/* موقع مقاولات الرياض — واجهة خفيفة متجاوبة */
:root{--navy:#0f172a;--gold:#d4af37;--gold-h:#b5952f;--bg:#f8fafc;--ink:#1e293b;--muted:#64748b;--border:#e2e8f0;--wa:#25d366;--radius:14px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:Cairo,Tahoma,sans-serif;background:var(--bg);color:var(--ink);line-height:1.9}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:16px}
h2,h3,h4{color:var(--navy);line-height:1.5;margin:0 0 .5em}
.eyebrow{display:inline-block;color:var(--gold-h);font-weight:800;font-size:.85rem;margin-bottom:6px}
.eyebrow.light{color:var(--gold)}
.section{padding:4rem 0}
.section.alt{background:#fff}
.section-title{font-size:clamp(1.4rem,3.5vw,2rem);margin-bottom:2rem}
.tag{display:inline-block;background:rgba(212,175,55,.15);color:var(--gold-h);border-radius:999px;padding:.1rem .7rem;font-size:.75rem;font-weight:800}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:46px;padding:.7rem 1.6rem;border-radius:10px;font-weight:800;font-size:.95rem;border:2px solid transparent;transition:.2s}
.btn.gold{background:var(--gold);color:var(--navy)}
.btn.gold:hover{background:var(--gold-h)}
.btn.outline{border-color:rgba(255,255,255,.4);color:#fff}
.btn.outline:hover{background:#fff;color:var(--navy)}
.btn.block{width:100%}

/* شريط علوي + هيدر */
.topbar-note{background:linear-gradient(90deg,var(--gold-h),var(--gold));color:var(--navy);text-align:center;font-size:.85rem;font-weight:800;padding:.45rem 1rem}
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:68px}
.brand{display:flex;flex-direction:column;font-weight:800;font-size:1.15rem;color:var(--navy);line-height:1.3}
.brand small{color:var(--gold-h);font-size:.65rem;letter-spacing:1px}
.main-nav{display:flex;gap:1.4rem}
.main-nav a{font-weight:700;color:var(--muted);transition:.2s}
.main-nav a:hover{color:var(--gold-h)}
.btn-call{background:var(--gold);color:var(--navy);padding:.55rem 1.3rem;border-radius:8px;font-weight:800;font-size:.9rem;white-space:nowrap}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;font-size:1.3rem;width:44px;height:44px;cursor:pointer;color:var(--navy)}

/* الهيرو */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--navy)}
.hero::before{content:"";position:absolute;inset:0;background-image:var(--hero-img);background-size:cover;background-position:center;opacity:.35}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(15,23,42,.6),rgba(15,23,42,.92))}
.hero-content{position:relative;padding:4.5rem 16px 3.5rem;max-width:760px}
.hero-badge{display:inline-block;background:rgba(212,175,55,.15);border:1px solid rgba(212,175,55,.5);color:var(--gold);padding:.3rem 1rem;border-radius:999px;font-size:.85rem;font-weight:800;margin-bottom:1rem}
.hero h2{color:#fff;font-size:clamp(1.6rem,4.5vw,2.9rem);overflow-wrap:anywhere}
.hero p{color:#cbd5e1;max-width:620px;overflow-wrap:anywhere}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.6rem 0 0}
.hero-stats{display:flex;flex-wrap:wrap;gap:1.2rem 2.5rem;margin:2.2rem 0 0;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.14)}
.hero-stats .stat{display:flex;flex-direction:column-reverse}
.hero-stats dd{margin:0;font-size:1.7rem;font-weight:800;color:var(--gold)}
.hero-stats dt{color:#cbd5e1;font-size:.8rem}

/* الخدمات */
.cards-4{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.svc-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem;transition:.25s;display:flex;flex-direction:column;gap:.4rem}
.svc-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(15,23,42,.1);border-color:rgba(212,175,55,.5)}
.svc-icon{width:52px;height:52px;border-radius:12px;background:rgba(212,175,55,.12);color:var(--gold-h);display:grid;place-items:center}
.svc-icon svg{width:28px;height:28px}
.svc-card h4{margin:.5rem 0 0;font-size:1.05rem}
.svc-card p{color:var(--muted);font-size:.88rem;flex:1}
.svc-card img{border-radius:10px;height:130px;object-fit:cover;width:100%}
.card-link{color:var(--gold-h);font-weight:800;font-size:.88rem}

/* الأعمال */
.filters{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.6rem}
.filters button{border:1px solid var(--border);background:#fff;border-radius:999px;padding:.45rem 1.2rem;font:inherit;font-weight:800;font-size:.85rem;cursor:pointer;color:var(--muted);transition:.2s;min-height:44px}
.filters button.active,.filters button:hover{background:var(--navy);color:var(--gold);border-color:var(--navy)}
.cards-2{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.prj-card{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:#fff;transition:.25s}
.prj-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(15,23,42,.1)}
.prj-card img{width:100%;height:210px;object-fit:cover}
.prj-ph{display:grid;place-items:center;height:210px;background:linear-gradient(135deg,var(--navy),#1e293b);color:var(--gold);font-weight:800;font-size:1.2rem}
.prj-body{padding:1.3rem}
.prj-body h4{font-size:1.02rem;margin:.5rem 0 .3rem}
.prj-body p{color:var(--muted);font-size:.86rem}
.prj-meta{list-style:none;margin:.6rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;font-size:.78rem;color:var(--muted)}
.prj-meta li::before{content:"•";color:var(--gold);margin-inline-end:.35rem}

/* المدونة */
.cards-3{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.post-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.25s}
.post-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(15,23,42,.1)}
.post-card img{height:170px;width:100%;object-fit:cover}
.post-body{padding:1.3rem}
.post-body h4{font-size:.98rem;margin:.5rem 0 .3rem}
.post-body p{color:var(--muted);font-size:.85rem}
.post-body time{color:var(--gold-h);font-size:.78rem;font-weight:800}

/* التواصل */
.section.dark{background:var(--navy);color:#e2e8f0}
.section.dark h3{color:#fff;font-size:clamp(1.3rem,3vw,1.8rem)}
.contact-grid{display:grid;gap:2.5rem;grid-template-columns:1fr}
@media (min-width:1024px){.contact-grid{grid-template-columns:1fr 1fr;align-items:start}}
.contact-list{list-style:none;margin:1.4rem 0 0;padding:0;display:grid;gap:.9rem;font-size:.95rem}
.contact-list strong{color:var(--gold)}
.contact-list a:hover{color:var(--gold)}
.contact-form{background:#fff;color:var(--ink);border-radius:18px;padding:1.8rem;display:grid;gap:1rem}
.contact-form label{font-weight:800;font-size:.85rem;color:var(--navy)}
.contact-form input,.contact-form select,.contact-form textarea{display:block;width:100%;margin-top:.4rem;border:1px solid var(--border);border-radius:10px;padding:11px 14px;font:inherit;font-weight:400}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:3px solid rgba(212,175,55,.3);border-color:var(--gold)}
.two{display:grid;gap:1rem;grid-template-columns:1fr}
@media (min-width:560px){.two{grid-template-columns:1fr 1fr}}
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.note{padding:.8rem 1rem;border-radius:10px;font-size:.88rem;font-weight:800}
.note.ok{background:#f0fdf4;color:#15803d;border:1px solid #bbf7d0}
.note.err{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}

/* الفوتر + واتساب */
.site-footer{background:#0b1222;color:#94a3b8;text-align:center;padding:2.5rem 0}
.footer-brand{color:#fff;font-size:1.2rem;font-weight:800;margin:0 0 .4rem}
.copy{font-size:.85rem}
.copy a{color:var(--gold)}
.wa-float{position:fixed;bottom:20px;left:20px;width:56px;height:56px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 10px 30px rgba(37,211,102,.5);z-index:60;animation:wapulse 2s infinite}
.wa-float svg{width:30px;height:30px}
@keyframes wapulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 18px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* الجوال والتابلت */
@media (max-width:900px){
  .main-nav{position:absolute;top:100%;inset-inline:0;background:#fff;flex-direction:column;gap:0;padding:.5rem 0;border-bottom:1px solid var(--border);display:none;box-shadow:0 20px 40px rgba(15,23,42,.08)}
  .main-nav.open{display:flex}
  .main-nav a{padding:.9rem 1.2rem;border-bottom:1px solid var(--bg)}
  .nav-toggle{display:grid;place-items:center}
  .hero-content{padding:3rem 16px 2.5rem}
  .section{padding:3rem 0}
}
@media (max-width:480px){
  .btn-call{display:none}
  .hero-stats{gap:1rem 1.6rem}
  .hero-stats dd{font-size:1.35rem}
  .cards-2{grid-template-columns:1fr}
  .contact-form{padding:1.2rem}
  .wa-float{width:50px;height:50px;bottom:14px;left:14px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}