/* ==========================================================================
   Venom VPN — landing. Dark-only, brand tokens shared with the app & panel.
   ========================================================================== */

:root {
  --void:#050908; --bg:#080d0b; --surface:#0e1512; --surface-alt:#141d19;
  --card:#121a16; --border:#1e2a25; --border-hi:#2a3a33;
  --venom:#2fe38c; --venom-bright:#5cffb0; --venom-dim:#1c8f5e; --venom-fg:#04160e;
  --warn:#ffc24b; --violet:#8c7bff;
  --hi:#eaf6f0; --md:#9cb2a9; --lo:#61756d;
  --wrap:1160px; --radius:16px; --radius-lg:24px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Inter,sans-serif;
}

/* ==========================================================================
   Mathematical paper system — precise, technical, and deliberately subtle.
   ========================================================================== */
:root{--mono:'SFMono-Regular',Consolas,'Liberation Mono',monospace;--grid-minor:rgba(76,136,107,.075);--grid-major:rgba(76,136,107,.13);--radius:6px;--radius-lg:8px}
.paper-grid{position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(var(--grid-minor) 1px,transparent 1px),linear-gradient(90deg,var(--grid-minor) 1px,transparent 1px),linear-gradient(var(--grid-major) 1px,transparent 1px),linear-gradient(90deg,var(--grid-major) 1px,transparent 1px);background-size:24px 24px,24px 24px,120px 120px,120px 120px;background-position:-1px -1px}
.btn{border-radius:4px}.btn::before{content:'[';opacity:.55}.btn::after{content:']';opacity:.55}
.badge{border-radius:3px}
.nav__inner{position:relative}.nav__inner::before{content:'00° / HOME';position:absolute;bottom:2px;font:9px var(--mono);letter-spacing:.12em;color:var(--lo)}
.hero::before,.hero::after{content:'';position:absolute;top:30px;width:18px;height:18px;border-color:var(--venom-dim);opacity:.7}.hero::before{left:24px;border-left:1px solid;border-top:1px solid}.hero::after{right:24px;border-right:1px solid;border-top:1px solid}
.hero__index{display:flex;flex-wrap:wrap;gap:10px 22px;font:10px var(--mono);letter-spacing:.1em;color:var(--lo)}
.hero__index{padding-bottom:16px;margin-bottom:18px;border-bottom:1px solid var(--border)}.hero__index span:last-child{margin-left:auto}
.phone{border-radius:32px}.phone::before{content:'NODE / 01';position:absolute;right:-66px;top:58px;font:9px var(--mono);letter-spacing:.12em;color:var(--venom);transform:rotate(90deg)}
.strip{background:rgba(14,21,18,.82)}.strip__item{padding-left:14px;border-left:1px solid var(--venom-dim);position:relative}.strip__item::before{content:'+';position:absolute;left:-4px;top:-18px;color:var(--venom);font:12px var(--mono);background:var(--surface)}
.section{position:relative}.section::after{content:'SHEET / ' attr(data-sheet);position:absolute;right:18px;top:50%;transform:rotate(90deg) translateY(-50%);transform-origin:right top;font:9px var(--mono);letter-spacing:.18em;color:var(--lo)}
.section--alt{background:rgba(14,21,18,.84)}
.section__head{position:relative;padding-left:23px;border-left:1px solid var(--venom-dim)}.section__head::before,.section__head::after{content:'';position:absolute;left:-5px;width:9px;height:1px;background:var(--venom-dim)}.section__head::before{top:0}.section__head::after{bottom:0}
.eyebrow{font-family:var(--mono)}
.device,.feature,.plan{position:relative}.device::after,.feature::after,.plan::after{content:'+';position:absolute;right:7px;top:2px;color:var(--venom-dim);font:12px var(--mono)}
.device__icon,.feature__ico,.app__server,.app__stats div,.tag,.plan__flag{border-radius:4px}
.feature__ico{font-family:var(--mono)}

@media(max-width:700px){.paper-grid{background-size:20px 20px,20px 20px,100px 100px,100px 100px}.hero__index span:last-child{display:none}.section::after,.phone::before,.nav__inner::before{display:none}.section__head{padding-left:16px}.hero::before{left:12px}.hero::after{right:12px}}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;background:var(--bg);color:var(--hi);font-family:var(--font);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;line-height:1.15;letter-spacing:-.02em;font-weight:800}
p{margin:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap--narrow{max-width:800px}
.grad{background:linear-gradient(120deg,var(--venom-bright),var(--venom) 55%,var(--venom-dim));
  -webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 22px;border:1px solid transparent;border-radius:12px;
  background:var(--venom);color:var(--venom-fg);font:inherit;font-weight:700;font-size:15px;
  cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,filter .16s ease;
  box-shadow:0 8px 26px rgba(47,227,140,.22);
}
.btn:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 12px 34px rgba(47,227,140,.32)}
.btn--lg{padding:15px 26px;font-size:16px}
.btn--sm{padding:9px 16px;font-size:14px}
.btn--block{width:100%}
.btn--ghost{background:transparent;border-color:var(--border-hi);color:var(--hi);box-shadow:none}
.btn--ghost:hover{background:var(--surface-alt);box-shadow:none}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.ico{width:19px;height:19px;flex:none}

/* ---------- Badges / tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 14px;border-radius:999px;
  background:rgba(47,227,140,.09);border:1px solid rgba(47,227,140,.28);
  color:var(--venom);font-size:13px;font-weight:600;
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--venom);
  box-shadow:0 0 10px var(--venom);animation:pulse 2.2s ease-in-out infinite}
.dot--lg{width:9px;height:9px}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

.tag{display:inline-flex;align-items:center;gap:7px;padding:4px 11px;border-radius:8px;
  font-size:12px;font-weight:700;letter-spacing:.02em}
.tag--live{background:rgba(47,227,140,.14);color:var(--venom)}
.tag--soon{background:rgba(255,194,75,.14);color:var(--warn)}
.tag--plan{background:rgba(156,178,169,.12);color:var(--md)}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(8,13,11,.72);border-bottom:1px solid transparent;transition:border-color .2s,background .2s}
.nav.is-stuck{border-bottom-color:var(--border);background:rgba(8,13,11,.9)}
.nav__inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand__text{font-weight:900;letter-spacing:.12em;font-size:15px}
.brand__text b{color:var(--venom);font-weight:900;margin-left:.4em}
.nav__links{display:flex;gap:28px;margin-left:auto}
.nav__links a{color:var(--md);font-size:15px;font-weight:600;transition:color .15s}
.nav__links a:hover{color:var(--hi)}
.nav__actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav__links+.nav__actions{margin-left:0}
.nav__burger{display:none;flex-direction:column;gap:5px;width:42px;height:38px;
  align-items:center;justify-content:center;background:transparent;border:1px solid var(--border);
  border-radius:10px;cursor:pointer}
.nav__burger span{width:18px;height:2px;background:var(--hi);border-radius:2px;transition:.2s}

/* ---------- Hero ---------- */
.hero{position:relative;padding:76px 0 96px;overflow:hidden}
.hero__aura{position:absolute;top:-320px;left:50%;transform:translateX(-50%);
  width:1100px;height:800px;pointer-events:none;
  background:radial-gradient(circle,rgba(47,227,140,.16),transparent 62%)}
.hero__grid{position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(var(--border) 1px,transparent 1px),
                   linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%)}
.hero__inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;
  gap:56px;align-items:center}
.hero__title{font-size:clamp(42px,6.2vw,72px);margin:22px 0 20px;font-weight:900}
.hero__sub{color:var(--md);font-size:18px;max-width:52ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin:26px 0 0;padding:0;list-style:none}
.hero__meta li{color:var(--lo);font-size:14px;display:flex;align-items:center;gap:8px}
.hero__meta li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--venom)}

/* ---------- Phone mockup ---------- */
.hero__device{display:flex;justify-content:center}
.phone{
  position:relative;width:286px;padding:12px;border-radius:42px;
  background:linear-gradient(160deg,#1d2a24,#0c1310);
  border:1px solid var(--border-hi);
  box-shadow:0 40px 90px rgba(0,0,0,.6),0 0 70px rgba(47,227,140,.13);
  animation:float 6s ease-in-out infinite;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.phone__notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);
  width:86px;height:20px;background:#0a100d;border-radius:0 0 14px 14px;z-index:2}
.phone__screen{background:var(--void);border-radius:32px;padding:34px 18px 20px;
  display:flex;flex-direction:column;gap:14px;min-height:520px}
.app__bar{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:900;letter-spacing:.1em}
.app__bar b{color:var(--venom)}
.app__status{display:flex;align-items:center;justify-content:center;gap:8px;
  color:var(--venom);font-weight:700;font-size:15px;margin-top:10px}
.app__ip{text-align:center;color:var(--lo);font-size:12px;margin-top:-8px}
.app__power{position:relative;display:flex;align-items:center;justify-content:center;
  height:200px;margin:4px 0}
.app__ring{position:absolute;width:172px;height:172px;border-radius:50%;
  border:2px solid rgba(47,227,140,.22);
  box-shadow:0 0 40px rgba(47,227,140,.22) inset;animation:ring 3s ease-in-out infinite}
@keyframes ring{0%,100%{transform:scale(1);opacity:.9}50%{transform:scale(1.06);opacity:.5}}
.app__btn{width:124px;height:124px;border-radius:50%;
  background:linear-gradient(150deg,var(--venom-bright),var(--venom) 55%,var(--venom-dim));
  color:var(--venom-fg);display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:2px;box-shadow:0 0 44px rgba(47,227,140,.5)}
.app__btn svg{width:38px;height:38px}
.app__btn span{font-size:11px;font-weight:900;letter-spacing:.12em}
.app__server{display:flex;align-items:center;gap:11px;background:var(--card);
  border:1px solid var(--border);border-radius:14px;padding:11px}
.app__flag{width:34px;height:34px;flex:none;border-radius:9px;background:var(--surface-alt);
  border:1px solid var(--border);display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800}
.app__server b{display:block;font-size:12.5px}
.app__server small{color:var(--lo);font-size:10.5px}
.app__stats{display:flex;gap:8px}
.app__stats div{flex:1;background:var(--card);border:1px solid var(--border);
  border-radius:12px;padding:9px 6px;text-align:center}
.app__stats b{display:block;font-size:12.5px}
.app__stats small{color:var(--lo);font-size:9.5px}

/* ---------- Trust strip ---------- */
.strip{border-block:1px solid var(--border);background:var(--surface)}
.strip__inner{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 24px}
.strip__item b{display:block;font-size:16px}
.strip__item span{color:var(--lo);font-size:13.5px}

/* ---------- Sections ---------- */
.section{padding:96px 0}
.section--alt{background:var(--surface);border-block:1px solid var(--border)}
.section__head{max-width:640px;margin-bottom:48px}
.section__head h2{font-size:clamp(28px,3.6vw,40px);margin:12px 0 14px}
.section__head p{color:var(--md);font-size:17px}
.eyebrow{color:var(--venom);font-size:12.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}

/* ---------- Devices ---------- */
.devices{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:20px}
.device{position:relative;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:26px 22px;display:flex;flex-direction:column;
  gap:12px;overflow:hidden;transition:transform .18s ease,border-color .18s ease}
.device:hover{transform:translateY(-4px);border-color:var(--border-hi)}
.device--live{border-color:rgba(47,227,140,.42)}
.device--live:hover{border-color:var(--venom)}
.device--muted{opacity:.72}
.device__glow{position:absolute;top:-70px;right:-70px;width:190px;height:190px;
  background:radial-gradient(circle,rgba(47,227,140,.2),transparent 68%);pointer-events:none}
.device__icon{width:50px;height:50px;border-radius:14px;background:var(--surface-alt);
  border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--venom)}
.device--live .device__icon{background:rgba(47,227,140,.12);border-color:rgba(47,227,140,.32)}
.device__icon svg{width:26px;height:26px}
/* Tags are flex children of the card column, so stop them stretching full width. */
.device .tag,.device__icon{align-self:flex-start}
.device h3{font-size:20px}
.device p{color:var(--md);font-size:14px;flex:1}
.device .btn{margin-top:6px}
.device__meta{color:var(--lo);font-size:12px;text-align:center}
.devices__note{margin-top:32px;color:var(--md);font-size:15px;text-align:center}
.devices__note a{color:var(--venom);border-bottom:1px solid rgba(47,227,140,.4)}

/* ---------- Features ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px;transition:transform .18s ease,border-color .18s ease}
.feature:hover{transform:translateY(-4px);border-color:var(--border-hi)}
.feature__ico{width:46px;height:46px;border-radius:13px;background:rgba(47,227,140,.10);
  border:1px solid rgba(47,227,140,.24);display:flex;align-items:center;justify-content:center;
  font-size:21px;margin-bottom:16px}
.feature h3{font-size:18px;margin-bottom:8px}
.feature p{color:var(--md);font-size:14.5px}

/* ---------- Plans ---------- */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
.plan{position:relative;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:28px 24px;text-align:center;
  transition:transform .18s ease,border-color .18s ease}
.plan:hover{transform:translateY(-4px);border-color:var(--border-hi)}
.plan--best{border-color:var(--venom);background:linear-gradient(160deg,rgba(47,227,140,.10),transparent 62%)}
.plan__flag{position:absolute;top:-11px;left:50%;transform:translateX(-50%);
  background:var(--venom);color:var(--venom-fg);font-size:11px;font-weight:800;
  padding:4px 12px;border-radius:8px;white-space:nowrap}
.plan h3{font-size:17px;color:var(--md);font-weight:700}
.plan__price{font-size:38px;font-weight:900;margin:10px 0 6px;letter-spacing:-.03em}
.plan__price span{font-size:22px}
.plan p{color:var(--lo);font-size:13.5px}
.plans__note{margin-top:28px;text-align:center;color:var(--md);font-size:14.5px}
.plans__state{grid-column:1/-1;text-align:center;color:var(--md);padding:28px 12px}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px}
.faq details{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 22px;transition:border-color .18s}
.faq details[open]{border-color:var(--border-hi)}
.faq summary{cursor:pointer;font-weight:700;font-size:16px;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--venom);font-size:22px;font-weight:400;line-height:1;flex:none}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--md);font-size:15px;margin-top:12px}

/* ---------- CTA ---------- */
.cta{padding:96px 0;position:relative;overflow:hidden;
  background:radial-gradient(ellipse 60% 100% at 50% 100%,rgba(47,227,140,.13),transparent 70%)}
.cta__inner{text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
.cta h2{font-size:clamp(28px,4vw,42px)}
.cta p{color:var(--md);font-size:17px}
.cta .hero__cta{justify-content:center;margin-top:14px}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--border);background:var(--surface);padding:34px 0}
.footer__inner{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.footer__links{display:flex;gap:22px;margin:0 auto;flex-wrap:wrap}
.footer__links a{color:var(--md);font-size:14.5px}
.footer__links a:hover{color:var(--venom)}
.footer small{color:var(--lo);font-size:13px}
.footer__disclosure{color:var(--lo);font-size:12.5px;text-align:center;margin:24px 0 0}

/* ---------- Legal and support pages ---------- */
.legal{padding:138px 0 88px;min-height:75vh}
.legal h1{font-size:clamp(36px,5vw,56px);margin:12px 0 8px;letter-spacing:-.035em}
.legal h2{font-size:22px;margin:34px 0 10px}
.legal p,.legal li{color:var(--md);font-size:16px;line-height:1.75}
.legal p{margin:0 0 16px}
.legal ul{padding-left:22px;margin:10px 0 18px}
.legal li{margin:8px 0}
.legal a{color:var(--venom);text-decoration:underline;text-underline-offset:3px}
.legal__updated{color:var(--lo)!important;font-size:14px!important;margin-bottom:30px!important}
.notice{background:var(--card);border:1px solid var(--border-hi);border-radius:var(--radius);padding:20px 22px;margin:14px 0}
.notice strong{color:var(--hi)}
.notice p{margin:8px 0 0}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .hero__inner{grid-template-columns:1fr;gap:48px}
  .hero__device{order:-1}
  .devices{grid-template-columns:repeat(2,1fr)}
  .features{grid-template-columns:repeat(2,1fr)}
  .strip__inner{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .nav__links{position:fixed;inset:72px 0 auto;flex-direction:column;gap:0;
    background:var(--surface);border-bottom:1px solid var(--border);
    padding:8px 24px 20px;display:none}
  .nav__links.is-open{display:flex}
  .nav__links a{padding:14px 0;border-bottom:1px solid var(--border)}
  .nav__burger{display:flex}
  .section{padding:72px 0}
  .devices,.features{grid-template-columns:1fr}
  .strip__inner{grid-template-columns:1fr;gap:18px}
  .footer__inner{flex-direction:column;text-align:center}
  .footer__links{margin:0}
  .hero{padding-top:44px}
  .hero__inner{gap:34px}
  .phone{width:244px;padding:9px;border-radius:28px}
  .phone__screen{min-height:438px;border-radius:22px;padding:30px 14px 15px;gap:10px}
  .app__power{height:154px}
  .app__ring{width:138px;height:138px}
  .app__btn{width:98px;height:98px}
  .app__btn svg{width:30px;height:30px}
  .hero__title{font-size:42px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* Final component geometry for the graph-paper visual language. */
.btn{border-radius:4px}
.badge{border-radius:3px}
.phone{border-radius:32px}
.strip{background:rgba(14,21,18,.82)}
.section--alt{background:rgba(14,21,18,.84)}
.device,.feature,.plan{border-radius:var(--radius-lg)}
.device__icon,.feature__ico,.app__server,.app__stats div,.tag,.plan__flag{border-radius:4px}