*, *::before, *::after{
  box-sizing:border-box;
}
/* ============ FONTS & VARIABLES (FIXED!) ============ */
:root{
  --green:#22c55e;
  --green-dark:#16a34a;
  --green-light:#4ade80;
  
  --dark:#020617;
  --dark2:#0f172a;
  --dark3:#1e293b;
  
  --gold:#fbbf24;
  --white:#ffffff;
  --gray:#94a3b8;
  
  --surface:rgba(255,255,255,0.03);
  --gradient:linear-gradient(135deg,#22c55e 0%,#0ea5e9 100%);
  --shadow:0 10px 40px rgba(34,197,94,.15);
  --glass-bg:rgba(15,23,42,.75);
  --glass-border:rgba(34,197,94,.2);
}

html{scroll-behavior:smooth;overflow-x:hidden}
body{
    font-family:'Plus Jakarta Sans','Hind Siliguri','Noto Sans Bengali',system-ui,sans-serif;
  background:var(--dark);
  color:var(--white);
  line-height:1.6;
  overflow-x:clip;
  max-width:100vw;
}

h1,h2,h3,h4,h5,h6,.section-title,.logo{font-family:'Outfit','Hind Siliguri','Noto Sans Bengali',system-ui,sans-serif}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
section{padding:90px 0}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;border-radius:50px;font-weight:700;
  font-size:15px;cursor:pointer;border:none;transition:.35s;
  font-family:'Outfit',sans-serif;
}
.btn-primary{
  background:var(--gradient);color:#062615;
  box-shadow:0 8px 25px rgba(16,185,129,.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 15px 35px rgba(16,185,129,.5)}
.btn-outline{
  background:transparent;color:var(--white);
  border:2px solid rgba(255,255,255,.3);
}
.btn-outline:hover{border-color:var(--green);color:var(--green);transform:translateY(-3px)}

.section-tag{
  display:inline-block;background:rgba(16,185,129,.12);
  color:var(--green);padding:8px 20px;border-radius:50px;
  font-size:13px;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;border:1px solid rgba(16,185,129,.25);
  margin-bottom:16px;
}
.section-title{
  font-size:clamp(28px,4vw,44px);font-weight:800;
  margin-bottom:14px;line-height:1.2;
}
.section-title span{
  background:var(--gradient);-webkit-background-clip:text;
  background-clip:text;color:transparent;
}
.section-sub{color:var(--gray);max-width:640px;margin:0 auto 50px;font-size:17px}
.text-center{text-align:center}

/* ============ PRELOADER ============ */
#preloader{
  position:fixed;inset:0;background:var(--dark);z-index:10000;
  display:flex;align-items:center;justify-content:center;
  transition:opacity .6s ease,visibility .6s ease;
}
#preloader.loaded{opacity:0;visibility:hidden;pointer-events:none}
.preloader-content{text-align:center}
.preloader-logo-img{
  height:64px;width:auto;max-width:220px;object-fit:contain;
  border-radius:16px;display:block;
  margin:0 auto 16px;animation:pulse-logo 2s infinite;
}
.preloader-text{
  font-family:'Outfit',sans-serif;font-size:18px;font-weight:700;
  color:var(--white);margin-bottom:20px;letter-spacing:1px;
}
.preloader-bar{
  width:180px;height:3px;background:rgba(255,255,255,.1);
  border-radius:3px;margin:0 auto;overflow:hidden;
}
.preloader-progress{
  width:0%;height:100%;background:var(--gradient);
  border-radius:3px;animation:loadProgress 1.2s ease forwards;
}
@keyframes loadProgress{to{width:100%}}
@keyframes pulse-logo{
  0%,100%{box-shadow:0 0 0 0 rgba(16,185,129,.4)}
  50%{box-shadow:0 0 0 16px rgba(16,185,129,0)}
}

/* ============ REVEAL ANIMATION ============ */
.reveal{opacity:0;transform:translateY(40px);transition:all .8s cubic-bezier(.16,1,.3,1)}
.reveal.active{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:.15s}
.reveal-delay-2{transition-delay:.3s}
.reveal-delay-3{transition-delay:.45s}

/* ============ TOPBAR ============ */
.topbar{
    position:relative;
  z-index:1001;
  background:var(--dark2);
  padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,0.05);
}
.topbar-container{
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:10px}
.icon-large{
  width:32px;height:32px;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;color:#fff;transition:transform 0.3s ease;
}
.icon-large:hover,.icon-small:hover{transform:scale(1.15)}

.topbar-left a[aria-label="Location"]{background:#000;color:#EA4335}
.topbar-left a[aria-label="Email"]{background:#fff;color:#EA4335}
.topbar-left a[aria-label="Phone"]{background:var(--green);color:#fff}

.icon-small{
  width:26px;height:26px;font-size:12px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;color:#fff;transition:transform 0.3s ease;
}
.topbar-right a[aria-label="LinkedIn"]{background:#0077B5}
.topbar-right a[aria-label="Instagram"]{background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888)}
.topbar-right a[aria-label="WhatsApp"]{background:#25D366}
.topbar-right a[aria-label="YouTube"]{background:#FF0000}
.topbar-right a[aria-label="TikTok"]{background:#000}
.topbar-right a[aria-label="Facebook"]{background:#1877F2}

/* ============ NAVBAR ============ */
.navbar{
  position:sticky;top:0;z-index:1000;
  background:transparent;
  backdrop-filter:none;
  -webkit-backdrop-filter:none;
  border-bottom:1px solid transparent;
  transition:.4s;
}
.navbar.scrolled{
  background:rgba(3,7,18,.92);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(16,185,129,.15);
  box-shadow:0 10px 30px rgba(0,0,0,.4);
}

.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:8px 20px}
.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800}
.logo img{height:40px;width:auto;object-fit:contain}
.text-gradient{
  background:var(--gradient);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

.nav-links{display:flex;gap:8px;list-style:none;align-items:center;margin:0;padding:0}
.nav-links a{
  padding:10px 14px;border-radius:10px;font-weight:500;
  font-size:15px;color:#d5e8dd;transition:.3s;position:relative;
}
.nav-links a:hover,.nav-links a.active{color:var(--green);background:rgba(16,185,129,.1)}
.nav-cta{background:var(--gradient);color:#062615 !important;font-weight:700}
.nav-cta:hover{transform:scale(1.05)}
.nav-cta::after{display:none !important}
.lang-toggle{
  display:flex;align-items:center;gap:4px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:50px;padding:4px;margin-left:10px;
}
.lang-btn{
  border:none;background:transparent;color:var(--gray);
  font-weight:700;font-size:13px;padding:6px 12px;border-radius:50px;
  cursor:pointer;transition:.3s;
  font-family:'Outfit','Hind Siliguri',sans-serif;
}
.lang-btn.active{background:var(--gradient);color:#062615}

.nav-links a::after{
  content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);
  width:0;height:2px;background:var(--green);transition:width .3s;
}
.nav-links a:hover::after,.nav-links a.active::after{width:60%}
.mobile-logo{display:none}
.hamburger{
  
  display:none;flex-direction:column;gap:5px;cursor:pointer;
  background:none;border:none;padding:8px;outline:none;z-index:1001;
}
.hamburger span{width:26px;height:3px;background:#ffffff;border-radius:3px;transition:.3s}
.hamburger.open{
  position:fixed;top:16px;right:16px;z-index:1002;
  background:rgba(255,255,255,.08);border-radius:12px;
}
.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(6px,6px)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* Menu Overlay */
.menu-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:999;
  opacity:0;pointer-events:none;transition:opacity .4s;
}
.menu-overlay.active{opacity:1;pointer-events:auto}

@media(max-width:900px){

    .lang-btn{padding:5px 10px;font-size:12px}
      .logo{white-space:nowrap;gap:8px}
  .logo span{font-size:16px}
    .lang-toggle{padding:3px;margin-left:6px;height:40px;box-sizing:border-box}
  .lang-btn{padding:0 12px;font-size:11px;height:100%;display:flex;align-items:center}
  .hamburger{padding:0;margin-left:6px;height:40px;width:40px;justify-content:center;align-items:center}
  .hamburger span{width:22px;height:2px}
  .navbar .container{padding:8px 16px}
  .nav-links{
    position:fixed;top:0;right:-100%;width:min(300px,85vw);
    height:auto;max-height:100vh;overflow-y:auto;background:var(--dark2);flex-direction:column;
    border-radius:0 0 0 20px;
        padding:20px 20px 28px;gap:6px;align-items:stretch;
    transition:right .4s cubic-bezier(.16,1,.3,1);
    box-shadow:-10px 0 40px rgba(0,0,0,.5);
    z-index:1001;
  }
  .nav-links.open{right:0}
   .nav-links li{width:100%}
    .nav-links a{display:block;width:100%;padding:14px 18px;font-size:16px;text-align:left;border-radius:12px}
  .nav-links a::after{display:none}
    .nav-links a:hover,.nav-links a.active{background:transparent}
    .nav-links .nav-cta{margin-top:18px;text-align:center}
      .mobile-logo{display:block;margin-bottom:26px}
  .mobile-logo a,.mobile-logo a.active,.mobile-logo a:hover{display:flex;align-items:center;gap:10px;padding:0;background:transparent;color:var(--white)}
  .mobile-logo img{height:40px;width:auto}
  .mobile-logo span{font-size:20px;font-weight:800}
  .topbar-left,.topbar-right{gap:5px}
  .icon-large{width:28px;height:28px;font-size:13px}
  .icon-small{width:22px;height:22px;font-size:10px}
}

/* ============ HERO ============ */
.hero{
  min-height:92vh;display:flex;align-items:center;
  position:relative;padding:80px 0;overflow:hidden;
  margin-top:-56px;
  padding-top:136px;
  background:
    radial-gradient(ellipse at 20% 20%,rgba(16,185,129,.12),transparent 50%),
    radial-gradient(ellipse at 80% 80%,rgba(52,211,153,.08),transparent 50%),
    var(--dark);
}
.hero-grid-lines{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(16,185,129,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(16,185,129,.04) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%);
}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(0,212,255,.1);border:1px solid rgba(34,197,94,.3);
  padding:8px 18px;border-radius:50px;font-size:14px;color:#00d4ff;
  margin-bottom:24px;animation:fadeInDown 1s;
}
.hero-badge .dot{width:8px;height:8px;background:#22c55e;border-radius:50%;animation:blink 1.5s infinite}
@keyframes blink{50%{opacity:.3}}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:none}}
.hero h1{font-size:clamp(36px,5.5vw,62px);font-weight:900;line-height:1.12;margin-bottom:22px}
.hero h1 span{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--gray);font-size:18px;max-width:540px;margin-bottom:34px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:50px}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap}
.hero-stat h3{
  font-size:32px;font-weight:800;
  background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-stat p{font-size:13px;color:var(--gray);margin:0}

.hero-visual{position:relative;display:grid;place-items:center}
.solar-orbit{width:100%;max-width:460px;aspect-ratio:1;position:relative;display:grid;place-items:center}
.orbit-ring{position:absolute;border:1px dashed rgba(16,185,129,.25);border-radius:50%}
.orbit-ring.r1{inset:0;animation:spin 40s linear infinite}
.orbit-ring.r2{inset:12%;animation:spin 30s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.orbit-icon{
  position:absolute;width:52px;height:52px;background:var(--dark3);
  border:1px solid rgba(16,185,129,.3);border-radius:14px;
  display:grid;place-items:center;font-size:24px;box-shadow:var(--shadow);
}
.r1 .orbit-icon{top:-26px;left:calc(50% - 26px)}
.r2 .orbit-icon{bottom:-26px;left:calc(50% - 26px)}
.orbit-ring.r3{inset:5%;animation:spin 36s linear infinite}
.r3 .orbit-icon{top:calc(50% - 26px);left:-26px}
.orbit-ring.r4{inset:22%;animation:spin 26s linear infinite reverse}
.r4 .orbit-icon{top:calc(50% - 26px);right:-26px}
.sun-core{
  width:55%;aspect-ratio:1;
  background:radial-gradient(circle at 35% 35%,#fde68a,var(--gold) 45%,#d97706);
  border-radius:50%;display:grid;place-items:center;font-size:70px;
  box-shadow:0 0 80px rgba(245,158,11,.45),0 0 160px rgba(245,158,11,.2);
  animation:sunGlow 4s ease-in-out infinite;
}
@keyframes sunGlow{
  0%,100%{box-shadow:0 0 80px rgba(245,158,11,.45),0 0 160px rgba(245,158,11,.2)}
  50%{box-shadow:0 0 110px rgba(245,158,11,.6),0 0 200px rgba(245,158,11,.3)}
}
.floating-card{
  position:absolute;background:var(--glass-bg);
  backdrop-filter:blur(10px);
  border:1px solid var(--glass-border);border-radius:16px;
  padding:14px 20px;display:flex;align-items:center;gap:12px;
  box-shadow:0 15px 40px rgba(0,0,0,.4);
  animation:float 5s ease-in-out infinite;z-index:3;
}
.floating-card .fc-icon{
  width:40px;height:40px;background:rgba(16,185,129,.15);
  border-radius:10px;display:grid;place-items:center;font-size:20px;
}
.floating-card h4{font-size:15px}.floating-card p{font-size:12px;color:var(--gray);margin:0}
.fc1{top:8%;left:-4%}.fc2{bottom:10%;right:-4%}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* ============ MARQUEE ============ */
.marquee{background:var(--dark2);border-top:1px solid rgba(16,185,129,.1);border-bottom:1px solid rgba(16,185,129,.1);padding:16px 0;overflow:hidden;white-space:nowrap}
.marquee-track{display:inline-flex;gap:50px;animation:marquee 25s linear infinite;padding-right:50px}
@keyframes marquee{to{transform:translateX(-50%)}}
.marquee-item{display:inline-flex;align-items:center;gap:10px;color:var(--gray);font-weight:600;font-size:15px}
.marquee-item i{color:var(--green);font-style:normal}

/* ============ FEATURES ============ */
.features{background:var(--dark)}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px}
.feature-card{
  background:var(--dark2);border:1px solid rgba(16,185,129,.12);
  border-radius:20px;padding:34px 28px;transition:.4s;
  position:relative;overflow:hidden;
}
.feature-card::before{
  content:'';position:absolute;top:0;left:0;width:100%;height:4px;
  background:var(--gradient);transform:scaleX(0);transform-origin:left;transition:.4s;
}
.feature-card:hover{transform:translateY(-8px);border-color:rgba(16,185,129,.4);box-shadow:var(--shadow)}
.feature-card:hover::before{transform:scaleX(1)}
.feature-icon{
  width:64px;height:64px;background:rgba(16,185,129,.12);
  border-radius:16px;display:grid;place-items:center;font-size:30px;margin-bottom:20px;transition:.4s;
}
.feature-card:hover .feature-icon{background:var(--gradient);transform:scale(1.1) rotate(-6deg)}
.feature-card h3{font-size:19px;margin-bottom:10px}
.feature-card p{color:var(--gray);font-size:14.5px}

/* ============ ABOUT ============ */
.about{background:var(--dark2)}
.about .container{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.about-visual{position:relative}
.about-img{
  width:100%;aspect-ratio:4/3.4;
  background:linear-gradient(135deg,var(--dark3),#0d3320);
  border-radius:24px;border:1px solid rgba(16,185,129,.2);
  display:grid;place-items:center;font-size:100px;position:relative;overflow:hidden;
}
.about-img::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(45deg,transparent 40%,rgba(16,185,129,.08) 50%,transparent 60%);
  animation:shine 4s infinite;
}
@keyframes shine{0%{transform:translateX(-100%)}60%,100%{transform:translateX(100%)}}
.exp-badge{
  position:absolute;bottom:-24px;right:-14px;
  background:var(--gradient);color:#062615;
  padding:22px 30px;border-radius:18px;text-align:center;
  box-shadow:0 15px 40px rgba(16,185,129,.4);
}
.exp-badge h3{font-size:34px;font-weight:900}
.exp-badge p{font-size:13px;font-weight:700;margin:0}
.about-content .section-sub{margin:0 0 24px}
.about-list{list-style:none;margin:28px 0 36px;display:grid;gap:14px}
.about-list li{display:flex;align-items:center;gap:14px;font-size:16px;color:#d5e8dd}
.about-list li .check{
  width:28px;height:28px;min-width:28px;background:rgba(16,185,129,.15);
  color:var(--green);border-radius:50%;display:grid;place-items:center;
  font-weight:800;font-size:14px;
}

/* ============ PRODUCTS ============ */
.products{background:var(--dark)}
.filter-tabs{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:46px}
.filter-tab{
  padding:11px 26px;border-radius:50px;background:var(--dark2);
  border:1px solid rgba(16,185,129,.15);color:var(--gray);
  font-weight:600;font-size:14.5px;cursor:pointer;transition:.3s;
}
.filter-tab:hover{color:var(--green);border-color:rgba(16,185,129,.4)}
.filter-tab.active{background:var(--gradient);color:#062615;border-color:transparent;box-shadow:0 8px 20px rgba(16,185,129,.3)}
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.product-card{
  background:var(--dark2);border:1px solid rgba(16,185,129,.12);
  border-radius:20px;padding:30px 26px;transition:.4s;
  position:relative;overflow:hidden;animation:cardIn .5s backwards;
}
@keyframes cardIn{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}
.product-card::after{
  content:'';position:absolute;top:-60%;right:-60%;width:120%;height:120%;
  background:radial-gradient(circle,rgba(16,185,129,.12),transparent 65%);opacity:0;transition:.5s;
}
.product-card:hover::after{opacity:1}
.product-card:hover{transform:translateY(-8px);border-color:rgba(16,185,129,.45);box-shadow:var(--shadow)}
.product-tag{
  position:absolute;top:16px;right:16px;
  background:rgba(16,185,129,.14);color:var(--green);
  font-size:11px;font-weight:700;padding:4px 12px;
  border-radius:20px;text-transform:uppercase;letter-spacing:.5px;
}
.product-icon{
  width:62px;height:62px;background:rgba(16,185,129,.1);
  border-radius:16px;display:grid;place-items:center;font-size:30px;margin-bottom:20px;
}
.product-card h3{font-size:18px;margin-bottom:8px;padding-right:70px}
.product-card p{color:var(--gray);font-size:14px;margin-bottom:18px}
.product-link{color:var(--green);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px;transition:.3s}
.product-card:hover .product-link{gap:12px}

/* ============ SOLUTIONS ============ */
.solutions{background:var(--dark2)}
.solutions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:26px}
.solution-card{
  position:relative;border-radius:22px;overflow:hidden;height:300px;
  display:flex;align-items:flex-end;padding:30px;cursor:pointer;
  border:1px solid rgba(16,185,129,.12);transition:.4s;
  background:linear-gradient(160deg,var(--dark3),#0a2416);
}
.solution-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:rgba(16,185,129,.4)}
.solution-emoji{position:absolute;top:26px;right:26px;font-size:56px;opacity:.85;transition:.5s;filter:drop-shadow(0 8px 16px rgba(0,0,0,.4))}
.solution-card:hover .solution-emoji{transform:scale(1.2) rotate(8deg)}
.solution-card h3{font-size:21px;margin-bottom:8px}
.solution-card p{color:var(--gray);font-size:14.5px;max-width:85%}
.solution-arrow{
  position:absolute;bottom:26px;right:26px;
  width:42px;height:42px;background:rgba(16,185,129,.15);
  border-radius:50%;display:grid;place-items:center;color:var(--green);transition:.35s;
}
.solution-card:hover .solution-arrow{background:var(--gradient);color:#062615;transform:rotate(-45deg)}

/* ============ CALCULATOR ============ */
.calculator{background:var(--dark);position:relative;overflow:hidden}
.calc-wrapper{
  display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;
  background:rgba(15,43,28,.6);backdrop-filter:blur(12px);
  border:1px solid rgba(16,185,129,.2);border-radius:28px;padding:50px;
}
.calc-inputs label{display:block;font-weight:600;margin:20px 0 8px;font-size:15px}
.calc-inputs input[type=range]{width:100%;accent-color:var(--green);height:6px;cursor:pointer}
.calc-inputs select{
  width:100%;padding:13px 16px;border-radius:12px;
  background:var(--dark);border:1px solid rgba(16,185,129,.25);
  color:var(--white);font-size:15px;outline:none;
}
.calc-val{color:var(--green);font-weight:800;float:right}
.calc-results{display:grid;gap:16px}
.calc-result{
  background:var(--dark);border:1px solid rgba(16,185,129,.18);
  border-radius:18px;padding:22px 26px;
  display:flex;justify-content:space-between;align-items:center;transition:.3s;
}
.calc-result:hover{border-color:rgba(16,185,129,.5);transform:translateX(6px)}
.calc-result .cr-label{color:var(--gray);font-size:14px}
.calc-result .cr-value{
  font-size:26px;font-weight:800;
  background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ============ STATS ============ */
.stats{background:var(--dark);padding:70px 0}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;text-align:center}
.stat-box h2{
  font-size:clamp(38px,5vw,54px);font-weight:900;
  background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-box p{color:var(--gray);font-weight:600}

/* ============ WHY US ============ */
.why{background:var(--dark2)}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.why-card{
  display:flex;gap:20px;background:var(--dark);
  border:1px solid rgba(16,185,129,.12);border-radius:18px;
  padding:28px;transition:.35s;
}
.why-card:hover{border-color:rgba(16,185,129,.4);transform:translateY(-6px);box-shadow:var(--shadow)}
.why-icon{
  width:56px;height:56px;min-width:56px;background:var(--gradient);
  border-radius:14px;display:grid;place-items:center;font-size:26px;
}
.why-card h3{font-size:17px;margin-bottom:6px}
.why-card p{color:var(--gray);font-size:14px}

/* ============ CERTIFICATIONS ============ */
.certs{background:var(--dark)}
.cert-row{display:flex;justify-content:center;gap:18px;flex-wrap:wrap}
.cert-badge{
  display:flex;align-items:center;gap:12px;background:var(--dark2);
  border:1px solid rgba(16,185,129,.18);padding:16px 28px;
  border-radius:16px;font-weight:700;font-size:16px;transition:.3s;
}
.cert-badge:hover{border-color:var(--green);transform:translateY(-4px);box-shadow:var(--shadow)}
.cert-badge i{font-style:normal;font-size:24px}

/* ============ PROJECTS ============ */
.projects{background:var(--dark2)}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.project-card{
  position:relative;border-radius:20px;overflow:hidden;height:240px;
  cursor:pointer;border:1px solid rgba(16,185,129,.12);animation:cardIn .5s backwards;
}
.project-bg{
  position:absolute;inset:0;display:grid;place-items:center;font-size:70px;
  background:linear-gradient(140deg,var(--dark3),#0b2e1b);transition:.5s;
}
.project-card:hover .project-bg{transform:scale(1.12)}
.project-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(6,38,21,.95) 0%,transparent 60%);
  display:flex;flex-direction:column;justify-content:flex-end;padding:24px;
}
.project-overlay .p-cat{font-size:12px;color:var(--green);font-weight:700;text-transform:uppercase;letter-spacing:1px}
.project-overlay h3{font-size:18px}

/* ============ TESTIMONIALS ============ */
.testimonials{background:var(--dark)}
.testi-wrapper{max-width:800px;margin:0 auto;position:relative;overflow:hidden}
.testi-track{display:flex;transition:transform .6s cubic-bezier(.16,1,.3,1)}
.testi-slide{min-width:100%;padding:10px}
.testi-card{
  background:var(--dark2);border:1px solid rgba(16,185,129,.15);
  border-radius:24px;padding:44px;text-align:center;
}
.testi-stars{color:var(--gold);font-size:20px;margin-bottom:18px;letter-spacing:4px}
.testi-text{font-size:18px;font-style:italic;color:#d5e8dd;margin-bottom:26px}
.testi-avatar{
  width:64px;height:64px;border-radius:50%;background:var(--gradient);
  display:grid;place-items:center;font-size:26px;font-weight:800;
  color:#062615;margin:0 auto 12px;
}
.testi-name{font-weight:700}.testi-role{color:var(--gray);font-size:13px}
.testi-nav{display:flex;justify-content:center;gap:12px;margin-top:28px}
.testi-dot{
  width:12px;height:12px;border-radius:50%;
  background:rgba(16,185,129,.25);cursor:pointer;transition:.3s;border:none;
}
.testi-dot.active{background:var(--green);width:32px;border-radius:8px}

/* ============ FAQ ============ */
.faq{background:var(--dark2)}
.faq-list{max-width:800px;margin:0 auto;display:grid;gap:14px}
.faq-item{background:var(--dark);border:1px solid rgba(16,185,129,.14);border-radius:16px;overflow:hidden;transition:.3s}
.faq-item.open{border-color:rgba(16,185,129,.5)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;
  padding:22px 26px;background:none;border:none;color:var(--white);
  font-size:16.5px;font-weight:600;cursor:pointer;text-align:left;gap:16px;
}
.faq-q .faq-icon{
  width:32px;height:32px;min-width:32px;background:rgba(16,185,129,.14);
  color:var(--green);border-radius:50%;display:grid;place-items:center;
  font-size:18px;transition:.35s;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--gradient);color:#062615}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a p{padding:0 26px 24px;color:var(--gray);font-size:15px}

/* ============ CONTACT ============ */
.contact{background:var(--dark)}
.contact .container{display:grid;grid-template-columns:1fr 1.15fr;gap:50px}
.contact-info-card{
  display:flex;gap:18px;align-items:flex-start;background:var(--dark2);
  border:1px solid rgba(16,185,129,.14);border-radius:18px;
  padding:24px;margin-bottom:18px;transition:.3s;
}
.contact-info-card:hover{border-color:rgba(16,185,129,.45);transform:translateX(8px)}
.ci-icon{
  width:52px;height:52px;min-width:52px;background:var(--gradient);
  border-radius:14px;display:grid;place-items:center;font-size:22px;
}
.contact-info-card h4{font-size:15px;color:var(--gray);font-weight:600;margin-bottom:2px}
.contact-info-card p,.contact-info-card a{font-size:16px;font-weight:700}
.contact-info-card a:hover{color:var(--green)}
.contact-form{background:var(--dark2);border:1px solid rgba(16,185,129,.18);border-radius:24px;padding:40px}
.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:600;margin-bottom:7px;color:#d5e8dd}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:14px 16px;border-radius:12px;
  background:var(--dark);border:1px solid rgba(16,185,129,.2);
  color:var(--white);font-size:15px;outline:none;transition:.3s;font-family:inherit;
  box-sizing:border-box;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  border-color:var(--green);box-shadow:0 0 0 3px rgba(16,185,129,.12);
}
.form-group .error{border-color:#ef4444 !important}
.form-msg{
  display:none;background:rgba(16,185,129,.14);border:1px solid var(--green);
  color:var(--green);padding:14px 18px;border-radius:12px;
  margin-top:16px;font-weight:600;
}

/* ============ FOOTER ============ */
footer{background:var(--dark2);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:50px}
.footer-grid h4{font-size:17px;margin-bottom:20px;position:relative;padding-bottom:12px}
.footer-grid h4::after{
  content:'';position:absolute;bottom:0;left:0;
  width:40px;height:3px;background:var(--gradient);border-radius:3px;
}
.footer-grid ul{list-style:none;display:grid;gap:11px;margin:0;padding:0}
.footer-grid ul a{color:var(--gray);font-size:14.5px;transition:.3s}
.footer-grid ul a:hover{color:var(--green);padding-left:6px}
.footer-about p{color:var(--gray);font-size:14.5px;margin:16px 0 20px}
.social-links{display:flex;gap:10px}
.social-links a{
  width:42px;height:42px;background:rgba(16,185,129,.12);
  border:1px solid rgba(16,185,129,.2);border-radius:12px;
  display:grid;place-items:center;transition:.3s;font-weight:700;
}
.social-links a:hover{background:var(--gradient);color:#062615;transform:translateY(-4px)}
.newsletter{
  display:flex;gap:0;margin-top:16px;border-radius:12px;
  overflow:hidden;border:1px solid rgba(16,185,129,.25);
}
.newsletter input{
  flex:1;padding:13px 16px;background:var(--dark);border:none;
  color:var(--white);outline:none;font-size:14px;
}
.newsletter button{
  background:var(--gradient);border:none;color:#062615;
  font-weight:800;padding:0 22px;cursor:pointer;font-size:15px;
}
.footer-bottom{border-top:1px solid rgba(16,185,129,.12);padding:22px 0;text-align:center;color:var(--gray);font-size:14px}

/* ============ FLOATING BUTTONS ============ */
.float-btn{
  position:fixed;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:26px;z-index:999;
  cursor:pointer;border:none;transition:.3s;
  box-shadow:0 10px 30px rgba(0,0,0,.4);
}
.float-whatsapp{bottom:26px;right:26px;background:#25d366;animation:float 3s ease-in-out infinite}
.float-whatsapp:hover{transform:scale(1.12)}
.float-top{bottom:96px;right:26px;background:var(--dark3);border:1px solid rgba(16,185,129,.4);color:var(--green);opacity:0;pointer-events:none}
.float-top.show{opacity:1;pointer-events:auto}
.float-top:hover{background:var(--gradient);color:#062615}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  section{padding:70px 0}
  .hero .container{grid-template-columns:1fr;text-align:center}
  .hero p{margin:0 auto 34px}
  .hero-btns,.hero-stats{justify-content:center}
  .hero-visual{margin-top:40px}
  .about .container{grid-template-columns:1fr}
  .calc-wrapper{grid-template-columns:1fr;padding:34px 26px}
  .contact .container{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media(max-width:640px){
  section{padding:60px 0}
  .container{padding:0 16px}
  .section-title{font-size:28px}
  .hero-btns{flex-direction:column;width:100%}
  .hero-btns .btn{width:100%;justify-content:center}
  .hero h1{font-size:32px}
    .hero-badge{font-size:12px;padding:6px 14px;font-weight:600}
      .logo span{font-size:14px}
  .hero p{font-size:15px}
  .hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%}
  .hero-stat{text-align:center}
  .hero-stat h3{font-size:22px}
  .hero-stat p{font-size:11px;line-height:1.3}
  .footer-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
    .solar-orbit{max-width:280px;margin:0 auto}
  .orbit-icon{width:38px;height:38px;font-size:17px;border-radius:10px}
  .r1 .orbit-icon{top:-19px;left:calc(50% - 19px)}
  .r2 .orbit-icon{bottom:-19px;left:calc(50% - 19px)}
  .r3 .orbit-icon{top:calc(50% - 19px);left:-19px}
  .r4 .orbit-icon{top:calc(50% - 19px);right:-19px}
  .floating-card{
    position:relative !important;
    top:auto !important;left:auto !important;
    right:auto !important;bottom:auto !important;
    margin:10px auto !important;animation:none !important;
    max-width:90% !important;
  }
}
/* ============ PRELOADER FORCE HIDE ============ */
#preloader{
  animation:preloaderForce .6s ease 4s forwards;
}
@keyframes preloaderForce{
  to{opacity:0;visibility:hidden;pointer-events:none}
}
/* ============ MOBILE MENU FIX ============ */
@media(max-width:900px){
    .hamburger{display:flex}
  .navbar.scrolled{
    backdrop-filter:none !important;
    -webkit-backdrop-filter:none !important;
    background:rgba(2,6,23,.97) !important;
  }
}