/* =========================================================
   SALTECH Blog styles (shared by all blog pages)
   Colors match the main website — edit :root to change.
   ========================================================= */
:root{
  --navy:#0b1f33;--navy-2:#12304d;--amber:#f5b301;--amber-d:#d99a00;
  --ink:#1a2533;--muted:#5b6b7d;--bg:#fff;--bg-soft:#f3f6fa;--line:#e2e8f0;
  --radius:14px;--shadow:0 10px 30px rgba(11,31,51,.10);--max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Barlow",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:17px}
html[lang="ar"] body{font-family:"Cairo",system-ui,sans-serif;font-size:16.5px}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
html[lang="en"] body [lang="ar"]{display:none!important}
html[lang="ar"] body [lang="en"]{display:none!important}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 24px;border-radius:10px;font-weight:700;font-size:1rem;border:2px solid transparent;cursor:pointer;transition:.2s;font-family:inherit}
.btn-primary{background:var(--amber);color:var(--navy)}
.btn-primary:hover{background:var(--amber-d)}

/* header */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{width:46px;height:46px;flex:none}
.logo-text b{display:block;font-size:1.45rem;font-weight:800;color:var(--navy);letter-spacing:.04em;line-height:1}
.logo-text small{display:block;font-size:.72rem;color:var(--muted);font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin-top:4px}
html[lang="ar"] .logo-text small{letter-spacing:0;font-size:.8rem}
.menu{display:flex;align-items:center;gap:28px;list-style:none}
.menu a{font-weight:600;color:var(--navy);font-size:.98rem}
.menu a:hover,.menu a.active{color:var(--amber-d)}
.nav-actions{display:flex;align-items:center;gap:12px}
.lang-btn{background:var(--bg-soft);border:1px solid var(--line);border-radius:8px;padding:8px 14px;font-weight:700;cursor:pointer;color:var(--navy);font-family:"Cairo","Barlow",sans-serif}
.burger{display:none;background:none;border:0;cursor:pointer;padding:6px}
.burger span{display:block;width:26px;height:3px;background:var(--navy);margin:5px 0;border-radius:2px}

/* page hero */
.page-hero{background:linear-gradient(160deg,var(--navy),#07152a);color:#fff;padding:70px 0 60px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.2;font-weight:800;margin-bottom:14px;max-width:900px}
.page-hero p{color:#c9d6e3;max-width:760px;font-size:1.1rem}
.crumbs{font-size:.9rem;color:#8fa3b8;margin-bottom:18px}
.crumbs a:hover{color:var(--amber)}
.meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;color:#b9c8d8;font-size:.93rem}
.tag{display:inline-block;background:rgba(245,179,1,.15);color:var(--amber-d);font-weight:700;font-size:.78rem;padding:4px 11px;border-radius:20px;letter-spacing:.03em}
.page-hero .tag{color:var(--amber)}

/* blog listing */
.blog-wrap{padding:60px 0 90px;background:var(--bg-soft)}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px}
.filters button{font:inherit;font-weight:600;font-size:.92rem;padding:8px 16px;border-radius:30px;border:1px solid var(--line);background:#fff;color:var(--navy);cursor:pointer}
.filters button.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.25s}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.post-cover{height:170px;background:linear-gradient(145deg,var(--navy),var(--navy-2));display:grid;place-items:center;color:var(--amber)}
.post-cover svg{width:70px;height:70px}
.post-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.post h2,.post h3{font-size:1.2rem;line-height:1.35;color:var(--navy)}
.post p{color:var(--muted);font-size:.96rem;flex:1}
.post .more{color:var(--amber-d);font-weight:700;font-size:.95rem}
.post-date{font-size:.85rem;color:var(--muted)}

/* article */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:50px;padding:60px 0 90px}
.article{max-width:780px}
.article h2{font-size:1.6rem;color:var(--navy);margin:38px 0 14px;line-height:1.3}
.article h3{font-size:1.22rem;color:var(--navy);margin:26px 0 10px}
.article p{margin-bottom:16px}
.article ul,.article ol{margin:0 0 18px;padding-inline-start:24px}
.article li{margin-bottom:8px}
.article strong{color:var(--navy)}
.article a{color:#1c6fd1;text-decoration:underline}
.article table{width:100%;border-collapse:collapse;margin:10px 0 24px;font-size:.95rem;display:block;overflow-x:auto}
.article th,.article td{border:1px solid var(--line);padding:10px 12px;text-align:start;vertical-align:top}
.article th{background:var(--navy);color:#fff}
.article tr:nth-child(even) td{background:var(--bg-soft)}
.note{background:#fff8e1;border-inline-start:4px solid var(--amber);padding:16px 18px;border-radius:8px;margin:20px 0}
.note.warn{background:#fdecea;border-color:#e74c3c}
.toc{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin-bottom:26px}
.toc b{display:block;color:var(--navy);margin-bottom:8px}
.toc ul{margin:0;padding-inline-start:20px}
.toc a{color:var(--ink);text-decoration:none}
.toc a:hover{color:var(--amber-d)}
.cta-box{background:linear-gradient(120deg,var(--navy),#163b60);color:#fff;border-radius:18px;padding:30px;margin-top:40px}
.cta-box h3{color:#fff;margin:0 0 8px}
.cta-box p{color:#c9d6e3}
.cta-box .btn{margin-top:10px;text-decoration:none}
aside.side{position:sticky;top:100px;align-self:start;display:grid;gap:22px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.side-card h4{color:var(--navy);margin-bottom:12px;font-size:1.05rem}
.side-card ul{list-style:none;display:grid;gap:10px}
.side-card li a{color:var(--ink);font-size:.95rem;font-weight:500}
.side-card li a:hover{color:var(--amber-d)}
.side-card.dark{background:var(--navy);color:#c9d6e3;border:0}
.side-card.dark h4{color:#fff}
.side-card.dark .btn{width:100%;justify-content:center;margin-top:12px}

/* footer */
footer{background:#07152a;color:#9fb1c4;padding:50px 0 24px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:34px}
footer .logo-text b{color:#fff}
footer h4{color:#fff;margin-bottom:14px;font-size:1.05rem}
footer ul{list-style:none;display:grid;gap:8px}
footer a:hover{color:var(--amber)}
.copy{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;font-size:.9rem}

.wa-float{position:fixed;bottom:22px;inset-inline-end:22px;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);z-index:60}
.wa-float svg{width:30px;height:30px;color:#fff}

@media (max-width:1024px){.posts{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}aside.side{position:static}}
@media (max-width:860px){
  .menu{position:fixed;top:76px;inset-inline:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:10px 20px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-130%);transition:.3s;z-index:40}
  .menu.open{transform:none}.menu li{width:100%}
  .menu a{display:block;padding:14px 0;border-bottom:1px solid var(--line)}
  .burger{display:block}.nav-actions .btn{display:none}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
  body{font-size:16px}.container{padding:0 16px}
  .posts{grid-template-columns:1fr}.logo-text small{display:none}
  .page-hero{padding:50px 0 44px}.article h2{font-size:1.35rem}
}