/* AgencyCrowLab — голосовые AI-агенты
   Без внешних зависимостей: ни шрифтов, ни CDN. Работает офлайн. */

:root{
  --bg:#05070d;
  --bg-2:#080c16;
  --card:#0d1322;
  --card-2:#111a2c;
  --line:#1c2740;
  --line-2:#28354f;
  --txt:#e8eefb;
  --mut:#8d9bb5;
  --acc:#22d3ee;
  --acc-2:#7c5cff;
  --ok:#34d399;
  --warn:#fbbf24;
  --bad:#f87171;
  --r:16px;
  --r-sm:10px;
  --shadow:0 20px 60px -20px rgba(0,0,0,.8);
  --maxw:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

body{
  margin:0;
  background:
    radial-gradient(1200px 700px at 78% -8%, rgba(124,92,255,.16), transparent 60%),
    radial-gradient(900px 600px at 8% 4%, rgba(34,211,238,.12), transparent 55%),
    linear-gradient(180deg,var(--bg-2) 0%, var(--bg) 45%, #000 100%);
  background-attachment:fixed;
  color:var(--txt);
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2.1rem,5.2vw,3.9rem)}
h2{font-size:clamp(1.6rem,3.4vw,2.5rem)}
h3{font-size:1.12rem}
p{margin:0 0 1em}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.wrap-narrow{max-width:760px}
/* при переходе по якорю заголовок не должен уезжать под липкую шапку */
section[id]{scroll-margin-top:84px}
.muted{color:var(--mut)}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}

.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:99;background:var(--acc);color:#04121a;padding:10px 16px;border-radius:8px}

/* ---------- навигация ---------- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(5,7,13,.72);border-bottom:1px solid transparent;transition:border-color .25s,background .25s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(5,7,13,.92)}
.nav-inner{display:flex;align-items:center;gap:20px;height:66px}
.brand{display:flex;align-items:center;gap:11px;color:var(--txt);text-decoration:none;flex:none}
.brand:hover{text-decoration:none}
.brand-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--acc),var(--acc-2));box-shadow:0 0 22px rgba(34,211,238,.45);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-size:15px;letter-spacing:-.01em}
.brand-text i{font-style:normal;font-size:11px;color:var(--mut);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;gap:22px;margin-left:auto}
.nav-links a{color:var(--mut);font-size:14.5px}
.nav-links a:hover{color:var(--txt);text-decoration:none}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-links + .nav-right{margin-left:0}
.lang{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.lang button{background:none;border:0;color:var(--mut);font:600 11.5px/1 inherit;padding:8px 9px;cursor:pointer;letter-spacing:.04em}
.lang button:hover{color:var(--txt);background:rgba(255,255,255,.04)}
.lang button.on{background:linear-gradient(135deg,var(--acc),var(--acc-2));color:#04121a}

/* ---------- кнопки ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:11px;padding:11px 18px;font:600 14.5px/1 inherit;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s,border-color .2s;text-decoration:none;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(135deg,var(--acc),var(--acc-2));color:#04121a;box-shadow:0 10px 30px -12px rgba(34,211,238,.7)}
.btn-primary:hover{box-shadow:0 14px 36px -12px rgba(124,92,255,.75)}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line-2);color:var(--txt)}
.btn-ghost:hover{background:rgba(255,255,255,.07)}
.btn-danger{background:rgba(248,113,113,.12);border-color:rgba(248,113,113,.4);color:#fca5a5}
.btn-danger:disabled{opacity:.4;cursor:not-allowed;transform:none}
.btn-sm{padding:8px 14px;font-size:13px}
.btn-lg{padding:14px 24px;font-size:15.5px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- hero ---------- */
.hero{position:relative;padding:74px 0 64px;overflow:hidden}
.hero-glow{position:absolute;inset:auto -10% -40% 40%;height:520px;background:radial-gradient(closest-side,rgba(124,92,255,.22),transparent);filter:blur(30px);pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;position:relative}
.eyebrow{display:inline-block;font:600 12px/1 inherit;letter-spacing:.14em;text-transform:uppercase;color:var(--acc);border:1px solid rgba(34,211,238,.3);background:rgba(34,211,238,.06);padding:8px 13px;border-radius:999px;margin:0 0 20px}
.lead{font-size:1.09rem;color:#b9c6dd;max-width:56ch}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap;margin:26px 0 30px}
.hero-facts{list-style:none;display:flex;gap:34px;padding:0;margin:0 0 22px;flex-wrap:wrap}
.hero-facts li{display:flex;flex-direction:column}
.hero-facts b{font-size:1.5rem;background:linear-gradient(135deg,var(--acc),var(--acc-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-facts span{font-size:12.5px;color:var(--mut)}
.disclosure{font-size:13px;color:var(--mut);border-left:2px solid var(--line-2);padding-left:14px;max-width:52ch}

/* телефон */
.hero-visual{display:flex;justify-content:center}
.phone{width:100%;max-width:340px;background:linear-gradient(180deg,var(--card) 0%,#0a101d 100%);border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow);animation:float 7s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.phone-top{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--mut);text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok)}
.wave{display:flex;align-items:center;justify-content:center;gap:4px;height:74px;margin-bottom:14px}
.wave i{display:block;width:4px;border-radius:3px;background:linear-gradient(180deg,var(--acc),var(--acc-2));animation:bar 1.15s ease-in-out infinite}
.wave i:nth-child(1){animation-delay:0s}.wave i:nth-child(2){animation-delay:.1s}
.wave i:nth-child(3){animation-delay:.2s}.wave i:nth-child(4){animation-delay:.3s}
.wave i:nth-child(5){animation-delay:.4s}.wave i:nth-child(6){animation-delay:.5s}
.wave i:nth-child(7){animation-delay:.6s}.wave i:nth-child(8){animation-delay:.7s}
.wave i:nth-child(9){animation-delay:.8s}.wave i:nth-child(10){animation-delay:.9s}
.wave i:nth-child(11){animation-delay:1s}.wave i:nth-child(12){animation-delay:1.1s}
@keyframes bar{0%,100%{height:12px;opacity:.45}50%{height:58px;opacity:1}}
.phone-lines{min-height:126px;font-size:13.5px;color:#c3cfe4;display:flex;flex-direction:column;gap:9px;margin-bottom:16px}
.phone-lines .l{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:11px;padding:9px 12px;animation:in .35s ease}
.phone-lines .l.me{background:rgba(34,211,238,.08);border-color:rgba(34,211,238,.25)}
@keyframes in{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}

/* ---------- полоса отраслей ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.015);padding:17px 0}
.strip-inner{display:flex;gap:34px;justify-content:space-between;flex-wrap:wrap;font-size:13.5px;color:var(--mut);letter-spacing:.02em}

/* ---------- секции ---------- */
.sec{padding:80px 0}
.sec-alt{background:linear-gradient(180deg,rgba(255,255,255,.018),transparent)}
.sec-sub{color:var(--mut);max-width:62ch;margin-bottom:34px;font-size:1.02rem}

/* шаги */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;counter-reset:s}
.steps li{background:linear-gradient(180deg,var(--card),#0a101d);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px;position:relative;transition:border-color .25s,transform .25s}
.steps li:hover{border-color:var(--line-2);transform:translateY(-3px)}
.steps .num{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--acc),var(--acc-2));color:#04121a;font-weight:700;font-size:15px;margin-bottom:14px}
.steps h3{margin-bottom:.45em}
.steps p{color:var(--mut);font-size:14.5px;margin:0}

/* кейсы */
.cases{display:grid;grid-template-columns:repeat(auto-fit,minmax(275px,1fr));gap:18px}
.case{background:linear-gradient(180deg,var(--card),#0a101d);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;transition:border-color .25s,transform .25s}
.case:hover{border-color:var(--line-2);transform:translateY(-3px)}
.case-ico{font-size:24px;margin-bottom:12px}
.case h3{margin-bottom:.3em}
.case .pain{color:var(--warn);font-size:14px;margin-bottom:.7em}
.case .does{color:#b9c6dd;font-size:14.5px;margin-bottom:1em}
.case .tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:16px}
.tag{font-size:11.5px;color:var(--mut);border:1px solid var(--line);border-radius:999px;padding:4px 10px;letter-spacing:.02em}
.case .case-cta{margin-top:auto}

/* демо */
.demo-wrap{display:grid;grid-template-columns:1fr .95fr;gap:44px;align-items:start}
.field{margin-bottom:18px;display:flex;flex-direction:column}
.field label{font-size:12.5px;text-transform:uppercase;letter-spacing:.09em;color:var(--mut);margin-bottom:8px;font-weight:600}
.chips{display:flex;gap:9px;flex-wrap:wrap}
.chip{background:rgba(255,255,255,.03);border:1px solid var(--line-2);color:var(--txt);border-radius:999px;padding:9px 16px;font:500 14px/1 inherit;cursor:pointer;transition:.2s}
.chip:hover{background:rgba(255,255,255,.07)}
.chip.on{background:linear-gradient(135deg,var(--acc),var(--acc-2));color:#04121a;border-color:transparent;font-weight:600}
.demo-actions{display:flex;gap:12px;flex-wrap:wrap;margin:8px 0 14px}
.hint{font-size:13px;color:var(--mut)}
.demo-panel{background:linear-gradient(180deg,var(--card),#080d18);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;position:sticky;top:88px}
.panel-head{display:flex;align-items:center;gap:9px;padding:14px 18px;border-bottom:1px solid var(--line);font-size:13px;color:var(--mut);text-transform:uppercase;letter-spacing:.09em}
.live{width:8px;height:8px;border-radius:50%;background:var(--mut);transition:.3s}
.live.on{background:var(--bad);box-shadow:0 0 12px var(--bad);animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.panel-body{padding:18px;min-height:270px;max-height:400px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;font-size:14.5px}
.msg{border-radius:12px;padding:10px 13px;max-width:88%;animation:in .3s ease}
.msg.agent{background:rgba(34,211,238,.09);border:1px solid rgba(34,211,238,.22);align-self:flex-start}
.msg.user{background:rgba(255,255,255,.05);border:1px solid var(--line);align-self:flex-end}
.msg.sys{background:rgba(251,191,36,.08);border:1px solid rgba(251,191,36,.3);color:#fcd34d;align-self:center;font-size:13px;text-align:center;max-width:100%}
.panel-foot{padding:14px 18px;border-top:1px solid var(--line)}

/* цены */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:18px;align-items:start}
.plan{background:linear-gradient(180deg,var(--card),#0a101d);border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;position:relative;display:flex;flex-direction:column}
.plan-hot{border-color:rgba(34,211,238,.45);box-shadow:0 20px 60px -30px rgba(34,211,238,.55)}
.badge{position:absolute;top:-11px;left:24px;background:linear-gradient(135deg,var(--acc),var(--acc-2));color:#04121a;font:700 10.5px/1 inherit;letter-spacing:.09em;text-transform:uppercase;padding:6px 11px;border-radius:999px}
.plan .price{margin:0 0 20px;display:flex;align-items:baseline;gap:9px;flex-wrap:wrap}
.plan .price b{font-size:1.85rem;letter-spacing:-.02em}
.plan .price i{font-style:normal;color:var(--mut);font-size:13.5px}
.plan ul{list-style:none;padding:0;margin:0 0 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.plan li{font-size:14.5px;color:#b9c6dd;padding-left:24px;position:relative}
.plan li::before{content:"";position:absolute;left:0;top:8px;width:13px;height:8px;border-left:2px solid var(--acc);border-bottom:2px solid var(--acc);transform:rotate(-45deg)}
.fineprint{font-size:13px;color:var(--mut);margin-top:24px;max-width:70ch}

/* faq */
.faq{display:flex;flex-direction:column;gap:11px}
.qa{border:1px solid var(--line);border-radius:var(--r-sm);background:rgba(255,255,255,.02);overflow:hidden}
.qa summary{cursor:pointer;padding:17px 20px;font-weight:600;font-size:15px;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";color:var(--acc);font-size:20px;font-weight:400;flex:none}
.qa[open] summary::after{content:"–"}
.qa .a{padding:0 20px 18px;color:var(--mut);font-size:14.5px}
.qa .a p:last-child{margin-bottom:0}

/* форма */
.form{background:linear-gradient(180deg,var(--card),#0a101d);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
input,select,textarea{width:100%;background:rgba(0,0,0,.35);border:1px solid var(--line-2);border-radius:var(--r-sm);color:var(--txt);font:15px/1.5 inherit;padding:12px 14px;transition:border-color .2s,box-shadow .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px rgba(34,211,238,.14)}
textarea{resize:vertical}
.form-status{font-size:14px;margin:14px 0 0;min-height:20px}
.form-status.ok{color:var(--ok)}
.form-status.err{color:var(--bad)}

/* подвал */
.foot{border-top:1px solid var(--line);padding:44px 0 28px;background:rgba(0,0,0,.4)}
.foot-inner{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:26px}
.foot-inner b{font-size:15px}
.foot-inner p{color:var(--mut);font-size:14px;max-width:44ch;margin:8px 0 0}
.foot-links{display:flex;gap:22px;flex-wrap:wrap;align-items:flex-start}
.foot-links a{color:var(--mut);font-size:14px}
.foot-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#5d6b83;font-size:12.5px;border-top:1px solid var(--line);padding-top:20px}

/* модалка */
.modal{position:fixed;inset:0;background:rgba(2,4,9,.8);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px;animation:fade .18s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
/* ВАЖНО: атрибут hidden перебивается авторским display:flex — это правило возвращает его в силу */
.modal[hidden]{display:none}
[hidden]{display:none!important}
.modal-box{background:linear-gradient(180deg,var(--card),#0a101d);border:1px solid var(--line-2);border-radius:var(--r);padding:28px;max-width:430px;width:100%;box-shadow:var(--shadow);position:relative;max-height:calc(100vh - 40px);overflow-y:auto}
.modal-close{position:absolute;top:12px;right:12px;width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.04);border:1px solid var(--line-2);color:var(--mut);font:400 19px/1 inherit;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
.modal-close:hover{background:rgba(255,255,255,.1);color:var(--txt)}
.modal-actions{display:flex;gap:11px;justify-content:flex-end;margin-top:6px}
.modal-done{text-align:center;padding:14px 0 6px}
.modal-done .tick{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:50%;background:rgba(52,211,153,.14);border:1px solid rgba(52,211,153,.45);color:var(--ok);font-size:26px;margin-bottom:14px}
body.locked{overflow:hidden}

/* адаптив */
@media (max-width:1000px){
  .nav-links{display:none}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .demo-wrap{grid-template-columns:1fr}
  .demo-panel{position:static}
}
@media (max-width:620px){
  .sec{padding:56px 0}
  .hero{padding:44px 0 40px}
  .row{grid-template-columns:1fr}
  .hero-facts{gap:22px}
  .strip-inner{gap:16px;font-size:12.5px}
  .nav-inner{height:60px;gap:10px}
  .brand-text i{display:none}
  /* на узком экране переключатель языков и кнопка заявки вместе шире телефона:
     кнопку убираем — в первом же экране есть своя, крупная */
  .nav-right > .btn{display:none}
  .lang button{padding:7px 8px;font-size:11px}
  .brand-text b{font-size:14px}
  .brand-mark{width:26px;height:26px;border-radius:8px}
  .hero-facts b{font-size:1.3rem}
  .plan{padding:24px 20px}
  .form{padding:20px 16px}
  .demo-actions .btn{width:100%}
  .modal-box{padding:22px 18px}
}