:root{
  --navy:#071d3a;
  --navy2:#0c2c54;
  --green:#075b2d;
  --green2:#0c7a3d;
  --red:#d71920;
  --gold:#f4c400;
  --white:#fff;
  --light:#f5f7f4;
  --text:#17212b;
  --muted:#65717c;
  --border:#dfe5e1;
  --shadow:0 18px 45px rgba(7,29,58,.10);
}
*{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:1.55}
a{text-decoration:none;color:inherit}
.container{width:min(1160px,92%);margin:auto}
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid #e8ece9}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:43px;height:43px;border:2px solid var(--green);border-radius:50%;display:grid;place-items:center;font-weight:900;color:var(--red);font-size:15px}
.brand strong{display:block;font-size:21px;letter-spacing:1px;color:var(--navy)}
.brand span{display:block;font-size:10px;letter-spacing:4px;color:#333}
.menu{display:flex;align-items:center;gap:23px;font-size:14px;font-weight:700}
.menu a:hover{color:var(--red)}
.nav-quote{background:var(--green);color:#fff!important;padding:11px 16px;border-radius:5px}
.menu-toggle{display:none;border:0;background:none;font-size:27px}
.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#f8faf7 0%,#fff 54%,#eef5ef 100%);padding:86px 0 75px}
.hero:before{content:"";position:absolute;right:-160px;top:-180px;width:550px;height:550px;background:linear-gradient(145deg,rgba(7,91,45,.13),rgba(215,25,32,.07));border-radius:50%}
.hero-content{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:55px;align-items:center}
.eyebrow{font-size:12px;letter-spacing:2.5px;font-weight:900;color:var(--red);margin-bottom:12px}
.eyebrow.green{color:var(--green)}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.02;color:var(--navy);max-width:720px}
.hero h1 span{color:var(--green)}
.hero-text{font-size:18px;color:var(--muted);max-width:630px;margin:24px 0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:5px;padding:14px 20px;font-weight:800;cursor:pointer;font-size:14px}
.btn.primary{background:var(--red);color:#fff}
.btn.secondary{background:var(--navy);color:#fff}
.btn.white{background:#fff;color:var(--navy)}
.hero-points{display:flex;gap:30px;margin-top:42px}
.hero-points div{display:flex;gap:10px;align-items:flex-start}
.hero-points b{color:var(--red);font-size:13px}
.hero-points span{font-size:12px;font-weight:700;color:#4f5b64}
.hero-card{background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden;border:1px solid #e5ebe6}
.hero-card-text{padding:25px 28px 29px}
.hero-card-text small{color:var(--green);font-weight:900;letter-spacing:1.5px}
.hero-card-text h2{font-size:28px;color:var(--navy);margin:5px 0}
.hero-card-text strong{font-size:24px;color:var(--red)}
.hero-card-text p{color:var(--muted);margin-top:7px}
.tank-visual{height:300px;background:linear-gradient(180deg,#e9f1e9,#dbe6dc);position:relative;display:flex;align-items:center;justify-content:center}
.tank-body{height:105px;width:78%;border:9px solid #bfc7c0;border-radius:55px;background:linear-gradient(180deg,#f1f3ef,#c9d0c9);display:flex;overflow:hidden;box-shadow:inset 0 5px 12px rgba(0,0,0,.08)}
.chamber{flex:1;border-right:2px solid rgba(0,0,0,.18);position:relative}
.chamber:last-child{border-right:0}
.chamber.bio{background:radial-gradient(circle at 30% 50%,#4b8e40 0 4%,transparent 5%),linear-gradient(135deg,#83b36b,#4d7f44)}
.chamber.plastic{background:radial-gradient(circle,#eee 0 7%,#b6bdb8 8% 14%,transparent 15%) 0 0/25px 25px,#e1e6e1}
.chamber.water{background:linear-gradient(180deg,#79c9d7,#2f8ca0)}
.tank-top{position:absolute;width:38px;height:48px;background:#536158;border-radius:12px 12px 5px 5px;top:78px}
.t1{left:31%}.t2{left:48%}.t3{left:65%}
.trust-strip{background:var(--navy);color:#fff}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-grid div{padding:22px 18px;border-right:1px solid rgba(255,255,255,.13)}
.trust-grid div:last-child{border:0}
.trust-grid strong{display:block;font-size:13px;color:#fff}
.trust-grid span{display:block;font-size:11px;color:#b9c5d1;margin-top:3px}
.section{padding:90px 0}
.section-heading{max-width:760px;margin-bottom:48px}
.section-heading.centered{text-align:center;margin-left:auto;margin-right:auto}
.section-heading h2{font-size:clamp(34px,4vw,52px);line-height:1.08;color:var(--navy);margin-bottom:14px}
.section-heading p:not(.eyebrow){color:var(--muted);font-size:17px}
.flagship{background:#f6f8f5}
.flagship-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:30px}
.process-card,.feature-panel{background:#fff;border:1px solid var(--border);border-radius:15px;padding:28px;box-shadow:0 10px 30px rgba(7,29,58,.05)}
.tank-large{height:330px;background:linear-gradient(180deg,#f5f8f4,#e5ede5);border-radius:12px;position:relative;display:flex;align-items:center;justify-content:center}
.tank-large .tank-body{width:82%;height:130px}
.tank-large .tank-top{top:73px}
.big1{left:35%}.big2{left:62%}
.process-labels{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}
.process-labels div{padding:13px;background:#f3f6f2;border-radius:8px}
.process-labels b{color:var(--green);font-size:20px}
.process-labels span{display:block;font-size:11px;font-weight:700;color:#4d5a52}
.capacity{background:var(--green);color:#fff;border-radius:10px;padding:22px;margin-bottom:25px}
.capacity span{display:block;font-size:11px;letter-spacing:2px;font-weight:900}
.capacity strong{display:block;font-size:34px;margin:3px 0}
.capacity em{font-size:14px;font-style:normal;font-weight:400}
.capacity small{color:#d6eadc}
.feature-panel h3{font-size:23px;color:var(--navy);margin-bottom:15px}
.feature-list{margin-bottom:23px}
.feature-list div{display:grid;grid-template-columns:36px 1fr;gap:10px;padding:10px 0;border-bottom:1px solid #edf0ed;font-size:13px}
.feature-list b{color:var(--red)}
.feature-list span{color:#56616a}
.products{background:#fff}
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.category{border:1px solid var(--border);border-radius:12px;padding:26px;display:grid;grid-template-columns:52px 1fr;gap:18px;transition:.2s}
.category:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.category.featured{border-top:4px solid var(--red)}
.category-icon{width:45px;height:45px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:900;font-size:12px}
.category h3{font-size:21px;color:var(--navy)}
.category p{font-size:13px;color:var(--muted);margin:4px 0 10px}
.category ul{padding-left:17px;font-size:12px;color:#4f5a62;columns:2}
.category li{margin:4px 0}
.applications{background:#f5f7f4}
.application-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.application-grid div{background:#fff;border:1px solid var(--border);padding:21px 14px;border-radius:8px;text-align:center;font-weight:800;color:var(--navy);font-size:13px}
.about{background:var(--navy);color:#fff}
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px}
.about h2{font-size:clamp(35px,5vw,58px);line-height:1.05}
.about h2 span{color:#7bc66f}
.about p{color:#c7d1db;font-size:16px;margin-bottom:17px}
.about-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
.about-points div{border:1px solid rgba(255,255,255,.16);padding:18px;border-radius:8px}
.about-points strong{display:block;color:#fff}
.about-points span{font-size:11px;color:#aebdca}
.cta{background:var(--red);color:#fff;padding:52px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta .eyebrow{color:#ffd8d8}
.cta h2{font-size:clamp(25px,3vw,38px);max-width:760px;line-height:1.15}
.contact{background:#fff}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px}
.contact h2{font-size:45px;color:var(--navy);line-height:1.08;margin-bottom:15px}
.contact> .container>div>p:not(.eyebrow){color:var(--muted);max-width:520px}
.contact-details{margin-top:30px;display:grid;gap:12px}
.contact-details a,.contact-details div{display:flex;flex-direction:column;padding:13px 0;border-bottom:1px solid #edf0ed}
.contact-details span{font-size:10px;text-transform:uppercase;letter-spacing:1.5px;color:var(--green);font-weight:900}
.quote-form{background:#f5f7f4;border:1px solid var(--border);padding:30px;border-radius:13px}
.quote-form h3{font-size:26px;color:var(--navy);margin-bottom:18px}
.quote-form label{display:block;font-size:12px;font-weight:800;color:#3e4b53;margin:12px 0}
.quote-form input,.quote-form select,.quote-form textarea{display:block;width:100%;margin-top:6px;border:1px solid #d8dfda;border-radius:6px;padding:13px;background:#fff;font:inherit;font-size:13px}
.quote-form textarea{resize:vertical}
.quote-form button{width:100%;margin-top:8px}
.form-note{font-size:10px;color:#78827c;margin-top:10px;text-align:center}
.footer{background:#06172d;color:#b9c5d1;padding:55px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px;padding-bottom:40px}
.footer-brand strong{color:#fff}
.footer p{font-size:13px;max-width:330px;margin-top:15px}
.footer h4{color:#fff;margin-bottom:12px}
.footer-grid a,.footer-grid span{display:block;font-size:12px;margin:8px 0}
.copyright{border-top:1px solid rgba(255,255,255,.1);text-align:center;padding:18px;font-size:11px}
.floating-whatsapp{position:fixed;right:18px;bottom:18px;background:#159447;color:#fff;padding:12px 17px;border-radius:30px;font-size:12px;font-weight:900;box-shadow:0 10px 25px rgba(0,0,0,.2);z-index:90}
@media(max-width:850px){
  .menu{display:none;position:absolute;left:0;right:0;top:78px;background:#fff;flex-direction:column;align-items:stretch;padding:18px 4%;box-shadow:0 15px 25px rgba(0,0,0,.08)}
  .menu.open{display:flex}
  .menu a{padding:10px}
  .menu-toggle{display:block}
  .hero-content,.flagship-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  .hero{padding-top:55px}
  .hero-card{max-width:650px}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .application-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .hero h1{font-size:42px}
  .hero-points{gap:13px}
  .hero-points span{font-size:10px}
  .category-grid{grid-template-columns:1fr}
  .category ul{columns:1}
  .application-grid{grid-template-columns:1fr 1fr}
  .about-points{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr 1fr}
  .section{padding:65px 0}
}

/* FINAL APCOAST PRODUCT PHOTO + BRANDING UPDATE */
.brand-logo{width:54px;height:54px;object-fit:contain;border-radius:50%;background:#fff}
.hero-card{overflow:hidden}
.hero-tank-photo{display:block;width:100%;height:310px;object-fit:cover}
.product-badge{display:inline-block;background:#075b2d;color:#fff;border-radius:4px;padding:5px 9px;font-size:10px;letter-spacing:1.4px;font-weight:900}
.tank-gallery{display:grid;grid-template-columns:1.5fr .7fr;gap:16px;margin-bottom:30px}
.gallery-main,.gallery-side{position:relative;overflow:hidden;border-radius:14px}
.gallery-main{height:420px}.gallery-main img{width:100%;height:100%;object-fit:cover;display:block}
.gallery-main span{position:absolute;left:18px;bottom:18px;background:rgba(7,29,58,.88);color:#fff;padding:10px 14px;border-radius:5px;font-size:11px;font-weight:900;letter-spacing:1px}
.gallery-side{display:grid;grid-template-rows:1fr 1fr;gap:16px}.gallery-side img{width:100%;height:100%;object-fit:cover;border-radius:12px;display:block}
.footer-brand{display:flex;align-items:center;gap:10px}.footer-brand .brand-logo{background:#fff}
@media(max-width:560px){.tank-gallery{grid-template-columns:1fr}.gallery-main{height:330px}.gallery-side{height:500px}.hero-tank-photo{height:260px}}