/* ───────── WolkWeb ───────── */
:root{
  --bg:#04060d; --bg2:#0a1020;
  --ink:#e9eefb; --mute:#8f9bb8; --dim:#5d6885;
  --line:rgba(255,255,255,.09); --line2:rgba(255,255,255,.16);
  --c1:#46e6ff; --c2:#8f6bff; --c3:#ff5fb0;
  --grad:linear-gradient(100deg,var(--c1),var(--c2) 55%,var(--c3));
  --glass:rgba(14,20,38,.55);
  --r:22px;
  --display:'Space Grotesk',system-ui,sans-serif;
  --body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font:400 16px/1.65 var(--body);overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{list-style:none}
::selection{background:var(--c2);color:#fff}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.hidden{display:none!important}
.fine{font-size:.82rem;color:var(--dim)}

/* ── atmosphere ── */
.aurora{position:fixed;inset:0;z-index:-2;overflow:hidden;background:
  radial-gradient(1200px 700px at 80% -10%,#0d1a3a 0%,transparent 60%),
  radial-gradient(900px 600px at -10% 110%,#1a0f3a 0%,transparent 60%),var(--bg)}
.aurora i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.38;mix-blend-mode:screen;animation:drift 22s ease-in-out infinite alternate}
.aurora i:nth-child(1){width:46vw;height:46vw;left:-8vw;top:8vh;background:#1c6dff}
.aurora i:nth-child(2){width:38vw;height:38vw;right:-6vw;top:30vh;background:#7b3dff;animation-duration:28s;animation-delay:-8s}
.aurora i:nth-child(3){width:32vw;height:32vw;left:30vw;bottom:-12vh;background:#00c2d1;animation-duration:32s;animation-delay:-14s;opacity:.25}
@keyframes drift{to{transform:translate3d(6vw,-5vh,0) scale(1.15)}}
#stage{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}
.grain{position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.07;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.progress{position:fixed;top:0;left:0;height:3px;width:100%;z-index:100;background:var(--grad);transform:scaleX(0);transform-origin:left;box-shadow:0 0 12px var(--c2)}
.cursor-glow{position:fixed;top:0;left:0;width:520px;height:520px;margin:-260px 0 0 -260px;z-index:-1;pointer-events:none;border-radius:50%;
  background:radial-gradient(closest-side,rgba(110,140,255,.16),transparent);opacity:0;transition:opacity .4s;will-change:transform}
@media (hover:none){.cursor-glow{display:none}}

/* ── nav ── */
.nav{position:fixed;top:14px;left:0;right:0;margin-inline:auto;z-index:90;width:min(1120px,100% - 24px);display:flex;align-items:center;justify-content:space-between;
  padding:10px 14px 10px 18px;border-radius:999px;border:1px solid transparent;transition:background .4s,border-color .4s,backdrop-filter .4s,top .4s}
.nav.stuck{background:rgba(7,11,22,.62);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);border-color:var(--line)}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:38px;height:38px;filter:drop-shadow(0 0 10px rgba(143,107,255,.55))}
.bm-core{animation:pulse 2.6s ease-in-out infinite;transform-origin:32px 31px}
@keyframes pulse{50%{transform:scale(1.35);opacity:.8}}
.brand-word{font:700 1.4rem/1 var(--display);letter-spacing:-.02em}
.brand-word b{font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{padding:8px 14px;border-radius:999px;font-size:.92rem;color:var(--mute);transition:color .25s,background .25s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links .nav-cta{color:#04060d;background:#fff;font-weight:600;margin-left:6px}
.nav-links .nav-cta:hover{background:var(--c1);color:#04060d}
.nav-cta span{display:inline-block;transition:transform .3s var(--ease)}
.nav-cta:hover span{transform:translateX(3px)}
.burger{display:none;width:42px;height:42px;border-radius:50%;position:relative}
.burger i{position:absolute;left:12px;right:12px;height:2px;background:#fff;border-radius:2px;transition:transform .35s var(--ease),top .35s var(--ease)}
.burger i:first-child{top:16px}.burger i:last-child{top:24px}
.burger[aria-expanded=true] i:first-child{top:20px;transform:rotate(45deg)}
.burger[aria-expanded=true] i:last-child{top:20px;transform:rotate(-45deg)}

/* ── buttons ── */
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:999px;font-weight:600;font-size:1rem;transition:transform .25s var(--ease),box-shadow .3s,background .3s,border-color .3s;will-change:transform;white-space:nowrap}
.btn i{font-style:normal;transition:transform .3s var(--ease)}
.btn:hover i{transform:translateX(4px)}
.btn.primary{background:var(--grad);background-size:160% 100%;color:#04060d;box-shadow:0 8px 30px -8px rgba(143,107,255,.7),inset 0 1px 0 rgba(255,255,255,.4)}
.btn.primary:hover{background-position:100% 0;box-shadow:0 14px 44px -8px rgba(70,230,255,.6),inset 0 1px 0 rgba(255,255,255,.5)}
.btn.ghost{border:1px solid var(--line2);background:rgba(255,255,255,.03);backdrop-filter:blur(8px)}
.btn.ghost:hover{border-color:var(--c1);background:rgba(70,230,255,.08)}
.btn.small{padding:11px 20px;font-size:.9rem}

/* ── generic ── */
.eyebrow{display:inline-block;font:500 .78rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--c1);margin-bottom:18px}
.eyebrow::before{content:"";display:inline-block;width:22px;height:1px;background:var(--c1);vertical-align:middle;margin-right:12px}
h1,h2,h3,h4{font-family:var(--display);letter-spacing:-.03em;line-height:1.05}
h2{font-size:clamp(2.1rem,5vw,3.8rem);font-weight:700}
h3{font-size:clamp(1.5rem,2.6vw,2.15rem);font-weight:700}
h4{font-size:1.3rem;font-weight:600}
.sec-head{margin-bottom:56px}
.sec-head .sub{margin-top:18px;color:var(--mute);max-width:560px}
section{position:relative}
.ticks li{position:relative;padding-left:28px;margin:9px 0;color:#c9d2ea;font-size:.96rem}
.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;border-left:2px solid var(--c1);border-bottom:2px solid var(--c1);transform:rotate(-45deg) scale(.9);transform-origin:center}
.glass{background:var(--glass);border:1px solid var(--line);border-radius:var(--r);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3)}
/* cursor-follow spotlight */
.spot{position:relative;overflow:hidden;isolation:isolate}
.spot::before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;opacity:0;transition:opacity .35s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(143,107,255,.20),transparent 60%)}
.spot::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;opacity:0;transition:opacity .35s;
  background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),rgba(70,230,255,.85),transparent 70%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.spot:hover::before,.spot:hover::after{opacity:1}
.tilt{transition:transform .25s var(--ease);transform-style:preserve-3d;will-change:transform}

/* reveal */
.js .rv{opacity:0;transform:translateY(34px) scale(.985);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.1s}.rv.d2{transition-delay:.2s}.rv.d3{transition-delay:.3s}.rv.d4{transition-delay:.4s}
.js .tilt.rv.in{transform:none;transition:transform .25s var(--ease),opacity .6s}

/* ── hero ── */
.hero{min-height:100svh;display:flex;align-items:center;padding:130px 0 90px}
.hero-grid{display:block}
.hero-copy{max-width:640px}
.pill{display:inline-flex;align-items:center;gap:10px;padding:8px 16px 8px 12px;border:1px solid var(--line2);border-radius:999px;background:rgba(255,255,255,.04);backdrop-filter:blur(10px);font-size:.85rem;color:var(--mute);margin-bottom:28px}
.pill b{color:#fff}.pill em{font-style:normal;color:var(--dim);font-family:var(--mono);font-size:.78rem}
.dot{width:8px;height:8px;border-radius:50%;background:var(--c1);box-shadow:0 0 0 0 rgba(70,230,255,.7);animation:ping 2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(70,230,255,0)}100%{box-shadow:0 0 0 0 rgba(70,230,255,0)}}
.hero h1{font-size:clamp(2.9rem,7.6vw,6.2rem);font-weight:700;line-height:.98;letter-spacing:-.045em}
.hero h1 .grad{position:relative;display:inline-block;padding-right:.06em}
.lead{margin-top:28px;font-size:clamp(1.05rem,1.8vw,1.28rem);color:var(--mute);max-width:560px}
.rotor{display:inline-block;min-width:8.5ch;color:#fff;font-weight:600;font-family:var(--display);border-bottom:2px solid var(--c2);padding-bottom:1px}
.rotor .sc{color:var(--c1);opacity:.7}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero-meta{display:flex;gap:34px;margin-top:54px;color:var(--mute);font-size:.9rem;flex-wrap:wrap}
.hero-meta b{display:block;font:700 1.9rem/1.1 var(--display);color:#fff}
.scroll-cue{position:absolute;left:50%;bottom:28px;width:26px;height:44px;margin-left:-13px;border:1.5px solid var(--line2);border-radius:20px;opacity:.8}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:3px;background:var(--c1);animation:wheel 1.8s infinite}
@keyframes wheel{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(16px)}}

/* ── marquee ── */
.marquee{padding:26px 0;border-block:1px solid var(--line);background:rgba(4,6,13,.55);backdrop-filter:blur(10px);overflow:hidden;
  -webkit-mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;width:max-content;animation:marq 38s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-row{display:flex;align-items:center;gap:30px;padding-right:30px;font:600 1.5rem/1 var(--display);color:rgba(233,238,251,.55);white-space:nowrap}
.marquee-row i{font-style:normal;color:var(--c2);font-size:1rem}
.marquee-row span{transition:color .3s}.marquee-row span:hover{color:#fff}
@keyframes marq{to{transform:translateX(-50%)}}

/* ── services ── */
.services{padding-top:130px}
.svc{min-height:100vh;display:flex;align-items:center;padding:40px 0}
.svc-in{position:relative;max-width:540px;padding:44px 42px}
.svc-num{position:absolute;right:26px;top:14px;font:700 5.5rem/1 var(--display);color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.12);pointer-events:none}
.svc-in h3{margin-bottom:16px}
.svc-in p{color:var(--mute);margin-bottom:22px}
.link{display:inline-flex;gap:10px;align-items:center;margin-top:22px;font-weight:600;color:#fff;padding-bottom:3px;border-bottom:1px solid var(--c2);transition:gap .3s var(--ease),color .3s,border-color .3s}
.link:hover{gap:16px;color:var(--c1);border-color:var(--c1)}

/* ── demo ── */
.demo,.process,.why,.pricing,.contact{padding:120px 0}
.demo-grid{display:grid;grid-template-columns:1fr auto;gap:70px;align-items:center}
.demo-copy p{color:var(--mute);margin:22px 0;max-width:480px}
.phone{position:relative;width:340px;height:640px;padding:12px 12px 14px;border-radius:44px;background:linear-gradient(160deg,#1a2240,#0a0e1c);border:1px solid var(--line2);
  box-shadow:0 50px 120px -30px rgba(80,60,255,.55),0 0 0 6px #0a0e1c,0 0 0 7px var(--line2),inset 0 0 0 1px rgba(255,255,255,.06);display:flex;flex-direction:column}
.phone-notch{position:absolute;top:12px;left:50%;width:96px;height:24px;margin-left:-48px;border-radius:0 0 16px 16px;background:#04060d;z-index:3}
.chat-head{display:flex;align-items:center;gap:12px;padding:36px 14px 14px;border-bottom:1px solid var(--line)}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--grad);display:grid;place-items:center;padding:8px}
.chat-head b{display:block;font:600 1rem/1.2 var(--display)}
.chat-head small{color:var(--mute);font-size:.78rem;display:flex;align-items:center;gap:6px}
.live{width:7px;height:7px;border-radius:50%;background:#3dffa0;box-shadow:0 0 8px #3dffa0}
.chat-log{flex:1;overflow-y:auto;padding:16px 12px;display:flex;flex-direction:column;gap:10px;scrollbar-width:none}
.chat-log::-webkit-scrollbar{display:none}
.msg{max-width:84%;padding:10px 14px;border-radius:18px;font-size:.9rem;line-height:1.45;animation:pop .35s var(--ease)}
.msg.bot{align-self:flex-start;background:#161e38;border-bottom-left-radius:6px}
.msg.me{align-self:flex-end;background:var(--grad);color:#04060d;font-weight:500;border-bottom-right-radius:6px}
.msg a{color:var(--c1);text-decoration:underline}
.typing{display:flex;gap:4px;padding:14px 16px}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--mute);animation:bounce 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes bounce{40%{transform:translateY(-6px);background:#fff}}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.96)}}
.chat-chips{display:flex;gap:8px;padding:6px 12px 10px;overflow-x:auto;scrollbar-width:none}
.chat-chips::-webkit-scrollbar{display:none}
.chat-chips button{flex:none;padding:7px 13px;border-radius:999px;border:1px solid var(--line2);font-size:.8rem;color:#cfd8f0;transition:all .25s}
.chat-chips button:hover{border-color:var(--c1);color:var(--c1);background:rgba(70,230,255,.08)}
.chat-form{display:flex;gap:8px;padding:0 6px}
.chat-form input{flex:1;min-width:0;padding:12px 16px;border-radius:999px;background:#0e1530;border:1px solid var(--line);outline:0;font-size:.9rem;transition:border-color .25s}
.chat-form input:focus{border-color:var(--c2)}
.chat-form button{width:44px;height:44px;border-radius:50%;background:var(--grad);color:#04060d;display:grid;place-items:center;transition:transform .25s var(--ease)}
.chat-form button:hover{transform:scale(1.1) rotate(-8deg)}
.chat-form svg{width:20px;height:20px}

/* ── process ── */
.steps{position:relative;display:grid;gap:26px;padding-left:92px}
.steps-line{position:absolute;left:32px;top:10px;bottom:10px;width:2px;background:var(--line);border-radius:2px}
.steps-line span{position:absolute;inset:0;background:var(--grad);transform-origin:top;transform:scaleY(0);box-shadow:0 0 14px var(--c2);border-radius:2px}
.step{position:relative}
.step-n{position:absolute;left:-92px;top:20px;width:66px;height:66px;border-radius:50%;display:grid;place-items:center;font:700 1.15rem var(--display);background:var(--bg2);border:1px solid var(--line2);color:var(--mute);transition:all .5s var(--ease);z-index:1}
.step.lit .step-n{background:var(--grad);color:#04060d;border-color:transparent;box-shadow:0 0 30px rgba(143,107,255,.7);transform:scale(1.08)}
.step-b{padding:26px 30px}
.step-b h3{font-size:1.5rem;margin-bottom:8px}
.step-b p{color:var(--mute);max-width:620px}

/* ── bento ── */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.b{padding:30px;min-height:220px;display:flex;flex-direction:column;justify-content:flex-end}
.b-a,.b-b,.b-c{grid-column:span 2}
.b-d{grid-column:span 3}.b-e{grid-column:span 3}.b-f{grid-column:span 6}
.b .big{font:700 clamp(3.4rem,6vw,5rem)/1 var(--display);letter-spacing:-.05em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:auto;padding-bottom:20px}
.b h4{margin-bottom:8px}.b p{color:var(--mute);font-size:.96rem;max-width:520px}
.b-f{min-height:0;flex-direction:row;align-items:center;gap:30px;flex-wrap:wrap;justify-content:space-between}

/* ── pricing ── */
.tabs{position:relative;display:inline-flex;padding:5px;border-radius:999px;border:1px solid var(--line2);background:rgba(255,255,255,.03);margin-bottom:36px}
.tab{position:relative;z-index:1;padding:11px 24px;border-radius:999px;font-weight:600;color:var(--mute);transition:color .3s}
.tab.active{color:#04060d}
.tab-glider{position:absolute;top:5px;bottom:5px;left:5px;border-radius:999px;background:#fff;transition:left .45s var(--ease),width .45s var(--ease)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(285px,1fr));gap:20px;perspective:1200px}
.card{position:relative;padding:32px 28px;display:flex;flex-direction:column}
.card h4{margin-bottom:12px}
.price{font:700 2.5rem/1 var(--display);letter-spacing:-.04em;margin-bottom:14px}
.price small{font:500 .85rem var(--body);letter-spacing:0;color:var(--mute);margin-right:4px}
.price em{font:500 .9rem var(--body);letter-spacing:0;font-style:normal;color:var(--mute);margin-left:4px}
.card>p{color:var(--mute);font-size:.95rem;margin-bottom:14px}
.card .ticks{flex:1;margin-bottom:22px}
.card .btn{align-self:flex-start}
.card.featured{border-color:transparent;background:linear-gradient(var(--bg2),var(--bg2)) padding-box,conic-gradient(from var(--ang,0deg),var(--c1),var(--c2),var(--c3),var(--c1)) border-box;border:1px solid transparent;animation:spinb 6s linear infinite}
@property --ang{syntax:'<angle>';initial-value:0deg;inherits:false}
@keyframes spinb{to{--ang:360deg}}
.badge{position:absolute;top:16px;right:16px;padding:5px 12px;border-radius:999px;background:var(--grad);color:#04060d;font:600 .72rem var(--mono);letter-spacing:.06em;text-transform:uppercase}
.calc{margin-top:26px;padding:40px;display:grid;grid-template-columns:1.5fr 1fr;gap:40px}
.calc h3{margin-bottom:22px}
.calc-base{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.opt,.chip{padding:10px 18px;border-radius:999px;border:1px solid var(--line2);background:rgba(255,255,255,.03);font-size:.92rem;color:#cfd8f0;transition:all .25s var(--ease)}
.opt:hover,.chip:hover{border-color:var(--c1);transform:translateY(-2px)}
.opt.active,.chip.active{background:var(--grad);color:#04060d;border-color:transparent;font-weight:600;box-shadow:0 8px 24px -8px rgba(143,107,255,.8)}
.calc-add{display:grid;gap:10px;min-height:100px}
.add{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;border-radius:14px;border:1px solid var(--line);cursor:pointer;transition:border-color .25s,background .25s;user-select:none}
.add:hover{border-color:var(--line2)}
.add.on{border-color:var(--c1);background:rgba(70,230,255,.07)}
.add .nm{display:flex;align-items:center;gap:12px}
.add .bx{width:20px;height:20px;border-radius:6px;border:1.5px solid var(--dim);display:grid;place-items:center;transition:all .25s}
.add.on .bx{background:var(--c1);border-color:var(--c1)}
.add.on .bx::after{content:"";width:9px;height:5px;border-left:2px solid #04060d;border-bottom:2px solid #04060d;transform:rotate(-45deg) translate(1px,-1px)}
.add .pr{font:500 .85rem var(--mono);color:var(--mute)}
.calc-r{display:flex;flex-direction:column;justify-content:space-between;gap:24px;padding:28px;border-radius:18px;background:rgba(255,255,255,.035);border:1px solid var(--line)}
.calc-total small{color:var(--mute)}
.total{font:700 clamp(3rem,5vw,4.2rem)/1.1 var(--display);letter-spacing:-.05em;margin:6px 0 10px}
.total em{font:500 1rem var(--body);font-style:normal;color:var(--mute);letter-spacing:0;margin-left:6px}
.calc-r .btn{justify-content:center}

/* ── contact ── */
.contact-card{display:grid;grid-template-columns:1fr 1.15fr;gap:50px;padding:56px 50px;background:linear-gradient(140deg,rgba(20,28,56,.7),rgba(14,10,36,.7))}
.contact-l p{color:var(--mute);margin:22px 0 30px;max-width:420px}
.channels{display:grid;gap:12px}
.chan{display:flex;align-items:center;gap:16px;padding:14px 18px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.03);transition:border-color .3s,background .3s,transform .25s var(--ease)}
.chan svg{width:30px;height:30px;flex:none}
.chan b{display:block;font:600 1rem var(--display)}.chan small{color:var(--mute);font-size:.84rem}
.chan.wa svg{color:#3ddc84}.chan.tg svg{color:#39a9e8}.chan.ml svg{color:#ff7a8a}
.chan:hover{border-color:var(--line2);background:rgba(255,255,255,.07)}
.quote fieldset{border:0;margin-bottom:22px}
.quote legend{font:500 .78rem var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--mute);margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:9px}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{position:relative;display:block}.field.full{grid-column:1/-1}
.field input,.field textarea{width:100%;padding:24px 16px 10px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--line2);outline:0;resize:vertical;transition:border-color .25s,background .25s}
.field input:focus,.field textarea:focus{border-color:var(--c1);background:rgba(70,230,255,.05)}
.field span{position:absolute;left:16px;top:16px;color:var(--mute);font-size:.95rem;pointer-events:none;transition:all .22s var(--ease);transform-origin:left}
.field input:focus+span,.field input:not(:placeholder-shown)+span,.field textarea:focus+span,.field textarea:not(:placeholder-shown)+span{top:7px;font-size:.72rem;color:var(--c1)}
.send{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 14px}

/* ── footer / toast ── */
.foot{border-top:1px solid var(--line);padding:46px 0;background:rgba(4,6,13,.7)}
.foot-in{display:flex;flex-wrap:wrap;gap:16px 40px;align-items:center;justify-content:space-between;color:var(--mute);font-size:.92rem}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,30px);opacity:0;z-index:120;padding:14px 22px;border-radius:999px;background:#fff;color:#04060d;font-weight:600;font-size:.92rem;box-shadow:0 20px 50px rgba(0,0,0,.5);transition:all .45s var(--ease);pointer-events:none;max-width:calc(100% - 32px);text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ── responsive ── */
@media (max-width:980px){
  .demo-grid{grid-template-columns:1fr;justify-items:center;text-align:left}
  .demo-copy{justify-self:stretch}
  .calc,.contact-card{grid-template-columns:1fr}
  .contact-card{padding:40px 26px}
  .b-a,.b-b,.b-c{grid-column:span 3}.b-c{grid-column:span 6}.b-d,.b-e{grid-column:span 6}
}
@media (max-width:900px){
  .burger{display:block}
  .nav-links{position:fixed;inset:0;z-index:-1;flex-direction:column;justify-content:center;gap:10px;background:rgba(4,6,13,.94);backdrop-filter:blur(20px);opacity:0;pointer-events:none;transition:opacity .4s}
  .nav-links a{font:600 1.7rem var(--display);color:#fff;padding:12px 22px}
  .nav-links .nav-cta{font-size:1.2rem;margin-top:16px;padding:14px 28px}
  .nav.open .nav-links{opacity:1;pointer-events:auto}
  .nav.open{background:transparent;border-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none}
  .br-d{display:none}
  .svc{min-height:88vh}
  .svc-in{padding:34px 26px;background:rgba(10,14,28,.78)}
  .hero{padding-top:110px}
  .steps{padding-left:64px}.steps-line{left:21px}.step-n{left:-64px;width:44px;height:44px;font-size:.9rem;top:24px}
  .step-b{padding:22px}
  .phone{width:min(340px,100%)}
}
@media (max-width:560px){
  .fields{grid-template-columns:1fr}
  .b-a,.b-b{grid-column:span 6}
  .calc{padding:26px 20px}.svc-num{font-size:4rem}
  .btn{padding:14px 22px}
  .hero-meta{gap:22px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .marquee-track{animation:none}
}

.card.featured h4{padding-right:7.5rem}