:root{--bg:#fff;--alt:#F4F7FC;--ink:#0B1530;--mut:#55617A;--line:#E2E8F2;--blue:#1E7BFF;--blue2:#0A5CFF;--green:#34C759;--r:16px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue2)}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,5vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.6rem,3.5vw,2.3rem);font-weight:800;text-align:center}
h3{font-size:1.15rem}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px;z-index:99}
.btn{display:inline-block;background:linear-gradient(135deg,#3B9BFF,var(--blue2));color:#fff;font-weight:700;padding:14px 24px;border-radius:999px;text-decoration:none;border:0;cursor:pointer;font-size:1rem;box-shadow:0 6px 18px rgba(10,92,255,.25);transition:transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--blue2);box-shadow:inset 0 0 0 2px var(--blue)}
.btn-sm{padding:9px 18px;font-size:.95rem}
.blue{color:var(--blue)}.green{color:var(--green)}
/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{color:var(--ink)}
.menu{display:flex;gap:26px;align-items:center}
.menu a:not(.btn){color:var(--ink);text-decoration:none;font-weight:600}
.menu a:not(.btn):hover{color:var(--blue2)}
.menu-btn{display:none;background:none;border:0;padding:8px;cursor:pointer}
.menu-btn span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px}
/* hero */
.hero{background:radial-gradient(1000px 500px at 85% -10%,#DCEBFF,transparent),linear-gradient(#fff,#F7FAFF);padding:64px 0 72px}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;font-weight:700;color:var(--blue2);margin:0 0 12px}
.lead{font-size:1.15rem;color:var(--mut);max-width:560px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 18px}
.ticks{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 20px;color:var(--mut);font-size:.95rem}
.ticks li::before{content:"✓ ";color:var(--green);font-weight:800}
.phone{background:#fff;border:10px solid #0B1530;border-radius:40px;max-width:330px;width:100%;margin:0 auto;box-shadow:0 30px 60px rgba(11,21,48,.18);overflow:hidden}
.phone-top{display:flex;flex-direction:column;align-items:center;gap:4px;padding:18px 0 10px;border-bottom:1px solid var(--line);background:#FAFBFD;font-size:.85rem}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#9AA6BD,#6B7790);color:#fff;display:grid;place-items:center;font-weight:700;font-size:.9rem}
.chat{padding:16px 14px 20px;display:flex;flex-direction:column;gap:8px;min-height:300px}
.msg{max-width:78%;padding:9px 14px;border-radius:20px;font-size:.92rem;line-height:1.35}
.msg.out{align-self:flex-end;background:linear-gradient(#3B9BFF,#1E7BFF);color:#fff;border-bottom-right-radius:6px}
.msg.in{align-self:flex-start;background:#E9E9EB;color:#000;border-bottom-left-radius:6px}
.read{align-self:flex-end;font-size:.7rem;color:#8A93A6;margin-top:-4px}
.typing{align-self:flex-start;background:#E9E9EB;border-radius:20px;padding:12px 14px;display:flex;gap:4px}
.typing i{width:7px;height:7px;border-radius:50%;background:#9CA3AF;animation:b 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes b{0%,60%,100%{opacity:.35;transform:none}30%{opacity:1;transform:translateY(-3px)}}
@media (prefers-reduced-motion:reduce){.typing i{animation:none}html{scroll-behavior:auto}}
/* stats */
.stats{background:var(--ink);color:#fff;padding:28px 0}
.stats-in{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;text-align:center}
.stats b{display:block;font-size:2rem;font-weight:800;color:#6FB4FF}
.stats span{color:#B8C3D9;font-size:.95rem}
/* sections */
.sec{padding:80px 0}
.alt{background:var(--alt)}
.sub{text-align:center;color:var(--mut);max-width:640px;margin:0 auto 40px}
.sub.left{text-align:left;margin-left:0}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.card p{color:var(--mut);margin:0}
.ic{width:44px;height:44px;border-radius:12px;background:#E8F1FF;display:grid;place-items:center;font-size:1.3rem;margin-bottom:14px;color:var(--blue2);font-weight:800}
.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:24px}
.chips span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-weight:600}
/* pricing */
.plan{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;display:flex;flex-direction:column}
.plan.pop{border:2px solid var(--blue);box-shadow:0 20px 40px rgba(10,92,255,.12)}
.badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--blue2);color:#fff;font-size:.75rem;font-weight:700;padding:4px 12px;border-radius:999px;white-space:nowrap}
.price{margin:4px 0 0;color:var(--mut)}.price b{font-size:2.4rem;color:var(--ink);font-weight:800}
.note{color:var(--mut);font-size:.9rem;margin:0 0 16px}
.plan ul{list-style:none;padding:0;margin:0 0 24px;flex:1}
.plan li{padding:6px 0;border-top:1px solid var(--line)}
.plan li::before{content:"✓ ";color:var(--green);font-weight:800}
.plan .btn{text-align:center}
/* calc */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.calc h2{text-align:left}
.calc label{font-weight:700;display:block;margin-bottom:10px}
.calc input[type=range]{width:100%;accent-color:var(--blue2)}
.calc input[type=number]{margin-top:12px;width:180px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit}
.calc-out{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:12px 26px}
.row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line);gap:12px}
.row:last-child{border:0}
.row b{font-size:1.2rem}
.row.total b{font-size:1.7rem;color:var(--green)}
.row.yr b{color:var(--green)}
/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--blue2);font-size:1.3rem;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--mut);margin:10px 0 0}
/* form */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;display:grid;gap:16px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{font-weight:600;font-size:.95rem;display:grid;gap:6px}
.form input,.form select,.form textarea{font:inherit;padding:12px 14px;border:1px solid #CBD5E4;border-radius:10px;background:#fff;color:var(--ink);width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--blue);outline-offset:1px;border-color:transparent}
.hp{position:absolute;left:-9999px}
.form .btn{justify-self:start}
.form-msg{margin:0;font-weight:600}
.form-msg.ok{color:#14833B}.form-msg.err{color:#C62828}
/* footer */
.foot{background:var(--ink);color:#B8C3D9;padding:40px 0;font-size:.9rem}
.foot img{color:#fff;filter:brightness(0) invert(1)}
.foot a{color:#6FB4FF}
.foot-in{display:grid;gap:8px}
.fine{font-size:.78rem;color:#7F8BA6;margin:0}
/* mobile */
@media (max-width:900px){
  .hero-in,.calc{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr 1fr}
  .plans{grid-template-columns:1fr;max-width:440px;margin:0 auto}
}
@media (max-width:720px){
  .menu-btn{display:block}
  .menu{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 20px;border-bottom:1px solid var(--line);box-shadow:0 10px 20px rgba(0,0,0,.06)}
  .menu.open{display:flex}
  .menu a:not(.btn){padding:12px 0;border-bottom:1px solid var(--line)}
  .menu .btn{margin-top:12px;text-align:center}
  .grid3,.two{grid-template-columns:1fr}
  .stats-in{grid-template-columns:1fr}
  .sec{padding:56px 0}
  .hero{padding:40px 0 56px}
}
/* ===== motion & hover ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.nav{transition:box-shadow .3s}
.nav.scrolled{box-shadow:0 6px 20px rgba(11,21,48,.08)}
.menu a:not(.btn){position:relative}
.menu a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.menu a:not(.btn):hover::after{transform:scaleX(1)}
.brand img{transition:transform .3s}
.brand:hover img{transform:scale(1.04) rotate(-1deg)}
.btn{position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(10,92,255,.35)}
.btn:active{transform:translateY(0) scale(.98)}
.btn::after{content:"";position:absolute;top:0;left:-75%;width:50%;height:100%;background:linear-gradient(120deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-20deg);transition:left .6s}
.btn:hover::after{left:130%}
.btn-ghost:hover{background:#EEF5FF;box-shadow:inset 0 0 0 2px var(--blue2),0 8px 20px rgba(10,92,255,.15)}
.hero-h .blue{background:linear-gradient(90deg,#1E7BFF,#6FB4FF,#0A5CFF,#1E7BFF);background-size:300% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 6s linear infinite}
.hero-h .green{display:inline-block;position:relative}
.hero-h .green::after{content:"";position:absolute;left:-2%;right:-2%;top:55%;height:4px;background:var(--ink);border-radius:2px;transform:scaleX(0);transform-origin:left;animation:strike .6s 1.2s forwards}
@keyframes shine{to{background-position:300% 0}}
@keyframes strike{to{transform:scaleX(1)}}
.hero-copy>*{animation:up .8s cubic-bezier(.2,.7,.2,1) both}
.hero-copy>*:nth-child(2){animation-delay:.1s}.hero-copy>*:nth-child(3){animation-delay:.2s}.hero-copy>*:nth-child(4){animation-delay:.3s}.hero-copy>*:nth-child(5){animation-delay:.4s}
@keyframes up{from{opacity:0;transform:translateY(20px)}}
.phone{transition:transform .25s ease-out,box-shadow .3s;animation:float 6s ease-in-out infinite}
.phone:hover{box-shadow:0 40px 80px rgba(11,21,48,.25)}
@keyframes float{50%{translate:0 -10px}}
.m1,.m2,.m3,.m4,.m5{opacity:0;animation:pop .45s cubic-bezier(.2,1.4,.4,1) forwards}
.m1{animation-delay:.6s}.m2{animation-delay:1.4s}.m3{animation-delay:2.2s}.m4{animation-delay:2.9s;animation-name:fade}.m5{animation-delay:3.4s}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.85)}to{opacity:1;transform:none}}
@keyframes fade{to{opacity:1}}
.msg{transition:transform .2s}
.msg:hover{transform:scale(1.04)}
.card,.plan,.chips span,details,.calc-out{transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s,border-color .3s,opacity .7s ease}
.card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(11,21,48,.10);border-color:#BFD7FF}
.card .ic{transition:transform .4s cubic-bezier(.2,1.4,.4,1),background .3s}
.card:hover .ic{transform:scale(1.15) rotate(-8deg);background:#D6E7FF}
.plan:hover{transform:translateY(-8px);box-shadow:0 24px 50px rgba(10,92,255,.16);border-color:var(--blue)}
.plan.pop{animation:glow 3s ease-in-out infinite}
@keyframes glow{50%{box-shadow:0 20px 50px rgba(10,92,255,.28)}}
.plan .price b{display:inline-block;transition:transform .3s}
.plan:hover .price b{transform:scale(1.08)}
.plan li{transition:padding-left .2s,color .2s}
.plan li:hover{padding-left:6px;color:var(--blue2)}
.chips span{cursor:default}
.chips span:hover{transform:translateY(-3px) scale(1.04);background:var(--blue2);color:#fff;border-color:var(--blue2);box-shadow:0 8px 18px rgba(10,92,255,.25)}
details:hover{border-color:#BFD7FF;box-shadow:0 6px 16px rgba(11,21,48,.06)}
summary::after{transition:transform .3s}
details[open] summary::after{transform:rotate(180deg)}
details[open] p{animation:up .35s ease both}
.stats-in>div{transition:transform .3s}
.stats-in>div:hover{transform:scale(1.06)}
.calc-out:hover{box-shadow:0 18px 40px rgba(11,21,48,.10)}
.pulse{animation:pulse .4s ease}
@keyframes pulse{50%{transform:scale(1.12)}}
.row.total b{display:inline-block}
.calc input[type=range]{cursor:pointer;transition:filter .2s}
.calc input[type=range]:hover{filter:drop-shadow(0 0 6px rgba(30,123,255,.4))}
.form input,.form select,.form textarea{transition:border-color .2s,box-shadow .2s}
.form input:hover,.form select:hover,.form textarea:hover{border-color:var(--blue)}
.form input:focus,.form select:focus,.form textarea:focus{box-shadow:0 0 0 4px rgba(30,123,255,.15)}
.foot a{transition:color .2s}.foot a:hover{color:#fff}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero-copy>*,.m1,.m2,.m3,.m4,.m5,.phone,.plan.pop,.hero-h .blue{animation:none;opacity:1}
  .hero-h .green::after{animation:none;transform:scaleX(1)}
  .card:hover,.plan:hover,.chips span:hover{transform:none}
}
/* ===== compare ===== */
.cmp-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:28px}
.cmp{width:100%;border-collapse:collapse;min-width:480px}
.cmp th,.cmp td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
.cmp th{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--mut)}
.cmp tbody tr{transition:background .2s}
.cmp tbody tr:hover{background:#F6F9FF}
.cmp tr.us{background:#EAF3FF}
.cmp tr.us td{color:var(--blue2);font-weight:700}
.cmp td:last-child{font-weight:700}
.cmp tr:not(.us) td:last-child{color:#C62828}
.ex .big{font-size:2.2rem;font-weight:800;color:var(--green);margin:0 0 4px;line-height:1}
.twofa{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;margin-top:28px}
.bar-row{display:grid;grid-template-columns:150px 1fr;gap:14px;align-items:center;margin:14px 0}
.bar-row span{font-weight:600;font-size:.92rem}
.bar{display:grid;gap:6px}
.bar i{font-style:normal;display:block;width:0;white-space:nowrap;overflow:visible;padding:6px 10px;border-radius:8px;background:#FDE2E2;color:#9B1C1C;font-weight:700;font-size:.85rem;transition:width 1.2s cubic-bezier(.2,.7,.2,1)}
.bar i.b{background:linear-gradient(90deg,#3B9BFF,#0A5CFF);color:#fff;min-width:0}
.twofa.in .bar i{width:var(--w)}
.twofa.in .bar i.b{width:max(var(--w),64px)}
.fine-c{font-size:.8rem;color:var(--mut);text-align:center;margin:20px 0 0}
@media (max-width:720px){.bar-row{grid-template-columns:1fr;gap:6px}}
@media (prefers-reduced-motion:reduce){.bar i{transition:none}}