/* ===================================================================
   VAPOBRAIN - vapobraain.com
   "Neon Synapse": graphite + lime + aqua on cool paper. Notched cards
   (one big rounded corner, one sharp). SIGNATURE MOTIF: an interactive
   synapse network in the hero - nodes drift, link and fire pulses, and
   follow the pointer. Display: Unbounded  Body: Figtree. Prefix: vb-
=================================================================== */
@font-face{font-family:'Unbounded';src:url('../fonts/unbounded-latin-wght-normal.woff2') format('woff2');font-weight:200 900;font-display:swap}
@font-face{font-family:'Figtree';src:url('../fonts/figtree-latin-wght-normal.woff2') format('woff2');font-weight:300 900;font-display:swap}
:root{
  --gr:#0f1418;--gr2:#17212a;--blue:#123a5c;--lime:#bdf24a;--lime-dk:#7fb011;--aqua:#34d1bf;
  --paper:#f5f7f3;--paper2:#e9efe6;--card:#fff;--line:#dce5d7;--txt:#162026;--mut:#566570;--warn:#ffe27a;
  --notch:30px 6px 30px 6px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Figtree',system-ui,sans-serif;font-size:17px;line-height:1.7;color:var(--txt);background:var(--paper);-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:'Unbounded',system-ui,sans-serif;font-weight:600;line-height:1.18;color:var(--gr);margin:0;letter-spacing:-.01em}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.vb-sr{position:absolute;left:-9999px}
/* buttons */
.vb-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--lime);color:var(--gr);font-weight:800;font-size:.98rem;padding:14px 28px;border-radius:14px 4px 14px 4px;text-decoration:none;border:0;box-shadow:0 8px 0 var(--lime-dk);transition:transform .15s,box-shadow .15s;cursor:pointer}
.vb-btn:hover{transform:translateY(4px);box-shadow:0 4px 0 var(--lime-dk);color:var(--gr)}
.vb-btn.sm{padding:9px 20px;font-size:.85rem;box-shadow:0 5px 0 var(--lime-dk)}
.vb-btn.dark{background:var(--gr);color:var(--lime);box-shadow:0 8px 0 #000}
.vb-btn.dark:hover{color:var(--lime);box-shadow:0 4px 0 #000}
.vb-ghost{display:inline-flex;align-items:center;padding:13px 26px;border-radius:14px 4px 14px 4px;border:2px solid currentColor;font-weight:700;text-decoration:none;color:var(--gr)}
.vb-ghost:hover{background:var(--gr);color:#fff}
.on-dark .vb-ghost,.vb-hero .vb-ghost{color:#fff}.vb-hero .vb-ghost:hover{background:#fff;color:var(--gr)}
/* strip + nav */
.vb-strip{background:var(--lime);color:var(--gr);text-align:center;font-weight:700;font-size:.8rem;padding:8px 12px}
.vb-nav{position:sticky;top:0;z-index:1000;background:rgba(15,20,24,.96);backdrop-filter:blur(8px)}
.vb-nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.vb-logo{font-family:'Unbounded',sans-serif;font-weight:700;font-size:1.3rem;color:#fff;text-decoration:none;display:flex;align-items:center;gap:10px}
.vb-logo svg{width:32px;height:32px}.vb-logo em{font-style:normal;color:var(--lime)}
.vb-menu{display:flex;align-items:center;gap:24px;list-style:none;margin:0;padding:0}
.vb-menu a{color:#cdd9d6;text-decoration:none;font-weight:600;font-size:.9rem}.vb-menu a:hover{color:var(--lime)}
.vb-burger{display:none;background:none;border:0;color:#fff;font-size:1.7rem;cursor:pointer}
.vb-prog{height:3px;background:transparent}.vb-prog i{display:block;height:3px;width:0;background:var(--aqua)}
@media(max-width:991px){.vb-burger{display:block}.vb-menu{position:absolute;top:100%;left:0;right:0;background:var(--gr);flex-direction:column;align-items:stretch;gap:0;display:none;border-top:1px solid #243038}.vb-menu.open{display:flex}.vb-menu li{padding:13px 22px;border-bottom:1px solid #1d2830}}
/* hero */
.vb-hero{position:relative;overflow:hidden;background:radial-gradient(1000px 500px at 85% 20%,#173a52 0%,transparent 60%),var(--gr);color:#dbe7e4;padding:60px 0 80px}
.vb-hero canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:auto}
.vb-hero .container{position:relative;z-index:2;pointer-events:none}
.vb-hero .container a,.vb-hero .container button{pointer-events:auto}
.vb-pill{display:inline-block;background:rgba(189,242,74,.12);border:1px solid rgba(189,242,74,.5);color:var(--lime);font-weight:800;font-size:.72rem;letter-spacing:1.4px;text-transform:uppercase;padding:7px 16px;border-radius:999px}
.vb-hero h1{color:#fff;font-size:2.5rem;margin:18px 0 18px}
.vb-hero h1 mark{background:none;color:var(--lime);background-image:linear-gradient(var(--aqua),var(--aqua));background-repeat:no-repeat;background-size:0 3px;background-position:0 100%;animation:vbSweep 1.2s .5s ease forwards;padding-bottom:3px}
@keyframes vbSweep{to{background-size:100% 3px}}
@media(max-width:600px){.vb-hero h1{font-size:1.65rem}}
.vb-qa{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--notch);padding:18px 22px}
.vb-qa b.t{display:block;color:var(--aqua);font-size:.7rem;letter-spacing:1.6px;text-transform:uppercase;margin-bottom:6px}
.vb-qa p{margin:0;color:#e8f1ef}.vb-qa p+p{margin-top:8px;color:#a9bbb7;font-size:.94rem}
.vb-ticks{list-style:none;padding:0;margin:20px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px}
@media(max-width:600px){.vb-ticks{grid-template-columns:1fr}}
.vb-ticks li{position:relative;padding-left:26px;font-size:.93rem;color:#cdddd9}
.vb-ticks li::before{content:'';position:absolute;left:2px;top:.5em;width:12px;height:7px;border-left:3px solid var(--lime);border-bottom:3px solid var(--lime);transform:rotate(-45deg)}
.vb-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.vb-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:30px}
@media(max-width:600px){.vb-stats{grid-template-columns:repeat(2,1fr)}}
.vb-stat{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:16px 4px 16px 4px;padding:14px;text-align:center}
.vb-stat b{display:block;font-family:'Unbounded',sans-serif;font-size:1.6rem;color:var(--lime);line-height:1.1}
.vb-stat span{font-size:.68rem;text-transform:uppercase;letter-spacing:.9px;color:#9db1ad;font-weight:700}
.vb-hero-media{position:relative;display:flex;justify-content:center;align-items:center;min-height:380px}
.vb-ring{position:absolute;width:min(380px,86%);aspect-ratio:1;border-radius:50%;border:2px dashed rgba(52,209,191,.5);animation:vbSpin 40s linear infinite}
.vb-ring::after{content:'';position:absolute;top:-7px;left:50%;width:14px;height:14px;border-radius:50%;background:var(--lime);box-shadow:0 0 18px var(--lime)}
@keyframes vbSpin{to{transform:rotate(360deg)}}
.vb-hero-media img{position:relative;animation:vbFloat 6s ease-in-out infinite;filter:drop-shadow(0 26px 30px rgba(0,0,0,.55))}
@keyframes vbFloat{50%{transform:translateY(-14px)}}
.vb-hero-media .vb-tip{position:absolute;bottom:4%;right:2%;background:rgba(15,20,24,.85);border:1px solid rgba(189,242,74,.4);color:#dff6a8;font-size:.72rem;font-weight:700;padding:6px 12px;border-radius:10px;pointer-events:none}
@media(max-width:991px){.vb-hero-media{order:-1;min-height:300px}.vb-hero{padding:34px 0 56px}}
/* sections */
.vb-sec{padding:84px 0;position:relative}
.vb-sec.alt{background:var(--paper2)}
.vb-sec.dk{background:var(--gr);color:#cfdcd9}
.vb-sec.dk h2,.vb-sec.dk h3,.vb-sec.dk h4{color:#fff}
.vb-head{max-width:760px;margin:0 0 38px}.vb-head.c{margin-left:auto;margin-right:auto;text-align:center}
.vb-eye{display:inline-block;font-weight:800;font-size:.72rem;letter-spacing:2px;text-transform:uppercase;color:var(--lime-dk);margin-bottom:10px}
.vb-sec.dk .vb-eye{color:var(--lime)}
.vb-head h2{font-size:2rem}
.vb-head p{margin:14px 0 0;color:var(--mut)}.vb-sec.dk .vb-head p{color:#a9bbb7}
@media(max-width:600px){.vb-head h2{font-size:1.45rem}.vb-sec{padding:58px 0}}
/* cards */
.vb-card{background:var(--card);border:1px solid var(--line);border-radius:var(--notch);padding:24px;height:100%}
.vb-card h4{font-size:1.05rem;margin-bottom:8px}.vb-card p{margin:0;font-size:.93rem;color:var(--mut)}
/* badges */
.vb-badge{background:#fff;border:1px solid var(--line);border-radius:var(--notch);padding:16px;text-align:center;height:100%}
.vb-badge .tile{background:#fff;height:92px;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.vb-badge .tile img{max-height:88px;width:auto;object-fit:contain}
.vb-badge b{display:block;font-size:.92rem}.vb-badge span{font-size:.76rem;color:var(--mut)}
/* split / frames */
.vb-frame{background:linear-gradient(150deg,#e1f0d4,#fff);border:1px solid var(--line);border-radius:var(--notch);padding:28px;box-shadow:12px 12px 0 var(--lime)}
.vb-frame img{margin:0 auto;max-height:420px;width:auto}
.vb-copy p{margin:0 0 14px}.vb-copy strong{color:var(--gr)}
.vb-note{border-left:5px solid var(--aqua);background:#fff;border-radius:0 14px 14px 0;padding:14px 18px;margin:18px 0;font-size:.95rem}
/* edu */
.vb-edu{background:#fff;border:1px solid var(--line);border-radius:var(--notch);padding:22px;height:100%}
.vb-edu h4{font-size:1rem;margin-bottom:8px}.vb-edu p{margin:0;font-size:.93rem;color:var(--mut)}
.vb-links{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.vb-links a{background:var(--gr);color:var(--lime);font-size:.82rem;font-weight:700;padding:7px 14px;border-radius:999px;text-decoration:none}
.vb-links a:hover{background:var(--lime);color:var(--gr)}
/* pricing */
.vb-price{background:#fff;border:2px solid var(--gr);border-radius:var(--notch);padding:30px 22px 24px;text-align:center;height:100%;display:flex;flex-direction:column;position:relative}
.vb-price.top{background:var(--gr);color:#cfe0dc;border-color:var(--gr);box-shadow:0 0 0 3px var(--lime)}
.vb-price.top h3,.vb-price.top .pv,.vb-price.top .tt{color:#fff}
.vb-rb{position:absolute;top:-15px;left:50%;transform:translateX(-50%);background:var(--lime);color:var(--gr);font-weight:800;font-size:.7rem;letter-spacing:1.2px;text-transform:uppercase;padding:6px 16px;border-radius:999px;white-space:nowrap}
.vb-price h3{font-size:1.35rem}.vb-price .sb{font-size:.82rem;color:var(--mut)}.vb-price.top .sb{color:#9db4af}
.vb-price img.pk{max-height:170px;width:auto;margin:12px auto;object-fit:contain}
.vb-price .pv{font-family:'Unbounded',sans-serif;font-size:2.6rem;font-weight:600;line-height:1;color:var(--gr)}
.vb-price .pv small{font-family:'Figtree',sans-serif;font-size:.8rem;font-weight:700;color:var(--mut)}.vb-price.top .pv small{color:#9db4af}
.vb-price .tt{font-weight:800;margin-top:4px}.vb-price .sh{font-size:.86rem;color:var(--lime-dk);font-weight:800;margin-bottom:8px}.vb-price.top .sh{color:var(--lime)}
.vb-price ul{list-style:none;margin:8px 0 18px;padding:0;text-align:left;font-size:.9rem;flex:1}
.vb-price li{padding:6px 0 6px 24px;position:relative;border-top:1px dashed rgba(120,140,130,.35)}
.vb-price li::before{content:'';position:absolute;left:2px;top:13px;width:11px;height:6px;border-left:3px solid var(--lime-dk);border-bottom:3px solid var(--lime-dk);transform:rotate(-45deg)}
.vb-price.top li::before{border-color:var(--lime)}
.vb-pnote{margin-top:26px;background:#fff;border:1.5px dashed var(--aqua);border-radius:14px;padding:14px 18px;font-size:.88rem;color:var(--mut)}
/* reasons */
.vb-reasons{counter-reset:r;list-style:none;margin:0;padding:0}
.vb-reasons li{counter-increment:r;background:#fff;border:1px solid var(--line);border-radius:18px 4px 18px 4px;padding:16px 18px 16px 70px;position:relative;margin-bottom:14px;min-height:76px}
.vb-reasons li::before{content:counter(r,decimal-leading-zero);position:absolute;left:16px;top:14px;font-family:'Unbounded',sans-serif;font-size:1.3rem;color:var(--aqua)}
.vb-reasons b{display:block;color:var(--gr)}.vb-reasons span{font-size:.9rem;color:var(--mut)}
/* how */
.vb-how-img{border-radius:var(--notch);overflow:hidden;border:1px solid var(--line);box-shadow:12px 12px 0 var(--aqua);background:#fff}
.vb-step{background:#fff;border:1px solid var(--line);border-radius:var(--notch);padding:22px;height:100%}
.vb-step .n{width:40px;height:40px;border-radius:12px 3px 12px 3px;background:var(--gr);color:var(--lime);font-family:'Unbounded',sans-serif;font-weight:600;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.vb-step h4{font-size:1rem;margin-bottom:6px}.vb-step p{margin:0;font-size:.92rem;color:var(--mut)}
/* reviews / board */
.vb-board{background:var(--gr);border-radius:var(--notch);padding:26px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;text-align:center}
@media(max-width:760px){.vb-board{grid-template-columns:repeat(2,1fr)}}
.vb-board b{display:block;font-family:'Unbounded',sans-serif;font-size:2rem;color:var(--lime);line-height:1.1}
.vb-board span{font-size:.72rem;text-transform:uppercase;letter-spacing:1px;color:#a2b6b1;font-weight:700}
.vb-list{padding-left:20px;margin:10px 0 0;font-size:.92rem;color:var(--mut)}.vb-list li{margin-bottom:5px}
.vb-pro h4{color:var(--lime-dk)}.vb-con h4{color:#b4531f}
/* ingredients */
.vb-ing{background:#fff;border:1px solid var(--line);border-radius:var(--notch);padding:24px;height:100%;position:relative}
.vb-ing .tag{display:inline-block;font-size:.66rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;background:var(--warn);color:var(--gr);padding:3px 10px;border-radius:999px;margin-bottom:10px}
.vb-ing h4{font-size:1.05rem;margin-bottom:8px}.vb-ing p{margin:0;font-size:.92rem;color:var(--mut)}
.vb-ing .em{font-size:1.7rem;margin-bottom:4px}
.vb-ing.ink{background:var(--gr);border-color:var(--gr)}.vb-ing.ink h4{color:#fff}.vb-ing.ink p{color:#a9bbb7}
/* guarantee */
.vb-guar{background:#fff;border:1px solid var(--line);border-radius:var(--notch);padding:34px;box-shadow:12px 12px 0 var(--lime)}
.vb-guar h3{font-size:1.6rem;margin-bottom:12px}
/* faq */
.vb-faq details{background:#fff;border:1px solid var(--line);border-radius:16px 4px 16px 4px;margin-bottom:12px;padding:0 22px}
.vb-faq summary{cursor:pointer;list-style:none;padding:18px 34px 18px 0;position:relative;font-family:'Unbounded',sans-serif;font-weight:500;font-size:.95rem;color:var(--gr)}
.vb-faq summary::-webkit-details-marker{display:none}
.vb-faq summary::after{content:'+';position:absolute;right:0;top:14px;font-size:1.5rem;color:var(--lime-dk);font-family:'Figtree',sans-serif}
.vb-faq details[open] summary::after{content:'\2212'}
.vb-faq details p{margin:0 0 18px;color:var(--mut);font-size:.95rem}
.vb-refs a{color:var(--blue);font-weight:700}.vb-refs li{margin-bottom:8px}
/* final */
.vb-final{background:var(--gr);border-radius:var(--notch);padding:52px 26px;text-align:center;color:#c1d2ce;position:relative;overflow:hidden}
.vb-final h2{color:#fff;font-size:1.9rem;max-width:680px;margin:0 auto 12px}
.vb-final img{max-width:300px;margin:18px auto}
.vb-final .pr{display:inline-block;background:var(--lime);color:var(--gr);font-family:'Unbounded',sans-serif;font-weight:600;padding:6px 20px;border-radius:12px 3px 12px 3px;margin-bottom:18px}
@media(max-width:600px){.vb-final h2{font-size:1.4rem}}
/* footer */
.vb-foot{background:#0a0e11;color:#93a6a2;padding:56px 0 100px;font-size:.86rem;border-top:4px solid var(--lime)}
.vb-foot a{color:#d3e2de;text-decoration:none}.vb-foot a:hover{color:var(--lime)}
.vb-fnav{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:center;font-weight:700;margin-bottom:14px}
.vb-fnav.l2{font-weight:500;color:#93a6a2;margin-bottom:22px;padding-bottom:22px;border-bottom:1px solid #1b262d}
.vb-fbox{background:#10171c;border:1px solid #1d2a32;border-radius:14px 4px 14px 4px;padding:16px 20px;margin-bottom:14px}
.vb-fbox b{color:var(--lime);display:block;margin-bottom:4px;font-size:.78rem;letter-spacing:1.2px;text-transform:uppercase}
.vb-copy2{text-align:center;margin-top:24px;color:#6f8480}
/* sticky bar */
.vb-bar{position:fixed;left:0;right:0;bottom:0;z-index:1030;background:var(--gr);border-top:3px solid var(--lime);padding:10px 16px;display:none;align-items:center;justify-content:space-between;gap:12px;transform:translateY(110%);transition:transform .3s}
.vb-bar.on{transform:none}
.vb-bar b{color:var(--lime);font-family:'Unbounded',sans-serif;font-size:1.05rem}.vb-bar small{display:block;color:#93a6a2;font-size:.7rem}
@media(max-width:767px){.vb-bar{display:flex}}
/* reveal (gated by .js) */
.js .vb-rv{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.js .vb-rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js .vb-rv{opacity:1;transform:none}.vb-ring,.vb-hero-media img{animation:none}.vb-hero h1 mark{animation:none;background-size:100% 3px}}
/* inner pages */
.vb-page{background:var(--gr);color:#cfdcd9;padding:52px 0 46px;position:relative;overflow:hidden}
.vb-page::after{content:'';position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;border:2px dashed rgba(52,209,191,.3)}
.vb-page h1{color:#fff;font-size:2rem;max-width:820px;position:relative;z-index:1}
.vb-page p{max-width:760px;margin:14px 0 0;position:relative;z-index:1;color:#b9cbc7}
.vb-crumb{font-size:.8rem;color:#8fa6a1;margin-bottom:12px;position:relative;z-index:1}.vb-crumb a{color:var(--lime);text-decoration:none}
@media(max-width:600px){.vb-page h1{font-size:1.45rem}}
.vb-art{padding:50px 0 70px}
.vb-art h2{font-size:1.4rem;margin:38px 0 12px}.vb-art h3{font-size:1.1rem;margin:24px 0 8px}
.vb-art p{margin:0 0 15px}.vb-art ul,.vb-art ol{margin:0 0 16px;padding-left:22px}.vb-art li{margin-bottom:6px}
.vb-art a{color:var(--blue);font-weight:700}
.vb-art .vb-btn,.vb-art .vb-ghost{text-decoration:none}.vb-art .vb-btn{color:var(--gr)}.vb-art .vb-ghost{color:var(--gr)}
.vb-qb{background:#fff;border:1px solid var(--line);border-left:6px solid var(--lime);border-radius:0 18px 18px 0;padding:18px 22px;margin:0 0 28px}
.vb-qb b.t{display:block;font-size:.7rem;letter-spacing:1.6px;text-transform:uppercase;color:var(--lime-dk);margin-bottom:4px}
.vb-meta{font-size:.84rem;color:var(--mut);margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.vb-rel{margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.vb-rel h3{font-size:.8rem;letter-spacing:1.6px;text-transform:uppercase;color:var(--lime-dk);margin:0 0 12px;font-family:'Figtree',sans-serif;font-weight:800}
.vb-rel ul{list-style:none;padding:0}
.vb-scroll{overflow-x:auto;margin:14px 0}
.vb-table{width:100%;border-collapse:collapse;font-size:.92rem;background:#fff}
.vb-table th,.vb-table td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.vb-table thead th{background:var(--gr);color:#fff}
.vb-bcard{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--notch);padding:22px;height:100%;text-decoration:none;color:var(--txt);transition:transform .2s,box-shadow .2s}
.vb-bcard:hover{transform:translateY(-4px);box-shadow:8px 8px 0 var(--lime)}
.vb-bcard .cat{font-size:.68rem;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;color:var(--lime-dk)}
.vb-bcard h3{font-size:1rem;margin:8px 0;color:var(--gr)}.vb-bcard p{font-size:.9rem;color:var(--mut);margin:0}
.vb-form label{font-weight:700;font-size:.9rem;display:block;margin-bottom:4px}
.vb-form input,.vb-form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;margin-bottom:14px;background:#fff}
body{overflow-x:clip}@media(max-width:600px){.vb-frame,.vb-guar,.vb-how-img{box-shadow:6px 6px 0 var(--lime)}}
.vb-hero-media picture{display:block;width:min(300px,76%);position:relative}.vb-hero-media picture img{max-width:100%;width:100%}
@media(max-width:991px){.vb-hero-media{order:0}}
.vb-menu a.vb-btn,.vb-menu a.vb-btn:hover{color:var(--gr)}
@media(max-width:991px){.vb-hero-media .vb-tip{display:none}.vb-menu a.vb-btn{display:flex}}