/* ── 프로그램 카드 그리드 ── */
.program-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding-bottom: 80px;
}

/* ── 큰 프로그램 카드 ── */
.prog-card {
  background: rgba(255,255,255,0.88);
  border: 1px solid rgba(215,228,255,0.8);
  border-radius: 28px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 280px 1fr;
  box-shadow: 0 4px 24px rgba(99,120,220,0.08);
  transition: transform 260ms ease, box-shadow 260ms ease, border-color 260ms ease;
  position: relative;
  backdrop-filter: blur(14px);
  text-decoration: none;
  color: inherit;
}
.prog-card::before {
  content: ""; position: absolute; inset: -1px; border-radius: 29px;
  background: linear-gradient(135deg, var(--c1), var(--c2));
  z-index: -1; opacity: 0; transition: opacity 260ms ease;
}
.prog-card:hover { transform: translateY(-5px); border-color: transparent; box-shadow: 0 20px 56px rgba(0,0,0,0.1); }
.prog-card:hover::before { opacity: 0.45; }

/* 카드 비주얼 */
.prog-visual {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 14px;
  padding: 40px 24px;
  position: relative; overflow: hidden;
}
.prog-visual::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.3), transparent 60%);
  pointer-events: none;
}
.prog-icon { font-size: 4rem; line-height: 1; position: relative; z-index: 1; }
.prog-type-badge {
  background: rgba(255,255,255,0.35); border: 1px solid rgba(255,255,255,0.5);
  border-radius: 999px; padding: 4px 12px;
  font-size: 0.72rem; font-weight: 700; color: #fff;
  letter-spacing: 0.03em; position: relative; z-index: 1;
  text-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

/* 카드 본문 */
.prog-body { padding: 32px 32px 28px; display: flex; flex-direction: column; gap: 0; }

.prog-cat {
  font-size: 0.7rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
  color: #b45309; margin-bottom: 8px;
}
.prog-title {
  font-size: 1.35rem; font-weight: 900; color: #0f172a;
  letter-spacing: -0.03em; line-height: 1.25; margin: 0 0 10px;
}
.prog-desc {
  font-size: 0.875rem; color: #64748b; line-height: 1.75; margin: 0 0 20px;
}

/* 메타 정보 행 */
.prog-meta-row {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 20px;
}
.prog-meta-item {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 12px; border-radius: 999px;
  font-size: 0.74rem; font-weight: 700;
  background: rgba(248,250,255,0.9); border: 1px solid rgba(215,228,255,0.9);
  color: #475569;
}
.prog-meta-item .mi-label { color: #94a3b8; font-weight: 600; }

/* 내용 태그 */
.prog-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.prog-tags span {
  padding: 3px 10px; border-radius: 999px;
  font-size: 0.71rem; font-weight: 700;
  background: rgba(245,158,11,0.09); color: #b45309;
  border: 1px solid rgba(245,158,11,0.2);
}

/* 카드 하단 */
.prog-footer {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 18px; border-top: 1px solid rgba(215,228,255,0.7);
}
.prog-status { font-size: 0.78rem; color: #94a3b8; font-weight: 600; }
.prog-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 20px; border-radius: 999px;
  font-size: 0.82rem; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--c1), var(--c2));
  box-shadow: 0 4px 14px rgba(0,0,0,0.12);
  transition: all 220ms ease; text-decoration: none;
}
.prog-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.18); }
.prog-btn svg { flex-shrink: 0; }

/* 카드별 배색 */
.prog-card.c-coding  { --c1: #f59e0b; --c2: #ef4444; }
.prog-card.c-coding  .prog-visual { background: linear-gradient(135deg, #f59e0b, #ef4444); }

.prog-card.c-vrar    { --c1: #6366f1; --c2: #8b5cf6; }
.prog-card.c-vrar    .prog-visual { background: linear-gradient(135deg, #6366f1, #a855f7); }

.prog-card.c-ai      { --c1: #0ea5e9; --c2: #6366f1; }
.prog-card.c-ai      .prog-visual { background: linear-gradient(135deg, #0ea5e9, #6366f1); }

.prog-card.c-energy  { --c1: #10b981; --c2: #059669; }
.prog-card.c-energy  .prog-visual { background: linear-gradient(135deg, #10b981, #0d9488); }

/* 차시 변경가능 뱃지 */
.prog-flex-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 11px; border-radius: 999px;
  font-size: 0.71rem; font-weight: 700;
  background: rgba(16,185,129,0.1); color: #047857;
  border: 1px solid rgba(16,185,129,0.25);
}
.prog-flex-badge::before { content: "↔"; font-size: 0.75rem; }

/* NEW 배지 */
.prog-new-badge {
  position: absolute; top: 16px; right: 16px;
  background: #ef4444; color: #fff;
  font-size: 0.65rem; font-weight: 800; letter-spacing: 0.06em;
  padding: 3px 9px; border-radius: 999px;
  box-shadow: 0 2px 8px rgba(239,68,68,0.4);
}

/* ── 반응형 ── */
@media (max-width: 720px) {
  .prog-card {
    grid-template-columns: 1fr;
  }
  .prog-visual {
    height: 160px;
    flex-direction: row;
    padding: 24px 28px;
    gap: 18px;
    justify-content: flex-start;
  }
  .prog-icon { font-size: 2.8rem; }
  .prog-body { padding: 22px 24px 20px; }
  .prog-title { font-size: 1.15rem; }
}