/* InZero — site styles (Monaco-influenced: black, serif display, quiet sans) */
:root{
  --bg:#070707;
  --panel:#101010;
  --card:#0E0E0E;
  --text:#F4F3F0;
  --muted:#969691;
  --dim:#5E5E5A;
  --hairline:rgba(255,255,255,.12);
  --navbg:rgba(10,10,10,.82);
  --navbg2:rgba(7,7,7,.96);
  --btnbg:#F4F3F0;
  --btnfg:#0A0A0A;
  --posttext:#C9C8C4;
  --btnglow:rgba(244,243,240,.22);
  --maxw:1040px;
}
html[data-theme="light"]{
  --bg:#FAF9F5;
  --panel:#FFFFFF;
  --card:#FFFFFF;
  --text:#1B1A16;
  --muted:#5C5B55;
  --dim:#8A887F;
  --hairline:rgba(25,24,18,.14);
  --navbg:rgba(250,249,245,.85);
  --navbg2:rgba(250,249,245,.97);
  --btnbg:#1B1A16;
  --btnfg:#FAF9F5;
  --posttext:#3B3A33;
  --btnglow:rgba(27,26,22,.22);
}
*{margin:0;padding:0;box-sizing:border-box}
::selection{background:#2EE6A0;color:#070707}
h1,h2{text-wrap:balance}
html{scroll-behavior:smooth;overflow-x:hidden}
body{overflow-x:clip}
html{background:var(--bg)}
body{
  transition:background .3s ease,color .3s ease;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-size:15px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
a:focus-visible,.btn:focus-visible{outline:2px solid #2EE6A0;outline-offset:3px;border-radius:4px}
/* film grain */
body::after{content:"";position:fixed;inset:0;z-index:200;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E")}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.serif{font-family:'Newsreader',Georgia,serif}

/* ---------- top bar (logo left, links, CTA right) ---------- */
.topbar{position:fixed;top:0;left:0;right:0;z-index:60;background:var(--navbg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--hairline);transition:background .25s ease}
body.scrolled .topbar{background:var(--navbg2)}
.topbar-inner{max-width:1120px;margin:0 auto;padding:0 28px;height:68px;display:flex;align-items:center;gap:36px}
.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk',Inter,sans-serif;font-weight:600;font-size:21px;letter-spacing:-.03em;color:var(--text)}
.brand svg{display:block}
.nav-links{display:flex;gap:26px;font-size:14px;color:var(--muted)}
.nav-links a:hover{color:var(--text)}
.nav-links a.active{color:var(--text)}
.nav-links .btn{display:none}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.theme-btn{background:none;border:1px solid var(--hairline);border-radius:100px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--muted);transition:color .2s ease,border-color .2s ease}
.theme-btn:hover{color:var(--text);border-color:var(--text)}
.ic-moon{display:none}
html[data-theme="light"] .ic-sun{display:none}
html[data-theme="light"] .ic-moon{display:block}
.menu-btn{display:none;background:none;border:0;cursor:pointer;padding:10px 4px}
.menu-btn span{display:block;width:20px;height:2px;background:var(--text);margin:4px 0;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
body.nav-open .menu-btn span:nth-child(1){transform:translateY(6px) rotate(45deg)}
body.nav-open .menu-btn span:nth-child(2){opacity:0}
body.nav-open .menu-btn span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;background:var(--btnbg);color:var(--btnfg);
  font-weight:500;font-size:13.5px;padding:10px 22px;border-radius:100px;
  transition:opacity .15s ease, transform .15s ease;
}
.btn:hover{opacity:.92;transform:translateY(-1px);box-shadow:0 0 28px var(--btnglow)}
.btn-lg{font-size:15px;padding:14px 30px}
.btn-ghost{background:transparent;color:var(--muted);padding:10px 6px}
.btn-ghost:hover{color:var(--text);opacity:1;transform:none}

/* ---------- proof quotes row ---------- */
.proof{padding:120px 0 26px}
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;text-align:center}
.proof-item h5{font-family:'Newsreader',Georgia,serif;font-weight:500;font-size:17px;margin-bottom:4px}
.proof-item .src{font-size:11px;letter-spacing:.06em;color:var(--dim);text-transform:uppercase;margin-bottom:12px}
.proof-item p{font-family:'Newsreader',Georgia,serif;font-size:15.5px;line-height:1.45;color:var(--muted)}
.proof-item p b{color:var(--text);font-weight:500}

/* ---------- hero ---------- */
.hero{padding:110px 0 130px;text-align:center;position:relative}
.hero::before{content:"";position:absolute;left:50%;top:-60px;transform:translateX(-50%);width:min(900px,100vw);height:480px;pointer-events:none;
  background:radial-gradient(ellipse 50% 50% at 50% 40%,rgba(64,86,161,.16),transparent 70%)}
.hero .wrap{position:relative}
.hero h1{
  font-family:'Newsreader',Georgia,serif;font-weight:400;
  font-size:clamp(42px,6vw,68px);line-height:1.1;letter-spacing:-.015em;
  max-width:760px;margin:0 auto 26px;
}
.hero .sub{font-size:15.5px;color:var(--muted);max-width:500px;margin:0 auto 36px}

/* typewriter */
.tw{font-style:italic;color:var(--text)}
.tw-cursor{display:inline-block;width:2px;height:.95em;background:var(--text);margin-left:3px;vertical-align:-.08em;animation:blink 1s step-end infinite}
@keyframes blink{50%{opacity:0}}

/* visual band (abstract) */
.band{
  height:340px;border-radius:16px;overflow:hidden;position:relative;
  background:
    radial-gradient(ellipse 70% 120% at 50% 130%, rgba(64,86,161,.32), transparent 60%),
    radial-gradient(ellipse 50% 80% at 70% -20%, rgba(255,255,255,.05), transparent 55%),
    #0D0D0D;
  border:1px solid rgba(127,127,127,.25);
  display:flex;align-items:center;justify-content:center;
}
.band svg{opacity:.9}

/* ---------- sections ---------- */
section{padding:120px 0}
h2{
  font-family:'Newsreader',Georgia,serif;font-weight:400;
  font-size:clamp(30px,3.8vw,44px);line-height:1.12;letter-spacing:-.01em;
  max-width:560px;margin-bottom:18px;
}
.lede{font-size:15px;color:var(--muted);max-width:460px}

/* split layout: heading left, list right */
.split{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}

/* Monaco-style indicator list */
.list{margin-top:8px}
.item{border-left:2px solid rgba(255,255,255,.16);padding:14px 0 14px 22px;margin-bottom:10px;transition:border-color .25s ease;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.item h4{font-size:14.5px;font-weight:500;color:var(--muted);transition:color .25s ease}
.item p{font-size:13.5px;color:var(--dim);max-width:380px;margin-top:0;max-height:0;overflow:hidden;opacity:0;transition:max-height .4s ease,opacity .3s ease,margin-top .3s ease}
.item.open{border-color:#2EE6A0}
.item.open h4{color:var(--text)}
.item.open p{max-height:140px;opacity:1;margin-top:6px}
@media(hover:hover){
  .item:hover{border-color:var(--text)}
  .item:hover h4{color:var(--text)}
}

/* centered section heading */
.center{text-align:center}
.center h2,.center .lede{margin-left:auto;margin-right:auto}

/* final cta */
.cta{padding:150px 0;text-align:center}
.cta .mark{margin-bottom:34px;display:flex;justify-content:center;color:var(--text)}
.cta h2{max-width:620px;margin:0 auto 34px}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--hairline);padding:44px 0;font-size:12.5px;color:var(--dim)}
.foot{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot .col{display:flex;flex-direction:column;gap:10px}
.foot a:hover{color:var(--text)}
.foot .brand{font-size:14px}

/* ---------- blog ---------- */
.post{max-width:640px;margin:0 auto;padding:180px 32px 40px}
.post .kicker{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:22px}
.post h1{font-family:'Newsreader',Georgia,serif;font-weight:400;font-size:clamp(34px,4.6vw,52px);line-height:1.1;letter-spacing:-.015em;margin-bottom:18px}
.post .deck{font-family:'Newsreader',Georgia,serif;font-style:italic;font-size:19px;color:var(--muted);margin-bottom:28px;line-height:1.45}
.post .byline{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);padding-bottom:34px;border-bottom:1px solid var(--hairline);margin-bottom:42px}
.post p{font-size:16.5px;line-height:1.8;color:var(--posttext);margin-bottom:24px}
.post p strong{color:var(--text);font-weight:500}
.post p a{color:var(--text);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--hairline)}
.post p a:hover{text-decoration-color:var(--text)}
.post .pull{font-family:'Newsreader',Georgia,serif;font-style:italic;font-size:26px;line-height:1.35;color:var(--text);border-left:2px solid var(--text);padding-left:24px;margin:38px 0}
.post .srcs{font-size:13px;color:var(--dim);border-top:1px solid var(--hairline);padding-top:22px;margin-top:46px;line-height:1.9}
.post .srcs a{color:var(--muted);text-decoration:underline;text-underline-offset:3px}
.post .srcs a:hover{color:var(--text)}

/* ---------- pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px}
.price-card{border:1px solid var(--hairline);border-radius:18px;padding:36px 32px;background:var(--card);display:flex;flex-direction:column}
.price-card.hot{border-color:rgba(46,230,160,.5)}
.price-card .plan{font-size:12px;letter-spacing:.12em;color:var(--muted);text-transform:uppercase;margin-bottom:18px}
.price-card.hot .plan{color:#2EE6A0}
.price-card .amt{font-family:'Newsreader',Georgia,serif;font-size:46px;line-height:1;color:var(--text)}
.price-card .per{font-size:13px;color:var(--dim);margin:8px 0 24px}
.price-card ul{list-style:none;margin:0 0 28px;flex:1}
.price-card li{padding:9px 0;font-size:13.5px;color:var(--muted);border-top:1px solid var(--hairline)}
.price-card li:first-child{border-top:none}
.price-card li::before{content:"—";color:#2EE6A0;margin-right:10px}
.price-card .btn{text-align:center}
.price-note{margin-top:26px;font-size:12.5px;color:var(--dim);text-align:center}
@media(max-width:860px){.price-grid{grid-template-columns:1fr}}

/* reveal */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

@media(max-width:880px){
  .topbar-inner{height:60px;padding:0 20px;gap:16px}
  .brand{font-size:20px}
  .nav-links{display:none}
  body.nav-open .nav-links{display:flex;flex-direction:column;align-items:flex-start;gap:18px;position:fixed;top:60px;left:0;right:0;z-index:55;background:var(--bg);border-bottom:1px solid var(--hairline);padding:26px 24px 30px;font-size:17px;color:var(--text)}
  body.nav-open .nav-links .btn{display:inline-block;margin-top:8px;font-size:15px;padding:12px 24px}
  .nav-cta{display:none}
  .menu-btn{display:block}
  .proof-grid{grid-template-columns:1fr;gap:28px}
  .proof{padding-top:100px}
  .split{grid-template-columns:1fr;gap:40px}
  section{padding:80px 0}
  .hero{padding:70px 0 90px}
  .band{height:240px}
}