/* ============================================================
   Malek Al-Riyadeh Company LTD — Website Redesign 2026
   ============================================================ */
:root{
  --navy:#0a2c66;
  --navy-2:#123f8f;
  --blue:#1766d1;
  --cyan:#00aeef;
  --cyan-soft:#e6f6fd;
  --ink:#12203a;
  --muted:#5a6b85;
  --line:#e3eaf4;
  --bg:#f5f8fc;
  --white:#ffffff;
  --radius:16px;
  --shadow:0 6px 24px rgba(10,44,102,.08);
  --shadow-lg:0 16px 44px rgba(10,44,102,.14);
  --font:'Inter','Cairo',system-ui,-apple-system,'Segoe UI',sans-serif;
}
html[dir="rtl"]{--font:'Cairo','Inter',system-ui,sans-serif;}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.container{width:min(1180px,92%);margin-inline:auto;}
section{padding:84px 0;}
.section-head{max-width:720px;margin:0 auto 48px;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);background:var(--cyan-soft);padding:6px 14px;border-radius:999px;margin-bottom:14px;}
.section-head h2{font-size:clamp(1.7rem,3.4vw,2.4rem);line-height:1.25;color:var(--navy);}
.section-head p{margin-top:12px;color:var(--muted);}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy);color:#cfe0f7;font-size:.82rem;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-block:7px;flex-wrap:wrap;}
.topbar a{display:inline-flex;align-items:center;gap:6px;}
.topbar a:hover{color:#fff;}
.topbar .tb-group{display:flex;gap:20px;flex-wrap:wrap;}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
header.site .container{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{height:52px;width:auto;border-radius:8px;}
.brand .brand-name{font-weight:800;color:var(--navy);font-size:1rem;line-height:1.2;}
.brand .brand-sub{font-size:.7rem;color:var(--muted);letter-spacing:.06em;}
nav.main ul{display:flex;gap:26px;align-items:center;}
nav.main a{font-weight:600;font-size:.92rem;color:var(--ink);position:relative;padding-block:6px;}
nav.main a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--cyan);transition:width .25s;}
nav.main a:hover::after,nav.main a.active::after{width:100%;}
.header-cta{display:flex;align-items:center;gap:12px;}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.92rem;padding:12px 22px;border-radius:10px;transition:all .22s;border:0;cursor:pointer;}
.btn-primary{background:linear-gradient(120deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 6px 18px rgba(23,102,209,.32);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(23,102,209,.4);}
.btn-outline{border:2px solid rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-outline:hover{background:rgba(255,255,255,.12);}
.btn-ghost{border:2px solid var(--line);color:var(--navy);background:#fff;}
.btn-ghost:hover{border-color:var(--cyan);color:var(--blue);}
.lang-switch{font-weight:700;font-size:.85rem;color:var(--navy);border:1.5px solid var(--line);border-radius:8px;padding:8px 14px;}
.lang-switch:hover{border-color:var(--cyan);color:var(--blue);}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px;}
.nav-toggle span{display:block;width:24px;height:2.5px;background:var(--navy);margin:5px 0;border-radius:2px;transition:.3s;}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;padding:110px 0 130px;background:linear-gradient(115deg,#081f4d 0%,#0a2c66 45%,#123f8f 100%);overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background:url("../img/hero-crane.jpg") center/cover no-repeat;opacity:.28;}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,31,77,.92) 30%,rgba(8,31,77,.45) 70%,rgba(0,174,239,.18));}
.hero .container{position:relative;z-index:2;max-width:860px;}
.hero .kicker{display:inline-flex;gap:8px;align-items:center;background:rgba(0,174,239,.16);border:1px solid rgba(0,174,239,.45);color:#9fdcf6;font-size:.82rem;font-weight:700;padding:7px 16px;border-radius:999px;letter-spacing:.06em;}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.15;margin:22px 0 18px;font-weight:800;}
.hero h1 .accent{color:var(--cyan);}
.hero p.lead{font-size:1.08rem;color:#c6d6ef;max-width:640px;}
.hero .hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.hero .trust{display:flex;gap:10px;flex-wrap:wrap;margin-top:38px;}
.hero .trust span{font-size:.78rem;font-weight:600;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:6px 13px;border-radius:999px;color:#dbe7f8;}

/* ---------- Stats ---------- */
.stats{margin-top:-62px;position:relative;z-index:5;padding:0;}
.stats .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);}
.stats .cell{background:#fff;text-align:center;padding:30px 14px;}
.stats .num{font-size:2.1rem;font-weight:800;color:var(--navy);}
.stats .num em{color:var(--cyan);font-style:normal;}
.stats .lbl{font-size:.85rem;color:var(--muted);font-weight:600;margin-top:4px;}

/* ---------- About ---------- */
.about .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.about h2{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--navy);line-height:1.28;margin-bottom:18px;}
.about p{color:var(--muted);margin-bottom:14px;}
.about .points{margin-top:20px;display:grid;gap:12px;}
.about .points li{display:flex;gap:12px;align-items:flex-start;font-weight:600;color:var(--ink);}
.about .points svg{flex:none;margin-top:3px;}
.about .imgs{position:relative;}
.about .imgs .main{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;object-fit:cover;aspect-ratio:4/4.4;}
.about .imgs .float{position:absolute;bottom:-28px;inset-inline-start:-30px;width:56%;border-radius:14px;border:5px solid #fff;box-shadow:var(--shadow-lg);}
.quote-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:64px;}
.quote-card{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;border-radius:var(--radius);padding:34px;position:relative;overflow:hidden;}
.quote-card.alt{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);}
.quote-card h3{font-size:1.05rem;margin-bottom:12px;display:flex;align-items:center;gap:10px;}
.quote-card.alt h3{color:var(--navy);}
.quote-card p{font-size:.95rem;line-height:1.7;color:#d5e2f5;}
.quote-card.alt p{color:var(--muted);}
.quote-card .qmark{position:absolute;inset-inline-end:22px;top:10px;font-size:4.5rem;font-family:Georgia,serif;opacity:.18;line-height:1;}

/* ---------- Services ---------- */
.services{background:linear-gradient(180deg,#fff 0%,var(--bg) 100%);}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:all .25s;position:relative;overflow:hidden;}
.svc-card::before{content:"";position:absolute;top:0;inset-inline-start:0;width:100%;height:4px;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .3s;}
html[dir="rtl"] .svc-card::before{transform-origin:right;}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.svc-card:hover::before{transform:scaleX(1);}
.svc-icon{width:54px;height:54px;border-radius:13px;background:var(--cyan-soft);display:grid;place-items:center;margin-bottom:18px;color:var(--blue);}
.svc-card h3{font-size:1.08rem;color:var(--navy);margin-bottom:10px;}
.svc-card p{font-size:.9rem;color:var(--muted);margin-bottom:12px;}
.svc-card ul{display:grid;gap:6px;}
.svc-card ul li{font-size:.84rem;color:var(--ink);display:flex;gap:8px;align-items:flex-start;}
.svc-card ul li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);flex:none;margin-top:8px;}

/* ---------- Projects ---------- */
.filters{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:40px;}
.filters button{border:1.5px solid var(--line);background:#fff;color:var(--muted);font-weight:700;font-size:.85rem;padding:9px 20px;border-radius:999px;cursor:pointer;transition:all .2s;font-family:var(--font);}
.filters button:hover{border-color:var(--cyan);color:var(--blue);}
.filters button.active{background:var(--navy);border-color:var(--navy);color:#fff;}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.proj-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);transition:all .25s;display:flex;flex-direction:column;}
.proj-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.proj-card .ph{position:relative;aspect-ratio:16/10.5;overflow:hidden;}
.proj-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.proj-card:hover .ph img{transform:scale(1.06);}
.proj-card .tag{position:absolute;top:12px;inset-inline-start:12px;background:rgba(10,44,102,.88);color:#fff;font-size:.68rem;font-weight:700;letter-spacing:.05em;padding:5px 12px;border-radius:999px;text-transform:uppercase;}
.proj-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1;}
.proj-card h3{font-size:1rem;color:var(--navy);line-height:1.4;}
.proj-card .client{font-size:.8rem;font-weight:700;color:var(--cyan);text-transform:uppercase;letter-spacing:.04em;}
.proj-card p{font-size:.86rem;color:var(--muted);}
.proj-card.hidden{display:none;}

/* ---------- References ---------- */
.refs{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;}
.refs .section-head h2{color:#fff;}
.refs .section-head p{color:#bcd0ec;}
.refs .cols{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.ref-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:30px;}
.ref-panel h3{display:flex;align-items:center;gap:10px;font-size:1.05rem;margin-bottom:18px;color:#9fdcf6;}
.ref-panel li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.12);font-size:.9rem;color:#dbe7f8;}
.ref-panel li:last-child{border-bottom:0;}
.ref-panel li svg{flex:none;margin-top:4px;}

/* ---------- Lab ---------- */
.lab .wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center;}
.lab img.machine{border-radius:var(--radius);box-shadow:var(--shadow-lg);}
.lab .eq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px;}
.lab .eq{background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 15px;font-size:.82rem;font-weight:700;color:var(--navy);display:flex;align-items:center;gap:9px;}
.lab .eq svg{flex:none;color:var(--cyan);}
.lab .eq small{display:block;font-weight:500;color:var(--muted);font-size:.72rem;}

/* ---------- Certifications ---------- */
.certs{background:#fff;}
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:56px;}
.cert-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg);transition:all .25s;}
.cert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.cert-card img{width:100%;aspect-ratio:3/4;object-fit:contain;background:#fff;padding:10px;}
.cert-card figcaption{padding:13px 16px;font-size:.84rem;font-weight:700;color:var(--navy);text-align:center;border-top:1px solid var(--line);}
.cert-wide{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:56px;}
.cert-wide .cert-card img{aspect-ratio:16/10;}
.approvals h3{text-align:center;font-size:1.25rem;color:var(--navy);margin-bottom:24px;}
.approvals table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);font-size:.9rem;}
.approvals th{background:var(--navy);color:#fff;text-align:start;padding:14px 18px;font-size:.82rem;letter-spacing:.05em;text-transform:uppercase;}
.approvals td{padding:13px 18px;border-bottom:1px solid var(--line);color:var(--ink);}
.approvals tr:last-child td{border-bottom:0;}
.approvals td.vno{font-weight:700;color:var(--blue);white-space:nowrap;}

/* ---------- Partners ---------- */
.partners{background:var(--bg);}
.partners .logo-wall{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.partners .logo-wall img{width:100%;border-radius:8px;}
.sw-strip{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:34px;}
.sw-strip span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 22px;font-weight:700;font-size:.85rem;color:var(--navy);}

/* ---------- Contact ---------- */
.contact{background:linear-gradient(135deg,#081f4d,var(--navy-2));color:#fff;}
.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start;}
.contact h2{font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.3;margin-bottom:14px;}
.contact p.sub{color:#bcd0ec;margin-bottom:30px;}
.c-cards{display:grid;gap:14px;}
.c-card{display:flex;gap:16px;align-items:flex-start;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:18px 20px;}
.c-card .ic{width:44px;height:44px;flex:none;border-radius:11px;background:rgba(0,174,239,.18);display:grid;place-items:center;color:var(--cyan);}
.c-card b{display:block;font-size:.92rem;margin-bottom:2px;}
.c-card span,.c-card a{font-size:.88rem;color:#c6d6ef;direction:ltr;unicode-bidi:embed;}
.c-card a:hover{color:#fff;}
form.cform{background:#fff;border-radius:var(--radius);padding:34px;color:var(--ink);box-shadow:var(--shadow-lg);}
form.cform h3{color:var(--navy);margin-bottom:20px;}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;}
.cform label{font-size:.8rem;font-weight:700;color:var(--navy);display:block;margin-bottom:6px;}
.cform input,.cform textarea,.cform select{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:12px 14px;font-family:var(--font);font-size:.92rem;color:var(--ink);background:var(--bg);}
.cform input:focus,.cform textarea:focus,.cform select:focus{outline:none;border-color:var(--cyan);}
.cform textarea{resize:vertical;min-height:110px;}
.cform .btn{width:100%;justify-content:center;margin-top:6px;}

/* ---------- Footer ---------- */
footer.site{background:#061737;color:#a9bcd9;padding:64px 0 0;}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
footer img.flogo{height:60px;width:auto;margin-bottom:16px;}
footer p{font-size:.87rem;line-height:1.7;}
footer h4{color:#fff;font-size:.95rem;margin-bottom:16px;}
footer li{margin-bottom:9px;font-size:.87rem;}
footer a:hover{color:var(--cyan);}
footer .legal{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:.8rem;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;}
footer .legal .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease;}
.reveal.on{opacity:1;transform:none;}

/* ---------- WhatsApp float ---------- */
.wa-float{position:fixed;bottom:26px;inset-inline-end:26px;z-index:70;width:56px;height:56px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .2s;}
.wa-float:hover{transform:scale(1.08);}

/* ---------- Responsive ---------- */
@media(max-width:1020px){
  .svc-grid,.proj-grid{grid-template-columns:repeat(2,1fr);}
  .cert-grid{grid-template-columns:repeat(2,1fr);}
  .lab .wrap,.about .wrap,.contact .wrap,.refs .cols{grid-template-columns:1fr;}
  .about .imgs{order:-1;}
  footer .cols{grid-template-columns:1fr 1fr;}
}
@media(max-width:760px){
  nav.main{position:fixed;inset:0;top:0;background:rgba(6,23,55,.98);display:none;z-index:80;}
  nav.main.open{display:grid;place-items:center;}
  nav.main ul{flex-direction:column;gap:26px;text-align:center;}
  nav.main a{color:#fff;font-size:1.2rem;}
  .nav-toggle{display:block;z-index:90;position:relative;}
  .nav-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);background:#fff;}
  .nav-toggle.open span:nth-child(2){opacity:0;}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);background:#fff;}
  .header-cta .btn{display:none;}
  .stats .grid{grid-template-columns:1fr 1fr;}
  .svc-grid,.proj-grid,.quote-cards,.cert-wide,.frow{grid-template-columns:1fr;}
  .lab .eq-grid{grid-template-columns:1fr 1fr;}
  section{padding:60px 0;}
  .hero{padding:80px 0 110px;}
  .topbar .tb-group.contact-links{display:none;}
}