/* =====================================================================
   BizzOn RIS — Module Hội Chẩn Trực Tuyến
   Shared Design System CSS
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --primary: #1565C0;
  --primary-light: #1E88E5;
  --primary-dark: #0D47A1;
  --primary-bg: #E3F2FD;
  --primary-bg-light: #F5F9FF;
  --white: #FFFFFF;
  --gray-50: #FAFAFA;
  --gray-100: #F5F5F5;
  --gray-200: #EEEEEE;
  --gray-300: #E0E0E0;
  --gray-400: #BDBDBD;
  --gray-500: #9E9E9E;
  --gray-600: #757575;
  --gray-700: #616161;
  --gray-800: #424242;
  --gray-900: #212121;
  --success: #2E7D32;
  --success-bg: #E8F5E9;
  --warning: #E65100;
  --warning-bg: #FFF3E0;
  --danger: #C62828;
  --danger-bg: #FFEBEE;
  --info-bg: #FFF8E1;
  --font: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 8px;
  --radius-sm: 6px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--gray-100);
  color: var(--gray-900);
  line-height: 1.6;
  font-size: 13px;
  min-height: 100vh;
}

/* =====================================================================
   TOP BAR
   ===================================================================== */
.ris-topbar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  height: 52px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(13, 71, 161, 0.3);
}
.ris-topbar-logo {
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.ris-topbar-logo::before {
  content: '🏥';
  font-size: 20px;
}
.ris-topbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.ris-topbar-nav a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  transition: var(--transition);
}
.ris-topbar-nav a:hover {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}
.ris-topbar-nav a.active {
  background: rgba(255,255,255,0.2);
  color: var(--white);
  font-weight: 600;
}
.ris-topbar-user {
  opacity: 0.9;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}
.ris-topbar-user::before {
  content: '';
  display: inline-block;
  width: 30px;
  height: 30px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z'/%3E%3C/svg%3E");
  background-size: 18px;
  background-repeat: no-repeat;
  background-position: center;
}

/* =====================================================================
   LAYOUT
   ===================================================================== */
.content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.page-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: 10px;
}
.page-subtitle {
  font-size: 13px;
  color: var(--gray-600);
  margin-top: 2px;
}

/* =====================================================================
   BUTTONS
   ===================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  font-family: var(--font);
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: var(--white);
  box-shadow: 0 2px 8px rgba(21, 101, 192, 0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 4px 12px rgba(21, 101, 192, 0.4);
  transform: translateY(-1px);
}

.btn-outline {
  background: var(--white);
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary-bg);
}

.btn-danger {
  background: linear-gradient(135deg, #E53935, var(--danger));
  color: var(--white);
  box-shadow: 0 2px 8px rgba(198, 40, 40, 0.3);
}
.btn-danger:hover {
  box-shadow: 0 4px 12px rgba(198, 40, 40, 0.4);
}

.btn-success {
  background: linear-gradient(135deg, #43A047, var(--success));
  color: var(--white);
  box-shadow: 0 2px 8px rgba(46, 125, 50, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border: 1px solid var(--gray-300);
}
.btn-ghost:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
}

.btn-sm { padding: 5px 12px; font-size: 11px; }
.btn-lg { padding: 11px 28px; font-size: 14px; }

/* =====================================================================
   BADGES
   ===================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}
.badge-draft { background: var(--gray-200); color: var(--gray-700); }
.badge-scheduled { background: var(--primary-bg); color: var(--primary); }
.badge-inprogress {
  background: var(--success-bg);
  color: var(--success);
  animation: pulse-badge 2s infinite;
}
@keyframes pulse-badge {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}
.badge-completed { background: var(--warning-bg); color: var(--warning); }
.badge-final { background: #E8EAF6; color: #283593; }
.badge-cancelled { background: var(--danger-bg); color: var(--danger); }

/* =====================================================================
   DATA TABLE
   ===================================================================== */
.table-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--gray-200);
}
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--gray-200);
  background: var(--gray-50);
  user-select: none;
}
table.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-100);
  vertical-align: middle;
}
table.data-table tbody tr {
  cursor: pointer;
  transition: var(--transition);
}
table.data-table tbody tr:hover td {
  background: var(--primary-bg-light);
}
table.data-table tbody tr:last-child td {
  border-bottom: none;
}
.table-title {
  font-weight: 600;
  color: var(--gray-900);
}
.table-sub {
  font-size: 12px;
  color: var(--gray-500);
  margin-top: 1px;
}

/* =====================================================================
   FILTERS
   ===================================================================== */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.filter-input, .filter-select {
  padding: 8px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: var(--font);
  background: var(--white);
  color: var(--gray-800);
  outline: none;
  transition: var(--transition);
}
.filter-input:focus, .filter-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(21,101,192,0.1);
}
.filter-input {
  min-width: 220px;
}
.filter-input::placeholder {
  color: var(--gray-400);
}

/* =====================================================================
   PAGINATION
   ===================================================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  font-size: 12px;
  color: var(--gray-600);
  border-top: 1px solid var(--gray-200);
  background: var(--gray-50);
}
.pagination-btns { display: flex; gap: 4px; }
.pagination-btn {
  padding: 5px 11px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-size: 12px;
  cursor: pointer;
  color: var(--gray-700);
  font-family: var(--font);
  font-weight: 500;
  transition: var(--transition);
}
.pagination-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.pagination-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* =====================================================================
   FORM
   ===================================================================== */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 5px;
}
.form-label .required { color: var(--danger); margin-left: 2px; }
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 9px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font);
  background: var(--white);
  color: var(--gray-900);
  outline: none;
  transition: var(--transition);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(21,101,192,0.1);
}
.form-input::placeholder, .form-textarea::placeholder {
  color: var(--gray-400);
}
.form-textarea { resize: vertical; min-height: 70px; }
.form-hint {
  font-size: 11px;
  color: var(--gray-500);
  margin-top: 4px;
}

/* =====================================================================
   TWO COLUMN LAYOUT
   ===================================================================== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; }
}
.col-section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* =====================================================================
   CHIPS
   ===================================================================== */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  margin: 3px;
  transition: var(--transition);
}
.chip:hover {
  background: #BBDEFB;
}
.chip-remove {
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
  opacity: 0.6;
  margin-left: 2px;
  font-weight: 700;
  transition: var(--transition);
}
.chip-remove:hover {
  opacity: 1;
  color: var(--danger);
}

/* =====================================================================
   CARDS
   ===================================================================== */
.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 16px;
  transition: var(--transition);
}
.card:hover {
  box-shadow: var(--shadow);
}
.card-bordered {
  border-left: 3px solid var(--primary);
}
.form-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  border: 1px solid var(--gray-200);
}

/* =====================================================================
   CHIPS INPUT CONTAINER
   ===================================================================== */
.chips-container {
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  min-height: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  transition: var(--transition);
  cursor: text;
  background: var(--white);
}
.chips-container:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(21,101,192,0.1);
}
.chips-container input {
  border: none;
  outline: none;
  font-size: 12px;
  font-family: var(--font);
  flex: 1;
  min-width: 140px;
  padding: 4px;
  background: transparent;
}

/* =====================================================================
   SEPARATOR
   ===================================================================== */
.sep { border-top: 1px solid var(--gray-200); margin: 20px 0; }

/* =====================================================================
   MEETING LINK BOX
   ===================================================================== */
.meeting-link-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--gray-50);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 12px;
  overflow: hidden;
  min-width: 0;
}
.meeting-link-url {
  flex: 1;
  color: var(--primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
}

/* =====================================================================
   ALERT MESSAGES
   ===================================================================== */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideDown 0.3s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}
.alert-success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid #A5D6A7;
}
.alert-error {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid #EF9A9A;
}
.alert-warning {
  background: var(--info-bg);
  color: #7B6100;
  border: 1px solid #FFE082;
}
.alert-info {
  background: var(--primary-bg);
  color: var(--primary-dark);
  border: 1px solid #90CAF9;
}

/* =====================================================================
   GUEST CARD
   ===================================================================== */
.guest-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 10px;
  position: relative;
  transition: var(--transition);
}
.guest-card:hover {
  border-color: var(--primary);
  background: var(--primary-bg-light);
}
.guest-card .remove-guest {
  position: absolute;
  top: 10px;
  right: 12px;
  cursor: pointer;
  color: var(--gray-400);
  font-size: 18px;
  line-height: 1;
  transition: var(--transition);
}
.guest-card .remove-guest:hover {
  color: var(--danger);
}
.guest-card .guest-fields {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.guest-card .guest-fields > div {
  flex: 1;
  min-width: 140px;
}

/* =====================================================================
   PATIENT CASE CARD
   ===================================================================== */
.case-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  transition: var(--transition);
}
.case-card:hover {
  box-shadow: var(--shadow);
}
.case-card .case-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--gray-900);
}
.case-card .case-detail {
  font-size: 12px;
  color: var(--gray-600);
  margin-top: 3px;
}
.case-card .case-link {
  font-size: 12px;
  color: var(--primary);
  margin-top: 5px;
  cursor: pointer;
  font-weight: 500;
}
.case-card .case-link:hover {
  text-decoration: underline;
}

/* =====================================================================
   DROPDOWN SEARCH
   ===================================================================== */
.dropdown-search {
  position: relative;
}
.dropdown-search .dropdown-list {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  max-height: 200px;
  overflow-y: auto;
  display: none;
}
.dropdown-search .dropdown-list.show {
  display: block;
  animation: fadeIn 0.15s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
.dropdown-search .dropdown-item {
  padding: 9px 14px;
  cursor: pointer;
  font-size: 13px;
  transition: var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dropdown-search .dropdown-item:hover {
  background: var(--primary-bg);
  color: var(--primary);
}
.dropdown-search .dropdown-item .sub {
  font-size: 11px;
  color: var(--gray-500);
}
.dropdown-search .dropdown-item.selected {
  background: var(--primary-bg);
  color: var(--primary);
  font-weight: 600;
}

/* =====================================================================
   EMPTY STATE
   ===================================================================== */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--gray-500);
}
.empty-state-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.5;
}
.empty-state-text {
  font-size: 14px;
  font-weight: 500;
}
.empty-state-sub {
  font-size: 12px;
  margin-top: 4px;
  color: var(--gray-400);
}

/* =====================================================================
   LOADING SPINNER
   ===================================================================== */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--gray-300);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* =====================================================================
   UTILITIES
   ===================================================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--gray-500); }
.text-primary { color: var(--primary); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.d-flex { display: flex; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.justify-end { justify-content: flex-end; }
.align-center { align-items: center; }
.flex-1 { flex: 1; }

/* =====================================================================
   TOOLTIP
   ===================================================================== */
[data-tooltip] {
  position: relative;
}
[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 10px;
  background: var(--gray-800);
  color: var(--white);
  font-size: 11px;
  border-radius: 4px;
  white-space: nowrap;
  z-index: 999;
  animation: fadeIn 0.15s ease;
}

/* =====================================================================
   STATS ROW (for list page)
   ===================================================================== */
.stats-row {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}
.stat-card {
  flex: 1;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition);
  cursor: pointer;
}
.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.stat-icon.blue { background: var(--primary-bg); }
.stat-icon.green { background: var(--success-bg); }
.stat-icon.orange { background: var(--warning-bg); }
.stat-icon.purple { background: #E8EAF6; }
.stat-number {
  font-size: 22px;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1;
}
.stat-label {
  font-size: 11px;
  color: var(--gray-500);
  margin-top: 2px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 600px) {
  .content-area { padding: 16px; }
  .filter-bar { flex-direction: column; }
  .filter-input { min-width: 100%; }
  .stats-row { flex-direction: column; }
  .page-header { flex-direction: column; gap: 12px; align-items: flex-start; }
}