/* ---------- Base ---------- */
:root {
  --page-bg:   #0e1014;
  --page-bg-2: #15181f;
  --ink:       #e7e9ee;
  --ink-soft:  #9aa0ad;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 50% -10%, #1c2230 0%, transparent 60%),
    linear-gradient(180deg, var(--page-bg) 0%, var(--page-bg-2) 100%);
  background-attachment: fixed;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: clamp(1.5rem, 4vw, 3rem);
}

/* ---------- Masthead ---------- */
.masthead {
  text-align: center;
  max-width: 60rem;
  margin: clamp(1rem, 5vw, 3rem) auto clamp(2rem, 5vw, 3.5rem);
}

.masthead__logo {
  height: clamp(3.5rem, 8vw, 5rem);
  width: auto;
  display: block;
  margin: 0 auto 1rem;
}

.masthead__title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 0.6rem;
}

.masthead__sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- Card grid ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 2rem);
  width: min(72rem, 100%);
  margin: 0 auto;
  flex: 1 0 auto;
  align-content: start;
}

@media (max-width: 820px) {
  .cards { grid-template-columns: 1fr; max-width: 26rem; }
}

/* ---------- Card ---------- */
.card {
  --grad-1: #333;
  --grad-2: #111;
  --accent: #fff;

  position: relative;
  display: flex;
  flex-direction: column;
  aspect-ratio: 3 / 4.3;
  border-radius: 1.25rem;
  overflow: hidden;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(160deg, var(--grad-1) 0%, var(--grad-2) 100%);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  isolation: isolate;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-8px);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.55);
}

.card:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.card__body {
  padding: clamp(1.25rem, 3vw, 1.75rem) clamp(1.25rem, 3vw, 1.75rem) 0;
  text-align: center;
  z-index: 2;
}

.card__logo {
  height: 4rem;
  width: auto;
  margin-bottom: 0.85rem;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.3));
}

.card__name {
  font-size: clamp(1.35rem, 3.5vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 0.35rem;
}

.card__tag {
  font-size: 0.95rem;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 0.9rem;
}

.card__cta {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--accent);
}

.card__cta span {
  display: inline-block;
  transition: transform 0.25s ease;
}

.card:hover .card__cta span,
.card:focus-visible .card__cta span {
  transform: translateX(4px);
}

/* Screenshot rising from the bottom of the card */
.card__shot {
  margin-top: auto;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  padding: 0 clamp(1.25rem, 4vw, 2rem);
  z-index: 1;
}

.card__shot img {
  width: 78%;
  max-width: 220px;
  border-radius: 0.9rem 0.9rem 0 0;
  border: 3px solid rgba(255, 255, 255, 0.85);
  border-bottom: none;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.35);
  transform: translateY(8px);
  transition: transform 0.3s ease;
  display: block;
}

.card:hover .card__shot img,
.card:focus-visible .card__shot img {
  transform: translateY(0);
}

/* ---------- Per-app palettes ---------- */
.card--score-arcs   { --grad-1: #1E6F6B; --grad-2: #16524F; --accent: #F0AE3C; }
.card--standard-tags{ --grad-1: #376AA8; --grad-2: #264F78; --accent: #F2B544; }
.card--contest-queue{ --grad-1: #464A9F; --grad-2: #2E3270; --accent: #F2B544; }

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.85rem;
  margin-top: clamp(2.5rem, 6vw, 4rem);
}

/* ---------- Motion preference ---------- */
@media (prefers-reduced-motion: reduce) {
  .card,
  .card__shot img,
  .card__cta span { transition: none; }
}