@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--forest:#0D1F1A;--lime:#84CC16;--soft:#D9F99D;--cream:#F4F7EA;--moss:#687F69;--ink:#13251F;--line:#dfe8df;--white:#fff;}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Manrope,Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.6}a{text-decoration:none;color:inherit}.container{width:min(1320px,94%);margin:auto}.nav{position:absolute;top:0;left:0;right:0;z-index:10;color:#fff}.nav-inner{height:82px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px}.brand img{width:48px;height:48px;object-fit:contain}.brand strong{font-size:24px;letter-spacing:-.04em}.brand small{display:block;font-size:9px;letter-spacing:.14em;opacity:.72}.navlinks{display:flex;gap:32px;align-items:center;font-size:14px}.navlinks a{opacity:.9}.navlinks .btn-primary{opacity:1}.navlinks a:hover{color:var(--soft)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:12px;padding:14px 22px;font-weight:800;font-size:14px;transition:.2s}.btn-primary{background:var(--lime);color:var(--forest)!important}.btn-primary:hover{transform:translateY(-2px);background:var(--soft);color:var(--forest)!important}.btn-dark{background:var(--forest);color:var(--cream)}.btn-outline{border:1px solid rgba(244,247,234,.45);color:#fff}.hero{min-height:760px;background:var(--forest);position:relative;overflow:hidden;color:#fff;display:flex;align-items:center}.hero-bg{position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(13,31,26,.96) 0%,rgba(13,31,26,.90) 25%,rgba(13,31,26,.35) 55%,rgba(13,31,26,.03) 80%),url('assets/sereneo-hero-clean.png');background-size:cover,auto 100%;background-position:center,right center;background-repeat:no-repeat}.hero-content{position:relative;z-index:3;width:min(1320px,94%);max-width:none;margin:0 auto;padding-top:112px;padding-right:0}.hero p{font-size:18px;color:rgba(244,247,234,.8);max-width:590px;line-height:1.5}.hero-cards{position:absolute;z-index:4;right:2.8%;top:13%;width:285px;display:grid;gap:16px}.hero-card{height:72px;border:1px solid rgba(217,249,157,.48);background:linear-gradient(135deg,rgba(20,50,38,.92),rgba(88,128,38,.38));box-shadow:0 12px 28px rgba(0,0,0,.18),inset 0 1px 0 rgba(255,255,255,.1);backdrop-filter:blur(8px);border-radius:17px;padding:12px 15px;display:flex;align-items:center;gap:12px;color:#fff}.hero-card:nth-child(2){transform:translateX(-14px)}.hero-card:nth-child(3){transform:translateX(0)}.hero-card:nth-child(4){transform:translateX(-14px)}.hero-card:nth-child(5){transform:translateX(0)}.hero-card-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(132,204,22,.18);color:var(--soft);font-size:20px;flex:0 0 auto}.hero-card strong{display:block;font-size:13px;line-height:1.2}.hero-card small{display:block;color:rgba(244,247,234,.62);font-size:10px;margin-top:3px}.hero-card .arrow{margin-left:auto;color:var(--soft);font-size:15px}.hero-art-note{display:none}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:12px;color:var(--soft);font-weight:800;margin-bottom:18px}.hero h1{font-size:clamp(46px,5.5vw,76px);line-height:1.02;letter-spacing:-.06em;margin:0 0 24px;max-width:650px;white-space:nowrap}.hero h1 span{color:var(--soft)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.trust-row{display:flex;gap:28px;flex-wrap:nowrap;white-space:nowrap;margin-top:34px;color:rgba(244,247,234,.75);font-size:13px}.trust-row span:before{content:'✓';color:var(--lime);font-weight:900;margin-right:7px}.section{padding:100px 0}.section-head{text-align:center;max-width:720px;margin:0 auto 50px}.section-head h2{font-size:clamp(34px,4vw,52px);line-height:1.08;letter-spacing:-.05em;margin:0 0 16px}.section-head p{color:var(--moss);font-size:17px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px;min-height:280px;box-shadow:0 10px 30px rgba(13,31,26,.04)}.icon{width:52px;height:52px;border-radius:16px;background:#eef7dc;color:#4f850f;display:grid;place-items:center;font-size:24px;margin-bottom:26px}.card h3{margin:0 0 10px;font-size:19px}.card p{margin:0;color:#64756a;font-size:14px}.dark{background:var(--forest);color:var(--cream)}.dark .section-head p{color:rgba(244,247,234,.68)}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.split h2{font-size:clamp(36px,4vw,58px);line-height:1.08;letter-spacing:-.05em;margin:0 0 18px}.split p{color:var(--moss)}.dark .split p{color:rgba(244,247,234,.7)}.steps{display:grid;gap:16px;margin-top:28px}.step{display:flex;gap:18px;align-items:flex-start}.num{width:42px;height:42px;border-radius:50%;background:var(--lime);color:var(--forest);display:grid;place-items:center;font-weight:900;flex:0 0 auto}.step h3{margin:0 0 4px}.step p{margin:0;font-size:14px}.network{background:linear-gradient(135deg,#0d1f1a,#183a2c);border-radius:28px;padding:28px;min-height:400px;position:relative;overflow:hidden;isolation:isolate}.network-visual{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;border-radius:28px}.network .orb{position:absolute;border-radius:50%;filter:blur(1px);background:radial-gradient(circle at 30% 30%,var(--soft),var(--lime) 45%,#3b690f 80%);box-shadow:0 0 70px rgba(132,204,22,.25)}.o1{width:160px;height:160px;left:18%;top:26%}.o2{width:90px;height:90px;left:8%;top:56%}.o3{width:110px;height:110px;right:18%;top:20%}.o4{width:125px;height:125px;right:12%;bottom:18%}.line{position:absolute;height:3px;background:linear-gradient(90deg,transparent,var(--lime),transparent);transform-origin:left center}.l1{width:280px;left:26%;top:48%;transform:rotate(8deg)}.l2{width:220px;left:54%;top:43%;transform:rotate(-28deg)}.l3{width:180px;left:56%;top:53%;transform:rotate(26deg)}.cta{padding:95px 0;background:var(--soft)}.cta-box{display:flex;justify-content:space-between;gap:30px;align-items:center}.cta h2{font-size:clamp(34px,4vw,52px);line-height:1.08;letter-spacing:-.05em;margin:0}.cta p{color:#4e6255;max-width:620px}.faq{max-width:850px;margin:auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 24px;margin-bottom:12px}.faq 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1.1fr;gap:60px}.form{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px}.field{display:grid;gap:7px;margin-bottom:18px}.field label{font-size:13px;font-weight:800}.field input,.field textarea,.field select{width:100%;border:1px solid #d5dfd6;border-radius:10px;padding:13px 14px;font:inherit;background:#fbfdf9}.field textarea{min-height:130px;resize:vertical}.checkgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}.check{font-size:13px;color:#56675b;display:flex;align-items:center;gap:9px;min-height:34px}.check input{margin:0;width:16px;height:16px;accent-color:var(--lime);flex:0 0 auto}.field input[type='tel']::placeholder{color:#8b968e}.form .phone-help{display:none}.mobile-menu{display:none}@media(max-width:900px){.navlinks{display:none}.mobile-menu{display:block}.cards{grid-template-columns:1fr 1fr}.service-grid{grid-template-columns:1fr 1fr}.split,.contact-grid{grid-template-columns:1fr;gap:40px}.hero{min-height:760px}.hero-content{width:min(1320px,94%);padding-top:100px;padding-right:45%}.hero-bg{background-position:center,right center;background-size:cover,auto 100%}.hero-cards{right:1%;width:240px;gap:12px}.hero-card{height:64px}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.cards,.service-grid,.checkgrid,.footer-grid{grid-template-columns:1fr}.nav-inner{height:72px}.brand strong{font-size:20px}.brand img{width:40px;height:40px}.hero{min-height:760px;align-items:flex-start}.hero-content{width:100%;max-width:none;padding-top:120px;padding-right:0}.hero h1{font-size:48px;white-space:normal}.hero-bg{background-image:linear-gradient(180deg,rgba(13,31,26,.98) 0%,rgba(13,31,26,.78) 46%,rgba(13,31,26,.15) 100%),url('assets/sereneo-hero-clean.png');background-size:cover,auto 70%;background-position:center,bottom right}.hero-cards{display:none}.section{padding:70px 0}.cta-box{flex-direction:column;align-items:flex-start}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}