/* ===== AkarSu Tesisat — Siyah & Sarı Kurumsal Tema ===== */
:root{
    --primary:#FFC107;
    --primary-dark:#e0a800;
    --dark:#111111;
    --dark-2:#1a1a1a;
    --dark-3:#222222;
    --gray:#8a8a8a;
    --light-gray:#f4f4f4;
    --white:#ffffff;
    --radius:14px;
    --shadow:0 12px 40px rgba(0,0,0,.12);
    --shadow-yellow:0 12px 30px rgba(255,193,7,.35);
    --trans:.3s cubic-bezier(.4,0,.2,1);
    --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    font-family:'Plus Jakarta Sans','Segoe UI',system-ui,sans-serif;
    color:#2a2a2a;background:#fff;line-height:1.6;overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
section{position:relative}

/* Başlıklar */
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.section-head.left{text-align:left;margin-left:0}
.badge{
    display:inline-flex;align-items:center;gap:8px;background:rgba(255,193,7,.15);
    color:var(--primary-dark);font-weight:700;font-size:13px;letter-spacing:.5px;
    text-transform:uppercase;padding:8px 16px;border-radius:50px;margin-bottom:16px;
}
.badge i{color:var(--primary)}
.section-head h2{font-size:clamp(28px,4vw,42px);font-weight:800;color:var(--dark);line-height:1.2;margin-bottom:14px}
.section-head h2 span{color:var(--primary)}
.section-head p{color:var(--gray);font-size:17px}

/* Butonlar */
.btn{
    display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:15px;
    padding:14px 28px;border-radius:50px;cursor:pointer;border:2px solid transparent;
    transition:var(--trans);white-space:nowrap;
}
.btn-primary{background:var(--primary);color:var(--dark);box-shadow:var(--shadow-yellow)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-3px)}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{background:#000;transform:translateY(-3px)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-lg{padding:16px 34px;font-size:16px}

/* ===== Üst Bar ===== */
.topbar{background:var(--dark);color:#ccc;font-size:14px;padding:10px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.topbar a{color:#ccc;transition:var(--trans)}
.topbar a:hover{color:var(--primary)}
.topbar .info{display:flex;gap:24px;flex-wrap:wrap}
.topbar .info i{color:var(--primary);margin-right:6px}
.topbar .socials{display:flex;gap:14px}
.topbar .socials a:hover{color:var(--primary)}

/* ===== Header ===== */
.header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:var(--trans)}
.header .container{display:flex;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:16px}
.logo{display:flex;align-items:center;gap:10px;font-size:26px;font-weight:800;color:var(--dark)}
.logo .logo-icon{width:46px;height:46px;background:var(--primary);border-radius:12px;display:grid;place-items:center;color:var(--dark);font-size:22px}
.logo span{color:var(--primary)}
.logo img{height:46px;width:auto}
.nav{display:flex;align-items:center;gap:34px}
.nav a{font-weight:600;color:var(--dark);position:relative;padding:4px 0;transition:var(--trans)}
.nav a::after{content:'';position:absolute;left:0;bottom:-2px;width:0;height:3px;background:var(--primary);border-radius:3px;transition:var(--trans)}
.nav a:hover,.nav a.active{color:var(--primary-dark)}
.nav a:hover::after,.nav a.active::after{width:100%}
.header-cta{display:flex;align-items:center;gap:16px}
.header-phone{display:flex;align-items:center;gap:12px}
.header-phone .ico{width:44px;height:44px;border-radius:50%;background:rgba(255,193,7,.15);color:var(--primary-dark);display:grid;place-items:center;font-size:18px}
.header-phone small{display:block;color:var(--gray);font-size:12px}
.header-phone b{display:block;color:var(--dark);font-size:16px}
.menu-toggle{display:none;font-size:26px;background:none;border:0;color:var(--dark);cursor:pointer}

/* ===== Hero ===== */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--dark)}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img,.hero-media video{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:'';position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,10,10,.94) 0%,rgba(15,15,15,.82) 45%,rgba(20,20,20,.5) 100%)}
.hero .container{position:relative;z-index:2;padding-top:60px;padding-bottom:60px}
.hero-content{max-width:680px}
.hero .badge{background:rgba(255,193,7,.2);color:var(--primary)}
.hero h1{font-size:clamp(34px,5.5vw,62px);font-weight:800;line-height:1.1;margin-bottom:20px}
.hero h1 span{color:var(--primary)}
.hero p{font-size:19px;color:#d6d6d6;margin-bottom:32px;max-width:560px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-trust{display:flex;gap:32px;flex-wrap:wrap}
.hero-trust .item{display:flex;align-items:center;gap:12px}
.hero-trust i{font-size:26px;color:var(--primary)}
.hero-trust b{display:block;font-size:18px}
.hero-trust small{color:#bbb}

/* ===== Özellikler şeridi ===== */
.features{margin-top:-60px;position:relative;z-index:5}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:#fff;border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow);transition:var(--trans);border-bottom:4px solid transparent}
.feature-card:hover{transform:translateY(-8px);border-bottom-color:var(--primary)}
.feature-card .ico{width:60px;height:60px;border-radius:16px;background:var(--dark);color:var(--primary);display:grid;place-items:center;font-size:26px;margin-bottom:18px}
.feature-card h3{font-size:19px;color:var(--dark);margin-bottom:8px}
.feature-card p{color:var(--gray);font-size:15px}

/* ===== Bölüm dolguları ===== */
.py{padding:96px 0}
.bg-light{background:var(--light-gray)}
.bg-dark{background:var(--dark);color:#fff}

/* ===== Hakkımızda ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-img-wrap{position:relative}
.about-img-wrap img{border-radius:20px;width:100%;height:520px;object-fit:cover}
.about-exp{position:absolute;bottom:-26px;left:-26px;background:var(--primary);color:var(--dark);padding:24px 30px;border-radius:18px;box-shadow:var(--shadow-yellow)}
.about-exp b{font-size:44px;font-weight:800;display:block;line-height:1}
.about-exp span{font-weight:700;font-size:14px}
.about-text p{color:#555;margin-bottom:18px;font-size:16px;white-space:pre-line}
.about-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0 30px}
.about-list li{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--dark)}
.about-list i{color:var(--primary);background:rgba(255,193,7,.15);width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:13px}
.about-sign{display:flex;align-items:center;gap:14px;border-top:1px solid #ddd;padding-top:22px}
.about-sign .sig{font-weight:800;color:var(--dark);font-size:18px}

/* ===== Hizmetler ===== */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.service-card{background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:var(--trans);position:relative}
.service-card:hover{transform:translateY(-10px)}
.service-card .img{height:210px;overflow:hidden;position:relative}
.service-card .img img{width:100%;height:100%;object-fit:cover;transition:var(--trans)}
.service-card:hover .img img{transform:scale(1.08)}
.service-card .ico{position:absolute;bottom:-28px;right:24px;width:60px;height:60px;border-radius:16px;background:var(--primary);color:var(--dark);display:grid;place-items:center;font-size:26px;box-shadow:var(--shadow-yellow);z-index:2}
.service-card .body{padding:34px 26px 28px}
.service-card h3{font-size:21px;color:var(--dark);margin-bottom:10px}
.service-card p{color:var(--gray);font-size:15px;margin-bottom:16px}
.service-card .more{font-weight:700;color:var(--primary-dark);display:inline-flex;align-items:center;gap:8px;transition:var(--trans)}
.service-card .more:hover{gap:14px}

/* ===== İstatistik ===== */
.stats{background:var(--dark);color:#fff;position:relative;overflow:hidden}
.stats::before{content:'';position:absolute;top:-50%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(255,193,7,.12),transparent 70%)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative;z-index:2}
.stat{text-align:center}
.stat i{font-size:38px;color:var(--primary);margin-bottom:14px}
.stat .num{font-size:48px;font-weight:800;line-height:1}
.stat .num span{color:var(--primary)}
.stat p{color:#bbb;margin-top:8px;font-weight:600}

/* ===== Projeler ===== */
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.project-card{position:relative;border-radius:18px;overflow:hidden;height:320px;cursor:pointer}
.project-card img{width:100%;height:100%;object-fit:cover;transition:var(--trans)}
.project-card:hover img{transform:scale(1.1)}
.project-card .overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,10,10,.92),transparent 60%);display:flex;flex-direction:column;justify-content:flex-end;padding:26px;transition:var(--trans)}
.project-card .cat{color:var(--primary);font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.5px}
.project-card h3{color:#fff;font-size:21px;margin:6px 0}
.project-card .meta{color:#ccc;font-size:14px;display:flex;gap:16px;opacity:0;max-height:0;transition:var(--trans)}
.project-card:hover .meta{opacity:1;max-height:40px}
.project-card .meta i{color:var(--primary);margin-right:5px}

/* ===== CTA şeridi ===== */
.cta{background:linear-gradient(110deg,var(--primary) 0%,var(--primary-dark) 100%);color:var(--dark);border-radius:24px;padding:56px 60px;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta::after{content:'\f1ab';font-family:'Font Awesome 6 Free';font-weight:900;position:absolute;right:40px;bottom:-30px;font-size:200px;opacity:.12}
.cta-text h2{font-size:34px;font-weight:800;margin-bottom:10px}
.cta-text p{font-size:17px;max-width:560px}
.cta-actions{display:flex;gap:16px;flex-wrap:wrap;position:relative;z-index:2}
.cta .btn-dark{background:var(--dark);color:#fff}

/* ===== Ekip ===== */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.team-card{text-align:center;background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:var(--trans)}
.team-card:hover{transform:translateY(-8px)}
.team-card .img{height:280px;overflow:hidden}
.team-card .img img{width:100%;height:100%;object-fit:cover;transition:var(--trans)}
.team-card:hover .img img{transform:scale(1.06)}
.team-card .body{padding:22px}
.team-card h3{font-size:19px;color:var(--dark)}
.team-card p{color:var(--primary-dark);font-weight:600;font-size:14px;margin-top:4px}

/* ===== Yorumlar ===== */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.testi-card{background:#fff;border-radius:18px;padding:32px 28px;box-shadow:var(--shadow);position:relative}
.testi-card .quote{position:absolute;top:24px;right:28px;font-size:50px;color:rgba(255,193,7,.25);font-family:Georgia,serif;line-height:1}
.testi-card .stars{color:var(--primary);margin-bottom:14px}
.testi-card p{color:#555;font-style:italic;margin-bottom:22px}
.testi-author{display:flex;align-items:center;gap:14px}
.testi-author img{width:56px;height:56px;border-radius:50%;object-fit:cover}
.testi-author b{display:block;color:var(--dark)}
.testi-author small{color:var(--gray)}

/* ===== SSS ===== */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{background:#fff;border-radius:14px;margin-bottom:16px;box-shadow:0 4px 16px rgba(0,0,0,.05);overflow:hidden}
.faq-q{padding:22px 26px;font-weight:700;color:var(--dark);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:17px}
.faq-q i{transition:var(--trans);color:var(--primary-dark)}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:#666}
.faq-a div{padding:0 26px 22px}
.faq-item.open .faq-a{max-height:300px}

/* ===== İletişim ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.contact-info .ci-item{display:flex;gap:18px;margin-bottom:26px}
.contact-info .ci-item .ico{flex:0 0 56px;height:56px;border-radius:14px;background:var(--primary);color:var(--dark);display:grid;place-items:center;font-size:22px}
.contact-info .ci-item h4{color:var(--dark);font-size:17px;margin-bottom:3px}
.contact-info .ci-item p{color:var(--gray)}
.contact-form{background:#fff;padding:36px;border-radius:20px;box-shadow:var(--shadow)}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-weight:600;margin-bottom:7px;color:var(--dark);font-size:14px}
.form-group input,.form-group textarea,.form-group select{
    width:100%;padding:13px 16px;border:1.5px solid #e2e2e2;border-radius:10px;font-size:15px;font-family:inherit;transition:var(--trans);background:#fafafa;
}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary);background:#fff}
.form-group textarea{resize:vertical;min-height:120px}

.map-wrap{margin-top:50px;border-radius:20px;overflow:hidden;height:420px}
.map-wrap iframe{width:100%;height:100%;border:0}

/* ===== Footer ===== */
.footer{background:var(--dark);color:#aaa;padding-top:70px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:50px}
.footer h4{color:#fff;font-size:18px;margin-bottom:22px;position:relative;padding-bottom:12px}
.footer h4::after{content:'';position:absolute;left:0;bottom:0;width:40px;height:3px;background:var(--primary);border-radius:3px}
.footer .logo{color:#fff;margin-bottom:18px}
.footer p{margin-bottom:18px;font-size:15px}
.footer-links li{margin-bottom:12px}
.footer-links a{transition:var(--trans);display:inline-flex;align-items:center;gap:8px}
.footer-links a:hover{color:var(--primary);padding-left:5px}
.footer-links i{color:var(--primary);font-size:12px}
.footer-contact li{display:flex;gap:12px;margin-bottom:16px;font-size:15px}
.footer-contact i{color:var(--primary);margin-top:4px}
.footer .socials{display:flex;gap:12px;margin-top:20px}
.footer .socials a{width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;color:#fff;transition:var(--trans)}
.footer .socials a:hover{background:var(--primary);color:var(--dark)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:24px 0;text-align:center;font-size:14px}
.footer-bottom a{color:var(--primary)}

/* WhatsApp float */
.wa-float{position:fixed;bottom:26px;right:26px;width:60px;height:60px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;font-size:30px;box-shadow:0 8px 24px rgba(37,211,102,.5);z-index:90;animation:pulse 2s infinite}
@keyframes pulse{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)}}

/* Reveal animasyon */
.reveal{opacity:0;transform:translateY(40px);transition:.7s cubic-bezier(.2,.6,.2,1)}
.reveal.in{opacity:1;transform:none}

/* Alert */
.alert{padding:14px 18px;border-radius:10px;margin-bottom:20px;font-weight:600}
.alert-success{background:#e7f8ee;color:#1a7d4b;border:1px solid #b7e6cb}
.alert-error{background:#fdeaea;color:#c0392b;border:1px solid #f3c0c0}

/* ===== Responsive ===== */
@media(max-width:992px){
    .features-grid,.services-grid,.projects-grid,.testi-grid,.team-grid,.stats-grid{grid-template-columns:repeat(2,1fr)}
    .about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
    .about-img-wrap img{height:420px}
}
@media(max-width:768px){
    .hide-sm{display:none}
    .nav{position:fixed;top:0;right:-100%;width:78%;max-width:320px;height:100vh;background:#fff;flex-direction:column;align-items:flex-start;padding:90px 30px;gap:8px;box-shadow:-10px 0 40px rgba(0,0,0,.2);transition:.4s;z-index:120}
    .nav.open{right:0}
    .nav a{width:100%;padding:12px 0;border-bottom:1px solid #eee}
    .menu-toggle{display:block;z-index:130}
    .header-phone{display:none}
    .topbar .info{font-size:12px;gap:14px}
    .features-grid,.services-grid,.projects-grid,.testi-grid,.team-grid,.stats-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
    .cta{padding:40px 30px}
    .cta-text h2{font-size:26px}
    .contact-form .row{grid-template-columns:1fr}
    .py{padding:64px 0}
    .about-list{grid-template-columns:1fr}
}
@media(max-width:480px){
    .footer-grid{grid-template-columns:1fr}
    .hero-trust{gap:18px}
}