/* ============================================================
   cAIdence — Bespoke, AI-integrated software development
   by Cyberry Software · dark / cinematic / AI-forward theme
   ============================================================ */

:root{
  /* base — deep, near-black with cool cast */
  --bg:#0B0E14; --bg-2:#10141D; --panel:#141A24; --panel-2:#192231;
  --line:rgba(255,255,255,.08); --line-soft:rgba(255,255,255,.05);
  /* text */
  --ink:#EAF0F6; --ink-soft:#A7B2C0; --ink-mute:#6B7686;
  /* accent — electric */
  --acc:#00E5C7; --acc-2:#00B8FF; --acc-ink:#04221E;
  --acc-glow:0 0 40px -6px rgba(0,229,199,.45);
  --grad:linear-gradient(120deg,var(--acc),var(--acc-2));
  /* effects */
  --shadow:0 30px 70px -34px rgba(0,0,0,.85);
  --shadow-sm:0 16px 40px -22px rgba(0,0,0,.8);
  /* radius / layout */
  --r:16px; --r-lg:24px; --r-sm:10px; --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px; line-height:1.65; -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
h1,h2,h3,h4{font-family:"Space Grotesk","Inter",system-ui,sans-serif; line-height:1.1; letter-spacing:-.02em; margin:0 0 .5em; font-weight:600}
h1{font-size:clamp(2.3rem,5.5vw,4rem); font-weight:700}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:1.3rem}
p{margin:0 0 1em}
::selection{background:var(--acc); color:var(--acc-ink)}

/* layout helpers */
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 28px}
.section{padding:clamp(64px,9vw,120px) 0; position:relative}
.section.tight{padding:clamp(44px,6vw,80px) 0}
.bg-2{background:var(--bg-2)}
.panel-bg{background:linear-gradient(180deg,var(--bg-2),var(--bg))}
.center{text-align:center}
.mt-1{margin-top:.6rem}.mt-2{margin-top:1.4rem}.mt-3{margin-top:2.2rem}
.lead{font-size:1.18rem; color:var(--ink-soft); max-width:62ch}
.center .lead{margin-left:auto; margin-right:auto}
.muted{color:var(--ink-mute); font-size:.92rem}

/* eyebrow */
.eyebrow{
  display:inline-flex; align-items:center; gap:.6em; text-transform:uppercase;
  letter-spacing:.18em; font-size:.72rem; font-weight:600; color:var(--acc);
  margin:0 0 1rem;
}
.eyebrow::before{content:""; width:26px; height:1px; background:var(--acc); opacity:.7}
.center .eyebrow{justify-content:center}

/* section head */
.section-head{max-width:760px; margin-bottom:clamp(32px,5vw,56px)}
.section-head.center{margin-left:auto; margin-right:auto}

/* brandmark */
.brandmark{font-family:"Space Grotesk",sans-serif; font-weight:700; font-size:1.4rem; letter-spacing:-.02em; color:var(--ink); line-height:1}
.brandmark .ai{color:var(--acc); text-shadow:0 0 18px rgba(0,229,199,.5)}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--grad); --fg:var(--acc-ink);
  display:inline-flex; align-items:center; gap:.5em; font-weight:600; font-size:.98rem;
  background:var(--bg); color:var(--fg); padding:.85em 1.5em; border-radius:100px;
  border:1px solid transparent; cursor:pointer; transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
  box-shadow:var(--acc-glow); white-space:nowrap; font-family:inherit;
}
.btn:hover{transform:translateY(-2px); box-shadow:0 0 50px -4px rgba(0,229,199,.6)}
.btn .ar{transition:transform .25s var(--ease)}
.btn:hover .ar{transform:translateX(4px)}
.btn.btn-sm{padding:.6em 1.15em; font-size:.9rem}
.btn.ghost{--bg:transparent; --fg:var(--ink); border-color:var(--line); box-shadow:none}
.btn.ghost:hover{border-color:var(--acc); color:var(--acc); box-shadow:none}
.cta-row{display:flex; gap:14px; flex-wrap:wrap}
.center .cta-row{justify-content:center}
.textlink{display:inline-flex; align-items:center; gap:.4em; color:var(--acc); font-weight:600; font-size:.95rem}
.textlink svg{transition:transform .2s var(--ease)}
.textlink:hover svg{transform:translateX(4px)}

/* ---------- top bar ---------- */
.topbar{background:var(--bg-2); border-bottom:1px solid var(--line-soft); font-size:.82rem; color:var(--ink-soft)}
.topbar .wrap{display:flex; justify-content:space-between; align-items:center; gap:16px; min-height:38px}
.topbar a{color:var(--ink-soft); display:inline-flex; align-items:center; gap:.4em}
.topbar a:hover{color:var(--acc)}
.tb-left{display:flex; gap:20px}
.tb-right{display:flex; gap:18px; align-items:center}
.tb-right .accent{color:var(--acc)}
@media (max-width:760px){ .tb-hide{display:none} }

/* ---------- nav ---------- */
.nav{position:sticky; top:0; z-index:60; transition:background .3s var(--ease), border-color .3s, backdrop-filter .3s}
.nav.docked{background:rgba(11,14,20,.82); backdrop-filter:blur(14px); border-bottom:1px solid var(--line)}
.nav-in{display:flex; align-items:center; justify-content:space-between; min-height:72px; gap:18px}
.brand{display:flex; flex-direction:column; gap:1px; line-height:1}
.brand-by{font-size:.62rem; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-mute); font-weight:600}
.navlinks{display:flex; gap:30px; align-items:center}
.navlinks a{font-size:.95rem; color:var(--ink-soft); font-weight:500; position:relative; padding:4px 0}
.navlinks a::after{content:""; position:absolute; left:0; right:100%; bottom:-2px; height:2px; background:var(--acc); transition:right .25s var(--ease)}
.navlinks a:hover,.navlinks a[aria-current="page"]{color:var(--ink)}
.navlinks a:hover::after,.navlinks a[aria-current="page"]::after{right:0}
.nav-cta{display:flex; align-items:center; gap:14px}
.burger{display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:8px}
.burger span{width:24px; height:2px; background:var(--ink); border-radius:2px; transition:.25s}
@media (max-width:920px){
  .navlinks{display:none}
  .burger{display:flex}
  .nav-cta .btn{display:none}
}

/* ---------- mobile drawer ---------- */
.drawer{
  position:fixed; inset:0 0 0 auto; width:min(360px,86vw); background:var(--bg-2);
  border-left:1px solid var(--line); z-index:80; transform:translateX(100%);
  transition:transform .35s var(--ease); padding:26px; display:flex; flex-direction:column; gap:6px;
  overflow-y:auto;
}
.drawer.open{transform:none; box-shadow:var(--shadow)}
.d-top{display:flex; justify-content:space-between; align-items:center; margin-bottom:18px}
.d-close{background:none; border:0; color:var(--ink); font-size:2rem; line-height:1; cursor:pointer}
.drawer .d-link{padding:13px 0; border-bottom:1px solid var(--line-soft); font-size:1.05rem; font-weight:500}
.drawer .d-link:hover{color:var(--acc)}
.d-foot{margin-top:auto; padding-top:20px; display:flex; flex-direction:column; gap:10px}
.d-foot a{color:var(--ink-soft); font-size:.95rem}

/* ---------- hero ---------- */
.hero{position:relative; padding:clamp(70px,11vw,140px) 0 clamp(60px,9vw,110px); overflow:hidden}
.hero-grid-bg{position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:46px 46px; mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000 30%,transparent 78%);
}
.hero-glow{position:absolute; z-index:0; width:620px; height:620px; border-radius:50%; filter:blur(120px);
  background:radial-gradient(circle,rgba(0,229,199,.22),transparent 65%); top:-180px; right:-120px; pointer-events:none}
.hero .wrap{position:relative; z-index:2}
.hero-layout{display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center}
.hero h1{margin-bottom:.35em}
.grad{background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; -webkit-text-fill-color:transparent}
.hero h1 .grad{background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent}
.hero .lead{font-size:1.24rem; margin-bottom:1.6rem}
.hero-trust{display:flex; gap:26px; flex-wrap:wrap; margin-top:34px; color:var(--ink-mute); font-size:.86rem}
.hero-trust b{color:var(--ink); font-weight:600}
@media (max-width:900px){ .hero-layout{grid-template-columns:1fr; gap:36px} .hero-visual{order:-1} }

/* pulse/automation visual */
.pulse-card{
  background:linear-gradient(180deg,var(--panel),var(--bg-2)); border:1px solid var(--line);
  border-radius:var(--r-lg); padding:26px; box-shadow:var(--shadow); position:relative; overflow:hidden;
}
.pulse-card::before{content:""; position:absolute; inset:0; background:radial-gradient(circle at 80% 0,rgba(0,229,199,.12),transparent 55%)}
.pulse-head{display:flex; align-items:center; gap:10px; position:relative; margin-bottom:18px; color:var(--ink-soft); font-size:.85rem}
.pulse-dot{width:9px; height:9px; border-radius:50%; background:var(--acc); box-shadow:0 0 0 0 rgba(0,229,199,.6); animation:beat 2s infinite}
@keyframes beat{0%{box-shadow:0 0 0 0 rgba(0,229,199,.5)}70%{box-shadow:0 0 0 12px rgba(0,229,199,0)}100%{box-shadow:0 0 0 0 rgba(0,229,199,0)}}
.flow-row{display:flex; align-items:center; gap:10px; padding:12px 14px; background:var(--bg); border:1px solid var(--line-soft); border-radius:12px; margin-bottom:10px; position:relative; font-size:.92rem}
.flow-row .ic{width:30px; height:30px; flex:0 0 30px; border-radius:8px; display:grid; place-items:center; background:rgba(0,229,199,.12); color:var(--acc)}
.flow-row .tick{margin-left:auto; color:var(--acc); font-size:.82rem; opacity:0; animation:fadein .5s forwards}
.flow-row:nth-child(2) .tick{animation-delay:.6s}
.flow-row:nth-child(3) .tick{animation-delay:1.2s}
.flow-row:nth-child(4) .tick{animation-delay:1.8s}
@keyframes fadein{to{opacity:1}}

/* ---------- page hero (inner pages) ---------- */
.page-hero{position:relative; padding:clamp(56px,8vw,96px) 0 clamp(34px,5vw,56px); overflow:hidden}
.page-hero .hero-glow{width:480px; height:480px; top:-220px; right:-80px}
.page-hero .wrap{position:relative; z-index:2; max-width:840px}
.crumbs{font-size:.84rem; color:var(--ink-mute); margin-bottom:18px; display:flex; gap:8px; flex-wrap:wrap}
.crumbs a:hover{color:var(--acc)}

/* ---------- grids & cards ---------- */
.grid{display:grid; gap:22px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:880px){ .g-3,.g-4{grid-template-columns:repeat(2,1fr)} }
@media (max-width:600px){ .g-2,.g-3,.g-4{grid-template-columns:1fr} }

.card{
  background:linear-gradient(180deg,var(--panel),var(--bg-2)); border:1px solid var(--line);
  border-radius:var(--r); padding:28px; transition:transform .3s var(--ease), border-color .3s, box-shadow .3s; height:100%;
}
.card:hover{transform:translateY(-4px); border-color:rgba(0,229,199,.4); box-shadow:var(--shadow-sm)}
.card .ic{width:48px; height:48px; border-radius:12px; display:grid; place-items:center; margin-bottom:18px;
  background:rgba(0,229,199,.1); color:var(--acc); border:1px solid rgba(0,229,199,.22)}
.card h3{margin-bottom:.4em}
.card p{color:var(--ink-soft); font-size:.96rem; margin-bottom:0}
.card .textlink{margin-top:16px}

/* numbered steps */
.steps{counter-reset:step; display:grid; gap:18px}
.step{display:grid; grid-template-columns:auto 1fr; gap:20px; align-items:start; padding:24px; background:var(--panel); border:1px solid var(--line); border-radius:var(--r)}
.step::before{counter-increment:step; content:counter(step,decimal-leading-zero); font-family:"Space Grotesk",sans-serif; font-weight:700; font-size:1.4rem; color:var(--acc); min-width:46px}
.step h3{margin-bottom:.3em}
.step p{margin-bottom:0; color:var(--ink-soft); font-size:.96rem}

/* feature row */
.feature{display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center}
.feature + .feature{margin-top:clamp(48px,7vw,90px)}
.feature.flip .f-media{order:2}
.f-media{background:linear-gradient(160deg,var(--panel),var(--bg-2)); border:1px solid var(--line); border-radius:var(--r-lg); padding:18px; box-shadow:var(--shadow)}
.chip{display:inline-block; font-size:.74rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--acc); background:rgba(0,229,199,.1); border:1px solid rgba(0,229,199,.25); padding:.4em .9em; border-radius:100px; margin-bottom:1rem}
.f-list{list-style:none; padding:0; margin:1.2rem 0 0; display:grid; gap:12px}
.f-list li{display:flex; gap:12px; align-items:flex-start; color:var(--ink-soft); font-size:.98rem}
.f-list svg{flex:0 0 20px; color:var(--acc); margin-top:3px}
@media (max-width:820px){ .feature{grid-template-columns:1fr; gap:28px} .feature.flip .f-media{order:0} }

/* stat / trust strip */
.stats{display:grid; grid-template-columns:repeat(4,1fr); gap:18px; text-align:center}
.stat .num{font-family:"Space Grotesk",sans-serif; font-size:clamp(1.8rem,4vw,2.6rem); font-weight:700; color:var(--ink); background:var(--grad); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent}
.stat .lab{color:var(--ink-mute); font-size:.88rem}
@media (max-width:600px){ .stats{grid-template-columns:repeat(2,1fr); gap:28px} }

/* pills / tags */
.pills{display:flex; flex-wrap:wrap; gap:10px}
.pill{font-size:.9rem; color:var(--ink-soft); background:var(--panel); border:1px solid var(--line); padding:.5em 1em; border-radius:100px}
.pill:hover{border-color:var(--acc); color:var(--acc)}

/* definition band (full-width divider) */
.define{position:relative; overflow:hidden; padding:clamp(48px,7vw,88px) 0; background:linear-gradient(120deg,var(--bg-2),var(--panel)); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.define-grid{position:absolute; inset:0; pointer-events:none;
  background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:44px 44px; mask-image:radial-gradient(ellipse 70% 90% at 20% 50%,#000 10%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 70% 90% at 20% 50%,#000 10%,transparent 75%)}
.define-glow{position:absolute; z-index:0; width:420px; height:420px; border-radius:50%; filter:blur(120px); background:radial-gradient(circle,rgba(0,229,199,.16),transparent 65%); top:-160px; right:-80px; pointer-events:none}
.define-in{position:relative; z-index:1; max-width:860px; display:grid; gap:22px}
.define-word{display:flex; align-items:baseline; gap:16px; flex-wrap:wrap; padding-bottom:18px; border-bottom:1px solid var(--line)}
.define-word .brandmark{font-size:clamp(2rem,5.5vw,3.1rem)}
.define-word .phon{color:var(--ink-soft); font-style:italic; font-size:1.05rem}
.define-word .pos{color:var(--acc); font-size:.74rem; text-transform:uppercase; letter-spacing:.16em; font-weight:600; padding:.3em .8em; border:1px solid rgba(0,229,199,.3); border-radius:100px}
.define-list{list-style:none; margin:0; padding:0; display:grid; gap:16px}
.define-list li{display:flex; gap:16px; font-size:clamp(1.05rem,1.6vw,1.22rem); color:var(--ink); line-height:1.6}
.define-list .n{color:var(--acc); font-family:"Space Grotesk",sans-serif; font-weight:700; flex:0 0 auto}
.define-list em{color:var(--ink-soft); font-style:italic}
.define-list strong{color:var(--acc); font-weight:600}

/* CTA band */
.cta-band{position:relative; overflow:hidden; background:linear-gradient(150deg,var(--panel-2),var(--bg-2)); border:1px solid var(--line); border-radius:var(--r-lg); padding:clamp(40px,6vw,72px); text-align:center}
.cta-band::before{content:""; position:absolute; width:420px; height:420px; border-radius:50%; filter:blur(110px); background:radial-gradient(circle,rgba(0,229,199,.2),transparent 65%); top:-160px; left:50%; transform:translateX(-50%); pointer-events:none}
.cta-band > *{position:relative; z-index:1}
.cta-band h2{margin-bottom:.4em}
.cta-band .lead{margin:0 auto 1.6rem}

/* founders */
.founders{display:grid; grid-template-columns:1fr 1fr; gap:24px}
.founder{background:var(--panel); border:1px solid var(--line); border-radius:var(--r); padding:28px}
.founder .who{display:flex; align-items:center; gap:14px; margin-bottom:16px}
.founder .av{width:60px; height:60px; border-radius:50%; background:var(--grad); display:grid; place-items:center; color:var(--acc-ink); font-family:"Space Grotesk",sans-serif; font-weight:700; font-size:1.3rem; flex:0 0 60px}
.founder .who b{display:block; font-size:1.1rem; font-family:"Space Grotesk",sans-serif}
.founder .who span{color:var(--ink-mute); font-size:.88rem}
.founder p{color:var(--ink-soft); font-size:.95rem}
@media (max-width:760px){ .founders{grid-template-columns:1fr} }

/* faq */
.faq{display:grid; gap:14px; max-width:820px}
.faq details{background:var(--panel); border:1px solid var(--line); border-radius:var(--r); padding:4px 22px}
.faq summary{cursor:pointer; padding:18px 0; font-weight:600; font-family:"Space Grotesk",sans-serif; font-size:1.05rem; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+"; color:var(--acc); font-size:1.5rem; transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--ink-soft); margin:0 0 18px; font-size:.97rem}

/* contact / form */
.contact-grid{display:grid; grid-template-columns:.9fr 1.1fr; gap:40px; align-items:start}
@media (max-width:820px){ .contact-grid{grid-template-columns:1fr; gap:28px} }
.ci-item{display:flex; gap:14px; align-items:flex-start; margin-bottom:22px}
.ci-ic{width:42px; height:42px; flex:0 0 42px; border-radius:10px; display:grid; place-items:center; background:rgba(0,229,199,.1); color:var(--acc); border:1px solid rgba(0,229,199,.2)}
.ci-item b{display:block; font-size:.95rem}
.ci-item span,.ci-item a{color:var(--ink-soft); font-size:.95rem}
.ci-item a:hover{color:var(--acc)}
.cform{background:var(--panel); border:1px solid var(--line); border-radius:var(--r-lg); padding:30px}
.cform .row{display:grid; grid-template-columns:1fr 1fr; gap:16px}
@media (max-width:520px){ .cform .row{grid-template-columns:1fr} }
.field{margin-bottom:16px; display:flex; flex-direction:column}
.field label{font-size:.85rem; font-weight:600; margin-bottom:6px; color:var(--ink-soft)}
.cform input,.cform textarea,.cform select{
  width:100%; font:inherit; color:var(--ink); background:var(--bg); border:1px solid var(--line);
  border-radius:var(--r-sm); padding:.78em 1em; transition:border-color .2s, box-shadow .2s;
}
.cform textarea{min-height:130px; resize:vertical}
.cform input:focus,.cform textarea:focus,.cform select:focus{outline:none; border-color:var(--acc); box-shadow:0 0 0 4px rgba(0,229,199,.12)}
.cform .btn{width:100%; justify-content:center; margin-top:6px}

/* footer */
.footer{background:var(--bg-2); border-top:1px solid var(--line); padding:clamp(48px,7vw,80px) 0 32px}
.f-top{display:grid; grid-template-columns:1.6fr 1fr 1fr 1.2fr; gap:36px}
@media (max-width:860px){ .f-top{grid-template-columns:1fr 1fr} }
@media (max-width:520px){ .f-top{grid-template-columns:1fr} }
.f-about{color:var(--ink-soft); font-size:.92rem; margin:14px 0 18px; max-width:36ch}
.f-by{display:inline-flex; align-items:center; gap:7px; font-size:.85rem; color:var(--ink-soft)}
.f-by a{color:var(--acc); font-weight:600}
.footer h5{font-size:.78rem; text-transform:uppercase; letter-spacing:.14em; color:var(--ink-mute); margin:0 0 16px}
.footer ul{list-style:none; padding:0; margin:0; display:grid; gap:11px}
.footer ul a{color:var(--ink-soft); font-size:.93rem; display:inline-flex; gap:8px; align-items:center}
.footer ul a:hover{color:var(--acc)}
.footer ul svg{color:var(--acc); flex:0 0 16px}
.socials{display:flex; gap:12px; margin-top:4px}
.socials a{width:38px; height:38px; border-radius:10px; border:1px solid var(--line); display:grid; place-items:center; color:var(--ink-soft)}
.socials a:hover{border-color:var(--acc); color:var(--acc)}
.f-bottom{display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-top:42px; padding-top:24px; border-top:1px solid var(--line-soft); color:var(--ink-mute); font-size:.84rem}

/* reveal animation */
.reveal{opacity:0; transform:translateY(24px); transition:opacity .7s var(--ease), transform .7s var(--ease)}
.reveal.in{opacity:1; transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

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