/* ══════════════════════════════════════
   Naif Al-Odaibi - Main Stylesheet
   ══════════════════════════════════════ */

/* ── Fonts ── */
@font-face{font-family:'ThmanyahSerif';src:url('../assets/fonts/main-font/woff2/thmanyahserifdisplay-Light.woff2') format('woff2');font-weight:300;font-display:swap}
@font-face{font-family:'ThmanyahSerif';src:url('../assets/fonts/main-font/woff2/thmanyahserifdisplay-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'ThmanyahSerif';src:url('../assets/fonts/main-font/woff2/thmanyahserifdisplay-Medium.woff2') format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'ThmanyahSerif';src:url('../assets/fonts/main-font/woff2/thmanyahserifdisplay-Bold.woff2') format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:'ThmanyahSerif';src:url('../assets/fonts/main-font/woff2/thmanyahserifdisplay-Black.woff2') format('woff2');font-weight:900;font-display:swap}
@font-face{font-family:'ThmanyahSans';src:url('../assets/fonts/sec-font/woff2/thmanyahsans-Light.woff2') format('woff2');font-weight:300;font-display:swap}
@font-face{font-family:'ThmanyahSans';src:url('../assets/fonts/sec-font/woff2/thmanyahsans-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'ThmanyahSans';src:url('../assets/fonts/sec-font/woff2/thmanyahsans-Medium.woff2') format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'ThmanyahSans';src:url('../assets/fonts/sec-font/woff2/thmanyahsans-Bold.woff2') format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:'ThmanyahSans';src:url('../assets/fonts/sec-font/woff2/thmanyahsans-Black.woff2') format('woff2');font-weight:900;font-display:swap}

/* ── Variables ── */
:root{
--olive-dark:#4A5A3E;--olive:#5C6B4F;--olive-light:#7A8B6E;--olive-bg:#6B7A5E;
--gold:#C8B88A;--gold-light:#D4C99E;--white:#FFFFFF;--off-white:#F5F5F0;
--dark:#1A1A1A;--gray:#6B7280;--gray-light:#E5E7EB;
--font-heading:'ThmanyahSerif',serif;--font-body:'ThmanyahSans',sans-serif;
--nav-h:80px;--container:1200px;
}

/* ── Reset ── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:var(--font-body);color:var(--dark);background:var(--white);line-height:1.7}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* ── Navbar ── */
.navbar{position:fixed;top:0;right:0;left:0;z-index:1000;padding:0 0;transition:all .4s ease}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.nav-logo img{height:65px;width:auto;transition:all .3s}
.nav-logo-blue{display:none}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{color:rgba(255,255,255,.85);font-size:14px;font-weight:500;position:relative;transition:color .3s}
.nav-links a::after{content:'';position:absolute;bottom:-4px;right:0;width:0;height:2px;background:var(--gold);transition:width .3s}
.nav-links a:hover{color:var(--white)}
.nav-links a:hover::after{width:100%}

/* Navbar scrolled */
.navbar.scrolled{background:rgba(255,255,255,.97);backdrop-filter:blur(12px);box-shadow:0 2px 20px rgba(0,0,0,.08)}
.navbar.scrolled .nav-links a{color:var(--dark)}
.navbar.scrolled .nav-links a:hover{color:var(--olive)}
.navbar.scrolled .nav-logo-white{display:none}
.navbar.scrolled .nav-logo-blue{display:block;filter:brightness(0) saturate(100%) invert(20%) sepia(10%) saturate(2000%) hue-rotate(70deg) brightness(90%)}

/* Mobile toggle */
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:1001}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--white);transition:all .3s}
.navbar.scrolled .nav-toggle span{background:var(--dark)}
.nav-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:998}

/* ── Hero ── */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('../assets/images/hero_kafd.png') center/cover no-repeat;transform:scale(1.05);transition:transform 8s ease}
.hero:hover .hero-bg{transform:scale(1)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(74,90,62,.85) 0%,rgba(26,26,26,.7) 50%,rgba(74,90,62,.6) 100%)}
.hero-inner{position:relative;z-index:2;text-align:center;padding:120px 0 80px}
.hero-badge{display:inline-flex;align-items:center;gap:10px;margin-bottom:24px}
.hero-badge-line{width:40px;height:2px;background:var(--gold)}
.hero-badge-text{color:var(--gold);font-size:14px;font-weight:500;letter-spacing:1px}
.hero-title{font-family:var(--font-heading);font-size:clamp(36px,6vw,72px);font-weight:700;color:var(--white);line-height:1.2;margin-bottom:20px}
.hero-title-accent{color:var(--gold)}
.hero-subtitle{color:rgba(255,255,255,.8);font-size:clamp(15px,1.8vw,18px);max-width:700px;margin:0 auto 40px;line-height:1.8}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.hero-cta{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:var(--gold);color:var(--dark);border-radius:8px;font-weight:600;font-size:15px;transition:all .3s}
.hero-cta:hover{background:var(--gold-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(200,184,138,.3)}
.hero-cta svg{transition:transform .3s}
.hero-cta:hover svg{transform:translateX(-4px)}
.hero-cta-outline{display:inline-flex;align-items:center;padding:14px 32px;border:1px solid rgba(255,255,255,.3);color:var(--white);border-radius:8px;font-weight:500;font-size:15px;transition:all .3s}
.hero-cta-outline:hover{border-color:var(--white);background:rgba(255,255,255,.08)}
.hero-stats{display:flex;justify-content:center;gap:40px}
.hero-stat{text-align:center}
.hero-stat-value{font-family:var(--font-heading);font-size:clamp(28px,4vw,40px);font-weight:700;color:var(--gold);display:block}
.hero-stat-label{color:rgba(255,255,255,.7);font-size:13px;margin-top:4px}
.hero-stat-divider{width:1px;background:rgba(255,255,255,.15)}
.hero-scroll{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);text-align:center;z-index:2}
.hero-scroll-mouse{width:24px;height:38px;border:2px solid rgba(255,255,255,.3);border-radius:12px;margin:0 auto 8px;position:relative}
.hero-scroll-dot{width:3px;height:8px;background:var(--white);border-radius:2px;position:absolute;top:6px;left:50%;transform:translateX(-50%);animation:scrollDot 1.8s ease-in-out infinite}
@keyframes scrollDot{0%{opacity:1;transform:translateX(-50%) translateY(0)}100%{opacity:0;transform:translateX(-50%) translateY(16px)}}
.hero-scroll-text{color:rgba(255,255,255,.5);font-size:11px;letter-spacing:1px}

/* ── Section Base ── */
.section{padding:100px 0}
.section-header{text-align:center;margin-bottom:60px}
.section-title{font-family:var(--font-heading);font-size:clamp(28px,4vw,42px);font-weight:700;color:var(--dark);margin-bottom:12px}
.section-subtitle{color:var(--gray);font-size:16px;max-width:600px;margin:0 auto}
.section-line{width:60px;height:3px;background:var(--gold);margin:20px auto 0;border-radius:2px}

/* ── About ── */
.about-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-bottom:60px}
.about-text h2{font-family:var(--font-heading);font-size:clamp(26px,3.5vw,38px);font-weight:700;margin-bottom:20px;color:var(--dark)}
.about-text p{color:var(--gray);font-size:15px;line-height:1.9;margin-bottom:16px}
.about-image{border-radius:16px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.12);position:relative}
.about-image::before{content:'';position:absolute;inset:0;border:2px solid var(--gold);border-radius:16px;transform:translate(12px,12px);z-index:-1;opacity:.5}
.about-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.about-card{background:var(--off-white);padding:32px;border-radius:12px;border-right:4px solid var(--gold);transition:all .3s}
.about-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,.08)}
.about-card h3{font-family:var(--font-heading);font-size:20px;font-weight:700;margin-bottom:12px;color:var(--olive-dark)}
.about-card p{color:var(--gray);font-size:14px;line-height:1.8}

/* ── Services ── */
.services{background:var(--off-white)}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:var(--white);border-radius:12px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.04);transition:all .4s}
.service-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.1)}
.service-card-img{height:200px;overflow:hidden}
.service-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.service-card:hover .service-card-img img{transform:scale(1.08)}
.service-card-body{padding:20px}
.service-card-body h3{font-family:var(--font-heading);font-size:17px;font-weight:700;color:var(--dark)}
.service-card-body p{color:var(--gray);font-size:14px;margin-top:8px;line-height:1.7}

/* ── Services Alt (Infrastructure) ── */
.services-alt{background:var(--olive-bg);color:var(--white)}
.services-alt .section-title{color:var(--white)}
.services-alt .section-subtitle{color:rgba(255,255,255,.7)}
.services-alt-inner{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.services-alt-text{position:sticky;top:100px;align-self:start}
.services-alt-text h2{font-family:var(--font-heading);font-size:clamp(26px,3.5vw,38px);font-weight:700;margin-bottom:20px}
.services-alt-text p{color:rgba(255,255,255,.8);font-size:15px;line-height:1.9}
.services-alt-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.services-alt .service-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1)}
.services-alt .service-card:hover{background:rgba(255,255,255,.15)}
.services-alt .service-card-body h3{color:var(--white);font-size:14px}

/* ── Values ── */
.values-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.values-image{border-radius:16px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.1)}
.values-image img{width:100%;height:auto}
.values-content h2{font-family:var(--font-heading);font-size:clamp(22px,3vw,30px);font-weight:700;margin-bottom:32px;line-height:1.5}
.value-item{display:flex;gap:20px;margin-bottom:28px;padding:20px;border-radius:12px;transition:all .3s}
.value-item:hover{background:var(--off-white)}
.value-number{font-family:var(--font-heading);font-size:32px;font-weight:900;color:var(--gold);line-height:1;min-width:36px}
.value-info h3{font-family:var(--font-heading);font-size:18px;font-weight:700;margin-bottom:6px;color:var(--olive-dark)}
.value-info p{color:var(--gray);font-size:14px;line-height:1.8}

/* ── Stats ── */
.stats{background:linear-gradient(135deg,var(--olive-dark) 0%,#3A4830 100%);padding:80px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.stat-item{text-align:center}
.stat-item .stat-icon{color:var(--gold);margin-bottom:12px;display:flex;justify-content:center}
.stat-item .stat-value{font-family:var(--font-heading);font-size:clamp(32px,4vw,48px);font-weight:700;color:var(--white);display:block}
.stat-item .stat-label{color:rgba(255,255,255,.7);font-size:14px;margin-top:4px}

/* ── Projects ── */
.projects{background:var(--dark);color:var(--white);padding:100px 0}
.projects .section-title{color:var(--white)}
.projects .section-subtitle{color:rgba(255,255,255,.6)}
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.project-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:32px;transition:all .4s}
.project-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);border-color:var(--gold)}
.project-card h3{font-family:var(--font-heading);font-size:18px;font-weight:700;margin-bottom:16px;color:var(--white);line-height:1.5}
.project-meta{display:flex;flex-direction:column;gap:10px}
.project-meta-item{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.project-meta-item span:first-child{color:var(--gold);font-size:13px;font-weight:500}
.project-meta-item span:last-child{color:rgba(255,255,255,.8);font-size:14px;font-weight:600}
.project-location{display:inline-flex;align-items:center;gap:6px;color:var(--gold);font-size:13px;margin-bottom:12px}

/* ── Infrastructure ── */
.infra{background:var(--olive-bg);color:var(--white);padding:100px 0}
.infra .section-title{color:var(--white)}
.infra .section-subtitle{color:rgba(255,255,255,.7)}
.infra-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.infra-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:24px;text-align:center;transition:all .3s}
.infra-card:hover{background:rgba(255,255,255,.15);transform:translateY(-3px)}
.infra-card h4{font-family:var(--font-heading);font-size:16px;font-weight:700;margin-bottom:8px}
.infra-card .infra-location{color:var(--gold);font-size:13px;margin-bottom:4px}
.infra-card .infra-area{font-size:22px;font-weight:700;color:var(--white)}
.infra-card .infra-unit{font-size:13px;color:rgba(255,255,255,.6)}

/* ── Clients Marquee ── */
.clients{padding:100px 0;background:var(--off-white)}
.clients-marquee-wrap{overflow:hidden;position:relative;padding:30px 0;direction:ltr}
.clients-marquee-wrap::before,.clients-marquee-wrap::after{content:'';position:absolute;top:0;bottom:0;width:150px;z-index:2;pointer-events:none}
.clients-marquee-wrap::before{right:0;background:linear-gradient(to left,var(--off-white),transparent)}
.clients-marquee-wrap::after{left:0;background:linear-gradient(to right,var(--off-white),transparent)}
.clients-marquee{display:flex;gap:40px;width:max-content;animation:marqueeScroll 25s linear infinite}
.clients-marquee:hover{animation-play-state:paused}
.client-item{flex-shrink:0;display:flex;align-items:center;justify-content:center;height:80px;width:160px;padding:12px 24px;background:var(--white);border-radius:12px;box-shadow:0 4px 15px rgba(0,0,0,.06);transition:all .4s cubic-bezier(.4,0,.2,1)}
.client-item:hover{transform:scale(1.08) translateY(-4px);box-shadow:0 12px 30px rgba(0,0,0,.12)}
.client-item img{max-height:50px;max-width:130px;width:auto;height:auto;object-fit:contain;filter:grayscale(.4) opacity(.7);transition:all .4s}
.client-item:hover img{filter:grayscale(0) opacity(1)}
@keyframes marqueeScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ── Contact ── */
.contact{padding:100px 0}
.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.contact-info h2{font-family:var(--font-heading);font-size:clamp(26px,3.5vw,38px);font-weight:700;margin-bottom:16px}
.contact-info>p{color:var(--gray);font-size:15px;line-height:1.8;margin-bottom:32px}
.contact-detail-item{display:flex;gap:16px;margin-bottom:24px}
.contact-detail-icon{width:44px;height:44px;border-radius:10px;background:rgba(92,107,79,.08);display:flex;align-items:center;justify-content:center;color:var(--olive);flex-shrink:0}
.contact-detail-text h4{font-size:14px;font-weight:600;margin-bottom:2px}
.contact-detail-text p,.contact-detail-text a{color:var(--gray);font-size:14px}
.contact-detail-text a:hover{color:var(--olive)}
.contact-form{background:var(--off-white);padding:36px;border-radius:16px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:14px;font-weight:500;margin-bottom:6px;color:var(--dark)}
.form-group input,.form-group textarea{width:100%;padding:12px 16px;border:1px solid var(--gray-light);border-radius:8px;font-size:14px;font-family:var(--font-body);transition:all .2s;background:var(--white)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--olive);box-shadow:0 0 0 3px rgba(92,107,79,.1)}
.form-group textarea{resize:vertical;min-height:120px}
.form-submit{width:100%;padding:14px;background:linear-gradient(135deg,var(--olive) 0%,var(--olive-dark) 100%);color:var(--white);border:none;border-radius:8px;font-size:15px;font-weight:600;font-family:var(--font-body);cursor:pointer;transition:all .3s;position:relative}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(74,90,62,.3)}
.form-submit:disabled{opacity:.7;cursor:not-allowed;transform:none}
.form-submit .spinner{display:none;width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:var(--white);border-radius:50%;animation:spin .6s linear infinite;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}
.form-submit.loading .btn-text{visibility:hidden}
.form-submit.loading .spinner{display:block}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}
.form-message{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px;display:none}
.form-message.success{display:block;background:rgba(5,150,105,.08);color:#059669;border:1px solid rgba(5,150,105,.2)}
.form-message.error{display:block;background:rgba(220,38,38,.08);color:#DC2626;border:1px solid rgba(220,38,38,.2)}

/* ── Footer ── */
.footer{background:linear-gradient(180deg,var(--dark) 0%,#111 100%);color:rgba(255,255,255,.7);padding:60px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-logo{max-width:240px;margin-bottom:16px}
.footer-about p{font-size:14px;line-height:1.8}
.footer-nav h4{font-size:16px;font-weight:700;color:var(--white);margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;transition:color .2s}
.footer-links a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;text-align:center;font-size:13px;color:rgba(255,255,255,.4)}

/* ── Animations ── */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-right{opacity:0;transform:translateX(50px);transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1)}
.reveal-right.visible{opacity:1;transform:translateX(0)}
.reveal-left{opacity:0;transform:translateX(-50px);transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1)}
.reveal-left.visible{opacity:1;transform:translateX(0)}
.delay-1{transition-delay:.1s}.delay-2{transition-delay:.2s}.delay-3{transition-delay:.3s}
.delay-4{transition-delay:.4s}.delay-5{transition-delay:.5s}.delay-6{transition-delay:.6s}

/* Active nav link */
.nav-links a.active{color:var(--gold)!important}
.nav-links a.active::after{width:100%}

/* ── Mobile ── */
@media(max-width:992px){
.nav-links{position:fixed;top:0;right:-300px;bottom:0;width:280px;background:linear-gradient(180deg,var(--olive-dark) 0%,#3A4830 100%);flex-direction:column;padding:100px 32px 32px;gap:20px;z-index:999;transition:right .3s ease;box-shadow:-4px 0 20px rgba(0,0,0,.3)}
.nav-links.active{right:0}
.nav-links.active ~ .nav-overlay{display:block}
.nav-links a{color:var(--white)!important;font-size:16px;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-toggle{display:flex;z-index:1001}
.about-content,.values-inner,.contact-inner{grid-template-columns:1fr;gap:32px}
.services-alt-inner{grid-template-columns:1fr;gap:32px}
.services-alt-text{position:relative;top:0}
.about-cards,.services-grid,.projects-grid{grid-template-columns:1fr 1fr}
.stats .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
.footer-grid{grid-template-columns:1fr}
.hero-stats{gap:24px}
.services-alt-grid{grid-template-columns:1fr 1fr}
.nav-logo img{height:50px}
}
@media(max-width:600px){
.about-cards,.services-grid,.projects-grid,.services-alt-grid{grid-template-columns:1fr}
.stats .stats-grid{grid-template-columns:1fr 1fr}
.hero-stats{flex-direction:column;gap:16px}
.hero-stat-divider{width:60px;height:1px}
.form-row{grid-template-columns:1fr}
.section{padding:60px 0}
.hero-inner{padding:100px 0 60px}
}