/*
  Minimal, clean landing page styles.
  Designed for readability and quick scanning with accessible contrast.
*/

:root {
  --bg: #0e0f14;
  --panel: #121420;
  --panel-2: #171a2a;
  --text: #e8eaf1;
  --muted: #aeb4c6;
  --accent: #6ea8fe;
  --accent-2: #a58bff;
  --border: #262a40;
  --shadow: rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(
      1200px 600px at 10% -10%,
      rgba(110, 168, 254, 0.15),
      transparent 60%
    ),
    radial-gradient(
      1000px 600px at 110% -20%,
      rgba(165, 139, 255, 0.15),
      transparent 60%
    ),
    var(--bg);
  font-family:
    ui-sans-serif,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial,
    "Noto Sans",
    "Apple Color Emoji",
    "Segoe UI Emoji";
  line-height: 1.5;
}

.container {
  width: min(1100px, calc(100% - 2rem));
  margin-inline: auto;
}

/* Header */
.site-header {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 60%),
    linear-gradient(
      120deg,
      rgba(110, 168, 254, 0.15),
      rgba(165, 139, 255, 0.08)
    );
  border-bottom: 1px solid var(--border);
  padding: 3rem 0 2.25rem;
}
.site-title {
  margin: 0;
  font-size: clamp(1.6rem, 2.8vw, 2.25rem);
  letter-spacing: 0.2px;
}
.site-subtitle {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.25rem;
  padding: 2rem 0 3rem;
}

.card {
  position: relative;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.25rem 1rem;
  box-shadow: 0 8px 24px var(--shadow);
}

.card-badge {
  position: absolute;
  top: -10px;
  left: 12px;
  background: rgba(110, 168, 254, 0.16);
  border: 1px solid rgba(110, 168, 254, 0.35);
  color: var(--text);
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

.card-title {
  margin: 0.4rem 0 0.25rem;
  font-size: 1.15rem;
}

.card-desc {
  color: var(--muted);
  margin: 0.25rem 0 0.75rem;
}

.card-meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.9rem;
}
.pill {
  font-size: 0.75rem;
  line-height: 1;
  padding: 0.35rem 0.55rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.card-actions {
  display: flex;
  gap: 0.5rem;
}
.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0.55rem 0.9rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}
.btn:hover {
  filter: brightness(1.05);
}
.btn.primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  color: #0a0a0a;
  border-color: transparent;
}
.btn.ghost {
  background: rgba(255, 255, 255, 0.06);
}
a.btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  display: none;
}
.modal[open],
.modal.show {
  display: block;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}
.modal-dialog {
  position: relative;
  margin: 5vh auto;
  width: min(1100px, calc(100% - 2rem));
  background: #0b0c12;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}
.modal-close {
  position: absolute;
  right: 0.5rem;
  top: 0.5rem;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font-size: 1.25rem;
  cursor: pointer;
}
.modal-body {
  padding: 0.75rem;
}
.modal-body iframe {
  display: block;
  width: 100%;
  height: min(70vh, 900px);
  border: none;
  background: #11131d;
}

@media (prefers-reduced-motion: no-preference) {
  .card {
    transition:
      transform 0.2s ease,
      box-shadow 0.2s ease;
  }
  .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px var(--shadow);
  }
}