/* ---------- Tokens ---------- */
:root{
  --sky-top:   #1ab0e8;
  --sky:       #0091d1;
  --sky-deep:  #045e8e;
  --ink:       #123a5e;
  --ink-soft:  #4a6f96;
  --white:     #ffffff;
  --ice:       #eaf6ff;
  --paper:     #fcfeff;

  --yellow:  #ffc93c;
  --coral:   #ff7a59;
  --teal:    #1fb8a6;
  --violet:  #7b6fe0;
  --vk-blue: #1479b8;
  --pink:    #ec5fa0;

  --font-display: "Baloo 2", ui-rounded, sans-serif;
  --font-body: "Nunito Sans", system-ui, sans-serif;

  --shadow-card: 0 24px 48px -20px rgba(4,53,84,.45), 0 6px 16px -8px rgba(4,53,84,.25);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}

body{
  min-height:100vh;
  font-family:var(--font-body);
  color:var(--ink);
  background:linear-gradient(180deg,var(--sky) 0%, var(--sky) 22%, var(--sky-deep) 100%);
  overflow-x:hidden;
  position:relative;
}

/* ---------- Decorative sky layer ---------- */
.sky{
  position:fixed;
  inset:0;
  z-index:0;
  overflow:hidden;
  pointer-events:none;
}

.cloud{
  position:absolute;
  background:rgba(255,255,255,.55);
  border-radius:100px;
  filter:blur(2px);
}
.cloud::after{
  content:"";
  position:absolute;
  inset:-40% -10%;
  background:rgba(255,255,255,.4);
  border-radius:inherit;
}
.cloud--a{ width:220px; height:60px; top:8%;  left:-10%; animation:drift 70s linear infinite; }
.cloud--b{ width:160px; height:44px; top:18%; left:-30%; animation:drift 95s linear infinite; animation-delay:-20s; opacity:.8;}
.cloud--c{ width:120px; height:36px; top:4%;  left:-50%; animation:drift 60s linear infinite; animation-delay:-40s; opacity:.6;}

@keyframes drift{
  from{ transform:translateX(0); }
  to{ transform:translateX(140vw); }
}

.snow{
  position:absolute;
  inset:0;
  background-image:
    radial-gradient(2px 2px at 10% 20%, rgba(255,255,255,.8) 50%, transparent 52%),
    radial-gradient(2px 2px at 30% 60%, rgba(255,255,255,.6) 50%, transparent 52%),
    radial-gradient(3px 3px at 55% 15%, rgba(255,255,255,.7) 50%, transparent 52%),
    radial-gradient(2px 2px at 70% 45%, rgba(255,255,255,.5) 50%, transparent 52%),
    radial-gradient(2px 2px at 85% 75%, rgba(255,255,255,.7) 50%, transparent 52%),
    radial-gradient(3px 3px at 95% 30%, rgba(255,255,255,.5) 50%, transparent 52%);
  background-repeat:repeat;
  background-size:100% 100%;
  animation:fall 18s linear infinite;
  opacity:.5;
}
@keyframes fall{
  from{ background-position:0 -10%; }
  to{ background-position:0 110%; }
}

.shelf{
  position:absolute;
  left:0; right:0; bottom:-2px;
  width:100%;
  height:auto;
  fill:var(--ice);
  opacity:.9;
}

@media (prefers-reduced-motion:reduce){
  .cloud, .snow{ animation:none; }
}

/* ---------- Layout ---------- */
.page{
  position:relative;
  z-index:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  padding:32px 20px 48px;
  min-height:100vh;
}

.brand{
  width:100%;
  max-width:420px;
  margin-bottom:22px;
}
.brand__logo{
  display:block;
  width:100%;
  height:auto;
  filter:drop-shadow(0 10px 18px rgba(4,53,84,.35));
}

/* ---------- Card ---------- */
.card{
  position:relative;
  width:100%;
  max-width:420px;
  background:var(--paper);
  border-radius:32px 40px 34px 38px;
  box-shadow:var(--shadow-card);
  overflow:visible;
  transform:rotate(-.4deg);
}

.card__art{
  position:relative;
  border-radius:32px 40px 0 0;
  overflow:hidden;
  aspect-ratio:1100/1120;
}
.card__art img:first-child{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.card__peek{
  position:absolute;
  left:-14px;
  bottom:-22px;
  width:88px;
  height:88px;
  border-radius:50%;
  object-fit:cover;
  border:5px solid var(--paper);
  box-shadow:0 10px 20px -6px rgba(4,53,84,.5);
  transform:rotate(-8deg);
  animation:bob 4.5s ease-in-out infinite;
}
@keyframes bob{
  0%,100%{ transform:rotate(-8deg) translateY(0); }
  50%{ transform:rotate(-4deg) translateY(-6px); }
}
@media (prefers-reduced-motion:reduce){
  .card__peek{ animation:none; }
}

.card__body{
  padding:34px 26px 28px;
  text-align:center;
}

.eyebrow{
  margin:0 0 4px;
  font-family:var(--font-body);
  font-weight:800;
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--coral);
}

.card__body h1{
  margin:0 0 10px;
  font-family:var(--font-display);
  font-weight:800;
  font-size:40px;
  line-height:1;
  color:var(--ink);
}

.tagline{
  margin:0 auto 26px;
  max-width:32ch;
  font-size:15px;
  line-height:1.5;
  color:var(--ink-soft);
}

.section-label{
  margin:0 0 12px;
  font-weight:800;
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--ink-soft);
}

/* ---------- Platform list ---------- */
.platforms{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:10px;
  text-align:left;
}

.platform{
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 16px;
  border-radius:18px;
  background:var(--ice);
  border:2px solid transparent;
  text-decoration:none;
  color:var(--ink);
  font-family:var(--font-body);
  font-weight:700;
  font-size:16px;
  transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
}
.platform:hover{
  transform:translateY(-2px);
  background:var(--white);
  border-color:currentColor;
  box-shadow:0 10px 20px -10px rgba(4,53,84,.4);
}
.platform:active{
  transform:translateY(0);
}
.platform:focus-visible{
  outline:3px solid var(--ink);
  outline-offset:2px;
}

.platform__badge{
  flex:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:50%;
  font-family:var(--font-display);
  font-weight:700;
  font-size:15px;
  color:var(--white);
}
.platform__badge--a{ background:var(--coral); }
.platform__badge--b{ background:var(--violet); }
.platform__badge--c{ background:var(--teal); }
.platform__badge--d{ background:var(--yellow); color:var(--ink); }
.platform__badge--e{ background:var(--vk-blue); }
.platform__badge--f{ background:var(--pink); }

.platform__name{ flex:1; }

.platform__go{
  flex:none;
  opacity:.35;
  transition:transform .15s ease, opacity .15s ease;
}
.platform:hover .platform__go{
  opacity:.9;
  transform:translateX(3px);
}

/* ---------- Footer ---------- */
.footer{
  margin-top:26px;
  color:rgba(255,255,255,.85);
  font-size:13px;
  text-align:center;
}
.footer p{ margin:0; }

/* ---------- Larger screens ---------- */
@media (min-width:760px){
  .card{
    max-width:680px;
    display:grid;
    grid-template-columns:280px 1fr;
    border-radius:36px 46px 40px 44px;
  }
  .card__art{
    border-radius:36px 0 0 46px;
    aspect-ratio:auto;
    height:100%;
  }
  .card__body{
    text-align:left;
    padding:30px 34px 30px 18px;
    display:flex;
    flex-direction:column;
    justify-content:center;
  }
  .tagline{ margin-left:0; margin-right:0; }
  .card__peek{ left:-16px; bottom:24px; }
}