/* ==========================================================================
   CAMPAIGNS MODULE — Compact · Dense · Facebook Business style
   ========================================================================== */

/* -------------------------------------------------------------------------
   1. CAMPAIGN LIST / DASHBOARD
   ------------------------------------------------------------------------- */
.campaigns-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-5);
}

.campaigns-header h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.campaign-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 8px;
  transition: box-shadow 0.15s, border-color 0.15s;
  cursor: pointer;
}

.campaign-card:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.campaign-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.campaign-card-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}

.campaign-status {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-pending   { background: var(--warning-light); color: var(--warning); }
.status-running   { background: var(--success-light); color: var(--success); }
.status-completed { background: var(--bg);            color: var(--text-muted); }
.status-error     { background: var(--danger-light);  color: var(--danger); }

.campaign-card-body {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
}

.campaign-info-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.campaign-info-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  color: var(--text-dim);
}

/* -------------------------------------------------------------------------
   2. MODAL SHELL
   ------------------------------------------------------------------------- */
.modal-xl {
  max-width: 980px;
  width: 96vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 10px;
}

/* Header — compacto */
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px 11px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  flex-shrink: 0;
}

.header-title-group {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.header-title-group h2 {
  font-size: 15px;
  font-weight: 700;
  margin: 0;
  color: var(--text);
  letter-spacing: -0.01em;
}

.header-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

/* Close */
.btn-close {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}

.btn-close:hover {
  background: var(--bg-hover);
  color: var(--text);
}

/* Body */
.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 0;
}

/* Footer */
.modal-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
  flex-shrink: 0;
}

.btn-save {
  padding: 7px 18px;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* -------------------------------------------------------------------------
   3. FORM GRID LAYOUT
   ------------------------------------------------------------------------- */
.campaign-form-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: start;
  min-height: 100%;
}

/* Left column */
.form-main-column {
  padding: 14px 16px 16px 18px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

/* Right column */
.form-sidebar-column {
  padding: 14px 18px 16px 16px;
  display: flex;
  flex-direction: column;
}

@media (max-width: 860px) {
  .campaign-form-grid {
    grid-template-columns: 1fr;
  }
  .form-main-column {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 14px 16px;
  }
  .form-sidebar-column {
    padding: 14px 16px;
  }
}

/* -------------------------------------------------------------------------
   4. FORM SECTIONS
   ------------------------------------------------------------------------- */
.form-section {
  margin-bottom: 14px;
}

.form-section:last-child {
  margin-bottom: 0;
}

/* Section header — mini label style */
.section-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-light);
}

.section-header .header-icon {
  color: var(--text-dim);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.section-header h3 {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-muted);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* -------------------------------------------------------------------------
   5. FORM ELEMENTS
   ------------------------------------------------------------------------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 10px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text);
}

/* Override inputs for campaign form */
.campaign-form-grid .form-input,
.campaign-form-grid .search-input {
  padding: 6px 10px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-card);
  color: var(--text);
  font-family: var(--font);
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
  outline: none;
}

.campaign-form-grid .form-input:focus,
.campaign-form-grid .search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-subtle);
}

.campaign-form-grid .form-input::placeholder,
.campaign-form-grid .search-input::placeholder {
  color: var(--text-dim);
}

.input-hint {
  font-size: 11px;
  color: var(--text-muted);
}

/* Message area */
.message-area {
  resize: vertical;
  line-height: 1.5;
  min-height: 100px;
}

.message-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 2px;
}

#charCount {
  font-size: 11px;
  color: var(--text-dim);
}

/* -------------------------------------------------------------------------
   6. UPLOAD ZONE
   ------------------------------------------------------------------------- */
.upload-container {
  position: relative;
}

.upload-box {
  border: 1.5px dashed var(--border);
  border-radius: 6px;
  padding: 12px;
  text-align: center;
  transition: border-color 0.15s, background 0.15s;
  background: var(--bg-hover);
  cursor: pointer;
}

.upload-box:hover {
  border-color: var(--primary);
  background: var(--primary-subtle);
}

.upload-label {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.upload-icon {
  color: var(--text-dim);
  display: flex;
  align-items: center;
}

.upload-label span {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.upload-label small {
  font-size: 11px;
  color: var(--text-muted);
}

/* Image preview */
.preview-wrapper {
  position: relative;
  margin-top: 8px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
  width: fit-content;
  max-width: 240px;
}

.preview-wrapper img {
  display: block;
  max-width: 100%;
  height: auto;
}

.btn-remove-img {
  position: absolute;
  top: 6px;
  right: 6px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 7px;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--danger);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 3px;
  backdrop-filter: blur(4px);
  transition: background 0.15s;
}

.btn-remove-img:hover {
  background: white;
}

/* -------------------------------------------------------------------------
   7. GROUP SELECTION
   ------------------------------------------------------------------------- */
.group-selection-wrapper {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Search bar */
.group-search-box {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input-wrapper svg {
  position: absolute;
  left: 8px;
  color: var(--text-dim);
  pointer-events: none;
}

.campaign-form-grid .search-input {
  padding-left: 30px !important;
}

/* Select all row */
.group-actions-top {
  display: flex;
  align-items: center;
  padding: 0 1px;
}

/* Custom checkbox (Select All) */
.checkbox-modern {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: 11.5px;
  color: var(--text-secondary);
  gap: 6px;
  user-select: none;
}

.checkbox-modern input {
  display: none;
}

.checkmark {
  width: 13px;
  height: 13px;
  border: 1.5px solid var(--border);
  border-radius: 3px;
  position: relative;
  transition: all 0.15s;
  flex-shrink: 0;
}

.checkbox-modern input:checked + .checkmark {
  background: var(--primary);
  border-color: var(--primary);
}

.checkbox-modern input:checked + .checkmark::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 1px;
  width: 4px;
  height: 6px;
  border: 1.5px solid white;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

/* Group list */
.group-list-container {
  border: 1px solid var(--border);
  border-radius: 6px;
  max-height: 280px;
  overflow-y: auto;
  background: var(--bg-card);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.group-list-container::-webkit-scrollbar { width: 3px; }
.group-list-container::-webkit-scrollbar-track { background: transparent; }
.group-list-container::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.group-list-container::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* Individual group row */
.group-card {
  display: flex;
  align-items: center;
  padding: 6px 10px;
  cursor: pointer;
  transition: background 0.1s;
  border-bottom: 1px solid var(--border-light);
  background: transparent;
}

.group-card:last-child {
  border-bottom: none;
}

.group-card:hover {
  background: var(--bg-hover);
}

.group-card:has(input:checked) {
  background: var(--primary-subtle);
}

/* Checkbox inside card */
.group-card-checkbox {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: 8px;
}

.group-card-checkbox input[type="checkbox"] {
  width: 13px;
  height: 13px;
  accent-color: var(--primary);
  cursor: pointer;
  border-radius: 3px;
}

/* Content */
.group-card-content {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

/* Avatar */
.group-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-hover);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.group-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.group-avatar-letter {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Text */
.group-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.group-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.group-meta {
  font-size: 10.5px;
  color: var(--text-dim);
  line-height: 1.2;
}

/* Footer count */
.group-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.group-count {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
}

#groupStats {
  font-size: 10.5px;
  color: var(--text-dim);
  text-align: right;
  margin-top: 2px;
}

/* -------------------------------------------------------------------------
   8. SCHEDULING
   ------------------------------------------------------------------------- */
.schedule-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.schedule-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.4;
}

/* -------------------------------------------------------------------------
   9. SKELETON LOADER
   ------------------------------------------------------------------------- */
.skeleton-loader {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.skeleton-item {
  height: 32px;
  background: linear-gradient(90deg, var(--border) 25%, var(--bg-hover) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: skeleton-wave 1.4s infinite linear;
  border-radius: 4px;
}

@keyframes skeleton-wave {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}