/* NUSA FIRE SAFETY - shared stylesheet */
:root{--red:#d71920;--dark:#151515;--text:#252525;--muted:#666;--light:#f6f6f6;--white:#fff;--border:#e5e5e5;--shadow:0 12px 35px rgba(0,0,0,.08)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Arial,Helvetica,sans-serif;color:var(--text);background:#fff;line-height:1.65}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{width:min(1180px,92%);margin:auto}
.header{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--border)}
.header .container{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.logo img,.footer-logo img{width:180px;height:auto}
.navbar ul{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.navbar a{font-size:14px;font-weight:700}
.navbar a:hover,.navbar a[aria-current=page]{color:var(--red)}
.hero{background:linear-gradient(120deg,#111,#252525);color:#fff;padding:85px 0}
.hero-content{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.05;margin:12px 0 22px}
.hero p{font-size:18px;max-width:650px;color:#ddd}
.hero-image img{width:100%;max-height:440px;object-fit:contain;border-radius:16px}
.page-hero{background:var(--dark);color:#fff;padding:75px 0;text-align:center}
.page-hero h1{font-size:clamp(36px,5vw,58px);line-height:1.1;margin:10px 0 15px}
.page-hero p{max-width:760px;margin:auto;color:#ddd}
.section-label{display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;color:var(--red)}
.section-heading{text-align:center;max-width:850px;margin:0 auto 45px}
.section-heading h2,.about-content h2,.contact-info h2,.contact-form-wrapper h2{font-size:clamp(30px,4vw,46px);line-height:1.15;margin:10px 0 15px}
.section-heading p{color:var(--muted)}
.about-section,.services-section,.solutions-section,.why-us-section{padding:85px 0}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-image img{width:100%;border-radius:16px;box-shadow:var(--shadow)}
.about-content p{margin:0 0 18px;color:var(--muted)}
.btn-primary,.btn-light,.btn-outline,.btn-outline-light{display:inline-block;padding:13px 22px;border-radius:7px;font-weight:800;border:2px solid var(--red);transition:.2s}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:#b91218;border-color:#b91218}
.btn-outline{color:#fff;border-color:#fff}
.btn-light{background:#fff;color:var(--red);border-color:#fff}
.btn-outline-light{color:#fff;border-color:#fff}
.btn-outline:hover,.btn-outline-light:hover{background:#fff;color:var(--dark)}
.cta-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}
.service-grid,.product-grid,.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.service-card,.product-card,.feature-card,.process-card{background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:0 8px 25px rgba(0,0,0,.04)}
.service-card,.feature-card,.process-card{padding:28px}
.service-number{font-size:13px;color:var(--red);font-weight:900;margin-bottom:15px}
.service-icon,.feature-icon{width:48px;height:48px;border-radius:50%;background:#fff1f1;color:var(--red);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
.service-card h3,.feature-card h3,.process-card h3{font-size:21px;margin-bottom:10px}
.service-card p,.feature-card p,.process-card p{color:var(--muted)}
.service-card ul{margin-top:15px;list-style:disc;padding-left:20px;color:var(--muted)}
.product-image{aspect-ratio:4/3;background:#f5f5f5;display:grid;place-items:center;padding:18px}
.product-image img{width:100%;height:100%;object-fit:contain}
.product-content{padding:24px}
.product-category{font-size:11px;font-weight:800;letter-spacing:1.5px;color:var(--red)}
.product-content h3{font-size:24px;margin:7px 0 10px}
.product-content p{color:var(--muted);margin-bottom:18px}
.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.process-card span{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--red);color:#fff;font-weight:900;margin-bottom:18px}
.solution-flow{display:flex;align-items:stretch;justify-content:center;gap:12px;flex-wrap:wrap}
.solution-step{min-width:160px;text-align:center;padding:24px;border:1px solid var(--border);border-radius:12px}
.solution-step span{display:block;color:var(--red);font-weight:900}
.solution-arrow{display:grid;place-items:center;font-size:25px;color:var(--red)}
.main-cta,.certification-cta{background:var(--red);color:#fff;padding:75px 0}
.cta-content{text-align:center;max-width:800px;margin:auto}
.cta-content .section-label{color:#fff}
.cta-content h2{font-size:clamp(30px,4vw,48px);line-height:1.15;margin:10px 0 15px}
.cta-content p{color:#ffe7e7}
.center-button{display:flex;justify-content:center;margin-top:30px}
.footer{background:#111;color:#ddd;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px;padding-bottom:40px}
.footer-brand p{color:#aaa;margin-top:18px;max-width:480px}
.footer-links h3,.footer-contact h3{color:#fff;margin-bottom:15px}
.footer-links li{margin:7px 0;color:#aaa}
.footer-links a:hover,.footer-contact a:hover{color:#fff}
.footer-contact p{margin-bottom:15px;color:#aaa}
.footer-bottom{border-top:1px solid #333;padding:20px 0;display:flex;justify-content:space-between;gap:20px;color:#888;font-size:13px}
.footer-legal{display:flex;gap:18px}
.floating-whatsapp{position:fixed;right:20px;bottom:20px;z-index:900;background:#20a85a;color:#fff;padding:13px 18px;border-radius:30px;font-weight:800;box-shadow:var(--shadow)}
.back-to-top{position:fixed;right:20px;bottom:78px;z-index:900;width:42px;height:42px;border:0;border-radius:50%;background:#111;color:#fff;display:none;cursor:pointer}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gallery-item{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 8px 25px rgba(0,0,0,.05)}
.gallery-item img{width:100%;aspect-ratio:4/3;object-fit:cover}
.gallery-item figcaption{padding:16px}
.gallery-item figcaption strong,.gallery-item figcaption span{display:block}
.gallery-item figcaption span{color:var(--muted);font-size:13px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.contact-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--border)}
.contact-icon{width:45px;height:45px;border-radius:50%;background:#fff1f1;color:var(--red);display:grid;place-items:center;font-weight:900;flex:none}
.contact-item h3{margin-bottom:4px}
.contact-item p{color:var(--muted)}
.contact-form-wrapper{background:#fff;border:1px solid var(--border);padding:32px;border-radius:14px;box-shadow:var(--shadow)}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-weight:700;margin-bottom:7px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:13px 14px;border:1px solid #ccc;border-radius:7px;font:inherit;background:#fff}
.form-group textarea{resize:vertical}
.form-note{font-size:12px;color:var(--muted);margin-top:12px}
@media(max-width:950px){.navbar ul{gap:12px}.hero-content,.about-grid,.contact-grid{grid-template-columns:1fr}.service-grid,.product-grid,.feature-grid,.gallery-grid{grid-template-columns:repeat(2,1fr)}.process-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.header .container{align-items:flex-start;padding:14px 0;flex-direction:column}.navbar ul{gap:8px 14px}.navbar a{font-size:12px}.hero{padding:55px 0}.hero h1{font-size:42px}.about-section,.services-section,.solutions-section,.why-us-section{padding:60px 0}.service-grid,.product-grid,.feature-grid,.gallery-grid,.process-grid{grid-template-columns:1fr}.solution-arrow{display:none}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.floating-whatsapp{right:14px;bottom:14px}.back-to-top{right:14px;bottom:70px}}