/* Prodano landing — clean white SaaS, blue accent, line icons. */
:root{
  --bg:#FFFFFF; --ink:#0B1220; --mut:#5B6472; --line:#E6E9EF;
  --soft:#F5F7FB; --card:#FFFFFF;
  --acc:#2B5CFF; --acc-dark:#1E44C8; --acc-soft:#EDF1FF;
  --grad:linear-gradient(92deg,#2B5CFF, #7B4DFF);
  --shadow:0 1px 2px rgba(11,18,32,.05),0 16px 48px rgba(11,18,32,.09);
  --shadow-sm:0 1px 2px rgba(11,18,32,.06),0 6px 18px rgba(11,18,32,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
     font:16px/1.65 "Inter",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3{margin:0;letter-spacing:-.025em;line-height:1.08;text-wrap:balance}
h1{font-size:clamp(40px,5.6vw,64px);font-weight:800}
h2{font-size:clamp(30px,4vw,42px);font-weight:800}
h3{font-size:19px;font-weight:700;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
.mut{color:var(--mut)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
svg{width:20px;height:20px;flex:none}

/* nav */
.topnav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:34px;
  padding:14px clamp(20px,4vw,44px)}
.brand{display:inline-flex;align-items:center;gap:9px;font-weight:800;
       font-size:20px;letter-spacing:-.03em}
.brand .mark{width:24px;height:24px;color:var(--acc)}
.brand.small{font-size:17px}
.navlinks{display:flex;gap:26px;font-size:14.5px;font-weight:500;color:var(--mut)}
.navlinks a:hover{color:var(--ink)}
@media (max-width:760px){.navlinks{display:none}}
.navcta{margin-left:auto;display:flex;gap:10px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
     background:var(--acc);color:#fff;border:none;border-radius:12px;
     padding:11px 20px;font:600 15px/1 "Inter",sans-serif;cursor:pointer;
     transition:background .18s,transform .18s,box-shadow .18s;position:relative}
.btn:hover{background:var(--acc-dark);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn.ghost{background:var(--bg);color:var(--ink);border:1.5px solid var(--line)}
.btn.ghost:hover{background:var(--soft);border-color:#CBD2DE}
.btn.big{padding:15px 28px;font-size:16px;border-radius:14px}
.btn:disabled{opacity:.55;cursor:default;transform:none;box-shadow:none}
.btn-spin{width:15px;height:15px;border:2px solid #fff;border-right-color:transparent;
          border-radius:50%;display:none;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.btn.busy .btn-spin{display:inline-block}
.btn.busy .btn-label{opacity:.8}

/* hero */
.hero{max-width:1180px;margin:0 auto;
      padding:clamp(48px,7vw,88px) clamp(20px,4vw,44px) 64px;
      display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
@media (max-width:920px){.hero{grid-template-columns:1fr;gap:36px}}
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--acc-soft);
       color:var(--acc-dark);border-radius:999px;padding:7px 15px;
       font-size:13.5px;font-weight:600;margin-bottom:22px}
.badge svg{width:15px;height:15px}
.lede{font-size:18.5px;color:var(--mut);max-width:56ch;margin:22px 0 30px;line-height:1.7}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero-ctas.center{justify-content:center}
.statrow{display:flex;align-items:center;gap:18px;margin-top:34px;
         font-size:14px;color:var(--mut);flex-wrap:wrap}
.statrow b{color:var(--ink);font-weight:700}
.sep{width:1px;height:16px;background:var(--line)}

/* call card */
.callcard{background:var(--card);border:1px solid var(--line);border-radius:20px;
          padding:26px;box-shadow:var(--shadow)}
.callcard-top{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.callcard-top b{display:block;font-size:16.5px;letter-spacing:-.01em}
.callcard-top small{color:var(--mut);font-size:13.5px}
.pulse{width:12px;height:12px;border-radius:50%;background:#22C55E;
       box-shadow:0 0 0 0 rgba(34,197,94,.45);animation:pulse 1.8s infinite;flex:none}
@keyframes pulse{70%{box-shadow:0 0 0 11px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.pulse.busy{background:var(--acc);box-shadow:0 0 0 0 rgba(43,92,255,.45)}
.callrow{display:flex;gap:10px}
@media (max-width:460px){.callrow{flex-direction:column}}
.callrow input{flex:1;min-width:0;background:var(--soft);color:var(--ink);
   border:1.5px solid var(--line);border-radius:12px;padding:13px 16px;
   font:500 15.5px/1 "IBM Plex Mono",monospace;letter-spacing:.02em;
   transition:border-color .18s,background .18s}
.callrow input:focus{outline:none;border-color:var(--acc);background:#fff}
.callnote{color:var(--mut);font-size:13px;margin:13px 2px 0;line-height:1.55}
.callnote.ok{color:#15803D;font-weight:500}
.callnote.err{color:#B4383B;font-weight:500}

/* waveform */
.wave{display:flex;align-items:center;gap:3px;height:38px;margin-top:20px;
      opacity:.9}
.wave i{flex:1;background:var(--acc-soft);border-radius:3px;height:16%;
        transition:background .3s}
.wave.on i{background:var(--acc);animation:wv 1s ease-in-out infinite}
.wave i:nth-child(3n){animation-delay:.15s;height:42%}
.wave i:nth-child(3n+1){animation-delay:.3s;height:24%}
.wave i:nth-child(5n){animation-delay:.45s;height:64%}
.wave i:nth-child(7n){height:34%}
@keyframes wv{0%,100%{transform:scaleY(.5)}50%{transform:scaleY(1.6)}}

/* sections */
main{max-width:1180px;margin:0 auto;padding:0 clamp(20px,4vw,44px)}
section{padding:clamp(52px,7vw,84px) 0}
.secsub{color:var(--mut);font-size:17px;max-width:52ch;margin:14px 0 0}
.how h2,.how .secsub{text-align:left}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
       gap:18px;margin-top:40px}
.step,.feat{background:var(--card);border:1px solid var(--line);border-radius:18px;
   padding:28px 26px;transition:transform .22s,box-shadow .22s,border-color .22s}
.step:hover,.feat:hover{transform:translateY(-3px);box-shadow:var(--shadow);
                        border-color:#D8DEE9}
.ico{width:44px;height:44px;border-radius:12px;background:var(--acc-soft);
     color:var(--acc);display:flex;align-items:center;justify-content:center;
     margin-bottom:18px}
.ico svg{width:22px;height:22px}
.stepno{font:600 12px/1 "IBM Plex Mono",monospace;color:var(--acc);
        letter-spacing:.14em}
.step h3{margin:10px 0 10px}
.feat h3{margin:0 0 10px}
.step p,.feat p{color:var(--mut);font-size:14.5px;margin:0;line-height:1.65}

/* dark gates band */
.gates{padding:0}
.gates-inner{background:#0C1428;color:#EDF1FB;border-radius:26px;
  padding:clamp(40px,6vw,72px);position:relative;overflow:hidden}
.gates-inner::after{content:"";position:absolute;top:-40%;right:-12%;
  width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,#2B5CFF33,transparent 65%)}
.gbadge{display:inline-block;background:#1B2A52;color:#9DB4FF;border-radius:999px;
        padding:6px 14px;font-size:13px;font-weight:600;margin-bottom:20px}
.gates-inner h2{color:#fff}
.gates-inner p{color:#A9B4CC;max-width:60ch;font-size:16.5px;margin:18px 0 34px;
               position:relative;z-index:1}
.gaterow{display:flex;gap:44px;flex-wrap:wrap;position:relative;z-index:1}
.gaterow b{display:block;font-size:36px;font-weight:800;letter-spacing:-.03em}
.gaterow small{color:#8A97B5;font-size:13.5px}

/* cta + footer */
.cta{text-align:center}
.cta p{color:var(--mut);font-size:17px;margin:14px 0 30px}
.foot{max-width:1180px;margin:0 auto;border-top:1px solid var(--line);
      padding:26px clamp(20px,4vw,44px) 42px;display:flex;
      justify-content:space-between;align-items:center;font-size:13.5px;
      flex-wrap:wrap;gap:10px}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);
        transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}
.reveal.d2{transition-delay:.2s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .wave i,.pulse{animation:none !important}}