/* Ded Session base styles */
.ded-session-wrap { margin: 40px 0; }
.ded-session-card {
  background: #111;
  border: 2px solid #00ff88;
  padding: 22px 22px;
  border-radius: 14px;
  color: #fff;
  box-shadow: 0 0 18px rgba(0,255,136,0.18);
  margin: 18px 0;
}

/* Hover background shimmer (ONLY background, content stays stable) */
.ded-session-card{
  position: relative;
  overflow: hidden;
  background: transparent; /* background is on :before */
}
.ded-session-card::before{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(1200px 600px at 20% 10%, rgba(0,255,136,.20), transparent 55%),
              radial-gradient(900px 520px at 80% 30%, rgba(40,120,255,.18), transparent 55%),
              linear-gradient(135deg, rgba(0,70,55,.85), rgba(10,30,60,.88));
  transition: filter .25s ease, transform .35s ease;
  z-index: 0;
}
.ded-session-card:hover::before{
  filter: brightness(1.06) saturate(1.05);
  transform: scale(1.01);
}
.ded-session-card > *{ position:relative; z-index:1; }

/* Make calendar tiles stay contrasty (no shimmering) */
.ded-cal-month{ background: rgba(5,10,20,.55); }
.ded-cal-month-title{ background: rgba(0,0,0,.35); }
.ded-cal-table th, .ded-cal-table td{ background: rgba(0,0,0,.10); }
.ded-cal-has{ background: rgba(0,0,0,.18); }
.ded-cal-has:hover{ background: rgba(0,0,0,.22); }

/* Badge readability */
.ded-session-badge{
  background: rgba(0,0,0,.28);
}
.ded-session-title { color:#00ff88; margin: 10px 0 10px; font-size: 22px; line-height: 1.2; }
.ded-session-meta { opacity: .92; font-size: 16px; margin: 6px 0; }
.ded-session-badge {
  display: inline-block; padding: 6px 10px; border-radius: 999px;
  border: 1px solid rgba(0,255,136,0.55);
  color: #00ff88; font-size: 13px; letter-spacing: .2px;
  margin-right: 8px;
}
.ded-session-muted { opacity: .75; }

/* Notice */
.ded-session-success, .ded-session-error {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 700;
}
.ded-session-success { background: rgba(0,255,136,.12); border: 1px solid rgba(0,255,136,.45); }
.ded-session-error { background: rgba(255,80,80,.12); border: 1px solid rgba(255,80,80,.45); }

/* Form */
.ded-session-form {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 14px;
  max-width: 900px;
}
.ded-session-form .full { grid-column: 1 / -1; }
.ded-session-form label { display:block; font-weight:600; margin-bottom:6px; opacity:.95; }
.ded-session-form input, .ded-session-form select {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid rgba(0,255,136,.35);
  background: rgba(0,0,0,.35);
  color: #fff;
  outline: none;
}
.ded-session-form input:focus, .ded-session-form select:focus {
  border-color: rgba(0,255,136,.9);
  box-shadow: 0 0 0 3px rgba(0,255,136,.12);
}
.ded-session-form .hint { font-size: 12px; opacity: .75; margin-top: 6px; }
.ded-session-btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 12px 14px;
  border-radius: 12px;
  border: 0;
  cursor: pointer;
  font-weight: 800;
  background: #00ff88;
  color: #062018;
}

/* Calendar (grid) */
.ded-cal { margin-top: 14px; }
.ded-cal-nav {
  display:flex; gap:10px; align-items:center; justify-content:space-between;
  margin: 10px 0 16px;
}
.ded-cal-nav a {
  text-decoration:none;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(0,255,136,.35);
  color:#00ff88;
  background: rgba(0,0,0,.25);
}
.ded-cal-grid3 { display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.ded-cal-month {
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  overflow:hidden;
  background: rgba(0,0,0,.20);
}
.ded-cal-month-title {
  padding: 12px 12px;
  font-weight: 800;
  color:#00ff88;
  background: rgba(0,0,0,.28);
}
.ded-cal-table { width:100%; border-collapse: collapse; }
.ded-cal-table th, .ded-cal-table td {
  width:14.285%;
  text-align:center;
  padding: 9px 4px;
  border-top: 1px solid rgba(255,255,255,.06);
  border-right: 1px solid rgba(255,255,255,.04);
  vertical-align: top;
}
.ded-cal-table th:last-child, .ded-cal-table td:last-child { border-right: 0; }
.ded-cal-table th { font-size: 12px; opacity:.8; }
.ded-cal-daynum { display:block; font-weight:800; }
.ded-cal-empty { opacity:.25; }
.ded-cal-day a { display:block; text-decoration:none; color:#fff; }
.ded-cal-has {
  box-shadow: inset 0 0 0 2px rgba(0,255,136,.35);
  border-radius: 10px;
}
.ded-cal-has:hover { box-shadow: inset 0 0 0 2px rgba(0,255,136,.85); }
.ded-cal-badge {
  margin-top: 6px;
  display:inline-block;
  font-size: 11px;
  padding: 3px 6px;
  border-radius: 999px;
  border: 1px solid rgba(0,255,136,.35);
  color:#00ff88;
  opacity: .95;
}
.ded-cal-badge.closed { border-color: rgba(255,180,0,.35); color: rgba(255,220,120,.95); }
.ded-cal-badge.full { border-color: rgba(255,80,80,.45); color: rgba(255,160,160,.95); }

@media (max-width: 980px) { .ded-cal-grid3 { grid-template-columns: 1fr; } }
@media (max-width: 720px) { .ded-session-form { grid-template-columns: 1fr; } }

/* Calendar tooltip (yellow, contrast) */
.ded-cal-day a { position: relative; }
.ded-tooltip{
  position:absolute;
  left: 50%;
  top: -10px;
  transform: translate(-50%, -100%);
  min-width: 240px;
  max-width: 340px;
  background: #ffd84d;
  color: #111;
  border: 2px solid rgba(0,255,136,.65);
  border-radius: 14px;
  padding: 12px 12px;
  box-shadow: 0 12px 28px rgba(0,0,0,.35);
  display:none;
  z-index: 60;
  text-align:left;
  pointer-events:none;
}
.ded-cal-day a:hover .ded-tooltip{ display:block; }
.ded-tip-title{ display:block; font-weight:900; margin-bottom:6px; }
.ded-tip-desc{ display:block; font-size: 13px; line-height:1.3; margin-bottom:8px; }
.ded-tip-meta{ font-size: 12px; line-height:1.25; opacity:.95; }
.ded-tip-line{ margin-top:4px; }
.ded-tip-muted{ opacity:.75; }