/* ═══════════════════════════════════════════════════════════════
   CARD CURTAIN REVEAL — Vanilla CSS
   Converts the React/Framer Motion CardCurtainReveal component
   into pure CSS clip-path animations + JS hover state.
   ═══════════════════════════════════════════════════════════════ */

/* ── Base card ── */
.curtain-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid #1a1d24;
  background: #0b0c10;
  cursor: pointer;
  transition: box-shadow 0.35s ease, border-color 0.35s ease;
}

.curtain-card:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

/* ── Card body (text content area) ── */
.curtain-body {
  flex: 1;
  padding: 2rem 1.5rem;
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
}

/* ── Interactive Hint ── */
.curtain-hint {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-family: var(--font-heading, 'Space Grotesk', 'Poppins', sans-serif);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.45);
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 5;
}

.curtain-card:hover .curtain-hint,
.curtain-card.is-hovered .curtain-hint {
  opacity: 0;
}

/* ── Content elements relative z-index so they sit above overlay ── */
.curtain-icon,
.curtain-title,
.curtain-desc,
.curtain-action {
  position: relative;
  z-index: 2;
}

/* ── Title that slides up on hover ── */
.curtain-title {
  font-family: var(--font-heading, 'Space Grotesk', 'Poppins', sans-serif);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #fff;
  transform: translateY(140px);
  transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1), color 0.2s ease 0.1s;
}

.curtain-card:hover .curtain-title,
.curtain-card.is-hovered .curtain-title {
  transform: translateY(0);
  color: #0b0c10;
}

/* ── Description text — clip-path curtain reveal ── */
.curtain-desc {
  margin-top: 1rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: #94a3b8;
  clip-path: polygon(50% 0, 50% 0, 50% 100%, 50% 100%);
  transition: clip-path 0.35s cubic-bezier(0.25, 1, 0.5, 1), color 0.2s ease 0.1s;
}

.curtain-card:hover .curtain-desc,
.curtain-card.is-hovered .curtain-desc {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  color: #0b0c10;
}

/* ── Action button — revealed via curtain ── */
.curtain-action {
  margin-top: 1.25rem;
  clip-path: polygon(50% 0, 50% 0, 50% 100%, 50% 100%);
  transition: clip-path 0.4s cubic-bezier(0.25, 1, 0.5, 1) 0.05s;
}

.curtain-card:hover .curtain-action,
.curtain-card.is-hovered .curtain-action {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

.curtain-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.curtain-action-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

.curtain-action-btn svg {
  width: 18px;
  height: 18px;
}

.curtain-card:hover .curtain-action-btn,
.curtain-card.is-hovered .curtain-action-btn {
  border-color: rgba(11, 12, 16, 0.3);
  background: rgba(11, 12, 16, 0.1);
  color: #0b0c10;
}

.curtain-card:hover .curtain-action-btn:hover,
.curtain-card.is-hovered .curtain-action-btn:hover {
  background: rgba(11, 12, 16, 0.2);
  border-color: rgba(11, 12, 16, 0.5);
  transform: scale(1.1);
}

/* ── Mix-blend curtain overlay ── */
.curtain-overlay {
  pointer-events: none;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  clip-path: polygon(50% 0, 50% 0, 50% 100%, 50% 100%);
  transition: clip-path 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: 1;
}

.curtain-card:hover .curtain-overlay,
.curtain-card.is-hovered .curtain-overlay {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

/* ── Footer image — curtain reveal from center ── */
.curtain-footer {
  margin-top: auto;
  clip-path: polygon(50% 0, 50% 0, 50% 100%, 50% 100%);
  transition: clip-path 0.45s cubic-bezier(0.25, 1, 0.5, 1);
  overflow: hidden;
}

.curtain-card:hover .curtain-footer,
.curtain-card.is-hovered .curtain-footer {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

.curtain-footer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ═══════════════════════════════════════
   Per-card color accents (matching domain palette)
   ═══════════════════════════════════════ */

/* Card 1: Electric Ice */
.curtain-card[data-accent="ice"] {
  --accent: #50e3c2;
}
.curtain-card[data-accent="ice"]:hover {
  border-color: rgba(80, 227, 194, 0.35);
}
.curtain-card[data-accent="ice"] .curtain-overlay {
  background: #50e3c2;
}
.curtain-card[data-accent="ice"] .curtain-icon {
  background: rgba(80, 227, 194, 0.08);
  color: #50e3c2;
}

/* Card 2: Muted Sage */
.curtain-card[data-accent="sage"] {
  --accent: #a3b899;
}
.curtain-card[data-accent="sage"]:hover {
  border-color: rgba(163, 184, 153, 0.35);
}
.curtain-card[data-accent="sage"] .curtain-overlay {
  background: #a3b899;
}
.curtain-card[data-accent="sage"] .curtain-icon {
  background: rgba(163, 184, 153, 0.08);
  color: #a3b899;
}

/* Card 3: Amber Gold */
.curtain-card[data-accent="gold"] {
  --accent: #ffb703;
}
.curtain-card[data-accent="gold"]:hover {
  border-color: rgba(255, 183, 3, 0.35);
}
.curtain-card[data-accent="gold"] .curtain-overlay {
  background: #ffb703;
}
.curtain-card[data-accent="gold"] .curtain-icon {
  background: rgba(255, 183, 3, 0.08);
  color: #ffb703;
}

/* Card 4: Burnt Coral */
.curtain-card[data-accent="coral"] {
  --accent: #e63946;
}
.curtain-card[data-accent="coral"]:hover {
  border-color: rgba(230, 57, 70, 0.35);
}
.curtain-card[data-accent="coral"] .curtain-overlay {
  background: #e63946;
}
.curtain-card[data-accent="coral"] .curtain-icon {
  background: rgba(230, 57, 70, 0.08);
  color: #e63946;
}

/* ── Top accent line ── */
.curtain-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent, #50e3c2);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 4;
}

.curtain-card:hover::before {
  opacity: 1;
}

/* ── Icon in body ── */
.curtain-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  transition: color 0.2s ease, background 0.2s ease;
}

.curtain-card:hover .curtain-icon,
.curtain-card.is-hovered .curtain-icon {
  background: rgba(11, 12, 16, 0.1) !important;
  color: #0b0c10 !important;
}

.curtain-icon svg {
  width: 24px;
  height: 24px;
}

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */

/* On mobile, show everything without hover (no curtain) */
/* Mobile hover is now handled via JS tap events */

@media (max-width: 767px) {
  .curtain-card {
    border-radius: 10px;
  }

  .curtain-body {
    padding: 1.25rem 1rem;
  }

  .curtain-hint {
    top: 1rem;
    right: 1rem;
    font-size: 0.65rem;
  }

  .curtain-title {
    font-size: 1.25rem;
    transform: translateY(100px);
  }

  .curtain-desc {
    font-size: 0.8rem;
    line-height: 1.6;
  }

  .curtain-icon {
    width: 36px;
    height: 36px;
    margin-bottom: 0.75rem;
  }

  .curtain-icon svg {
    width: 18px;
    height: 18px;
  }

  .curtain-footer img {
    max-height: 140px;
  }

  .curtain-action-btn {
    width: 2rem;
    height: 2rem;
  }

  .curtain-action-btn svg {
    width: 14px;
    height: 14px;
  }
}

/* ═══════════════════════════════════════
   LIGHT THEME
   ═══════════════════════════════════════ */
body.light-theme .curtain-card {
  background: var(--v-card-bg, #fff);
  border-color: var(--v-text, #064E3B);
  box-shadow: var(--block-shadow, 6px 6px 0px #064E3B);
}

body.light-theme .curtain-card:hover {
  box-shadow: var(--block-shadow-hover, 2px 2px 0px #064E3B);
  transform: translate(4px, 4px);
}

body.light-theme .curtain-title {
  color: var(--v-text, #064E3B);
}

body.light-theme .curtain-desc {
  color: var(--v-text, #064E3B);
  opacity: 0.8;
}

body.light-theme .curtain-action-btn {
  border-color: var(--v-text, #064E3B);
  color: var(--v-text, #064E3B);
}

body.light-theme .curtain-hint {
  color: rgba(6, 78, 59, 0.4);
}