight:400;line-height:1.25}
address{font-style:normal}
:focus-visible{outline:2px solid var(--zad-red);outline-offset:3px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;inset-inline-start:12px;top:-60px;background:var(--zad-black);color:var(--white);padding:10px 14px;z-index:100}
.skip:focus{top:12px}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}

/* Placeholders the owner still has to fill (listed in TODO-CONTENT.md) */
.ph{display:inline-block;border:1px dashed #9a9a9a;padding:0 .4em;color:var(--text-2);font-size:.92em;background:var(--zad-offwhite)}

/* ---------- Header ---------- */
.hd{position:sticky;top:0;z-index:20;background:var(--white);border-bottom:1px solid var(--zad-grey)}
.hd-in{max-width:var(--max);margin-inline:auto;padding:14px var(--pad);display:flex;align-items:center;gap:24px}
.hd-logo{display:block;flex:none}
.hd-logo img{width:108px;height:auto}
.hd-logo .logo-light{display:none}
.hd-menu{margin-inline-start:auto;width:44px;height:44px;background:none;border:0;cursor:pointer;position:relative;color:inherit}
.hd-menu i{position:absolute;inset-inline:11px;height:1.5px;background:currentColor}
.hd-menu i:nth-of-type(1){top:17px}.hd-menu i:nth-of-type(2){top:26px}
.hd-nav{display:none;position:absolute;inset:100% 0 auto;background:var(--white);border-bottom:1px solid var(--zad-grey);padding:8px var(--pad) 20px;flex-direction:column}
.hd.is-open .hd-nav{display:flex}
.hd-nav a{text-decoration:none;padding:12px 0;border-bottom:1px solid var(--zad-grey);font-size:1.05rem}
.hd-nav a:last-child{border-bottom:0}
.hd-nav a[aria-current="page"]{color:var(--zad-red)}
.hd-nav a:hover{color:var(--zad-red)}
.hd-lang{color:var(--text-2)}
.lang-en .hd-lang{font-family:"IBM Plex Sans Arabic",sans-serif}
.lang-ar .hd-lang{font-family:"Montserrat",sans-serif}

/* Transparent header over the home hero (large screens only) */
@media (min-width:900px){
  .hd-menu{display:none}
  .hd-nav{display:flex;position:static;flex-direction:row;gap:32px;padding:0;border:0;background:none;margin-inline-start:auto}
  .hd-nav a{padding:6px 0;border:0;font-size:.9rem}
  .hd-lang{padding-inline-start:26px!important;border-inline-start:1px solid var(--zad-grey)!important}
  .hd-over{position:absolute;inset:0 0 auto;background:transparent;border-bottom-color:transparent;color:var(--white)}
  .hd-over .logo-light{display:block}.hd-over .logo-dark{display:none}
  .hd-over .hd-nav a:hover,.hd-over .hd-nav a[aria-current="page"]{color:var(--white);text-decoration:underline}
  .hd-over .hd-lang{color:var(--white);border-color:rgba(255,255,255,.5)!important}
  .hd-logo img{width:120px}
}

/* ---------- Hero (home) ---------- */
.hero{position:relative;background:var(--zad-black);color:var(--white)}
.hero-img{width:100%;height:min(72vh,640px);min-height:380px;object-fit:cover;object-position:50% 40%}
.hero-text{padding:28px var(--pad) 36px;background:var(--zad-black)}
.hero-name{font-size:clamp(2rem,6vw,3.6rem);font-weight:500;letter-spacing:-.01em}
.lang-ar .hero-name{font-family:"Montserrat",sans-serif}
.hero-services{margin-top:10px;font-size:1rem;font-weight:300}
.hero-meta{margin-top:4px;font-size:.85rem;color:#bdbdbd}
@media (min-width:900px){
  .hero-img{height:100vh;max-height:980px}
  .hero-text{position:absolute;inset:auto 0 0;background:rgba(1,1,1,.55);padding:36px max(var(--pad),calc((100vw - var(--max))/2 + var(--pad))) 44px}
  .hero-services{font-size:1.15rem}
}

/* ---------- Blocks ---------- */
.block{padding-block:clamp(56px,9vw,112px);border-top:1px solid var(--zad-grey)}
.block:first-of-type{border-top:0}
.block-last{padding-bottom:clamp(72px,10vw,140px)}
.block-hd{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:28px}
.label{font-size:.78rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--text-2);margin-bottom:28px}
.lang-ar .label{letter-spacing:0;font-size:.95rem;text-transform:none}
.block-hd .label{margin-bottom:0}
.more{font-size:.92rem}
.more a,a.more{color:var(--zad-black);text-decoration:underline;text-decoration-color:var(--zad-grey);text-decoration-thickness:1px}
.more a:hover,a.more:hover{text-decoration-color:var(--zad-red)}
p.more{margin-top:32px}

.page-hd{padding-top:clamp(40px,7vw,96px);padding-bottom:clamp(36px,5vw,64px)}
.page-hd h1{font-size:clamp(2rem,5vw,3.4rem);font-weight:400;letter-spacing:-.01em;margin-bottom:18px}
.lead{font-size:clamp(1.05rem,1.8vw,1.3rem);font-weight:300;max-width:38em;color:#222}
.lead + .lead{margin-top:12px}
.back{font-size:.9rem;color:var(--text-2)}

/* Proofs */
.proofs{display:grid;gap:28px}
.proofs li{border-top:2px solid var(--zad-black);padding-top:16px}
.proofs li:first-child{border-top-color:var(--zad-red)}
.proofs h3{font-size:1.15rem;font-weight:500;margin-bottom:6px}
.proofs p{color:var(--text-2)}
@media (min-width:760px){.proofs{grid-template-columns:repeat(3,1fr);gap:40px}}

/* Project cards */
.cards{display:grid;gap:40px}
@media (min-width:760px){.cards{grid-template-columns:1fr 1fr;gap:48px 32px}}
.card{display:block;text-decoration:none}
.card-img{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--zad-offwhite);margin-bottom:14px}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-name{display:block;font-size:1.15rem;font-weight:500}
.card-meta{display:block;color:var(--text-2);font-size:.92rem;margin-top:2px}
.card:hover .card-name{color:var(--zad-red)}

/* Project page */
.facts{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px;border-top:1px solid var(--zad-black);padding-top:20px;margin-top:28px}
.facts dt{font-size:.8rem;color:var(--text-2)}
.facts dd{font-size:1rem;margin-top:2px}
@media (min-width:900px){.facts{grid-template-columns:repeat(5,1fr)}}
.stage{padding-block:clamp(40px,6vw,80px);border-top:1px solid var(--zad-grey)}
.stage-n{color:var(--zad-red);font-weight:500;margin-inline-end:10px}
.gallery{display:grid;gap:16px}
.g-item{background:var(--zad-offwhite)}
@media (min-width:760px){
  .gallery{grid-template-columns:1fr 1fr;gap:20px;align-items:start}
  .g-wide{grid-column:1/-1}
}
.next{border-top:1px solid var(--zad-black);padding-top:22px}
.next a{text-decoration:none;display:block}
.next .label{margin-bottom:6px}
.next-name{font-size:clamp(1.6rem,4vw,2.6rem);font-weight:300}
.next a:hover .next-name{color:var(--zad-red)}

/* How we work */
.how-row{display:grid;gap:24px;padding-block:clamp(40px,6vw,80px);border-top:1px solid var(--zad-grey)}
.how-row:first-child{border-top:0;padding-top:0}
.how-text h2{font-size:clamp(1.3rem,2.4vw,1.8rem);margin:8px 0 12px}
.how-text p{color:#2a2a2a;max-width:34em}
.sample-ph{aspect-ratio:4/3;background:var(--zad-offwhite);display:grid;place-items:center;padding:24px;text-align:center}
@media (min-width:900px){.how-row{grid-template-columns:1fr 1fr;gap:64px;align-items:start}}

/* About */
.brand-line{font-size:clamp(1.4rem,3vw,2rem);font-weight:300}
.brand-line::before{content:"";display:inline-block;width:10px;height:10px;background:var(--zad-red);margin-inline-end:14px;vertical-align:middle}

/* Contact */
.contact-grid{display:grid;gap:40px}
.contact-list{display:grid;gap:22px}
.contact-list dt{font-size:.8rem;color:var(--text-2)}
.contact-list dd{font-size:1.08rem;margin-top:2px}
.contact-list a{text-decoration-color:var(--zad-grey)}
.contact-list a:hover{text-decoration-color:var(--zad-red)}
.map{background:var(--zad-offwhite);aspect-ratio:4/3}
.map iframe{width:100%;height:100%;border:0;display:block}
@media (min-width:900px){.contact-grid{grid-template-columns:1fr 1.3fr;gap:64px}}

/* ---------- Footer ---------- */
.ft{background:var(--zad-black);color:#d9d9d9;padding-top:56px;font-size:.92rem}
.ft a{color:#fff;text-decoration-color:#555}
.ft a:hover{text-decoration-color:var(--zad-red)}
.ft-in{display:grid;gap:28px;padding-bottom:40px}
.ft-brand img{width:130px}
.ft-contact p + p{margin-top:6px}
.ft-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid #2a2a2a;padding-block:20px;color:#a8a8a8;font-size:.82rem}
.ft-links{display:flex;gap:22px}
.lang-ar .ft-base > span:first-child{direction:ltr}
@media (min-width:900px){.ft-in{grid-template-columns:1fr 2fr}}

/* ---------- Brand imagery (from the company portfolio) ---------- */
/* Wireframe building drawing — a quiet line-art layer behind a section */
.with-drawing{position:relative;overflow:hidden}
.with-drawing > *:not(.drawing){position:relative;z-index:1}
.drawing{position:absolute;z-index:0;width:min(560px,70vw);height:auto;inset-inline-end:-6%;top:-10%;opacity:.16;pointer-events:none}
.page-hd.with-drawing .drawing{top:-30%;opacity:.13}
@media (max-width:759px){.drawing{opacity:.09;width:90vw;inset-inline-end:-30%}}

/* Full-width photographs */
.band{margin:0;background:var(--zad-black)}
.band-img{width:100%;height:min(78vh,760px);min-height:320px;object-fit:cover}
.band figcaption{padding-block:14px;font-size:.85rem;color:#b9b9b9}
.band + .block{border-top:0}

/* Documents */
.docs{display:grid;gap:28px;align-items:start}
.doc{margin:0}
.doc img{border:1px solid var(--zad-grey);background:var(--white)}
.doc figcaption{margin-top:10px;font-size:.88rem;color:var(--text-2);max-width:36em}
.doc-missing{aspect-ratio:3/4;background:var(--zad-offwhite);display:grid;place-items:center;padding:20px;text-align:center}
@media (min-width:900px){
  .docs{grid-template-columns:2.2fr 1fr 1fr;gap:32px}
}

/* Render label on design-only projects */
.card-img{position:relative}
@media (min-width:1100px){.page-projects .cards{grid-template-columns:repeat(3,1fr);gap:44px 28px}}

/* Consultants — plain text list */
.consultants{display:flex;flex-wrap:wrap;gap:10px 0;max-width:62em}
.consultants li{font-size:.98rem;padding-inline-end:22px;margin-inline-end:22px;border-inline-end:1px solid var(--zad-grey);line-height:1.4}
.consultants li:last-child{border:0}

/* Rows without an image become single-column */
.how-media:empty{display:none}
@media (min-width:900px){.how-row:not(:has(.how-media img)){grid-template-columns:1fr}}
@media (min-width:900px){.docs{grid-template-columns:2.2fr 1fr}}

/* Uniform project index */
.card-img img{transition:opacity .2s}
.card:hover .card-img img{opacity:.92}

/* ---------- Portfolio-style sections ---------- */
.hero-tag{font-size:clamp(2.2rem,6.5vw,4.2rem);font-weight:500;letter-spacing:-.015em;line-height:1.1}
.lang-ar .hero-tag{line-height:1.3}
.hero-sub{margin-top:12px;font-size:clamp(1rem,1.6vw,1.2rem);font-weight:300;max-width:34em}

.sec-title{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:400;margin-bottom:32px;display:flex;align-items:baseline;gap:14px}
.sec-n,.page-hd h1 .sec-n{font-size:.7em;font-weight:500;color:var(--zad-red);font-family:"Montserrat",sans-serif;letter-spacing:.02em}
.page-hd h1 .sec-n{margin-inline-end:14px;font-size:.45em;vertical-align:middle}
.block-hd .sec-title{margin-bottom:0}

.statement{font-size:clamp(1.15rem,2.1vw,1.55rem);font-weight:300;line-height:1.75;max-width:36em;color:#1b1b1b}
.lang-en .statement{line-height:1.6}

.vm{display:grid;gap:36px}
.vm h3{font-size:1.1rem;font-weight:500;margin-bottom:10px;padding-top:14px;border-top:2px solid var(--zad-black)}
.vm > div:first-child h3{border-top-color:var(--zad-red)}
.vm p{color:#2a2a2a;max-width:34em}
@media (min-width:760px){.vm{grid-template-columns:1fr 1fr;gap:56px}}

.numlist{display:grid;gap:0;max-width:44em}
.numlist li{display:flex;gap:18px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--zad-grey);font-size:1.05rem}
.numlist li:first-child{border-top:1px solid var(--zad-grey)}
.numlist-n{font-family:"Montserrat",sans-serif;font-size:.8rem;font-weight:500;color:var(--zad-red);min-width:24px}

.split{display:grid;gap:56px}
@media (min-width:900px){.split{grid-template-columns:1fr 1fr;gap:64px}}

/* Organisational structure */
.org{display:grid;gap:22px}
.org-top{display:flex;justify-content:center}
.org-top span{border:1.5px solid var(--zad-red);padding:10px 26px;font-weight:500}
.org-cols{display:grid;gap:16px}
.org-col{border-top:2px solid var(--zad-black);padding-top:14px;display:grid;gap:6px}
.org-dept{font-weight:500}
.org-head{color:var(--text-2)}
.org-teams li{color:var(--text-2);font-size:.95rem;padding-inline-start:14px;position:relative}
.org-teams li::before{content:"";position:absolute;inset-inline-start:0;top:.7em;width:6px;height:6px;background:var(--zad-red)}
@media (min-width:760px){.org-cols{grid-template-columns:repeat(3,1fr);gap:32px}}