/* ==========================================================================
   OTELİM RESEPSİYON İÇ PANELİ - DESIGN SYSTEM & STYLES
   ========================================================================== */

:root {
  /* Color Palette - Midnight Slate & Emerald */
  --bg-main: #0b0f19;
  --bg-sidebar: #111827;
  --bg-card: #1f2937;
  --bg-card-hover: #374151;
  --border-color: #374151;
  --border-focus: #10b981;

  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-subtle: #6b7280;

  --primary: #10b981;
  --primary-hover: #059669;
  --primary-light: rgba(16, 185, 129, 0.15);

  --accent-blue: #3b82f6;
  --accent-amber: #f59e0b;
  --accent-purple: #8b5cf6;
  --accent-red: #ef4444;
  --whatsapp: #25d366;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);

  --font-heading: 'Outfit', -apple-system, sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg-main: #f3f4f6;
  --bg-sidebar: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f9fafb;
  --border-color: #e5e7eb;
  --border-focus: #10b981;

  --text-main: #111827;
  --text-muted: #4b5563;
  --text-subtle: #9ca3af;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: hidden;
}

/* App Container Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), #3b82f6);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.brand-text h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-main);
}

.brand-text h2 span {
  color: var(--primary);
  font-size: 0.75rem;
  margin-left: 4px;
  padding: 2px 6px;
  background: var(--primary-light);
  border-radius: 4px;
}

.brand-text p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: var(--transition);
}

.nav-item:hover {
  background-color: var(--primary-light);
  color: var(--primary);
}

.nav-item.active {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.server-status-card {
  margin-top: auto;
  background-color: rgba(31, 41, 55, 0.6);
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--accent-red);
}

.status-indicator.online {
  background-color: var(--primary);
  box-shadow: 0 0 8px var(--primary);
}

.status-info {
  display: flex;
  flex-direction: column;
}

.status-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.status-val {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-main);
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* Top Header */
.top-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.header-title h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
}

.header-title p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.header-actions {
  display: flex;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  background-color: var(--bg-card);
  border-color: var(--text-muted);
}

.btn-danger {
  background-color: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background-color: var(--accent-red);
  color: #fff;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.btn-emerald {
  background-color: var(--primary);
  color: #fff;
}

.btn-whatsapp {
  background-color: var(--whatsapp);
  color: #ffffff;
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background-color: #20ba5a;
  transform: translateY(-1px);
}

/* Currency Selector Bar */
.currency-selector-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--bg-main);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.currency-pill {
  padding: 0.35rem 0.65rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.currency-pill.active {
  background-color: var(--primary);
  color: #ffffff;
}

/* KPI Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-focus);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: #ffffff;
  flex-shrink: 0;
}

.bg-blue { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.bg-amber { background: linear-gradient(135deg, #f59e0b, #d97706); }
.bg-emerald { background: linear-gradient(135deg, #10b981, #047857); }
.bg-purple { background: linear-gradient(135deg, #8b5cf6, #6d28d9); }

.stat-details {
  display: flex;
  flex-direction: column;
}

.stat-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
}

/* Table Section */
.table-section {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-shadow: var(--shadow-md);
}

.table-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 280px;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-box input {
  width: 100%;
  padding: 0.65rem 1rem 0.65rem 2.5rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
}

.search-box input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.filter-tabs {
  display: flex;
  background-color: var(--bg-main);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.filter-tab {
  padding: 0.4rem 0.85rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.filter-tab.active {
  background-color: var(--bg-card);
  color: var(--primary);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* Data Table */
.table-wrapper {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  padding: 0.85rem 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
}

.data-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
  vertical-align: middle;
}

.data-table tbody tr {
  transition: var(--transition);
}

.data-table tbody tr:hover {
  background-color: var(--bg-card-hover);
}

.guest-info {
  display: flex;
  flex-direction: column;
}

.guest-name {
  font-weight: 600;
  color: var(--text-main);
}

.guest-phone {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Code Badge */
.code-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: #60a5fa;
  font-family: monospace;
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.code-badge:hover {
  background: rgba(59, 130, 246, 0.25);
  border-color: #60a5fa;
}

/* Link Actions */
.link-action-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.link-text {
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Status Badges */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.badge-pending {
  background-color: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-active {
  background-color: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-checked_out {
  background-color: rgba(139, 92, 246, 0.15);
  color: #c084fc;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.text-right {
  text-align: right;
}

/* Empty State */
.empty-state {
  padding: 4rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.empty-icon {
  font-size: 3rem;
  color: var(--text-subtle);
}

.empty-state h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
}

.empty-state p {
  color: var(--text-muted);
  max-width: 400px;
  font-size: 0.9rem;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
  transition: opacity 0.2s ease;
}

.modal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalSlide 0.25s ease-out;
}

@keyframes modalSlide {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.modal-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}

.modal-title-wrap h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-title-wrap p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-main);
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  background-color: rgba(17, 24, 39, 0.4);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Forms & Standard Inputs */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-row {
  display: flex;
  gap: 1rem;
}

label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

.required {
  color: var(--accent-red);
}

.input-std {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
}

.input-std:focus {
  border-color: var(--border-focus);
}

.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.input-wrapper input {
  width: 100%;
  padding: 0.65rem 0.85rem 0.65rem 2.4rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
}

.input-wrapper input:focus {
  border-color: var(--border-focus);
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Detail Modal Grid */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 1.5rem;
}

.info-block {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.info-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;

}

.info-val {
  font-size: 0.95rem;
  color: var(--text-main);
}

.link-copy-box {
  display: flex;
  gap: 0.5rem;
}

.link-copy-box input {
  flex: 1;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  color: var(--primary);
  font-size: 0.85rem;
  font-family: monospace;
}

.status-action-btns {
  display: flex;
  gap: 0.4rem;
}

.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  background: #ffffff;
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

#qrCanvas {
  width: 140px !important;
  height: 140px !important;
}

.qr-caption {
  font-size: 0.7rem;
  color: #374151;
  font-weight: 600;
  text-align: center;
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 2000;
}

.toast {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 280px;
  animation: toastIn 0.3s ease-out;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

.hidden {
  display: none !important;
}

/* Responsive */
@media (max-width: 900px) {
  .app-container {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem;
    gap: 1rem;
  }
  .main-content {
    padding: 1rem;
  }
  .detail-grid {
    grid-template-columns: 1fr;
  }
}