/* ======================
   ADMIN SESSIONS
====================== */

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
}

/* ======================
   TOOLBAR
====================== */

.admin-toolbar {
  margin-top: 20px;
  display: flex;
  justify-content: flex-end;
}

.admin-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-refresh-btn,
.admin-create-toggle {
  min-height: 44px;
  padding: 0 18px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 800;
  border: 1px solid rgba(255,255,255,.10);
  color: #fff;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  white-space: nowrap;

  transition:
    transform .18s ease,
    opacity .18s ease,
    box-shadow .18s ease;
}

.admin-refresh-btn:hover,
.admin-create-toggle:hover {
  transform: translateY(-1px);
}

.admin-refresh-btn {
  background: rgba(255,255,255,.04);
  color: #dbe7f7;
  box-shadow: none;
}

.studio-toggle {
  background:
    linear-gradient(135deg,#3B82F6,#22D3EE);

  box-shadow:
    0 10px 28px rgba(59,130,246,.24);
}

.oneshot-toggle {
  background:
    linear-gradient(135deg,#7C3AED,#60A5FA);

  box-shadow:
    0 10px 28px rgba(124,58,237,.22);
}

/* ======================
   COLLAPSIBLE PANELS
====================== */

.admin-create-panel {
  position: relative;
}

.admin-create-panel > summary {
  list-style: none;
  cursor: pointer;
}

.admin-create-panel > summary::-webkit-details-marker {
  display: none;
}

.admin-create-panel .admin-create-card {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;

  width: min(520px, 90vw);

  max-height: 78vh;

  overflow-y: auto;

  z-index: 80;
}

/* ======================
   CREATE CARDS
====================== */

.admin-create-card {
  padding: 28px;

  border-radius: 28px;

  background:
    radial-gradient(circle at 88% 12%, rgba(59,130,246,.10), transparent 32%),
    linear-gradient(180deg, rgba(19,29,51,.98), rgba(13,20,36,.98));

  border: 1px solid rgba(80,120,190,.34);

  box-shadow:
    0 18px 44px rgba(0,0,0,.22);
}

.admin-create-card h2 {
  margin: 0;

  font-size: 28px;

  line-height: 1.04;

  letter-spacing: -.04em;
}

.admin-create-card .card-sub {
  color: #aebbd0;

  margin-top: 8px;
  margin-bottom: 22px;
}

.admin-create-card .auth-form {
  display: grid;
  gap: 14px;
}

.admin-create-card .auth-form input,
.admin-create-card .auth-form select,
.admin-create-card .auth-form textarea {
  width: 100%;
  min-width: 0;

  padding: 14px 15px;

  border-radius: 16px;

  border: 1px solid rgba(255,255,255,.10);

  background: rgba(255,255,255,.055);

  color: #E6EDF3;

  outline: none;
}

.admin-create-card .auth-form textarea {
  min-height: 90px;
  resize: vertical;
}

.admin-create-card .auth-form input:focus,
.admin-create-card .auth-form select:focus,
.admin-create-card .auth-form textarea:focus {
  border-color: rgba(96,165,250,.65);

  box-shadow:
    0 0 0 4px rgba(59,130,246,.14);
}

.admin-create-card .btn.primary {
  min-height: 48px;
  border-radius: 16px;
  font-weight: 800;
}

/* ======================
   WEEKDAY PILLS
====================== */

.weekday-row {
  display: flex;
  gap: 8px;
  flex-wrap: nowrap;
}

.weekday-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;

  padding: 8px 10px;

  border-radius: 999px;

  background: rgba(255,255,255,.045);

  border: 1px solid rgba(255,255,255,.08);
}

.weekday-pill span {
  font-size: 12px;
  font-weight: 700;
  color: #dbe7f7;
}

/* ======================
   SESSION GRID
====================== */

.admin-session-group + .admin-session-group {
  margin-top: 34px;
}

.admin-session-group-title {
  margin-bottom: 16px;

  font-size: 18px;
  font-weight: 800;

  color: #f4f7fb;
}

.admin-session-grid-inner {
  display: grid;

  grid-template-columns:
    repeat(2, minmax(0, 520px));

  gap: 18px;
}

/* ======================
   SESSION CARDS
====================== */

.admin-session-card {
  padding: 26px;

  border-radius: 28px;

  background:
    radial-gradient(circle at 88% 12%, rgba(59,130,246,.10), transparent 32%),
    linear-gradient(180deg, rgba(19,29,51,.98), rgba(13,20,36,.98));

  border: 1px solid rgba(80,120,190,.34);

  transition:
    transform .18s ease,
    border-color .18s ease,
    box-shadow .18s ease;
}

.admin-session-card:hover {
  transform: translateY(-2px);

  border-color: rgba(96,165,250,.45);

  box-shadow:
    0 18px 44px rgba(0,0,0,.24),
    0 0 0 1px rgba(96,165,250,.08);
}

.admin-session-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-session-type {
  font-size: 11px;
  font-weight: 800;

  letter-spacing: .14em;
  text-transform: uppercase;

  color: #60a5fa;
}

.is-masterclass .admin-session-type {
  color: #a78bfa;
}

.admin-status-pill {
  padding: 5px 10px;

  border-radius: 999px;

  background: rgba(34,197,94,.12);

  border: 1px solid rgba(34,197,94,.28);

  color: #86efac;

  font-size: 12px;
  font-weight: 700;
}

.admin-session-title {
  margin: 18px 0 0;

  font-size: 24px;

  line-height: 1.02;

  letter-spacing: -.04em;
}

.admin-session-subtitle {
  margin-top: 12px;

  color: #aebbd0;

  line-height: 1.5;

  font-size: 15px;
}

.admin-session-metrics {
  margin-top: 26px;

  padding-top: 20px;

  border-top: 1px solid rgba(255,255,255,.10);

  display: grid;

  grid-template-columns:
    repeat(3, minmax(0,1fr));

  gap: 18px;
}

.admin-metric-label {
  margin-bottom: 7px;

  font-size: 10px;
  font-weight: 800;

  letter-spacing: .10em;
  text-transform: uppercase;

  color: #9fb0c3;
}

.admin-metric-value {
  color: #f8fafc;

  font-weight: 700;

  line-height: 1.4;

  font-size: 14px;
}

.admin-session-actions {
  margin-top: 34px;

  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ======================
   RESPONSIVE
====================== */

@media (max-width: 900px) {

  .admin-session-grid-inner {
    grid-template-columns: 1fr;
  }

  .admin-session-metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .section-head {
    display: block;
  }

  .admin-toolbar {
    margin-top: 18px;
    position: relative;
  }

  .admin-toolbar-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    align-items: start;
  }

  .admin-refresh-btn,
  .admin-create-toggle {
    width: 100%;
    min-width: 0;
    font-size: 12px;
    padding: 0 8px;
  }

  .admin-create-panel {
    position: static;
  }

  .admin-create-panel .admin-create-card {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    width: 100%;
    max-width: none;
    max-height: none;
    margin-top: 0;
    z-index: 80;
  }

  .admin-create-card {
    padding: 20px;
    border-radius: 24px;
  }

  .admin-create-card h2 {
    font-size: 24px;
  }

  .weekday-row {
    flex-wrap: wrap;
  }

  .admin-session-card {
    padding: 22px;
  }

  .admin-session-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .admin-session-actions .btn,
  .admin-session-actions a.btn {
    width: 100%;
  }
}