:root {
  --ink: #123239;
  --ink-soft: #46656c;
  --teal-deepest: #082f36;
  --teal-deep: #0d5b6b;
  --accent: #1899ac;
  --accent-deep: #0d6d7c;
  --hot: #c2352b;
  --hot-deep: #8f231c;
  --frost: #cde4e9;
  --ice-1: #f2f9fa;
  --ice-2: #e0eff3;
  --shadow: 0 1px 2px rgba(8, 47, 54, 0.05), 0 10px 30px -18px rgba(8, 47, 54, 0.25);
  --radius: 14px;
}

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

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--ice-1);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #fff; }

h1, h2, h3 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.15;
}

.hero {
  background:
    radial-gradient(60rem 30rem at 18% -10%, rgba(24, 153, 172, 0.4), transparent 60%),
    radial-gradient(50rem 26rem at 85% 115%, rgba(24, 153, 172, 0.3), transparent 55%),
    linear-gradient(180deg, var(--teal-deepest), var(--teal-deep));
  color: #ecf7f9;
  text-align: center;
  padding: 4rem 1.25rem 3.5rem;
  position: relative;
  overflow: hidden;
}

.snow {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.snow span {
  position: absolute;
  top: -10%;
  color: rgba(236, 247, 249, 0.75);
  animation: snowfall linear infinite;
}

@keyframes snowfall {
  from { top: -10%; transform: translateX(0) rotate(0deg); }
  to   { top: 105%; transform: translateX(1.5rem) rotate(360deg); }
}

.snow span:nth-child(1)  { left: 6%;  font-size: 1.1rem; animation-duration: 11s; animation-delay: -3s; }
.snow span:nth-child(2)  { left: 16%; font-size: 0.8rem; animation-duration: 14s; animation-delay: -7s; }
.snow span:nth-child(3)  { left: 27%; font-size: 1.3rem; animation-duration: 9s;  animation-delay: -1s; }
.snow span:nth-child(4)  { left: 36%; font-size: 0.7rem; animation-duration: 16s; animation-delay: -9s; }
.snow span:nth-child(5)  { left: 47%; font-size: 1rem;   animation-duration: 12s; animation-delay: -5s; }
.snow span:nth-child(6)  { left: 57%; font-size: 1.4rem; animation-duration: 10s; animation-delay: -8s; }
.snow span:nth-child(7)  { left: 66%; font-size: 0.8rem; animation-duration: 15s; animation-delay: -2s; }
.snow span:nth-child(8)  { left: 75%; font-size: 1.1rem; animation-duration: 11s; animation-delay: -6s; }
.snow span:nth-child(9)  { left: 85%; font-size: 0.7rem; animation-duration: 13s; animation-delay: -4s; }
.snow span:nth-child(10) { left: 93%; font-size: 1.2rem; animation-duration: 10s; animation-delay: -10s; }

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

.keep {
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #8fd0da;
}

.chill img {
  display: block;
  width: min(75%, 360px);
  margin: 0.1em auto;
  filter: drop-shadow(0 2px 24px rgba(24, 153, 172, 0.45));
}

.vote {
  display: inline-block;
  background: #fff;
  color: var(--accent-deep);
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.5rem 1.4rem;
  border-radius: 999px;
  margin-top: 1rem;
  box-shadow: var(--shadow);
}

.vote strong {
  font-weight: 900;
  text-decoration: underline;
  text-decoration-thickness: 3px;
  text-underline-offset: 3px;
}

.why {
  margin-top: 1.75rem;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  font-weight: 600;
  color: #d3eaee;
}

main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

section { padding: 2.5rem 0; }
section + section { border-top: 1px solid var(--frost); }
section + .cta { border-top: 0; }

h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: -0.01em;
  margin-bottom: 1.25rem;
}

main h2::after {
  content: "";
  display: block;
  width: 3rem;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-top: 0.5rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1rem;
}

.card {
  background: #fff;
  border: 1px solid var(--frost);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow);
}

.card h3 {
  color: var(--accent-deep);
  margin-bottom: 0.5rem;
}

.tag {
  display: inline-block;
  background: var(--ice-2);
  color: var(--accent-deep);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  margin-right: 0.3rem;
}

.intro, .bottomline { margin-bottom: 1.25rem; }

.intro { color: var(--ink-soft); }

.bottomline {
  margin: 1.75rem 0 0;
  font-weight: 600;
  background: #fff;
  border: 1px solid var(--frost);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.2rem;
  box-shadow: var(--shadow);
}

details {
  background: #fff;
  border: 1px solid var(--frost);
  border-radius: var(--radius);
  margin-bottom: 0.6rem;
  box-shadow: var(--shadow);
}

details.flagged {
  border-color: var(--hot);
  border-left-width: 4px;
}

details.flagged summary { color: var(--hot-deep); }

details.flagged summary::marker { color: var(--hot); }

.flag { float: right; }

summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.8rem 1.1rem;
  border-radius: calc(var(--radius) - 1px);
  transition: background 0.15s ease;
}

summary:hover { background: var(--ice-1); }

summary::marker { color: var(--accent); }

details[open] summary {
  border-bottom: 1px solid var(--frost);
  border-radius: calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0;
}

details p {
  padding: 0.8rem 1.1rem;
  color: var(--ink-soft);
}

.cta {
  text-align: center;
  background: linear-gradient(180deg, #fff, var(--ice-2));
  border: 1px solid var(--frost);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2.5rem 1.5rem;
  margin: 0 0 2.5rem;
}

.cta h2 { color: var(--accent-deep); }

.cta h2::after { margin-inline: auto; }

.cta p {
  font-size: clamp(1.05rem, 3vw, 1.3rem);
  font-weight: 600;
}

footer {
  border-top: 1px solid var(--frost);
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-soft);
  padding: 1.5rem 1.25rem 2.5rem;
  background: var(--ice-2);
}