@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --navy:#1b2441;
  --blue:#2b4a8c;
  --cyan:#01b4d8;
  --orange:#fe6b2b;
  --green:#4daf51;
  --red:#e85b5b;
  --ink:#1b2441;
  --muted:#606984;
  --line:#e2e7f0;
  --bg:#f7f9fc;
  --card:#ffffff;
  --soft-blue:#edf2fb;
  --soft-cyan:#e9f9fc;
  --soft-orange:#fff1ea;
  --soft-green:#eef8ef;
  --shadow:0 14px 40px rgba(27,36,65,.08);
  --shadow-hover:0 20px 52px rgba(27,36,65,.14);
  --radius:18px;
  --radius-sm:12px;
  --max:1180px;
  --header-h:76px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;background:radial-gradient(circle at 10% 0%,rgba(1,180,216,.08),transparent 28%),radial-gradient(circle at 90% 10%,rgba(254,107,43,.07),transparent 25%)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}

.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
section{padding:86px 0;position:relative}
main{min-height:70vh}
h1,h2,h3,h4{font-family:"Space Grotesk",sans-serif;line-height:1.08;letter-spacing:-.035em;margin:0 0 16px}
h1{font-size:clamp(2.65rem,6vw,5.4rem);max-width:900px}
h2{font-size:clamp(2rem,4vw,3.25rem)}
h3{font-size:1.35rem}
h4{font-size:1rem}
p{margin:0 0 16px;color:var(--muted)}
.muted{color:var(--muted)}
.center{text-align:center}
.hidden{display:none!important}
.mt-24{margin-top:24px!important}.mt-40{margin-top:40px!important}

/* Header */
.site-header{height:var(--header-h);position:sticky;top:0;z-index:100;background:rgba(255,255,255,.88);border-bottom:1px solid rgba(226,231,240,.9);backdrop-filter:blur(16px);transition:.25s ease}
.site-header.scrolled{box-shadow:0 8px 30px rgba(27,36,65,.08)}
.nav{height:100%;display:flex;align-items:center;gap:28px}
.logo{display:inline-flex;align-items:center;gap:10px;font:700 1.08rem "Space Grotesk",sans-serif;letter-spacing:.03em;white-space:nowrap}
.logo small{display:block;font:500 .55rem Inter,sans-serif;color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin-top:-2px}
.logo-mark{width:34px;height:34px;border-radius:10px;display:flex;align-items:flex-end;gap:3px;padding:7px;background:linear-gradient(145deg,var(--blue),var(--cyan));box-shadow:0 8px 18px rgba(43,74,140,.25)}
.logo-mark span{display:block;width:5px;border-radius:2px;background:#fff}.logo-mark span:nth-child(1){height:8px}.logo-mark span:nth-child(2){height:14px}.logo-mark span:nth-child(3){height:20px}
.nav-links{list-style:none;padding:0;margin:0 0 0 auto;display:flex;align-items:center;gap:4px}
.nav-links a{display:block;padding:9px 10px;border-radius:9px;font-size:.86rem;font-weight:600;color:#4d5873;transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--soft-blue)}
.nav-right{display:flex;align-items:center;gap:12px}
.cart-link{position:relative;width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:1.1rem;transition:.2s}.cart-link:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.cart-badge{position:absolute;top:-6px;right:-6px;min-width:19px;height:19px;padding:0 5px;border-radius:99px;background:var(--orange);color:#fff;font:700 .68rem Inter,sans-serif;display:grid;place-items:center;border:2px solid #fff}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px}.nav-toggle span{display:block;height:2px;background:var(--ink);margin:4px 0;border-radius:2px}

/* Hero / backgrounds */
.grid-bg{overflow:hidden;background-color:#fbfcfd;background-image:linear-gradient(rgba(43,74,140,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(43,74,140,.055) 1px,transparent 1px);background-size:34px 34px}
.grid-bg:after{content:"";position:absolute;width:360px;height:360px;border-radius:50%;right:-140px;top:-150px;background:radial-gradient(circle,rgba(1,180,216,.18),transparent 68%);pointer-events:none}
.grid-bg .container{position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font:700 .74rem "JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:.1em;margin-bottom:15px}
.eyebrow:before{content:"";width:22px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--orange),var(--cyan))}
.layer-stack{position:relative;padding:48px 0 64px}
.layer-stack:before,.layer-stack:after{content:"";position:absolute;border:1px solid rgba(43,74,140,.12);border-radius:24px;pointer-events:none}.layer-stack:before{inset:20px -24px -20px 24px}.layer-stack:after{inset:42px -48px -42px 48px}
.layer-line{height:7px;border-radius:999px;background:linear-gradient(90deg,var(--blue),var(--cyan));margin:0 0 13px;opacity:.82;animation:slideIn .7s both}
@keyframes slideIn{from{opacity:0;transform:translateX(-30px)}to{opacity:.82;transform:none}}

/* Sections */
.section-head{max-width:760px;margin-bottom:38px}.section-head p{font-size:1.05rem;max-width:680px}
.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.card{background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 7px 22px rgba(27,36,65,.035);position:relative;overflow:hidden}
.card-tick{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.card-tick:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:#d2daea}
.service-card{min-height:180px;padding:25px 28px 24px 72px}.service-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--card-accent,var(--blue))}
.service-card:nth-child(1){--card-accent:var(--blue)}.service-card:nth-child(2){--card-accent:var(--orange)}.service-card:nth-child(3){--card-accent:var(--cyan)}.service-card:nth-child(4){--card-accent:var(--green)}.service-card:nth-child(5){--card-accent:var(--blue)}.service-card:nth-child(6){--card-accent:var(--orange)}
.service-card h3{margin-bottom:8px}.service-card p{max-width:610px;margin-bottom:0}
.service-icon{position:absolute;left:24px;top:24px;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--soft-blue);font-size:1.15rem}.service-card:nth-child(2) .service-icon{background:var(--soft-orange)}.service-card:nth-child(3) .service-icon{background:var(--soft-cyan)}.service-card:nth-child(4) .service-icon{background:var(--soft-green)}
.ink-bg{background:var(--navy);color:#fff;overflow:hidden}.ink-bg:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-230px;top:-230px;background:radial-gradient(circle,rgba(1,180,216,.25),transparent 68%)}.ink-bg p{color:#bfc9dd}.ink-bg h2,.ink-bg h4{color:#fff}.ink-bg .eyebrow{color:#8fe5f2}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.step{position:relative}.step:not(:last-child):after{content:"";position:absolute;left:46px;right:-24px;top:18px;border-top:1px dashed rgba(255,255,255,.18)}.num{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:rgba(1,180,216,.14);border:1px solid rgba(1,180,216,.28);color:#7fe4f2;font:700 .76rem "JetBrains Mono",monospace;margin-bottom:18px;position:relative;z-index:1}.ink-bg .step p{max-width:230px}
.two-col{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:28px}
.estimate-row{display:flex;justify-content:space-between;gap:18px;padding:12px 0;border-bottom:1px solid var(--line);font-size:.93rem}.estimate-row:last-of-type{border-bottom:0}.estimate-row .k{color:var(--muted)}.estimate-total{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:2px solid var(--ink);padding-top:16px;margin-top:14px;font-weight:700}.amount{font:700 1.45rem "Space Grotesk",sans-serif;color:var(--blue)}
.spec-label,.meta{font:700 .68rem "JetBrains Mono",monospace;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.spec-label{display:inline-flex;align-items:center;gap:8px}.spec-label:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:11px 18px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:.92rem;transition:.2s ease;position:relative;overflow:hidden}.btn:hover{transform:translateY(-2px)}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--blue),#3762ad);box-shadow:0 10px 22px rgba(43,74,140,.22)}.btn-primary:hover{box-shadow:0 14px 28px rgba(43,74,140,.3)}
.btn-ghost{background:#fff;color:var(--blue);border-color:#d5ddec}.btn-ghost:hover{border-color:#b7c3dc;background:var(--soft-blue)}.btn-block{width:100%}

/* Forms */
.field{margin-bottom:18px}.field label{display:block;font-size:.82rem;font-weight:700;margin-bottom:7px;color:#35405b}.field input,.field select,.field textarea{width:100%;border:1px solid #d6ddea;border-radius:11px;background:#fff;padding:12px 13px;color:var(--ink);outline:0;transition:.2s}.field textarea{min-height:125px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(1,180,216,.1)}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.hint{font-size:.78rem;color:#77819a}.badge-note{padding:15px 17px;border:1px solid #cfe7eb;background:var(--soft-cyan);border-radius:12px;color:#3b6470;font-size:.85rem}

/* Budget */
.radio-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.radio-card{position:relative;display:block;min-height:130px;padding:18px 16px;border:1px solid var(--line);border-radius:15px;background:#fff;cursor:pointer;transition:.2s}.radio-card input{position:absolute;opacity:0;pointer-events:none}.radio-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.radio-card.selected{border-color:var(--blue);box-shadow:0 0 0 3px rgba(43,74,140,.1);background:linear-gradient(180deg,#fff,var(--soft-blue))}.radio-card h3{font-size:1rem;margin:10px 0 5px}.radio-card p{font-size:.76rem;margin:0}.radio-card .service-icon{position:static;width:34px;height:34px}
.upload-zone{min-height:180px;border:2px dashed #ccd5e5;border-radius:16px;background:linear-gradient(180deg,#fbfcff,#f4f7fb);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;cursor:pointer;transition:.2s}.upload-zone:hover,.upload-zone.dragover{border-color:var(--cyan);background:var(--soft-cyan);transform:scale(1.005)}.upload-zone strong{font-size:1rem}.canvas-wrap{min-height:320px;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:#eef2f7;position:relative}.canvas-wrap canvas{display:block;width:100%;height:100%}.canvas-empty{min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:30px;text-align:center;color:#7b8499;font-size:2rem}.canvas-empty span{font-size:.85rem;max-width:320px}.estimate-box{padding:22px;border:1px solid #cfe0f1;border-radius:15px;background:linear-gradient(180deg,#fff,#f6faff)}.status-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 9px;border-radius:999px;background:#edf2fb;color:var(--blue);font-size:.7rem;font-weight:700}.status-pill.ok{background:#e9f7eb;color:#26732b}.status-pill.warn{background:#fff0e8;color:#b95020}

/* Products */
.filter-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}.filter-btn{border:1px solid var(--line);background:#fff;color:#59647d;padding:9px 14px;border-radius:999px;font-size:.82rem;font-weight:700;transition:.2s}.filter-btn:hover,.filter-btn.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.product-card{display:flex;flex-direction:column;min-height:365px}.product-thumb{height:150px;border-radius:14px;background:linear-gradient(135deg,var(--soft-blue),#f7fbff);display:grid;place-items:center;font-size:4rem;margin-bottom:18px;border:1px solid #e2eaf6}.tag{display:inline-flex;align-self:flex-start;padding:4px 8px;border-radius:999px;background:var(--soft-cyan);color:#277487;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.price{font:700 1.35rem "Space Grotesk",sans-serif;margin:12px 0 14px;color:var(--blue)}

/* Cart */
.cart-summary{position:sticky;top:96px}.cart-item{display:grid;grid-template-columns:58px 1fr auto auto;gap:15px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.cart-item:first-child{padding-top:0}.cart-item:last-child{border-bottom:0}.thumb{width:58px;height:58px;border-radius:13px;background:var(--soft-blue);display:grid;place-items:center;font-size:1.6rem}.qty-control{display:flex;align-items:center;border:1px solid var(--line);border-radius:10px;overflow:hidden}.qty-control button{width:32px;height:34px;border:0;background:#f7f9fc;color:var(--ink);font-weight:700}.qty-control input{width:34px;height:34px;border:0;text-align:center;background:#fff}.remove-btn{border:0;background:transparent;color:#b35b5b;font-size:.75rem;font-weight:700;padding:0}.remove-btn:hover{text-decoration:underline}

/* Articles */
.article-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.article-card{min-height:220px}.article-card .meta{display:block;margin-bottom:15px;color:var(--blue)}.article-full{max-width:820px;padding:30px 0;border-top:1px solid var(--line)}.article-full h3{font-size:1.65rem}.accordion-item{border-top:1px solid var(--line);padding:15px 0}.accordion-item:last-child{border-bottom:1px solid var(--line)}.accordion-item summary{cursor:pointer;font-weight:700;font-size:.9rem}.accordion-item p{margin:10px 0 0;font-size:.86rem}

/* Footer */
.site-footer{background:var(--navy);color:#c7d0e2;padding:56px 0 24px;margin-top:20px;position:relative;overflow:hidden}.site-footer:before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-180px;bottom:-260px;background:radial-gradient(circle,rgba(254,107,43,.15),transparent 68%)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;padding-bottom:34px}.site-footer h4{color:#fff;margin-bottom:12px}.site-footer p{color:#9eabc3;font-size:.88rem}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:7px 0;font-size:.84rem;color:#aab5ca}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:.75rem;color:#8996b0}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}.reveal.visible{opacity:1;transform:none}

@media (max-width:1050px){
  .nav-links{gap:0}.nav-links a{padding:8px 7px;font-size:.78rem}
  .radio-cards{grid-template-columns:repeat(3,1fr)}.product-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:800px){
  :root{--header-h:68px}.container{width:min(var(--max),calc(100% - 28px))}section{padding:64px 0}
  .nav-links{display:none;position:absolute;left:14px;right:14px;top:74px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.nav-toggle{display:block}
  .two-col{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.step:not(:last-child):after{display:none}.service-grid{grid-template-columns:1fr}.service-card{min-height:150px}.radio-cards{grid-template-columns:1fr 1fr}.cart-summary{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}.field-row{grid-template-columns:1fr}
}
@media (max-width:520px){
  h1{font-size:2.55rem}.layer-stack{padding:35px 0 45px}.layer-stack:before,.layer-stack:after{display:none}.service-card{padding-left:64px}.steps{grid-template-columns:1fr}.radio-cards,.product-grid,.article-grid{grid-template-columns:1fr}.cart-item{grid-template-columns:50px 1fr;align-items:start}.cart-item>.qty-control,.cart-item>div:last-child{grid-column:2}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card-tick,.btn,.upload-zone{transition:none}.reveal{opacity:1;transform:none}.layer-line{animation:none}}