/* ============== RuSpace Story Cards — Aesthetic Pack ============== */

/* ---- Design Tokens (override these to customize) ---- */
:root {
  --ru-radius-xl: 1.25rem;
  --ru-radius-lg: 1rem;
  --ru-shadow: 0 8px 30px rgba(0,0,0,.12);
  --ru-shadow-hover: 0 12px 40px rgba(0,0,0,.18);
  --ru-glow: 0 0 24px rgba(99, 127, 255, .35);
  --ru-surface: rgba(255,255,255,.72);
  --ru-surface-strong: rgba(255,255,255,.9);
  --ru-text: #1c1f27;
  --ru-text-muted: #6c7a8a;
  --ru-border: rgba(20,28,58,.12);
  --ru-primary: #6b7bff;
  --ru-primary-strong: #5163ff;
  --ru-grad-1: #a7b3ff;
  --ru-grad-2: #93f2ff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ru-surface: rgba(22,25,34,.6);
    --ru-surface-strong: rgba(22,25,34,.82);
    --ru-text: #e7ebf5;
    --ru-text-muted: #aab4c6;
    --ru-border: rgba(255,255,255,.08);
    --ru-shadow: 0 8px 30px rgba(0,0,0,.45);
    --ru-shadow-hover: 0 12px 44px rgba(0,0,0,.6);
    --ru-glow: 0 0 26px rgba(147, 242, 255, .25);
  }
}

/* ---- Card ---- */
.ruspace-card {
  position: relative;
  border-radius: var(--ru-radius-xl);
  background: linear-gradient(180deg, var(--ru-surface-strong), var(--ru-surface));
  border: 1px solid var(--ru-border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--ru-shadow);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  overflow: hidden;
}

.ruspace-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--ru-shadow-hover), var(--ru-glow);
  border-color: rgba(99,127,255,.25);
}

/* Gradient halo border */
.ruspace-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(120deg, var(--ru-grad-1), var(--ru-grad-2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .18;
  pointer-events: none;
}

/* ---- Media ---- */
.ruspace-card-media {
  position: relative;
  border-radius: var(--ru-radius-lg);
  overflow: hidden;
}

.ruspace-card-media img,
.ruspace-card-media iframe {
  display: block;
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: var(--ru-radius-lg);
  transition: transform .5s ease;
}

.ruspace-card:hover .ruspace-card-media img,
.ruspace-card:hover .ruspace-card-media iframe {
  transform: scale(1.04);
}

/* Overlay for title/excerpt on hover */
.ruspace-overlay {
  position: absolute;
  inset: 0;
  border-radius: var(--ru-radius-lg);
  background: linear-gradient(180deg, rgba(10,13,20,0) 40%, rgba(10,13,20,.55) 100%);
  opacity: 0;
  transition: opacity .35s ease;
  display: flex;
  align-items: end;
  padding: 1rem;
}

.ruspace-card:hover .ruspace-overlay { opacity: 1; }

.ruspace-overlay .ruspace-overlay-title {
  color: #fff;
  font-weight: 700;
  text-shadow: 0 2px 8px rgba(0,0,0,.35);
  margin: 0;
  font-size: 1rem;
}

/* ---- Text ---- */
.ruspace-card h5,
.ruspace-card .h5 {
  color: var(--ru-text);
  margin: .5rem 0 .25rem;
}



.ruspace-card-text {
  color: var(--ru-text-muted);
}

/* ---- Chips (optional) ---- */
.ruspace-chip {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .75rem;
  padding: .25rem .6rem;
  border-radius: 999px;
  border: 1px solid var(--ru-border);
  background: rgb(227, 7, 7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--ru-text);
}

/* ---- Buttons ---- */
.ruspace-btn {
  --bs-btn-color: #fff;
  --bs-btn-bg: var(--ru-primary);
  --bs-btn-border-color: var(--ru-primary);
  --bs-btn-hover-bg: var(--ru-primary-strong);
  --bs-btn-hover-border-color: var(--ru-primary-strong);
  border-radius: 999px !important;
  box-shadow: 0 6px 18px rgba(81,99,255,.25);
}

/* ---- Grid spacing ---- */
.ruspace-story-grid { margin-top: .5rem; }

/* ---- Carousel polish ---- */
.carousel .ruspace-card { box-shadow: none; }
.carousel .carousel-item {
  padding: .5rem 0 1.25rem;
}
.carousel-control-prev-icon,
.carousel-control-next-icon {
  filter: drop-shadow(0 6px 14px rgba(0,0,0,.35));
}
.carousel-indicators [data-bs-target] {
  background-color: var(--ru-primary);
}