/* Vinterra — Arctic AI Consulting */
:root{
  --navy:#0a1628;
  --navy-2:#0f2038;
  --frost:#7dd3fc;
  --crystal:#3b82f6;
  --ice:#f0f7ff;
  --pale:#e0f2fe;
  --slate:#94a3b8;
  --glass:rgba(255,255,255,.06);
  --glass-bd:rgba(125,211,252,.18);
  --shadow:0 20px 60px rgba(2,12,28,.45);
  --r:18px;
  --maxw:1180px;
  --disp:"Space Grotesk",sans-serif;
  --body:"Inter",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--body);
  color:var(--ice);
  background:var(--navy);
  line-height:1.65;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 600px at 80% -10%,rgba(59,130,246,.22),transparent 60%),
    radial-gradient(700px 500px at 0% 30%,rgba(125,211,252,.14),transparent 55%),
    radial-gradient(800px 700px at 50% 110%,rgba(15,32,56,.9),transparent 60%),
    linear-gradient(180deg,#0a1628,#081120 60%,#060d18);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:radial-gradient(rgba(125,211,252,.05) 1px,transparent 1px);
  background-size:34px 34px;
  mask:linear-gradient(180deg,#000,transparent 70%);
}
img{max-width:100%;display:block}
.hero-visual img,.split img{background:linear-gradient(135deg,#0f2038,#1e3a5f)}
.quote .av{background:linear-gradient(135deg,#1e3a5f,#0f2038)}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

h1,h2,h3{font-family:var(--disp);font-weight:600;line-height:1.12;letter-spacing:-.02em}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem);margin-bottom:.4em}
.eyebrow{
  font-family:var(--disp);font-size:.72rem;letter-spacing:.32em;
  text-transform:uppercase;color:var(--frost);font-weight:500;
  display:inline-flex;align-items:center;gap:.6em;margin-bottom:1rem;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--frost);opacity:.6}
.muted{color:var(--slate)}

/* Glass card */
.glass{
  background:var(--glass);
  border:1px solid var(--glass-bd);
  border-radius:var(--r);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:var(--shadow);
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:.55em;
  font-family:var(--disp);font-weight:500;font-size:.95rem;
  padding:.85em 1.6em;border-radius:999px;cursor:pointer;
  border:1px solid transparent;transition:.25s;
}
.btn-primary{
  background:linear-gradient(120deg,var(--frost),var(--crystal));
  color:#06121f;box-shadow:0 10px 30px rgba(59,130,246,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(59,130,246,.5)}
.btn-ghost{border-color:var(--glass-bd);color:var(--ice);background:var(--glass)}
.btn-ghost:hover{border-color:var(--frost);color:var(--frost)}

/* Header */
header{position:sticky;top:0;z-index:50;transition:.3s}
header.scrolled{background:rgba(8,17,32,.78);backdrop-filter:blur(16px);border-bottom:1px solid var(--glass-bd)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.logo{display:flex;align-items:center;gap:.6em;font-family:var(--disp);font-weight:600;font-size:1.25rem;letter-spacing:-.02em}
.logo img{width:34px;height:34px}
.logo span b{color:var(--frost);font-weight:600}
.nav-links{display:flex;gap:34px;align-items:center}
.nav-links a{font-size:.92rem;color:var(--pale);transition:.2s;position:relative}
.nav-links a:hover{color:var(--frost)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--frost);transition:.25s}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;gap:12px;align-items:center}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:24px;height:2px;background:var(--ice);border-radius:2px;transition:.3s}

/* Hero */
.hero{padding:72px 0 90px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero h1{font-size:clamp(2.4rem,5.2vw,4rem);margin-bottom:.5em}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--frost),var(--crystal));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.12rem;color:var(--pale);max-width:540px;margin-bottom:2rem}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:2.6rem;flex-wrap:wrap}
.hero-stats .stat strong{font-family:var(--disp);font-size:1.7rem;color:var(--frost);display:block}
.hero-stats .stat span{font-size:.82rem;color:var(--slate)}
.hero-visual{position:relative}
.hero-visual img{border-radius:var(--r);box-shadow:var(--shadow);width:100%;height:480px;object-fit:cover;border:1px solid var(--glass-bd)}
.float-card{position:absolute;padding:16px 20px;border-radius:14px;font-family:var(--disp)}
.float-card.fc1{top:24px;left:-26px;background:rgba(10,22,40,.82);border:1px solid var(--glass-bd);backdrop-filter:blur(12px)}
.float-card.fc2{bottom:30px;right:-22px;background:rgba(10,22,40,.82);border:1px solid var(--glass-bd);backdrop-filter:blur(12px)}
.float-card .dot{width:8px;height:8px;border-radius:50%;background:#34d399;display:inline-block;margin-right:8px;box-shadow:0 0 10px #34d399}
.float-card small{color:var(--slate);font-family:var(--body);font-size:.72rem;display:block}
.float-card b{color:var(--frost);font-size:1.05rem}

section{padding:84px 0;position:relative}
.section-head{max-width:680px;margin-bottom:48px}

/* Trust strip */
.trust{padding:28px 0;border-top:1px solid var(--glass-bd);border-bottom:1px solid var(--glass-bd)}
.trust-row{display:flex;flex-wrap:wrap;gap:18px 46px;align-items:center;justify-content:center;opacity:.8}
.trust-row span{font-family:var(--disp);letter-spacing:.06em;color:var(--slate);font-size:.95rem}

/* Services */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{padding:30px;transition:.3s}
.card:hover{transform:translateY(-6px);border-color:var(--frost)}
.card .ico{width:50px;height:50px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(125,211,252,.18),rgba(59,130,246,.12));border:1px solid var(--glass-bd);margin-bottom:20px}
.card .ico svg{width:24px;height:24px;stroke:var(--frost)}
.card h3{font-size:1.22rem;margin-bottom:.5em}
.card p{color:var(--slate);font-size:.95rem}
.card .tag{display:inline-block;margin-top:16px;font-family:var(--disp);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--frost);opacity:.85}

/* Process timeline */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{padding:28px;position:relative}
.step .num{font-family:var(--disp);font-size:2.4rem;font-weight:600;background:linear-gradient(120deg,var(--frost),var(--crystal));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.step h3{font-size:1.1rem;margin:.6em 0 .4em}
.step p{font-size:.9rem;color:var(--slate)}

/* Split feature */
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.split img{border-radius:var(--r);height:430px;object-fit:cover;width:100%;border:1px solid var(--glass-bd);box-shadow:var(--shadow)}
.checklist{list-style:none;margin-top:1.4rem;display:grid;gap:14px}
.checklist li{display:flex;gap:13px;align-items:flex-start;color:var(--pale)}
.checklist li svg{width:22px;height:22px;flex:none;stroke:var(--frost);margin-top:2px}

/* Pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price{padding:34px 30px;display:flex;flex-direction:column;position:relative;transition:.3s}
.price:hover{transform:translateY(-5px)}
.price.featured{border-color:var(--frost);background:linear-gradient(180deg,rgba(59,130,246,.12),rgba(10,22,40,.4))}
.price .badge{position:absolute;top:-12px;left:30px;background:linear-gradient(120deg,var(--frost),var(--crystal));color:#06121f;font-family:var(--disp);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;padding:.35em 1em;border-radius:999px;font-weight:600}
.price h3{font-size:1.2rem;margin-bottom:.3em}
.price .desc{color:var(--slate);font-size:.88rem;min-height:42px}
.price .amount{font-family:var(--disp);font-size:2.6rem;font-weight:600;margin:.4em 0 0}
.price .amount span{font-size:1rem;color:var(--slate);font-weight:400}
.price .per{color:var(--slate);font-size:.82rem;margin-bottom:1.4rem}
.price ul{list-style:none;display:grid;gap:12px;margin-bottom:1.8rem;flex:1}
.price ul li{display:flex;gap:11px;font-size:.92rem;color:var(--pale)}
.price ul li svg{width:18px;height:18px;flex:none;stroke:var(--frost);margin-top:3px}
.price .btn{width:100%;justify-content:center}
.pricing-note{text-align:center;margin-top:28px;color:var(--slate);font-size:.88rem}

/* Stats band */
.band{background:linear-gradient(120deg,rgba(59,130,246,.1),rgba(125,211,252,.06));border-top:1px solid var(--glass-bd);border-bottom:1px solid var(--glass-bd)}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.band-grid .b strong{font-family:var(--disp);font-size:2.4rem;color:var(--frost);display:block}
.band-grid .b span{color:var(--slate);font-size:.9rem}

/* Testimonials */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{padding:30px}
.quote p{font-size:.98rem;color:var(--pale);margin-bottom:20px}
.quote .who{display:flex;align-items:center;gap:13px}
.quote .who .av{width:44px;height:44px;border-radius:50%;object-fit:cover;border:1px solid var(--glass-bd)}
.quote .who b{font-family:var(--disp);font-size:.95rem;display:block}
.quote .who small{color:var(--slate);font-size:.8rem}
.stars{color:var(--frost);margin-bottom:14px;letter-spacing:2px}

/* FAQ */
.faq{display:grid;gap:14px;max-width:840px;margin:0 auto}
.faq-item{padding:0 26px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 0;font-family:var(--disp);font-weight:500;font-size:1.05rem;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .pl{flex:none;width:22px;height:22px;position:relative;transition:.3s}
.faq-item summary .pl::before,.faq-item summary .pl::after{content:"";position:absolute;background:var(--frost);border-radius:2px}
.faq-item summary .pl::before{top:50%;left:0;right:0;height:2px;transform:translateY(-50%)}
.faq-item summary .pl::after{left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);transition:.3s}
.faq-item[open] summary .pl::after{transform:translateX(-50%) scaleY(0)}
.faq-item p{padding:0 0 24px;color:var(--slate);font-size:.95rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px}
.contact-info .ci{display:flex;gap:16px;margin-bottom:26px;align-items:flex-start}
.contact-info .ci .ico{width:46px;height:46px;border-radius:12px;background:var(--glass);border:1px solid var(--glass-bd);display:grid;place-items:center;flex:none}
.contact-info .ci .ico svg{width:20px;height:20px;stroke:var(--frost)}
.contact-info .ci h4{font-family:var(--disp);font-size:1rem;margin-bottom:3px}
.contact-info .ci p{color:var(--slate);font-size:.92rem}
.contact-info .ci a:hover{color:var(--frost)}
form.lead-form{padding:34px}
.field{margin-bottom:18px}
.field label{display:block;font-size:.82rem;color:var(--pale);margin-bottom:7px;font-family:var(--disp)}
.field input,.field select,.field textarea{
  width:100%;padding:.85em 1em;border-radius:12px;
  background:rgba(6,14,26,.6);border:1px solid var(--glass-bd);
  color:var(--ice);font-family:var(--body);font-size:.95rem;transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--frost);box-shadow:0 0 0 3px rgba(125,211,252,.15)}
.field textarea{resize:vertical;min-height:110px}
.field.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.82rem;color:var(--slate);margin-bottom:20px}
.consent input{margin-top:4px;accent-color:var(--crystal)}
.form-msg{display:none;padding:14px 18px;border-radius:12px;background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.4);color:#a7f3d0;font-size:.9rem;margin-top:16px}
.form-msg.show{display:block}

/* Footer */
footer{border-top:1px solid var(--glass-bd);padding:60px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
.foot-grid p{color:var(--slate);font-size:.92rem;max-width:320px;margin-top:14px}
.foot-col h4{font-family:var(--disp);font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--frost);margin-bottom:18px}
.foot-col a{display:block;color:var(--slate);font-size:.92rem;margin-bottom:11px;transition:.2s}
.foot-col a:hover{color:var(--ice)}
.foot-bottom{border-top:1px solid var(--glass-bd);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:var(--slate);font-size:.84rem}
.foot-bottom a:hover{color:var(--frost)}

/* Cookie banner */
.cookie{
  position:fixed;left:24px;right:24px;bottom:24px;z-index:80;
  display:none;gap:20px;align-items:center;justify-content:space-between;
  padding:22px 26px;max-width:920px;margin:0 auto;flex-wrap:wrap;
}
.cookie.show{display:flex;animation:rise .4s ease}
@keyframes rise{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.cookie p{font-size:.9rem;color:var(--pale);flex:1;min-width:260px}
.cookie p a{color:var(--frost);text-decoration:underline}
.cookie .ck-btns{display:flex;gap:12px;flex-wrap:wrap}
.cookie .btn{padding:.65em 1.3em;font-size:.85rem}

/* Legal pages */
.legal{padding:60px 0 40px;max-width:880px}
.legal h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:.3em}
.legal .updated{color:var(--slate);font-size:.85rem;margin-bottom:40px}
.legal h2{font-size:1.4rem;margin:34px 0 12px}
.legal h3{font-size:1.1rem;margin:24px 0 8px;color:var(--pale)}
.legal p,.legal li{color:var(--slate);margin-bottom:12px;font-size:.97rem}
.legal ul{padding-left:22px;margin-bottom:16px}
.legal a{color:var(--frost);text-decoration:underline}
.back-link{display:inline-flex;align-items:center;gap:8px;margin-bottom:30px;color:var(--frost);font-family:var(--disp);font-size:.9rem}

.reveal{opacity:0;transform:translateY(28px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

@media(max-width:960px){
  .hero-grid,.split,.contact-grid{grid-template-columns:1fr;gap:40px}
  .cards,.pricing-grid,.quotes{grid-template-columns:1fr}
  .process,.band-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero-visual{order:-1}
  .float-card.fc1{left:8px}.float-card.fc2{right:8px}
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:72px;left:24px;right:24px;flex-direction:column;background:rgba(8,17,32,.96);backdrop-filter:blur(16px);border:1px solid var(--glass-bd);border-radius:14px;padding:22px;gap:18px}
  .burger{display:flex}
  .nav-cta .btn-ghost{display:none}
}
@media(max-width:560px){
  .process,.band-grid,.foot-grid,.field.row{grid-template-columns:1fr}
  section{padding:60px 0}
  .hero{padding:48px 0 60px}
}