/* Nokta LLC — brand system from the logo: gradient #3875ff→#1c3b80, ink #293743, light #edfafd */
:root{
  --blue:#3875ff;
  --blue-deep:#1c3b80;
  --ink:#293743;
  --ink-soft:#54636f;
  --line:#dfe6ee;
  --bg:#ffffff;
  --bg-alt:#f4f7fb;
  --light:#edfafd;
  --grad:linear-gradient(135deg,#3875ff 0%,#1c3b80 100%);
  --radius:14px;
  --shadow:0 10px 30px rgba(28,59,128,.10);
  --max:1120px;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
img,svg{max-width:100%;display:block}
a{color:var(--blue-deep);text-decoration:none}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:.8rem}
.lead{font-size:1.15rem;color:var(--ink-soft);max-width:60ch}
.center{text-align:center}
.center .lead{margin-inline:auto}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.4rem;border-radius:999px;font-weight:600;border:2px solid transparent;transition:transform .15s,box-shadow .15s,background .15s;cursor:pointer;font-size:1rem;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(56,117,255,.3)}
.btn-primary:hover{box-shadow:0 12px 26px rgba(56,117,255,.38)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--blue)}
.btn-light{background:#fff;color:var(--blue-deep)}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.1)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand img{height:34px;width:auto}
.nav-links{display:flex;align-items:center;gap:2rem;list-style:none;margin:0;padding:0}
.nav-links a{font-weight:600;color:var(--ink);font-size:.98rem}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--blue)}
.nav-links .btn{padding:.6rem 1.15rem;font-size:.95rem}
.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:#fff}
.nav-toggle{display:none;background:none;border:0;padding:.4rem;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--grad);color:#fff;padding:clamp(4rem,10vw,7.5rem) 0}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:0;background:
  radial-gradient(circle at 15% 20%,rgba(255,255,255,.14) 0,transparent 25%),
  radial-gradient(circle at 85% 80%,rgba(255,255,255,.10) 0,transparent 30%)}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center}
.hero h1{color:#fff}
.hero .lead{color:rgba(255,255,255,.86);max-width:52ch}
.hero .eyebrow{color:rgba(255,255,255,.8)}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.hero-card{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);border-radius:20px;padding:1.6rem;backdrop-filter:blur(8px)}
.hero-card h3{color:#fff;font-size:1rem;letter-spacing:.08em;text-transform:uppercase;opacity:.85;margin-bottom:1rem}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.stat{background:rgba(255,255,255,.12);border-radius:12px;padding:1rem}
.stat b{display:block;font-size:1.7rem;line-height:1.1;margin-bottom:.2rem}
.stat span{font-size:.88rem;opacity:.85}

/* Page hero (interior) */
.page-hero{background:var(--grad);color:#fff;padding:clamp(3rem,7vw,5rem) 0}
.page-hero h1{color:#fff;margin-bottom:.4rem}
.page-hero .lead{color:rgba(255,255,255,.86)}
.page-hero .eyebrow{color:rgba(255,255,255,.8)}

/* Sections */
section{padding:clamp(3.5rem,7vw,6rem) 0}
.alt{background:var(--bg-alt)}
.section-head{max-width:64ch;margin-bottom:2.5rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.75rem;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.card h3{margin-top:.9rem}
.card p{color:var(--ink-soft);margin:0}
.icon{width:46px;height:46px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#fff}
.icon svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card .icon{margin-bottom:.4rem}

/* Steps */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.step{position:relative;padding:1.5rem;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.step::before{counter-increment:step;content:"0" counter(step);font-weight:800;font-size:2rem;color:var(--blue);opacity:.25;line-height:1;display:block;margin-bottom:.6rem}
.step h3{font-size:1.05rem}
.step p{color:var(--ink-soft);margin:0;font-size:.95rem}

/* Checklist */
.check{list-style:none;padding:0;margin:0 0 1.2rem}
.check li{position:relative;padding-left:2rem;margin-bottom:.7rem}
.check li::before{content:"";position:absolute;left:0;top:.35em;width:20px;height:20px;border-radius:50%;background:var(--grad)}
.check li::after{content:"";position:absolute;left:6px;top:calc(.35em + 5px);width:8px;height:5px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}

/* Feature panel */
.panel{background:var(--ink);color:#fff;border-radius:22px;padding:clamp(2rem,5vw,3.5rem);display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.panel h2{color:#fff}
.panel p{color:rgba(255,255,255,.8)}
.panel .eyebrow{color:#8fb0ff}
.chip-list{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1rem}
.chip{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:.4rem .9rem;font-size:.9rem}

/* Pricing / model */
.model{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.model .card{padding:2rem}
.model .price{font-size:2rem;font-weight:800;color:var(--blue-deep);margin:.4rem 0 .2rem}
.model .price small{font-size:.9rem;font-weight:500;color:var(--ink-soft)}

/* FAQ */
details{border:1px solid var(--line);border-radius:12px;padding:1rem 1.25rem;background:#fff;margin-bottom:.8rem}
summary{font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.4rem;color:var(--blue);font-weight:300}
details[open] summary::after{content:"–"}
details p{margin:.8rem 0 0;color:var(--ink-soft)}

/* CTA band */
.cta{background:var(--grad);color:#fff;text-align:center}
.cta h2{color:#fff}
.cta p{color:rgba(255,255,255,.85);max-width:56ch;margin-inline:auto}
.cta .btn{margin-top:1rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:start}
.contact-list{list-style:none;padding:0;margin:1.5rem 0}
.contact-list li{display:flex;gap:1rem;align-items:flex-start;margin-bottom:1.2rem}
.contact-list .icon{width:40px;height:40px;flex:0 0 40px}
.contact-list .icon svg{width:20px;height:20px}
.contact-list b{display:block;font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft)}
form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow)}
.field{margin-bottom:1.1rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.35rem}
input,select,textarea{width:100%;padding:.8rem .95rem;border:1px solid var(--line);border-radius:10px;font:inherit;color:var(--ink);background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--blue);outline-offset:1px;border-color:var(--blue)}
textarea{min-height:130px;resize:vertical}
.honey{position:absolute;left:-9999px}
.note{font-size:.85rem;color:var(--ink-soft);margin-top:.8rem}

/* Team */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.avatar{width:64px;height:64px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;font-size:1.3rem;margin-bottom:1rem}

/* Footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.75);padding:3.5rem 0 2rem;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:2rem;margin-bottom:2.5rem}
.site-footer img{height:32px;width:auto;margin-bottom:1rem}
.site-footer h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:.5rem}
.site-footer a{color:rgba(255,255,255,.8)}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:1.5rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:.85rem;color:rgba(255,255,255,.55)}

/* Responsive */
@media (max-width:960px){
  .hero .wrap,.grid-2,.panel,.contact-grid,.model{grid-template-columns:1fr}
  .grid-3,.team{grid-template-columns:1fr 1fr}
  .grid-4,.steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{font-size:16px}
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);padding:.5rem 20px 1rem}
  .nav-links.open{display:flex}
  .nav-links li{padding:.7rem 0;border-bottom:1px solid var(--line)}
  .nav-links li:last-child{border:0;padding-top:1rem}
  .grid-3,.grid-4,.steps,.team,.field-row,.footer-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
}

/* ===== AI-first additions ===== */
.hero-feed{background:rgba(10,24,56,.45);border:1px solid rgba(255,255,255,.2);border-radius:20px;padding:1.4rem;backdrop-filter:blur(10px);font-size:.93rem}
.feed-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.feed-head h3{margin:0;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;opacity:.85}
.live{display:inline-flex;align-items:center;gap:.4rem;font-size:.75rem;font-weight:700;letter-spacing:.08em;color:#a5f3c8}
.live::before{content:"";width:8px;height:8px;border-radius:50%;background:#34d399;box-shadow:0 0 0 0 rgba(52,211,153,.7);animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.7)}70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.feed{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.6rem;min-height:250px}
.feed li{display:flex;gap:.8rem;align-items:flex-start;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:.7rem .85rem;animation:slideIn .45s ease both}
.feed li.leaving{animation:fadeOut .35s ease both}
@keyframes slideIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
@keyframes fadeOut{to{opacity:0;transform:translateY(8px)}}
.feed .tag{flex:0 0 auto;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:.25rem .5rem;border-radius:6px;background:rgba(255,255,255,.16);color:#fff;margin-top:.15rem}
.feed .tag.price{background:rgba(52,211,153,.25);color:#a5f3c8}
.feed .tag.guest{background:rgba(147,197,253,.28);color:#dbeafe}
.feed .tag.ops{background:rgba(251,191,36,.25);color:#fde68a}
.feed .tag.human{background:rgba(244,114,182,.25);color:#fbcfe8}
.feed .msg{color:#fff;line-height:1.4}
.feed .msg small{display:block;color:rgba(255,255,255,.6);font-size:.78rem;margin-top:.15rem}
.feed-foot{margin-top:1rem;font-size:.78rem;color:rgba(255,255,255,.6)}

.ai-strip{background:var(--ink);color:#fff;padding:1rem 0;font-size:.9rem}
.ai-strip .wrap{display:flex;flex-wrap:nowrap;gap:2rem;justify-content:center;align-items:center;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.ai-strip .wrap::-webkit-scrollbar{display:none}
.ai-strip span{display:inline-flex;align-items:center;gap:.5rem;opacity:.9;white-space:nowrap;flex:0 0 auto}
.ai-strip span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--blue);flex:0 0 8px}
@media (max-width:1100px){.ai-strip{font-size:.82rem}.ai-strip .wrap{gap:1.4rem;justify-content:flex-start}}
.ai-strip span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--blue)}

.big-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;text-align:center}
.big-stats div{padding:1.5rem 1rem;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.big-stats b{display:block;font-size:2.4rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.big-stats span{color:var(--ink-soft);font-size:.95rem}

.compare{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.compare th,.compare td{padding:1rem 1.2rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare tr:last-child td{border-bottom:0}
.compare th{background:var(--bg-alt);font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft)}
.compare th.nokta{background:var(--grad);color:#fff}
.compare td.nokta{background:#f3f7ff;font-weight:600}
.compare td:first-child{font-weight:600;width:24%}
.compare .x{color:#b9c2cc}

.stack{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.stack .card{position:relative;overflow:hidden}
.stack .card::after{content:"";pointer-events:none;position:absolute;inset:auto -30px -30px auto;width:110px;height:110px;border-radius:50%;background:var(--grad);opacity:.06}
.stack .num{font-size:.8rem;font-weight:700;letter-spacing:.1em;color:var(--blue)}
.stack ul{margin:.8rem 0 0;padding-left:1.1rem;color:var(--ink-soft);font-size:.95rem}
.stack li{margin-bottom:.3rem}

.loop{display:grid;grid-template-columns:1fr auto 1fr;gap:1.5rem;align-items:center}
.loop .box{border:2px solid var(--line);border-radius:var(--radius);padding:1.5rem;background:#fff}
.loop .box.ai{border-color:var(--blue)}
.loop .box h3{display:flex;align-items:center;gap:.6rem}
.loop .arrow{font-size:2rem;color:var(--blue);text-align:center}
.loop ul{margin:0;padding-left:1.1rem;color:var(--ink-soft)}

.chat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow);max-width:440px}
.chat .b{max-width:85%;padding:.7rem .9rem;border-radius:14px;margin-bottom:.6rem;font-size:.93rem;line-height:1.4}
.chat .g{background:var(--bg-alt);color:var(--ink);border-bottom-left-radius:4px}
.chat .n{background:var(--grad);color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.chat .meta{font-size:.72rem;color:var(--ink-soft)!important;margin:-.3rem 0 .7rem;text-align:right}
.chat .g + .meta{text-align:left}

@media (max-width:960px){.big-stats{grid-template-columns:1fr 1fr}.stack{grid-template-columns:1fr 1fr}.loop{grid-template-columns:1fr}.loop .arrow{transform:rotate(90deg)}}
@media (max-width:720px){.big-stats,.stack{grid-template-columns:1fr}.compare{font-size:.9rem}.compare th,.compare td{padding:.7rem .6rem}.compare td:first-child{width:auto}.feed{min-height:230px}}

/* Monogram (dots mark) usage */
.mark{width:28px;height:28px;flex:0 0 28px}
.feed-head h3{display:flex;align-items:center;gap:.5rem}
.feed-head .mark{width:22px;height:22px;flex:0 0 22px;filter:brightness(0) invert(1);opacity:.9}
.section-head .mark{width:32px;height:32px;margin-bottom:.8rem}
.cta .mark{width:40px;height:40px;margin:0 auto 1rem;filter:brightness(0) invert(1);opacity:.9}
.page-hero .wrap{position:relative}
.site-footer .mark{width:34px;height:34px;margin-bottom:.8rem;filter:brightness(0) invert(1);opacity:.85}
.divider-mark{display:flex;justify-content:center;margin:2rem 0 0}
.divider-mark img{width:28px;opacity:.5}

.h-mark{display:flex;align-items:center;gap:.6rem}
.h-mark .mark{width:.9em;height:.9em;flex:0 0 auto;margin:0}