/* ===== Fonts ===== */
@font-face {
  font-family: 'Monroe';
  src: url('Monroe.woff2') format('woff2');
  font-weight: 400 700;
  font-style: normal;
}

/* ===== Palette ===== */
:root{
  --ink:#0f1320;
  --muted:#525a66;

  /* brand */
  --brand:#2A4D9B;
  --brand-2:#6b8ce3;

  /* dawn sky */
  --dawn-0:#f5f7fb; /* pearl */
  --dawn-1:#e3eaf6;
  --dawn-2:#cbd6ee;
  --dawn-3:#b5c5e4;

  /* stars */
  --star-w1:#fff6bf;
  --star-w2:#ffefaa;
  --star-w3:#fffdf3;
  --star-cool:#eef3ff;

  /* aurora glow */
  --aurora-1:rgba(160,190,255,.34);
  --aurora-2:rgba(220,230,255,.25);
}

*{box-sizing:border-box}
html,body{height:100%}

/* ===== Typography ===== */
html{ font-family:'Plus Jakarta Sans', sans-serif; }
body{
  margin:0;
  color:var(--ink);
  text-align:center;
  background: var(--dawn-0);
  scroll-behavior:smooth;
}

h1,h2,h3{
  font-family:'Monroe','Plus Jakarta Sans',sans-serif;
  letter-spacing:.2px;
}

/* ===== Section backgrounds ===== */
.hero{
  position:relative;
  padding:100px 20px 80px;
  overflow:hidden;
  background:linear-gradient(180deg, var(--dawn-3) 0%, var(--dawn-2) 55%, var(--dawn-1) 100%);
  animation:fadeIn 1.2s ease;
}
.purpose{
  padding:92px 20px 68px;
  background:linear-gradient(180deg, var(--dawn-1) 0%, #ffffff 100%);
}
.product{
  padding:60px 20px 96px;
  background:linear-gradient(180deg, #ffffff 0%, var(--dawn-1) 100%);
}
.join{
  padding:96px 20px 0px;
  background:linear-gradient(180deg, var(--dawn-1) 0%, var(--dawn-0) 100%);
}

/* ===== Seam blur ===== */
.seam-top, .seam-bottom, .seam-both{ position:relative; z-index:0; }
.seam-top::after,
.seam-bottom::after,
.seam-both::before,
.seam-both::after{
  content:"";
  position:absolute; left:0; right:0; height:24px; pointer-events:none; z-index:2;
  background: rgba(255,255,255,0.001);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  -webkit-mask-image:linear-gradient(to bottom, rgba(0,0,0,0), #000 38%, #000 62%, rgba(0,0,0,0));
  mask-image:linear-gradient(to bottom, rgba(0,0,0,0), #000 38%, #000 62%, rgba(0,0,0,0));
}
.seam-top::after{ top:-12px; }
.seam-bottom::after{ bottom:-12px; }
.seam-both::before{ top:-12px; }
.seam-both::after{ bottom:-12px; }

/* ===== Sky ===== */
.hero > :not(.sky){ position:relative; z-index:1; }
.sky{
  position:absolute; inset:0;
  height:72vh;
  pointer-events:none; will-change:transform;
  z-index:0;
  -webkit-mask-image:linear-gradient(#000 0%, #000 84%, rgba(0,0,0,0) 100%);
  mask-image:linear-gradient(#000 0%, #000 84%, rgba(0,0,0,0) 100%);
  background:
    radial-gradient(3.2px 3.2px at 6% 10%, var(--star-w1) 96%, transparent 100%) repeat,
    radial-gradient(2.8px 2.8px at 20% 22%, var(--star-w2) 96%, transparent 100%) repeat,
    radial-gradient(2.6px 2.6px at 36% 16%, var(--star-w3) 96%, transparent 100%) repeat,
    radial-gradient(2.2px 2.2px at 58% 24%, var(--star-cool) 96%, transparent 100%) repeat,
    radial-gradient(1.8px 1.8px at 76% 14%, var(--star-w2) 96%, transparent 100%) repeat,
    radial-gradient(1.6px 1.6px at 88% 20%, var(--star-w3) 96%, transparent 100%) repeat,
    radial-gradient(1.4px 1.4px at 44% 34%, var(--star-w1) 96%, transparent 100%) repeat,
    radial-gradient(1.2px 1.2px at 70% 44%, var(--star-cool) 96%, transparent 100%) repeat;
  background-size: 220px 220px, 260px 260px, 320px 320px, 380px 380px, 460px 460px, 520px 520px, 240px 240px, 320px 320px;
  animation: twinkleA 10.5s ease-in-out infinite alternate;
  opacity:.99;
  filter: contrast(112%) brightness(104%);
}
.sky::before{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(120% 82% at 50% -30%, var(--aurora-1) 0%, rgba(255,255,255,0) 64%),
    radial-gradient(98% 68% at 24% -16%, var(--aurora-2) 0%, rgba(255,255,255,0) 60%);
  mix-blend-mode:screen; opacity:.93;
}
.sky::after{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(3.6px 3.6px at 72% 18%, var(--star-w3) 98%, transparent 100%) repeat,
    radial-gradient(3px 3px at 30% 52%, var(--star-w1) 98%, transparent 100%) repeat;
  background-size: 520px 520px, 600px 600px;
  animation: twinkleB 14s ease-in-out infinite alternate;
  opacity:.68;
}

/* ===== Hero content ===== */
.hero h1{
  font-size:3rem; font-weight:700; margin:12px 0 6px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
}
.tagline{ font-size:1.08rem; color:#333d; margin:0 0 26px; }

/* Logo */
.logo{
  width:108px; margin:0 auto 20px; display:block;
  animation:float 8s ease-in-out infinite;
}

/* Buttons */
.hero-buttons{display:flex; justify-content:center; gap:16px;}
.btn{
  padding:12px 22px; border-radius:12px; font-weight:800;
  text-decoration:none; display:inline-block; border:2px solid transparent;
  transition:transform .22s cubic-bezier(.2,.8,.2,1), box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
  will-change:transform, box-shadow;
}
.btn.primary{background:var(--brand); color:#fff; box-shadow:0 6px 14px rgba(42,77,155,.25)}
.btn.primary:hover{transform:translateY(-1px) scale(1.05); background:#24407f; box-shadow:0 10px 20px rgba(42,77,155,.28)}
.btn.primary:active{transform:scale(0.98)}
.btn.secondary{border-color:var(--brand); color:var(--brand); background:transparent}
.btn.secondary:hover{background:var(--brand); color:#fff; transform:translateY(-1px) scale(1.05)}
.btn.small{padding:10px 16px; border-radius:10px}

/* ===== Purpose ===== */
.purpose h2{ font-size:2.2rem; margin:0 0 26px; font-weight:700; }
.purpose-grid{
  display:grid; gap:18px;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  max-width:1100px; margin:0 auto;
}
.purpose-card{
  background:#fff; border:1px solid #eceff6; border-radius:18px; text-align:left;
  padding:22px 22px 18px; box-shadow:0 6px 14px rgba(0,0,0,.06);
  /* видимо по умолчанию: */
  opacity:1; transform:none;
  transition:transform 220ms cubic-bezier(.2,.8,.2,1), box-shadow 220ms ease, border-color 200ms ease, background 200ms ease, opacity 450ms ease;
}
.purpose-card h3{ margin:4px 0 10px; font-size:1.26rem; font-weight:700; }
.purpose-card p{ color:var(--muted); margin:0 0 10px; }
.bullets{ padding-left:18px; margin:8px 0 0; }
.bullets li{ margin:6px 0; color:#333; }
.purpose-card:hover{
  transform:translateY(-2px) scale(1.018);
  border-color:#d7e1fb;
  background:linear-gradient(180deg,#ffffff 0%, #f3f6ff 100%);
  box-shadow:0 14px 26px rgba(42,77,155,.12);
}

/* ===== Product ===== */
.product-wrap{ max-width:1200px; margin:0 auto; }
.product-perspective{ position:relative; perspective: 1400px; display:flex; align-items:center; justify-content:center; }
.product-frame{
  position: relative; width: min(980px, 92vw); aspect-ratio: 16 / 9;
  border-radius: 20px; overflow: hidden; background: #0b1022;
  box-shadow: 0 18px 40px rgba(0,0,0,.18), 0 8px 18px rgba(0,0,0,.12);
}
.product-shadow{ position:absolute; inset:auto 0 -18px 0; height:42px; z-index:-1; filter: blur(18px); opacity:.55;
  background: radial-gradient(60% 100% at 50% 0%, rgba(0,0,0,.28) 0%, rgba(0,0,0,0) 70%); }
.scroll-container{width:100%; height:100%; overflow:hidden; overscroll-behavior:contain;}
.product-frame:hover .scroll-container{ overflow-y:auto; }
@media (hover:none){ .scroll-container{ overflow-y:auto; } }
.scroll-container img{ width:100%; display:block; }
.slider-caption{ position:absolute; bottom:18px; left:18px; right:18px; color:#fff; text-align:left; }
.caption-glass{
  display:inline-block; padding:12px 16px; border-radius:14px;
  background:rgba(10,14,30,.5);
  -webkit-backdrop-filter:saturate(120%) blur(8px);
  backdrop-filter:saturate(120%) blur(8px);
  box-shadow:0 6px 16px rgba(0,0,0,.25);
  max-width:62%;
}
.slider-caption h3{font-size:1.2rem; margin:0 0 4px; font-weight:700;}
.slider-caption p{font-size:.98rem; opacity:.96; margin:0;}

/* ===== Mobile ===== */
@media (max-width: 768px){
  .logo{ width:96px; }
  .hero{ padding-top:88px; }
  .product{ padding-bottom: 110px; }
  .slider-caption{ bottom:10px; left:10px; right:auto; }
  .caption-glass{ padding:8px 10px; max-width:70%; }
  .slider-caption h3{ font-size:1rem; }
  .slider-caption p{ font-size:.88rem; }
}

/* ===== Join Us + Footer ===== */
.join h2{ font-size:2.2rem; margin:0 0 8px; font-weight:700; }
.join-sub{ color:#5a5a5a; margin:0 0 28px; }

.groups{ max-width:1100px; margin:0 auto; display:grid; gap:40px; }

/* заголовки групп слева + отступ сверху, чтобы не налезало */
.group{ text-align:left; }
.group:first-of-type{ margin-top:10px; }
.group-title{
  display:flex; align-items:center; gap:8px;
  margin:0 0 6px; font-size:1.34rem; font-weight:800;
}
.group-sub{ margin:0 0 14px; color:#5a5a5a; }

/* Cards */
.cards{
  display:grid; gap:18px;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  margin:0;
}
.card{
  background:#fff; border-radius:18px; padding:22px; text-align:left;
  box-shadow:0 6px 14px rgba(0,0,0,.06); border:1px solid #e9edf6;
  /* видимо по умолчанию: */
  opacity:1; transform:none;
  display:flex; flex-direction:column;
  transition:transform 220ms cubic-bezier(.2,.8,.2,1), box-shadow 220ms ease, border-color 200ms ease, background 200ms ease;
}
.card h3{margin:0 0 8px; font-weight:700}
.card p{color:#444; margin:0 0 10px}
.card .mini{padding-left:18px; margin:8px 0 14px}
.card .mini li{margin:6px 0}
.equal-btn{
  align-self:flex-start;
  margin-top:auto;
  min-width:168px;
  text-align:center;
}
.card:hover{
  transform:translateY(-2px) scale(1.018);
  border-color:#d7e1fb;
  background:linear-gradient(180deg,#ffffff 0%, #f3f6ff 100%);
  box-shadow:0 14px 26px rgba(42,77,155,.12);
}

/* Small badge for counts (e.g., ×2) */
.badge{
  display:inline-block;
  margin-left:8px;
  padding:2px 8px;
  font-size:.78rem;
  font-weight:700;
  color:#234;
  background:#e9f0ff;
  border:1px solid #d3e2ff;
  border-radius:999px;
  vertical-align:middle;
}
.card h3 .badge{ line-height:1; }

/* Footer */
footer{
  margin-top:48px;
  padding:40px 20px 46px;
  background:transparent;
}
.footer-logo{width:60px; margin:0 auto 10px; display:block}
footer p{color:#555; margin:6px 0}
.linkedin{color:var(--brand); text-decoration:none; font-weight:700}
.linkedin:hover{text-decoration:underline}

/* ===== Sequencing (оставляем только для заголовков/мелочей) ===== */
.seq-init{ opacity:0; transform:translateY(12px); transition:opacity .55s ease var(--d,0ms), transform .55s ease var(--d,0ms); }
.seq-init.in{ opacity:1; transform:none; }

/* ===== Animations ===== */
@keyframes fadeIn{from{opacity:0; transform:translateY(16px)} to{opacity:1; transform:none}}
@keyframes float{0%,100%{transform:translateY(0)} 50%{transform:translateY(-23px)}}
@keyframes twinkleA { from { opacity:.72 } to { opacity: 1 } }
@keyframes twinkleB { from { opacity:.46 } to { opacity: .78 } }

@media (prefers-reduced-motion: reduce){
  .sky, .sky::before, .sky::after{ animation:none !important; }
  .logo{ animation:none; }
  .seq-init{ transition:none !important; opacity:1 !important; transform:none !important; }
}