:root{
  --ink:#12141C; --ink-2:#1B1E2B;
  --indigo:#2E3A8C; --indigo-dk:#212C6E; --indigo-lt:#EEF0FB;
  --amber:#F2A65A; --amber-dk:#DE8A34;
  --paper:#FAF8F4; --surface:#FFFFFF;
  --text:#1C1C1E; --muted:#6B6F7B; --border:#E7E4DD;
  --on-dark:#F3F1EA; --on-dark-muted:#A9ADC4;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Vazirmatn',sans-serif;background:var(--paper);color:var(--text);line-height:1.7}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.container-sm{max-width:760px}
a{color:inherit}
img,svg{display:block}

/* ---------- nav (shared with landing) ---------- */
nav{position:sticky;top:0;background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:20}
.nav-inner{max-width:1120px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--indigo-dk);font-size:17px;text-decoration:none}
.brand .mark{width:34px;height:34px;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:var(--text);text-decoration:none;font-size:14px}
.nav-links a:hover,.nav-links a.active{color:var(--indigo)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-phone{font-size:13px;color:var(--muted);text-decoration:none;display:none}
@media(min-width:760px){.nav-phone{display:inline}}
@media(max-width:820px){.nav-links{display:none}}

.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:11px;background:var(--amber);color:var(--ink);text-decoration:none;font-weight:700;border:none;cursor:pointer;font-family:inherit;font-size:14.5px;transition:.15s}
.btn:hover{background:var(--amber-dk)}
.btn-sm{padding:10px 20px;font-size:13.5px}

/* ---------- blog hero ---------- */
.blog-hero{background:radial-gradient(120% 140% at 85% -10%,var(--indigo) 0%,var(--indigo-dk) 45%,var(--ink) 100%);color:var(--on-dark);padding:56px 0 48px}
.blog-hero .blog-breadcrumbs{color:var(--on-dark-muted)}
.blog-hero .blog-breadcrumbs a{color:var(--on-dark-muted)}
.blog-hero h1{font-size:30px;font-weight:700;margin:14px 0 10px}
.blog-hero-sub{color:var(--on-dark-muted);font-size:14.5px;max-width:560px}

.blog-breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:6px}
.blog-breadcrumbs a{color:var(--muted);text-decoration:none}

/* ---------- list section ---------- */
.blog-list-section{padding:48px 0 96px}
.blog-categories{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}
.blog-categories a{padding:7px 16px;border-radius:20px;border:1px solid var(--border);color:var(--text);text-decoration:none;font-size:13px;background:var(--surface);display:inline-flex;align-items:center;gap:6px}
.blog-categories a.active{background:var(--indigo);border-color:var(--indigo);color:#fff}
.blog-categories .cat-count{font-size:11px;color:var(--muted);background:var(--indigo-lt);border-radius:10px;padding:1px 7px}
.blog-categories a.active .cat-count{background:rgba(255,255,255,.2);color:#fff}

.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.blog-card{display:block;background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--text);transition:.15s;box-shadow:0 1px 2px rgba(0,0,0,.02)}
.blog-card:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(18,20,28,.08)}
.blog-card img{width:100%;height:170px;object-fit:cover;display:block}
.blog-card-cover-fallback{width:100%;height:170px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.blog-card-cover-fallback span{color: #fff;font-weight: 700;font-size: 21px;opacity: .92;text-shadow: 0 2px 10px rgba(0, 0, 0, .15);text-align: center;padding: 0px 10px;}
.blog-card-body{padding:18px}
.blog-card-cat{display:inline-block;font-size:11px;color:var(--indigo);background:var(--indigo-lt);padding:3px 10px;border-radius:12px;margin-bottom:10px;text-decoration:none;font-weight:600}
.blog-card h2{font-size:16.5px;margin:0 0 8px;font-weight:700;line-height:1.6}
.blog-card p{font-size:13.5px;color:var(--muted);margin:0 0 12px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.blog-card-meta{display:flex;gap:12px;flex-wrap:wrap}
.meta-item{font-size:11.5px;color:var(--muted);display:inline-flex;align-items:center;gap:4px}

.empty{color:var(--muted);padding:24px 0}

.blog-pagination{display:flex;gap:6px;margin-top:36px;flex-wrap:wrap}
.blog-pagination a{padding:8px 14px;border:1px solid var(--border);border-radius:9px;text-decoration:none;color:var(--text);font-size:13px;background:var(--surface)}
.blog-pagination a.active{background:var(--indigo);border-color:var(--indigo);color:#fff}
.blog-pagination a.blog-pagination-nav{color:var(--indigo);font-weight:600}

/* ---------- single post ---------- */
.post-wrap{padding:40px 0 90px}
article h1{font-size:27px;font-weight:700;margin:10px 0 14px;line-height:1.6}
.post-meta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:22px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.post-meta .meta-item{font-size:13px}
.blog-cover{width:100%;height:340px;object-fit:cover;border-radius:16px;margin-bottom:28px}
.blog-cover-fallback{display:flex;align-items:center;justify-content:center}
.blog-cover-fallback span{color:#fff;font-weight:700;font-size:30px;opacity:.92;text-shadow:0 2px 10px rgba(0,0,0,.18);text-align: center;padding: 0px 10px;}
.blog-content{line-height:2;font-size:15.5px}
.blog-content img{max-width:100%;border-radius:12px;margin:16px 0}
.blog-content h2,.blog-content h3{margin:28px 0 12px;font-weight:700}
.blog-content p{margin-bottom:16px}
.blog-content blockquote{border-right:3px solid var(--indigo);padding:8px 18px;color:var(--muted);margin:18px 0;background:var(--indigo-lt);border-radius:0 10px 10px 0}
.blog-content a{color:var(--indigo);text-decoration:underline}
.blog-content ul,.blog-content ol{padding-inline-start:24px;margin-bottom:16px}

.related-posts{margin-top:56px;padding-top:36px;border-top:1px solid var(--border)}
.related-title{font-size:19px;font-weight:700;margin-bottom:20px}

/* ---------- footer (shared with landing) ---------- */
footer{border-top:1px solid var(--border);padding:44px 0 28px;background:var(--surface)}
.footer-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;margin-bottom:24px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--indigo-dk)}
.footer-brand .mark{width:26px;height:26px}
.footer-tagline{color:var(--muted);font-size:12.5px;margin-top:6px}
.footer-links{display:flex;gap:22px;font-size:13.5px}
.footer-links a{text-decoration:none;color:var(--muted)}
.footer-links a:hover{color:var(--indigo)}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted)}

/* ---------- floating quick contact (shared with landing) ---------- */
.quick-contact{position:fixed;bottom:22px;left:22px;display:flex;flex-direction:column;gap:10px;z-index:30}
.quick-contact a{width:48px;height:48px;border-radius:50%;background:var(--indigo);color:#fff;display:flex;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 8px 20px rgba(0,0,0,.18);transition:.15s}
.quick-contact a svg{width:22px;height:22px}
.quick-contact a:hover{transform:translateY(-2px)}
.quick-contact a.tel{background:var(--amber);color:var(--ink)}
.quick-contact a.tel:hover{background:var(--amber-dk)}
.quick-contact a.tg{background:#29B5F6}
.quick-contact a.tg:hover{background:#1B9FDC}
.quick-contact a.bale{background:#00A884}
.quick-contact a.bale:hover{background:#00876A}

@media(max-width:640px){
  .blog-cover{height:220px}
  article h1{font-size:22px}
}