/* IGNISFORMA Core Design System v2.0 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Rajdhani:wght@500;600;700&display=swap');

:root {
    --accent: #00A3E0;
    --accent-dark: #0082b3;
    --accent-glow: rgba(0, 163, 224, 0.3);
    --navy: #0A0F1A;
    --navy-mid: #111827;
    --body-text: #6B7280;
    --body-light: #9CA3AF;
    --white: #FFFFFF;
    --bg-light: #F8FAFC;
    --border: #E5E7EB;
    --font: 'Inter', sans-serif;
    --font-display: 'Rajdhani', sans-serif;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;overflow-x:hidden;}
body{font-family:var(--font);background:var(--white);color:var(--navy);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
.container{max-width:1240px;margin:0 auto;padding:0 40px;}
img{display:block;max-width:100%;}
a{text-decoration:none;}

/* ====== HEADER ====== */
.header-sticky{position:sticky;top:0;background:rgba(255,255,255,0.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);z-index:1000;padding:16px 0;transition:all 0.3s ease;}
.header-sticky.scrolled{padding:10px 0;box-shadow:0 4px 30px rgba(0,0,0,0.08);}
.header-content{display:flex;justify-content:space-between;align-items:center;}
.logo-img{height:52px;}
.nav-links{list-style:none;display:flex;gap:32px;align-items:center;}
.nav-links a{color:var(--navy);font-weight:500;font-size:14px;letter-spacing:0.02em;transition:color 0.2s;}
.nav-links a:hover{color:var(--accent);}
.btn-contact{border:1.5px solid var(--accent);color:var(--accent)!important;padding:9px 22px;border-radius:6px;font-weight:600;font-size:13px;letter-spacing:0.05em;text-transform:uppercase;transition:all 0.2s;}
.btn-contact:hover{background:var(--accent);color:white!important;}
.mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
.mobile-toggle span{display:block;width:24px;height:2px;background:var(--navy);border-radius:2px;transition:all 0.3s var(--ease);}
.mobile-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.mobile-toggle.open span:nth-child(2){opacity:0;}
.mobile-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ====== HERO ====== */
.hero{background:var(--navy);min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:140px 0 80px;}
.hero-bg-overlay{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 70% 50%, rgba(0,163,224,0.12) 0%, transparent 70%),radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,163,224,0.06) 0%, transparent 60%);pointer-events:none;}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;position:relative;z-index:2;}
.hero-eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-size:12px;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--accent);}
.eyebrow-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);}
h1{font-family:var(--font-display);font-size:80px;font-weight:700;line-height:0.95;color:white;margin-bottom:24px;letter-spacing:-0.01em;}
h1 .accent{color:var(--accent);}
h1 .hero-sub{display:block;font-size:48px;font-weight:500;color:rgba(255,255,255,0.5);letter-spacing:0.05em;}
.hero-desc{font-size:17px;color:var(--body-light);line-height:1.7;margin-bottom:32px;max-width:480px;}
.hero-stats{display:flex;align-items:center;gap:0;margin-bottom:36px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:12px;padding:20px 28px;width:fit-content;}
.stat-item{text-align:center;padding:0 24px;}
.stat-num{display:block;font-family:var(--font-display);font-size:26px;font-weight:700;color:white;}
.stat-label{font-size:11px;color:var(--body-light);text-transform:uppercase;letter-spacing:0.08em;}
.stat-divider{width:1px;height:40px;background:rgba(255,255,255,0.1);}
.hero-btns{display:flex;gap:16px;margin-bottom:32px;}
.btn-primary{background:var(--accent);color:white;padding:14px 32px;border-radius:8px;font-weight:600;font-size:14px;letter-spacing:0.04em;transition:all 0.25s;box-shadow:0 4px 20px var(--accent-glow);}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 30px var(--accent-glow);}
.btn-outline{border:1.5px solid rgba(255,255,255,0.2);color:rgba(255,255,255,0.8);padding:14px 32px;border-radius:8px;font-weight:500;font-size:14px;transition:all 0.25s;}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);}
.hero-certs{display:flex;gap:10px;flex-wrap:wrap;}
.cert-badge{font-size:11px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--accent);border:1px solid rgba(0,163,224,0.3);padding:5px 12px;border-radius:4px;background:rgba(0,163,224,0.06);}

/* Hero Visual */
.hero-visual{position:relative;}
.hero-glow{position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle, rgba(0,163,224,0.2) 0%, transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;}
.hero-img-wrapper{position:relative;z-index:2;}
.hero-product-img{width:100%;height:auto;border-radius:20px;filter:drop-shadow(0 30px 60px rgba(0,163,224,0.2));animation:float 6s ease-in-out infinite;}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}
.hero-floating-card{position:absolute;background:rgba(255,255,255,0.07);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,0.1);border-radius:12px;padding:14px 18px;display:flex;align-items:center;gap:12px;z-index:3;animation:float 6s ease-in-out infinite;}
.card-left{bottom:15%;left:-14%;animation-delay:-2s;}
.card-right{top:15%;right:-14%;animation-delay:-4s;}
.fc-icon{font-size:22px;}
.fc-title{font-size:13px;font-weight:600;color:white;}
.fc-sub{font-size:11px;color:var(--body-light);}
.fc-status{width:8px;height:8px;border-radius:50%;background:#22C55E;box-shadow:0 0 8px #22C55E;animation:pulse 2s infinite;}
.fc-status.active{background:#22C55E;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:0.5;}}
.hero-scroll-hint{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;z-index:2;}
.scroll-line{width:1px;height:40px;background:linear-gradient(to bottom, transparent, var(--accent));animation:scrollDown 2s ease-in-out infinite;}
.hero-scroll-hint span{font-size:10px;color:var(--body-light);letter-spacing:0.1em;text-transform:uppercase;}
@keyframes scrollDown{0%{opacity:0;transform:scaleY(0);transform-origin:top;}50%{opacity:1;}100%{opacity:0;transform:scaleY(1);transform-origin:bottom;}}

/* ====== CERT BAR ====== */
.cert-bar{background:var(--navy-mid);border-bottom:1px solid rgba(255,255,255,0.06);padding:22px 0;}
.cert-bar-inner{display:flex;align-items:center;gap:40px;}
.cert-bar-label{font-size:11px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;color:var(--accent);white-space:nowrap;}
.cert-bar-items{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.cert-item{display:flex;flex-direction:column;}
.ci-name{font-size:13px;font-weight:700;color:white;}
.ci-desc{font-size:10px;color:var(--body-light);text-transform:uppercase;letter-spacing:0.06em;}
.cert-sep{color:rgba(255,255,255,0.2);font-size:20px;}

/* ====== SECTIONS COMMON ====== */
section{padding:100px 0;}
.bg-light{background:var(--bg-light);}
.section-eyebrow{font-size:12px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;}
.section-eyebrow.light{color:var(--accent);}
.section-centered{text-align:center;max-width:760px;margin:0 auto 60px;}
.section-title{font-family:var(--font-display);font-size:44px;font-weight:700;line-height:1.1;margin-bottom:16px;color:var(--navy);}
.section-title span{color:var(--accent);}
.title-underline{width:48px;height:3px;background:var(--accent);margin:0 auto 20px;}
.section-desc{font-size:16px;color:var(--body-text);line-height:1.7;}
.section-desc.light{color:var(--body-light);}

/* ====== SPECS GRID ====== */
.specs-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.spec-card{background:white;padding:36px;border-radius:16px;border:1px solid var(--border);transition:all 0.35s var(--ease);position:relative;overflow:hidden;}
.spec-card::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:3px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 0.35s var(--ease);}
.spec-card:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(0,0,0,0.08);border-color:rgba(0,163,224,0.3);}
.spec-card:hover::after{transform:scaleX(1);}
.spec-card-icon{font-size:28px;margin-bottom:16px;}
.spec-card h3{font-size:16px;font-weight:700;margin-bottom:20px;color:var(--navy);text-transform:uppercase;letter-spacing:0.08em;}
.spec-list{list-style:none;}
.spec-list li{padding:10px 0;border-bottom:1px solid #F1F5F9;font-size:13.5px;color:var(--body-text);}
.spec-list li:last-child{border-bottom:none;}
.spec-list strong{color:var(--navy);font-weight:600;}
.disclaimer-note{text-align:center;color:var(--body-light);font-size:12px;margin-top:40px;font-style:italic;}

/* ====== SENSOR FUSION ====== */
.sensor-fusion{background:var(--navy);color:white;}
.sensor-fusion .section-title{color:white;}
.sensor-fusion-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;margin-bottom:60px;}
.sensor-fusion-card{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:14px;padding:28px 22px;text-align:center;transition:all 0.3s var(--ease);flex:0 1 calc(25% - 15px);min-width:250px;}
.sensor-fusion-card:hover{background:rgba(0,163,224,0.08);border-color:rgba(0,163,224,0.4);transform:translateY(-5px);box-shadow:0 12px 30px rgba(0,163,224,0.15);}
.sf-icon{font-size:28px;color:var(--accent);margin-bottom:14px;display:block;}
.sensor-fusion-card h4{font-size:16px;font-weight:700;color:white;margin-bottom:4px;}
.sensor-name{display:block;font-size:12px;font-weight:600;color:var(--accent);margin-bottom:10px;letter-spacing:0.04em;}
.sensor-fusion-card p{font-size:12.5px;color:var(--body-light);line-height:1.55;}
.infographic-container{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.08);border-radius:20px;padding:40px;max-width:900px;margin:0 auto;text-align:center;}
.infographic-container img{width:100%;border-radius:12px;box-shadow:0 20px 40px rgba(0,0,0,0.4);}
.infographic-desc{margin-top:32px;text-align:left;border-left:3px solid var(--accent);padding-left:24px;}
.infographic-desc h4{color:white;font-size:18px;margin-bottom:12px;}
.infographic-desc p{color:var(--body-light);font-size:14.5px;line-height:1.7;}
.infographic-desc strong{color:white;}

/* ====== USE CASES ====== */
.use-cases-section{background:var(--bg-light);}
.use-case-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.uc-card{background:white;border-radius:20px;overflow:hidden;border:1px solid var(--border);transition:all 0.4s var(--ease);display:flex;flex-direction:column;}
.uc-card:hover{transform:translateY(-8px);box-shadow:0 24px 60px rgba(0,0,0,0.1);border-color:rgba(0,163,224,0.3);}
.uc-img-wrap{position:relative;height:220px;overflow:hidden;}
.uc-img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s var(--ease);}
.uc-card:hover .uc-img{transform:scale(1.05);}
.uc-img-overlay{position:absolute;inset:0;background:linear-gradient(to bottom, rgba(10,15,26,0.1) 0%, rgba(10,15,26,0.5) 100%);}
.uc-content{padding:32px;flex:1;display:flex;flex-direction:column;}
.uc-icon{font-size:32px;margin-bottom:12px;}
.uc-content h3{font-family:var(--font-display);font-size:26px;font-weight:700;color:var(--navy);margin-bottom:16px;}
.uc-content h3 span{color:var(--accent);}
.uc-list{list-style:none;margin-bottom:24px;flex:1;}
.uc-list li{padding:8px 0;border-bottom:1px solid #F1F5F9;font-size:14px;color:var(--body-text);display:flex;align-items:center;gap:8px;}
.uc-list li::before{content:'→';color:var(--accent);font-size:12px;}
.uc-list li:last-child{border-bottom:none;}
.uc-link{font-size:14px;font-weight:700;color:var(--accent);letter-spacing:0.04em;transition:gap 0.2s;display:inline-block;}
.uc-link:hover{color:var(--accent-dark);}

/* ====== CTA SECTION ====== */
.cta-section{background:var(--navy);position:relative;overflow:hidden;padding:100px 0;}
.cta-bg-overlay{position:absolute;inset:0;background:radial-gradient(ellipse 60% 80% at 80% 50%, rgba(0,163,224,0.12) 0%, transparent 70%);pointer-events:none;}
.cta-inner{display:grid;grid-template-columns:0.7fr 1fr;gap:80px;align-items:center;position:relative;z-index:2;}
.cta-product-img{position:relative;}
.cta-product-img::before{content:'';position:absolute;inset:-2px;border-radius:22px;background:linear-gradient(135deg,rgba(0,163,224,0.4) 0%,transparent 50%,rgba(0,163,224,0.1) 100%);z-index:0;pointer-events:none;}
.cta-product-img img{position:relative;z-index:1;border-radius:20px;box-shadow:0 40px 80px rgba(0,0,0,0.6),0 0 0 1px rgba(255,255,255,0.06);filter:brightness(1.05) contrast(1.05);transition:transform 0.4s ease;}
.cta-product-img img:hover{transform:scale(1.02);}
.cta-real-photo{object-fit:cover;width:100%;aspect-ratio:4/3;border-radius:20px;}
.cta-content .section-eyebrow{margin-bottom:14px;}
.cta-content h2{font-family:var(--font-display);font-size:44px;font-weight:700;color:white;line-height:1.1;margin-bottom:20px;}
.cta-content h2 span{color:var(--accent);}
.cta-content p{font-size:16px;color:var(--body-light);line-height:1.7;margin-bottom:36px;}
.cta-btns{display:flex;gap:16px;flex-wrap:wrap;}
.btn-outline-light{border:1.5px solid rgba(255,255,255,0.2);color:rgba(255,255,255,0.8);padding:14px 32px;border-radius:8px;font-weight:500;font-size:14px;transition:all 0.25s;}
.btn-outline-light:hover{border-color:var(--accent);color:var(--accent);}

/* ====== FOOTER ====== */
footer{background:#050A12;color:white;padding:80px 0 40px;border-top:1px solid rgba(255,255,255,0.06);}
.footer-content{display:flex;justify-content:space-between;gap:60px;margin-bottom:60px;flex-wrap:wrap;}
.footer-brand{max-width:280px;}
.footer-logo-img{height:52px;filter:brightness(0) invert(1);margin-bottom:16px;}
.footer-brand p{color:var(--body-light);font-size:14px;line-height:1.6;margin-bottom:20px;}
.footer-socials{display:flex;gap:12px;}
.social-link{font-size:20px;transition:opacity 0.2s;}
.social-link:hover{opacity:0.7;}
.footer-links{display:flex;gap:60px;flex-wrap:wrap;}
.footer-col h5{font-size:12px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;color:white;margin-bottom:20px;}
.footer-col ul{list-style:none;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{color:var(--body-light);font-size:14px;transition:color 0.2s;}
.footer-col ul li a:hover{color:var(--accent);}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:32px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;}
.footer-bottom p{color:#4B5563;font-size:13px;}
.footer-tagline{color:var(--accent)!important;font-style:italic;}

/* ====== ANIMATIONS ====== */
.animate-on-scroll{opacity:0;transform:translateY(24px);transition:opacity 0.6s var(--ease),transform 0.6s var(--ease);}
.animate-on-scroll.visible{opacity:1;transform:translateY(0);}

/* ====== RESPONSIVE ====== */
@media(max-width:1100px){
    .specs-grid{grid-template-columns:repeat(2,1fr);}
    .sensor-fusion-card{flex:0 1 calc(50% - 20px);}
    .hero-grid{gap:40px;}
    h1{font-size:64px;}
    h1 .hero-sub{font-size:38px;}
}
@media(max-width:900px){
    .container{padding:0 24px;}
    .mobile-toggle{display:flex;}
    .logo-img{height:44px;}
    .nav-links{position:fixed;top:0;right:0;width:280px;height:100vh;background:white;flex-direction:column;justify-content:center;gap:36px;transition:transform 0.4s var(--ease);box-shadow:-10px 0 30px rgba(0,0,0,0.08);z-index:999;padding-left:40px;transform:translateX(100%);}
    .nav-links.active{transform:translateX(0);}
    .hero{padding:120px 0 80px;min-height:auto;}
    .hero-grid{grid-template-columns:1fr;gap:48px;text-align:center;}
    h1{font-size:56px;}
    h1 .hero-sub{font-size:34px;}
    .hero-desc,.hero-stats,.hero-btns,.hero-certs,.hero-eyebrow{margin-left:auto;margin-right:auto;}
    .hero-stats{width:100%;justify-content:center;}
    .hero-btns{justify-content:center;}
    .hero-certs{justify-content:center;}
    .hero-eyebrow{justify-content:center;}
    .card-left,.card-right{display:none;}
    .use-case-cards{grid-template-columns:1fr;}
    .cta-inner{grid-template-columns:1fr;}
    .cta-product-img{display:none;}
    .cert-bar-inner{flex-direction:column;gap:16px;text-align:center;}
    .section-title{font-size:34px;}
}
@media(max-width:600px){
    section{padding:70px 0;}
    h1{font-size:44px;}
    h1 .hero-sub{font-size:28px;}
    .specs-grid{grid-template-columns:1fr;}
    .sensor-fusion-card{flex:0 1 100%;}
    .stat-item{padding:0 14px;}
    .stat-num{font-size:20px;}
    .footer-content{flex-direction:column;}
    .footer-links{flex-direction:column;gap:30px;}
    .footer-bottom{flex-direction:column;text-align:center;}
    .cert-bar-items{justify-content:center;}
}