/* CertExamz – main stylesheet */
:root{
  --navy:#2f4a5f;
  --navy-dark:#1e3243;
  --teal:#5fbfb6;
  --teal-dark:#3fa197;
  --teal-soft:#e8f6f4;
  --ink:#1f2933;
  --muted:#5b6b78;
  --line:#e3e9ee;
  --bg:#ffffff;
  --bg-alt:#f6f9fb;
  --radius:14px;
  --shadow:0 10px 30px rgba(30,50,67,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--teal-dark);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(1180px,100% - 32px);margin-inline:auto}
h1,h2,h3,h4{font-family:"Poppins","Inter",sans-serif;color:var(--navy-dark);line-height:1.25}
h1{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:700}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:700}
h3{font-size:1.2rem;font-weight:600}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-dark);background:var(--teal-soft);padding:6px 12px;border-radius:999px;margin-bottom:14px}
.section{padding:84px 0}
.section.alt{background:var(--bg-alt)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head p{color:var(--muted);margin-top:12px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:600;border:2px solid transparent;cursor:pointer;transition:.2s;font-size:1rem;font-family:inherit}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-dark)}
.btn-outline{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-outline:hover{background:var(--navy);color:#fff}

/* Top bar + header */
.topbar{background:var(--navy-dark);color:#cfe0ea;font-size:.85rem}
.topbar .container{display:flex;justify-content:space-between;gap:12px;padding:8px 0;flex-wrap:wrap}
.topbar a{color:#cfe0ea}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand img{height:44px;width:auto}
.nav{display:flex;align-items:center;gap:28px}
.nav a{color:var(--navy);font-weight:500}
.nav a.active,.nav a:hover{color:var(--teal-dark);text-decoration:none}
.nav .btn{color:#fff;padding:10px 20px}
.menu-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;transition:.2s}

/* Hero */
.hero{background:linear-gradient(135deg,#f3fbfa 0%,#ffffff 55%,#eef4f8 100%);padding:80px 0 70px;overflow:hidden}
.hero .container{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero p.lead{font-size:1.15rem;color:var(--muted);margin:18px 0 28px;max-width:560px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero h1 span{color:var(--teal-dark)}
.hero-card{background:#fff;border-radius:20px;box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--line)}
.hero-card img{width:100%;height:auto}
.hero-card .badge-row{display:flex;justify-content:space-around;padding:18px;gap:10px;text-align:center}
.hero-card .badge-row strong{display:block;font-size:1.5rem;color:var(--navy-dark);font-family:"Poppins",sans-serif}
.hero-card .badge-row small{color:var(--muted)}
.guarantee-pill{display:inline-flex;align-items:center;gap:10px;background:var(--navy);color:#fff;padding:8px 16px 8px 8px;border-radius:999px;font-weight:600;margin-bottom:18px;font-size:.92rem}
.guarantee-pill b{background:var(--teal);border-radius:999px;padding:4px 10px}

/* Logo marquee */
.trust{padding:34px 0;border-bottom:1px solid var(--line);background:#fff}
.trust p{text-align:center;color:var(--muted);font-size:.9rem;margin-bottom:18px}
.marquee{overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee-track{display:flex;gap:56px;width:max-content;animation:scroll 45s linear infinite;align-items:center}
.marquee-track img{height:46px;width:auto;object-fit:contain;filter:grayscale(1);opacity:.75;transition:.2s}
.marquee-track img:hover{filter:none;opacity:1}
@keyframes scroll{to{transform:translateX(-50%)}}

/* Feature cards */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.25s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.card .icon{width:52px;height:52px;border-radius:12px;background:var(--teal-soft);color:var(--teal-dark);display:grid;place-items:center;margin-bottom:16px}
.card p{color:var(--muted);margin-top:8px}

/* Certification grid */
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:34px}
.filter{border:1px solid var(--line);background:#fff;color:var(--navy);padding:8px 18px;border-radius:999px;cursor:pointer;font-weight:500;font-family:inherit;font-size:.95rem}
.filter.active,.filter:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.cert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:20px}
.cert{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px;text-align:center;display:flex;flex-direction:column;align-items:center;transition:.25s}
.cert:hover{box-shadow:var(--shadow);border-color:var(--teal)}
.cert .logo-box{height:90px;width:100%;display:grid;place-items:center;margin-bottom:14px}
.cert .logo-box img{max-height:84px;max-width:170px;object-fit:contain}
.cert h4{font-size:1rem}
.cert span{font-size:.82rem;color:var(--muted);margin-top:4px}
.cert .tag{margin-top:12px;font-size:.75rem;font-weight:600;color:var(--teal-dark);background:var(--teal-soft);padding:4px 10px;border-radius:999px}
.cert.hide{display:none}

/* Guarantee band */
.guarantee{background:linear-gradient(120deg,var(--navy-dark),var(--navy));color:#e6f0f5;border-radius:24px;padding:56px;display:grid;grid-template-columns:auto 1fr auto;gap:40px;align-items:center}
.guarantee h2{color:#fff}
.guarantee p{color:#c9dbe5;margin-top:10px}
.seal{width:150px;height:150px;border-radius:50%;border:4px dashed var(--teal);display:grid;place-items:center;text-align:center;color:#fff;font-family:"Poppins",sans-serif}
.seal strong{font-size:2.4rem;display:block;line-height:1}
.seal small{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase}

/* Steps */
.steps{counter-reset:s}
.step{position:relative;padding-top:54px}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:0;left:0;font-family:"Poppins",sans-serif;font-size:2rem;font-weight:700;color:var(--teal)}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats strong{display:block;font-size:2.4rem;font-family:"Poppins",sans-serif;color:var(--navy-dark)}
.stats span{color:var(--muted)}

/* Testimonials */
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.quote p{font-style:italic;color:var(--ink)}
.quote .who{margin-top:18px;display:flex;align-items:center;gap:12px}
.quote .avatar{width:44px;height:44px;border-radius:50%;background:var(--teal-soft);color:var(--teal-dark);display:grid;place-items:center;font-weight:700}
.quote .who small{display:block;color:var(--muted)}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:18px 22px}
.faq summary{cursor:pointer;font-weight:600;color:var(--navy-dark);list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--teal-dark);line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--muted)}

/* Contact */
.contact-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px}
.contact-info li{list-style:none;display:flex;gap:14px;margin-bottom:20px}
.contact-info .icon{flex:0 0 44px;height:44px;border-radius:10px;background:var(--teal-soft);color:var(--teal-dark);display:grid;place-items:center}
form.contact{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:500;font-size:.9rem;margin-bottom:6px;color:var(--navy)}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fbfdfe}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--teal);border-color:transparent}
.form-msg{margin-top:12px;font-weight:600;color:var(--teal-dark)}

/* Page banner (inner pages) */
.page-banner{background:linear-gradient(120deg,var(--navy-dark),var(--navy));color:#fff;padding:70px 0 60px;text-align:center}
.page-banner h1{color:#fff}
.page-banner p{color:#c9dbe5;margin-top:10px}
.crumbs{font-size:.88rem;margin-top:14px;color:#a9c3d1}
.crumbs a{color:var(--teal)}

/* Legal pages */
.legal{max-width:860px;margin:0 auto}
.legal h2{font-size:1.4rem;margin:36px 0 10px}
.legal p,.legal li{color:#3d4b57;margin-bottom:10px}
.legal ul{padding-left:22px;margin-bottom:12px}
.legal .updated{color:var(--muted);font-size:.9rem;border-left:3px solid var(--teal);padding-left:12px}
.legal .note{background:var(--teal-soft);border-radius:12px;padding:18px 20px;margin:20px 0}

/* About */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:20px;box-shadow:var(--shadow)}
.checklist li{list-style:none;padding-left:30px;position:relative;margin-bottom:10px}
.checklist li::before{content:"✓";position:absolute;left:0;top:0;color:#fff;background:var(--teal);width:20px;height:20px;border-radius:50%;font-size:.75rem;display:grid;place-items:center;margin-top:3px}

/* CTA */
.cta{text-align:center;background:var(--teal-soft);border-radius:24px;padding:56px 24px}
.cta p{color:var(--muted);margin:10px auto 24px;max-width:600px}

/* Footer */
.footer{background:var(--navy-dark);color:#b9cdd9;padding:64px 0 0;margin-top:0}
.footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer h4{color:#fff;margin-bottom:14px;font-size:1rem}
.footer a{color:#b9cdd9}
.footer a:hover{color:var(--teal)}
.footer ul{list-style:none}
.footer li{margin-bottom:8px}
.footer .brand-white{background:#fff;display:inline-block;padding:10px 14px;border-radius:12px;margin-bottom:16px}
.footer .brand-white img{height:36px;width:auto}
.footer .bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding:20px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.88rem}
.footer .disclaimer{font-size:.78rem;color:#8ea7b6;margin-top:14px}

.back-top{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:50%;background:var(--teal);color:#fff;border:0;cursor:pointer;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.25s;font-size:1.2rem}
.back-top.show{opacity:1;pointer-events:auto}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:.6s ease}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media (max-width:980px){
  .hero .container,.split,.contact-wrap{grid-template-columns:1fr}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .guarantee{grid-template-columns:1fr;text-align:center;justify-items:center;padding:40px 24px}
  .footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .menu-toggle{display:block}
  .nav{position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:20px 16px;gap:16px;border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}
  .grid-3,.grid-4,.form-row,.footer .cols{grid-template-columns:1fr}
  .section{padding:60px 0}
  .brand img{height:36px}
  .topbar .container{justify-content:center;text-align:center}
  .cert-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .cert{padding:16px 10px}
  .cert .logo-box{height:70px}
  .cert .logo-box img{max-height:64px;max-width:120px}
}

/* WhatsApp floating button */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;display:flex;align-items:center;gap:10px;background:#25d366;color:#fff;padding:12px 18px 12px 14px;border-radius:999px;box-shadow:0 8px 24px rgba(37,211,102,.4);font-weight:600;transition:.2s}
.wa-float:hover{background:#1ebe5b;text-decoration:none;transform:translateY(-2px)}
.wa-float::before{content:"";position:absolute;inset:0;border-radius:999px;border:2px solid #25d366;animation:waPulse 2s infinite;pointer-events:none}
@keyframes waPulse{0%{transform:scale(1);opacity:.8}100%{transform:scale(1.25);opacity:0}}
.back-top{bottom:88px}
@media (max-width:760px){.wa-float span{display:none}.wa-float{padding:13px}.back-top{bottom:84px}}

/* Header: small logo pinned to the left corner */
.header .container{width:100%;max-width:none;padding:0 28px;height:64px}
.brand img{height:30px}
.nav{top:64px}
@media (max-width:760px){.header .container{padding:0 16px;height:58px}.brand img{height:24px}.nav{top:58px}}

/* WhatsApp: compact round icon */
.wa-float{width:50px;height:50px;padding:0;justify-content:center;border-radius:50%;right:18px;bottom:18px;gap:0;box-shadow:0 4px 14px rgba(0,0,0,.2)}
.wa-float::before{border-radius:50%}
.wa-float:hover{transform:scale(1.08)}
.back-top{width:40px;height:40px;right:23px;bottom:80px}
@media (max-width:760px){.wa-float{width:46px;height:46px;padding:0}.back-top{bottom:74px;right:21px}}