/* ========================================
   WPBot - WhatsApp Yönetim Paneli CSS
   ======================================== */

:root {
  /* Renk Paleti */
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(17, 24, 39, 0.9);
  --bg-input: rgba(17, 24, 39, 0.5);
  --border-color: rgba(255, 255, 255, 0.06);
  --border-focus: rgba(37, 211, 102, 0.5);

  /* WhatsApp Yeşil */
  --accent: #25d366;
  --accent-hover: #20bd5a;
  --accent-glow: rgba(37, 211, 102, 0.15);
  --accent-soft: rgba(37, 211, 102, 0.1);

  /* Metin */
  --text-primary: #f0f2f5;
  --text-secondary: #8696a0;
  --text-muted: #54656f;

  /* Durum Renkleri */
  --success: #25d366;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;

  /* Sidebar */
  --sidebar-width: 260px;
  --sidebar-collapsed: 0px;

  /* Geçişler */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Gölgeler */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(37, 211, 102, 0.15);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

/* ========================================
   Reset & Base
   ======================================== */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ========================================
   Background Effects
   ======================================== */

.bg-effects {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: orbFloat 20s infinite ease-in-out;
}

.bg-orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(37, 211, 102, 0.15), transparent 70%);
  top: -100px;
  right: -100px;
}

.bg-orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1), transparent 70%);
  bottom: -50px;
  left: -50px;
  animation-delay: -7s;
}

.bg-orb-3 {
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(37, 211, 102, 0.08), transparent 70%);
  top: 50%;
  left: 50%;
  animation-delay: -14s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -30px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 15px) scale(1.02); }
}

/* ========================================
   Sidebar
   ======================================== */

.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: rgba(10, 14, 23, 0.95);
  backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent), #128c7e);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: var(--shadow-glow);
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--accent), #86efac);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-item:hover {
  background: var(--accent-soft);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warning);
  transition: background var(--transition-normal);
}

.status-dot.online {
  background: var(--success);
  box-shadow: 0 0 8px rgba(37, 211, 102, 0.5);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ========================================
   Main Content
   ======================================== */

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  position: relative;
  z-index: 1;
  min-height: 100vh;
  transition: margin-left var(--transition-normal);
}

.top-header {
  position: sticky;
  top: 0;
  background: rgba(10, 14, 23, 0.8);
  backdrop-filter: blur(20px);
  padding: 16px 32px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 16px;
  z-index: 50;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
}

.page-title {
  font-size: 1.25rem;
  font-weight: 600;
  flex: 1;
}

.time-display {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

/* ========================================
   Tab Content
   ======================================== */

.tab-content {
  display: none;
  padding: 32px;
  animation: fadeIn 0.3s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Stats Grid
   ======================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all var(--transition-normal);
}

.stat-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon.incoming {
  background: rgba(37, 211, 102, 0.1);
  color: var(--accent);
}

.stat-icon.outgoing {
  background: rgba(59, 130, 246, 0.1);
  color: var(--info);
}

.stat-icon.users {
  background: rgba(168, 85, 247, 0.1);
  color: #a855f7;
}

.stat-icon.uptime {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.stat-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ========================================
   Panels
   ======================================== */

.panel-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 24px;
}

.panel {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.panel-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-header h2 {
  font-size: 1rem;
  font-weight: 600;
}

.full-panel {
  max-height: calc(100vh - 180px);
  display: flex;
  flex-direction: column;
}

/* ========================================
   Messages
   ======================================== */

.message-list {
  padding: 16px;
  max-height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.full-list {
  max-height: none;
  flex: 1;
  overflow-y: auto;
}

.message-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  animation: slideIn 0.3s ease;
}

.message-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border-color);
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

.msg-direction {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.msg-direction.incoming {
  background: rgba(37, 211, 102, 0.15);
  color: var(--accent);
}

.msg-direction.outgoing {
  background: rgba(59, 130, 246, 0.15);
  color: var(--info);
}

.msg-direction.status {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.msg-body {
  flex: 1;
  min-width: 0;
}

.msg-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.msg-sender {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.msg-time {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: auto;
}

.msg-content {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  word-break: break-word;
  white-space: pre-wrap;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  color: var(--text-muted);
  text-align: center;
  gap: 12px;
}

.empty-state p {
  font-size: 0.9rem;
  font-weight: 500;
}

.empty-state span {
  font-size: 0.8rem;
}

/* ========================================
   Forms
   ======================================== */

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group small {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238696a0' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.char-count {
  text-align: right;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.quick-send-form {
  padding: 20px 24px;
}

.send-form {
  padding: 24px;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #128c7e);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-hover), #0f7a6e);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-full {
  width: 100%;
}

.btn-large {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-refresh {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 6px;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
}

.btn-refresh:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: rgba(37, 211, 102, 0.3);
}

/* ========================================
   Filters
   ======================================== */

.filter-group {
  display: flex;
  gap: 4px;
  background: var(--bg-input);
  padding: 4px;
  border-radius: var(--radius-sm);
}

.filter-btn {
  padding: 6px 16px;
  background: none;
  border: none;
  border-radius: 6px;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--accent);
  color: white;
}

/* ========================================
   Send Container
   ======================================== */

.send-container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}

.send-history {
  max-height: calc(100vh - 180px);
  display: flex;
  flex-direction: column;
}

.send-history .message-list {
  flex: 1;
  max-height: none;
}

/* ========================================
   Settings
   ======================================== */

.settings-content {
  padding: 24px;
}

.setting-item {
  margin-bottom: 20px;
}

.setting-item label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.setting-item code {
  display: block;
  font-size: 0.85rem;
  color: var(--accent);
}

.copy-field {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-input);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.copy-field code {
  flex: 1;
  font-size: 0.85rem;
  color: var(--accent);
  word-break: break-all;
}

.btn-copy {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.btn-copy:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.setting-section {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.setting-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.setup-steps {
  list-style: decimal;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.setup-steps li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.setup-steps a {
  color: var(--accent);
  text-decoration: none;
}

.setup-steps a:hover {
  text-decoration: underline;
}

/* ========================================
   Toast Notifications
   ======================================== */

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 0.85rem;
  color: var(--text-primary);
  min-width: 300px;
  max-width: 420px;
  animation: toastIn 0.3s ease;
  backdrop-filter: blur(12px);
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--error); }
.toast.info { border-left: 3px solid var(--info); }

.toast.removing {
  animation: toastOut 0.3s ease forwards;
}

.toast-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.toast-message {
  flex: 1;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(40px); }
}

/* ========================================
   Scrollbar
   ======================================== */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
  .panel-grid {
    grid-template-columns: 1fr;
  }
  .send-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .menu-toggle {
    display: block;
  }

  .top-header {
    padding: 12px 16px;
  }

  .tab-content {
    padding: 16px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .stat-card {
    padding: 16px;
  }

  .stat-value {
    font-size: 1.25rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}