:root{
  --ink:#0b1b2b;--ink-2:#334155;--muted:#64748b;--line:#e2e8f0;
  --bg:#ffffff;--snow:#f6f9fc;--ice:#e0f2fe;--glacier:#38bdf8;--deep:#0369a1;--aqua:#7dd3fc;
  --radius:18px;--shadow:0 10px 30px -12px rgba(15,40,70,.18);--shadow-lg:0 30px 60px -25px rgba(15,40,70,.35);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:min(1160px,92vw);margin:0 auto}
.narrow{width:min(760px,92vw)}
.eyebrow{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--deep);font-weight:700;margin-bottom:.8rem}
h1{font-size:clamp(2.2rem,5vw,3.7rem);line-height:1.08;letter-spacing:-.03em;font-weight:800}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.15;letter-spacing:-.02em;font-weight:800}
h3{font-size:1.15rem;letter-spacing:-.01em}
.lead{font-size:1.12rem;color:var(--ink-2);margin:1.2rem 0 1.8rem;max-width:36em}
.ice{background:linear-gradient(90deg,#0284c7,#38bdf8 60%,#67e8f9);-webkit-background-clip:text;background-clip:text;color:transparent}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.4rem;border-radius:999px;background:var(--ink);color:#fff;font-weight:650;border:1px solid var(--ink);transition:transform .15s,box-shadow .2s,background .2s;cursor:pointer;font-size:1rem;font-family:inherit}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--glacier)}
.btn-sm{padding:.55rem 1rem;font-size:.9rem}
.btn-block{width:100%}
.glass{background:rgba(255,255,255,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow-lg)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.7)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.05rem;letter-spacing:-.01em}
.brand b{font-weight:400;color:var(--muted);margin-left:.3rem}
.logo{width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--aqua);display:grid;place-items:center;font-weight:800}
.links{display:flex;align-items:center;gap:1.6rem;font-size:.95rem;color:var(--ink-2)}
.links a:not(.btn):hover{color:var(--deep)}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:6px;align-items:center}
.burger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}

/* hero */
.hero{position:relative;overflow:hidden;padding:5.5rem 0 5rem;background:linear-gradient(180deg,#f0f8ff 0%,#fff 100%)}
.aurora{position:absolute;inset:-30% -10% auto -10%;height:120%;background:
  radial-gradient(40% 50% at 80% 20%,rgba(125,211,252,.45),transparent 70%),
  radial-gradient(35% 45% at 15% 10%,rgba(186,230,253,.7),transparent 70%),
  radial-gradient(30% 40% at 60% 80%,rgba(165,243,252,.35),transparent 70%);filter:blur(10px);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:3.5rem;align-items:center}
.cta-row{display:flex;gap:.8rem;flex-wrap:wrap}
.trust{list-style:none;display:flex;gap:2.2rem;margin-top:2.4rem;flex-wrap:wrap}
.trust li{display:flex;flex-direction:column}
.trust strong{font-size:1.4rem;letter-spacing:-.02em}
.trust span{font-size:.85rem;color:var(--muted)}
.hero-card{position:relative;border-radius:22px;padding:0;overflow:visible}
.mock-bar{display:flex;align-items:center;gap:6px;padding:12px 14px;border-bottom:1px solid var(--line)}
.mock-bar i{width:10px;height:10px;border-radius:50%;background:#e2e8f0}
.mock-bar span{margin-left:10px;font-size:.75rem;color:var(--muted);background:var(--snow);padding:3px 10px;border-radius:99px}
.mock-body{padding:18px}
.mock-hero{height:140px;border-radius:14px;background:linear-gradient(135deg,#0ea5e9,#7dd3fc 60%,#e0f2fe)}
.mock-line{height:12px;border-radius:6px;background:#e2e8f0;margin-top:14px}
.w70{width:70%}.w50{width:50%}
.mock-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.mock-cols div{height:64px;border-radius:12px;background:var(--snow);border:1px solid var(--line)}
.mock-btn{width:120px;height:34px;border-radius:99px;background:var(--ink);margin-top:16px}
.float-chip{position:absolute;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:999px;padding:.5rem .9rem;font-size:.85rem;font-weight:600;white-space:nowrap}
.c1{top:-16px;right:-14px}.c2{bottom:-18px;left:-18px}

/* sections */
.section{padding:5.5rem 0}
.section-tint{background:var(--snow)}
.sec-head{max-width:640px;margin-bottom:2.8rem}
.sec-head p:not(.eyebrow){color:var(--ink-2);margin-top:.8rem}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card.featured{border-color:var(--glacier);box-shadow:0 0 0 4px var(--ice)}
.badge{position:absolute;top:-12px;left:1.6rem;background:var(--ink);color:#fff;font-size:.72rem;font-weight:700;padding:.25rem .7rem;border-radius:99px;letter-spacing:.04em}
.icon{font-size:1.6rem;width:48px;height:48px;border-radius:14px;background:var(--ice);display:grid;place-items:center;margin-bottom:1rem}
.price{font-size:2.2rem;font-weight:800;letter-spacing:-.03em;margin:.4rem 0 .8rem}
.price small{font-size:.9rem;color:var(--muted);font-weight:500;letter-spacing:0}
.card ul{list-style:none;margin-bottom:1.4rem;flex:1}
.card li{padding:.38rem 0 .38rem 1.5rem;position:relative;font-size:.93rem;color:var(--ink-2)}
.card li::before{content:"";position:absolute;left:0;top:.72rem;width:.85rem;height:.5rem;border-left:2px solid var(--glacier);border-bottom:2px solid var(--glacier);transform:rotate(-45deg)}

.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.work{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}
.work:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.thumb{aspect-ratio:16/10;overflow:hidden;background:var(--ice);border-bottom:1px solid var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .5s}
.work:hover .thumb img{transform:scale(1.04)}
.work-meta{padding:1.1rem 1.25rem 1.3rem}
.work-meta p{color:var(--muted);font-size:.92rem;margin-top:.2rem}
.tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--deep);background:var(--ice);padding:.2rem .6rem;border-radius:99px;margin-bottom:.5rem}
.work-cta{border:2px dashed #bae6fd;background:linear-gradient(135deg,#f0f9ff,#fff);display:grid;place-items:center;min-height:260px}
.work-cta-inner{text-align:center;padding:2rem}
.work-cta .big{font-size:3rem;line-height:1;color:var(--glacier);font-weight:300}
.work-cta p{color:var(--muted)}

.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;counter-reset:s}
.steps li{padding:1.6rem;border-radius:var(--radius);background:linear-gradient(180deg,#f8fbff,#fff);border:1px solid var(--line)}
.steps span{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--ink);color:var(--aqua);font-weight:800;margin-bottom:.9rem}
.steps p{color:var(--ink-2);font-size:.95rem;margin-top:.3rem}

details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.1rem 1.3rem;margin-bottom:.8rem}
summary{cursor:pointer;font-weight:650;list-style:none;display:flex;justify-content:space-between;gap:1rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--glacier);font-size:1.3rem;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--ink-2);margin-top:.6rem}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.contact-list{display:grid;gap:.8rem}
.contact-item{display:flex;gap:1rem;align-items:center;padding:1rem 1.2rem;border:1px solid var(--line);border-radius:14px;background:#fff;transition:border-color .2s}
a.contact-item:hover{border-color:var(--glacier)}
.contact-item>span{font-size:1.3rem;width:44px;height:44px;border-radius:12px;background:var(--ice);display:grid;place-items:center}
.contact-item small{display:block;color:var(--muted);font-size:.8rem}
.form{border-radius:22px;padding:2rem;background:linear-gradient(180deg,#f8fbff,#fff)}
.form h3{margin-bottom:1rem;font-size:1.3rem}
.form label{display:block;font-size:.85rem;font-weight:600;color:var(--ink-2);margin-bottom:.9rem}
.form input,.form select,.form textarea{display:block;width:100%;margin-top:.35rem;padding:.8rem .95rem;border:1px solid var(--line);border-radius:12px;font:inherit;font-weight:400;color:var(--ink);background:#fff;transition:border-color .2s,box-shadow .2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--glacier);box-shadow:0 0 0 4px var(--ice)}
.form .invalid{border-color:#f87171}
.form-note{font-size:.82rem;color:var(--muted);margin-top:.7rem;text-align:center}

.footer{border-top:1px solid var(--line);padding:2rem 0;background:#fff}
.foot-inner{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;font-size:.88rem;color:var(--muted)}
.foot-inner a:hover{color:var(--deep)}
.fab{display:none;position:fixed;right:18px;bottom:18px;width:56px;height:56px;border-radius:50%;background:var(--ink);color:#fff;place-items:center;font-size:1.4rem;box-shadow:var(--shadow-lg);z-index:60}

@media (max-width:1000px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr}
  .hero-card{max-width:520px}
}
@media (max-width:760px){
  .burger{display:flex}
  .links{position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:.5rem 4vw 1rem;display:none}
  .links.open{display:flex}
  .links a{padding:.8rem 0;border-bottom:1px solid var(--line)}
  .links .btn{margin-top:.8rem;border-bottom:0}
  .burger[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
  .burger[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}
  .hero{padding:3.5rem 0 4rem}
  .section{padding:4rem 0}
  .cards,.work-grid,.steps,.contact-grid{grid-template-columns:1fr}
  .trust{gap:1.4rem}
  .c1{right:6px}.c2{left:6px}
  .fab{display:grid}
  .foot-inner{flex-direction:column;text-align:center}
}