/* ============================================================
   ABtech Systems — Client Portal
   ============================================================ */

.portal-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--bg-primary);
  overflow-y: auto;
  padding-top: var(--nav-height);
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  scroll-behavior: smooth;
}

.portal-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - var(--nav-height));
}

.portal-sidebar {
  background: rgba(13,18,36,0.8);
  border-right: 1px solid var(--border);
  padding: 24px 0;
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.sidebar-section { margin-bottom: 8px; }
.sidebar-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  padding: 12px 20px 6px;
  font-weight: 600;
}
.sidebar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  border-left: 2px solid transparent;
}
.sidebar-item:hover { color: var(--text-primary); background: rgba(0,212,255,0.05); }
.sidebar-item.active {
  color: var(--accent-cyan);
  background: rgba(0,212,255,0.08);
  border-left-color: var(--accent-cyan);
}
.sidebar-item-icon { font-size: 1rem; width: 20px; text-align: center; }

.portal-main {
  padding: 36px 40px;
  min-width: 0;
}

.portal-page { display: none; }
.portal-page.active { display: block; }

.portal-page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}
.portal-page-title { font-size: 1.5rem; font-weight: 700; }
.portal-page-sub   { font-size: 0.9rem; color: var(--text-secondary); margin-top: 4px; }

/* Dashboard stats row */
.portal-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

/* Ticket list */
.ticket-list { display: flex; flex-direction: column; gap: 12px; }
.ticket-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.ticket-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.ticket-card h4 { font-size: 1rem; }
.ticket-card p  { font-size: 0.85rem; color: var(--text-secondary); margin-top: 4px; }
.ticket-date {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Ticket detail */
.ticket-detail-header {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  cursor: pointer;
  transition: color var(--transition);
  background: none;
  border: none;
}
.back-btn:hover { color: var(--accent-cyan); }

.ticket-body { color: var(--text-secondary); line-height: 1.7; }

/* Comments */
.comments-section { margin-top: 28px; }
.comment-item {
  display: flex;
  gap: 14px;
  margin-bottom: 16px;
}
.comment-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 700;
  flex-shrink: 0;
}
.comment-avatar.admin { background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet)); color: white; }
.comment-avatar.client { background: rgba(124,58,237,0.2); border: 1px solid rgba(124,58,237,0.3); color: #a78bfa; }
.comment-bubble {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}
.comment-bubble.admin-comment { border-color: rgba(0,212,255,0.2); background: rgba(0,212,255,0.04); }
.comment-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.comment-author { font-size: 0.85rem; font-weight: 600; }
.comment-time   { font-size: 0.75rem; color: var(--text-muted); font-family: var(--font-mono); }
.comment-body   { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.6; }

.comment-input-area {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.comment-input-area textarea {
  flex: 1;
  min-height: 80px;
}

/* Submit ticket form */
.new-ticket-form { max-width: 700px; }

/* Account page */
.account-sections { display: flex; flex-direction: column; gap: 28px; }
.account-section-card { padding: 28px; }
.account-section-card h3 { font-size: 1.1rem; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 64px 24px;
  color: var(--text-secondary);
}
.empty-state-icon { font-size: 3rem; margin-bottom: 16px; opacity: 0.5; }
.empty-state h3   { font-size: 1.1rem; margin-bottom: 8px; color: var(--text-primary); }
.empty-state p    { font-size: 0.9rem; margin-bottom: 20px; }

@media (max-width: 900px) {
  .portal-layout { grid-template-columns: 1fr; }
  .portal-sidebar {
    position: relative;
    top: 0;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    padding: 12px;
    gap: 4px;
  }
  .sidebar-label { display: none; }
  .sidebar-item { padding: 8px 14px; border-left: none; border-radius: var(--radius-sm); font-size: 0.82rem; }
  .sidebar-item.active { border-bottom: 2px solid var(--accent-cyan); border-left: none; }
  .portal-main { padding: 24px 16px; }
}