@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary: #1B2B6B;
  --primary-light: #2563EB;
  --accent: #3B82F6;
  --dark: #0A0F1E;
  --dark-2: #111827;
  --dark-3: #1F2937;
  --light: #F8FAFC;
  --light-2: #F1F5F9;
  --text: #1F2937;
  --text-muted: #6B7280;
  --white: #ffffff;
  --border: rgba(255,255,255,0.08);
  --glass: rgba(255,255,255,0.05);
  --shadow: 0 4px 24px rgba(0,0,0,0.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.2);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --green: #10B981;
  --purple: #8B5CF6;
  --orange: #F59E0B;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;background:var(--dark);color:var(--white);line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}

/* ── UTILITIES ── */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-light{background:var(--light);color:var(--text)}
.section-dark{background:var(--dark-2)}
.section-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(37,99,235,0.12);color:var(--accent);border:1px solid rgba(37,99,235,0.25);padding:6px 16px;border-radius:50px;font-size:13px;font-weight:600;letter-spacing:0.5px;margin-bottom:16px;text-transform:uppercase}
.section-title{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.2;margin-bottom:16px}
.section-subtitle{font-size:17px;color:var(--text-muted);max-width:600px;line-height:1.7}
.text-gradient{background:linear-gradient(135deg,#60A5FA,#3B82F6,#1D4ED8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.text-center{text-align:center}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:8px;font-weight:600;font-size:15px;cursor:pointer;border:none;transition:var(--transition)}
.btn-primary{background:linear-gradient(135deg,var(--primary-light),var(--primary));color:var(--white);box-shadow:0 4px 20px rgba(37,99,235,0.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(37,99,235,0.5)}
.btn-outline{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,0.3)}
.btn-outline:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.6)}
.btn-dark{background:var(--primary);color:var(--white)}
.btn-dark:hover{background:var(--primary-light);transform:translateY(-2px)}
.fade-up{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-up.visible{opacity:1;transform:none}

/* ── NAVBAR ── */
#navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:20px 0;transition:var(--transition)}
#navbar.scrolled{background:rgba(10,15,30,0.92);backdrop-filter:blur(20px);padding:14px 0;box-shadow:0 2px 30px rgba(0,0,0,0.3)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
.nav-logo{display:flex;align-items:center;gap:12px}
.nav-logo img{height:40px;width:auto}
.nav-logo-text{font-size:11px;color:rgba(255,255,255,0.5);letter-spacing:1px;font-weight:500}
.nav-menu{display:flex;align-items:center;gap:8px}
.nav-menu a{padding:8px 14px;border-radius:6px;font-size:14px;font-weight:500;color:rgba(255,255,255,0.8);transition:var(--transition)}
.nav-menu a:hover{color:var(--white);background:rgba(255,255,255,0.08)}
.nav-cta{margin-left:8px}

/* Language Selector */
.lang-selector {
    margin-left: 12px;
}
.lang-btn {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
}
.lang-btn:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--accent);
}
.lang-btn i {
    font-size: 16px;
    color: var(--accent);
}
#menuToggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
#menuToggle span{width:24px;height:2px;background:var(--white);border-radius:2px;transition:var(--transition)}

/* ── HERO CAROUSEL ── */
.hero{position:relative;height:100vh;min-height:600px;overflow:hidden}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1s ease}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.hero-slide::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,15,30,0.85) 0%,rgba(27,43,107,0.7) 50%,rgba(10,15,30,0.6) 100%)}
.hero-content{position:absolute;inset:0;display:flex;align-items:center;z-index:2}
.hero-content .container{max-width:780px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(59,130,246,0.2);border:1px solid rgba(59,130,246,0.4);color:#93C5FD;padding:7px 18px;border-radius:50px;font-size:13px;font-weight:600;margin-bottom:24px;letter-spacing:0.5px}
.hero-tag .dot{width:7px;height:7px;background:#3B82F6;border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(1.4)}}
.hero h1{font-size:clamp(32px,5.5vw,64px);font-weight:900;line-height:1.1;margin-bottom:20px;text-shadow:0 2px 20px rgba(0,0,0,0.3)}
.hero-desc{font-size:clamp(15px,2vw,19px);color:rgba(255,255,255,0.8);margin-bottom:36px;max-width:580px;line-height:1.7}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-controls{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:3;display:flex;align-items:center;gap:16px}
.hero-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,0.4);cursor:pointer;transition:var(--transition)}
.hero-dot.active{background:var(--white);width:24px;border-radius:4px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);color:var(--white);width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);backdrop-filter:blur(10px)}
.hero-arrow:hover{background:rgba(255,255,255,0.2)}
.hero-prev{left:24px}
.hero-next{right:24px}
.hero-scroll{position:absolute;bottom:32px;right:32px;z-index:3;display:flex;flex-direction:column;align-items:center;gap:6px;color:rgba(255,255,255,0.5);font-size:11px;letter-spacing:2px;text-transform:uppercase}
.scroll-line{width:1px;height:40px;background:linear-gradient(to bottom,transparent,rgba(255,255,255,0.4));animation:scrollAnim 2s infinite}
@keyframes scrollAnim{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ── STATS BAR ── */
.stats-bar{background:var(--primary);padding:40px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{text-align:center;padding:8px 16px;border-right:1px solid rgba(255,255,255,0.15)}
.stat-item:last-child{border-right:none}
.stat-number{font-size:clamp(28px,4vw,42px);font-weight:900;color:var(--white)}
.stat-label{font-size:13px;color:rgba(255,255,255,0.7);margin-top:4px;font-weight:500}

/* ── ABOUT ── */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.about-img-wrap{position:relative;border-radius:var(--radius-lg);overflow:hidden}
.about-img-wrap img{width:100%;height:420px;object-fit:cover;border-radius:var(--radius-lg)}
.about-badge{position:absolute;bottom:24px;left:24px;background:var(--primary);color:var(--white);padding:16px 24px;border-radius:var(--radius);font-weight:700}
.about-badge span{display:block;font-size:24px;font-weight:900}
.about-content .section-subtitle{margin-bottom:24px}
.about-features{display:flex;flex-direction:column;gap:14px;margin-top:28px}
.about-feature{display:flex;align-items:flex-start;gap:12px}
.about-feature-icon{width:36px;height:36px;border-radius:8px;background:rgba(37,99,235,0.15);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px}
.about-feature-text strong{display:block;font-weight:600;color:var(--text);font-size:15px}
.about-feature-text span{font-size:13px;color:var(--text-muted)}

/* ── PRODUCTS ── */
.products-tabs{display:flex;gap:8px;margin-bottom:48px;flex-wrap:wrap;justify-content:center}
.tab-btn{padding:10px 22px;border-radius:8px;font-weight:600;font-size:14px;cursor:pointer;border:1.5px solid var(--border);background:var(--glass);color:rgba(255,255,255,0.6);transition:var(--transition)}
.tab-btn.active,.tab-btn:hover{background:var(--primary-light);color:var(--white);border-color:var(--primary-light)}
.tab-panel{display:none}
.tab-panel.active{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;animation:fadeIn 0.4s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.product-info .section-tag{margin-bottom:12px}
.product-info h3{font-size:clamp(24px,3vw,36px);font-weight:800;margin-bottom:16px}
.product-info p{font-size:16px;color:rgba(255,255,255,0.75);line-height:1.8;margin-bottom:24px}
.product-features{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}
.product-feature{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,0.8)}
.product-feature::before{content:'✓';width:20px;height:20px;background:rgba(16,185,129,0.2);color:#10B981;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}
.product-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden}
.product-visual img{width:100%;height:360px;object-fit:cover;border-radius:var(--radius-lg)}
.product-visual::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(27,43,107,0.3),transparent);z-index:1;border-radius:var(--radius-lg)}
.product-badge{position:absolute;top:20px;right:20px;z-index:2;background:rgba(10,15,30,0.8);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.15);padding:10px 16px;border-radius:8px;font-size:13px;font-weight:600}

/* ServadmiGo sub-products grid */
.subproducts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}
.sub-card{background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:var(--transition);cursor:pointer}
.sub-card:hover{background:rgba(37,99,235,0.1);border-color:rgba(37,99,235,0.4);transform:translateY(-4px)}
.sub-card-icon{font-size:28px;margin-bottom:12px}
.sub-card h4{font-size:15px;font-weight:700;margin-bottom:6px}
.sub-card p{font-size:13px;color:rgba(255,255,255,0.6);line-height:1.6}

/* ── CLIENTS ── */
.clients-header{margin-bottom:48px}
.clients-marquee{overflow:hidden;position:relative}
.clients-marquee::before,.clients-marquee::after{content:'';position:absolute;top:0;bottom:0;width:80px;z-index:2}
.clients-marquee::before{left:0;background:linear-gradient(to right,var(--dark-2),transparent)}
.clients-marquee::after{right:0;background:linear-gradient(to left,var(--dark-2),transparent)}
.clients-track{display:flex;gap:24px;animation:marquee 30s linear infinite;width:max-content}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.client-card{background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);padding:20px 28px;min-width:220px;text-align:center;flex-shrink:0}
.client-card-name{font-weight:700;font-size:14px;margin-bottom:4px}
.client-card-loc{font-size:12px;color:rgba(255,255,255,0.5)}
.client-card-badge{display:inline-block;background:rgba(16,185,129,0.15);color:#10B981;border:1px solid rgba(16,185,129,0.3);padding:3px 10px;border-radius:50px;font-size:11px;font-weight:600;margin-top:8px}

/* ── WHY EDSALABS ── */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.why-card{background:var(--white);border-radius:var(--radius-lg);padding:32px;transition:var(--transition);border:1px solid #E5E7EB}
.why-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.why-icon{width:56px;height:56px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:20px}
.why-card h3{font-size:18px;font-weight:700;color:var(--text);margin-bottom:10px}
.why-card p{font-size:14px;color:var(--text-muted);line-height:1.7}

/* ── CONTACT ── */
.contact-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:64px;align-items:start}
.contact-info h2{font-size:clamp(24px,3vw,36px);font-weight:800;margin-bottom:16px}
.contact-info p{font-size:15px;color:rgba(255,255,255,0.7);line-height:1.8;margin-bottom:32px}
.contact-items{display:flex;flex-direction:column;gap:20px}
.contact-item{display:flex;align-items:flex-start;gap:14px}
.contact-item-icon{width:44px;height:44px;background:rgba(37,99,235,0.15);border:1px solid rgba(37,99,235,0.25);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.contact-item-text strong{display:block;font-size:13px;color:rgba(255,255,255,0.5);font-weight:500;margin-bottom:3px}
.contact-item-text span{font-size:15px;font-weight:600}
.contact-form{background:var(--glass);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;backdrop-filter:blur(10px)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.form-group label{font-size:13px;font-weight:600;color:rgba(255,255,255,0.7)}
.form-group input,.form-group select,.form-group textarea{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:8px;padding:12px 16px;color:var(--white);font-family:'Inter',sans-serif;font-size:14px;transition:var(--transition);outline:none}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent);background:rgba(59,130,246,0.08)}
.form-group select option{background:var(--dark-2);color:var(--white)}
.form-group textarea{resize:vertical;min-height:110px}
.form-submit{width:100%;padding:14px;font-size:16px;font-weight:700;letter-spacing:0.3px}

/* ── FOOTER ── */
footer{background:var(--dark);border-top:1px solid var(--border);padding:64px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand img{height:36px;margin-bottom:16px}
.footer-brand p{font-size:14px;color:rgba(255,255,255,0.5);line-height:1.8;max-width:260px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.social-btn{width:36px;height:36px;background:rgba(255,255,255,0.06);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;transition:var(--transition)}
.social-btn:hover{background:var(--primary-light);border-color:var(--primary-light)}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:rgba(255,255,255,0.4);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,0.6);transition:var(--transition)}
.footer-col ul li a:hover{color:var(--white)}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,0.35)}
.footer-bottom a{color:rgba(255,255,255,0.35);transition:var(--transition)}
.footer-bottom a:hover{color:var(--white)}

/* ── FLOATING BUTTONS ── */
.float-whatsapp{position:fixed;bottom:90px;right:24px;z-index:998;width:54px;height:54px;background:#25D366;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(37,211,102,0.45);transition:var(--transition)}
.float-whatsapp:hover{transform:scale(1.1);box-shadow:0 8px 30px rgba(37,211,102,0.6)}
.float-whatsapp svg{width:28px;height:28px;fill:var(--white)}

/* ── RESPONSIVE ── */
@media(max-width:1024px){
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .tab-panel.active{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2){border-right:none}
  .stat-item:nth-child(3){border-right:1px solid rgba(255,255,255,0.15)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  
  /* Force menu toggle at tablet size to avoid overcrowding */
  .nav-menu { display: none; }
  #menuToggle { display: flex; }
}
@media(max-width:768px){
  .section{padding:64px 0}
  .nav-menu{display:none;position:fixed;inset:0;top:70px;background:rgba(10,15,30,0.97);backdrop-filter:blur(20px);flex-direction:column;align-items:center;justify-content:center;gap:24px;z-index:999}
  .nav-menu.open{display:flex}
  .nav-menu a{font-size:20px;font-weight:600}
  #menuToggle{display:flex}
  .hero h1{font-size:clamp(28px,7vw,44px)}
  .subproducts-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .why-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
}