/* ==========================================
   ColorMedia Email Service - Admin Dashboard
   Dark Glassmorphism Theme
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-primary: #0a0a1a;
  --bg-secondary: #111128;
  --bg-card: rgba(26, 26, 46, 0.85);
  --bg-glass: rgba(26, 26, 46, 0.6);
  --border-glass: rgba(233, 69, 96, 0.15);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b8;
  --text-muted: #666680;
  --accent: #e94560;
  --accent-hover: #ff5a75;
  --accent-glow: rgba(233, 69, 96, 0.3);
  --success: #4ade80;
  --warning: #fbbf24;
  --danger: #ef4444;
  --info: #60a5fa;
  --sidebar-width: 260px;
  --header-height: 64px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

/* Background effects */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 20% 50%, rgba(233, 69, 96, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(15, 52, 96, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 50% 80%, rgba(22, 33, 62, 0.1) 0%, transparent 50%);
  z-index: 0;
  animation: bgFloat 30s ease-in-out infinite;
}

@keyframes bgFloat {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(-2%, 1%); }
  66% { transform: translate(1%, -1%); }
}

/* ---- Sidebar ---- */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-glass);
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.sidebar-logo {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo h1 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 1px;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sidebar-logo span {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.nav-section {
  margin-bottom: 8px;
}

.nav-section-title {
  padding: 8px 16px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 2px;
}

.nav-item:hover {
  background: rgba(233, 69, 96, 0.08);
  color: var(--text-primary);
}

.nav-item.active {
  background: linear-gradient(135deg, rgba(233, 69, 96, 0.15), rgba(233, 69, 96, 0.05));
  color: var(--accent);
  border: 1px solid rgba(233, 69, 96, 0.2);
}

.nav-item .icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
}

.nav-item .badge {
  margin-left: auto;
  background: var(--accent);
  color: white;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

/* ---- Main Content ---- */
.main-content {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ---- Header ---- */
.header {
  height: var(--header-height);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(10, 10, 26, 0.8);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-title {
  font-size: 20px;
  font-weight: 700;
}

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

/* ---- Content Area ---- */
.content {
  padding: 28px 32px;
}

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(233, 69, 96, 0.25);
  box-shadow: 0 4px 30px rgba(233, 69, 96, 0.08);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

/* ---- Stats Grid ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 22px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: var(--transition);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(233, 69, 96, 0.2);
  box-shadow: 0 8px 32px rgba(233, 69, 96, 0.1);
}

.stat-label {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.stat-value.accent { color: var(--accent); }
.stat-value.success { color: var(--success); }
.stat-value.warning { color: var(--warning); }
.stat-value.info { color: var(--info); }

.stat-change {
  font-size: 12px;
  margin-top: 6px;
  color: var(--text-muted);
}

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

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
}

tbody td {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

tbody tr {
  transition: var(--transition);
}

tbody tr:hover {
  background: rgba(233, 69, 96, 0.04);
}

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.badge-queued { background: rgba(96, 165, 250, 0.15); color: var(--info); }
.badge-sent { background: rgba(96, 165, 250, 0.15); color: var(--info); }
.badge-delivered { background: rgba(74, 222, 128, 0.15); color: var(--success); }
.badge-opened { background: rgba(251, 191, 36, 0.15); color: var(--warning); }
.badge-clicked { background: rgba(233, 69, 96, 0.15); color: var(--accent); }
.badge-bounced { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-complained { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-failed { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

.badge-new { background: rgba(96, 165, 250, 0.15); color: var(--info); }
.badge-contacted { background: rgba(251, 191, 36, 0.15); color: var(--warning); }
.badge-pitching { background: rgba(233, 69, 96, 0.15); color: var(--accent); }
.badge-quoted { background: rgba(168, 85, 247, 0.15); color: #a855f7; }
.badge-closed_won { background: rgba(74, 222, 128, 0.15); color: var(--success); }
.badge-closed_lost { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #c23152);
  color: white;
}

.btn-primary:hover {
  box-shadow: 0 4px 20px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
}

.btn-icon {
  padding: 8px;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  font-size: 16px;
  transition: var(--transition);
}

.btn-icon:hover {
  background: rgba(233, 69, 96, 0.1);
  color: var(--accent);
}

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

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder {
  color: var(--text-muted);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23666680' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

/* ---- Modal ---- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 28px;
  width: 90%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

/* ---- Toast ---- */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  backdrop-filter: blur(10px);
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s;
  animation-fill-mode: forwards;
  min-width: 280px;
}

.toast-success {
  background: rgba(74, 222, 128, 0.15);
  border: 1px solid rgba(74, 222, 128, 0.3);
  color: var(--success);
}

.toast-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

.toast-info {
  background: rgba(96, 165, 250, 0.15);
  border: 1px solid rgba(96, 165, 250, 0.3);
  color: var(--info);
}

@keyframes toastIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes toastOut {
  from { opacity: 1; }
  to { opacity: 0; transform: translateX(100%); }
}

/* ---- Pagination ---- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.pagination-info {
  font-size: 13px;
  color: var(--text-muted);
}

.pagination-btns {
  display: flex;
  gap: 8px;
}

/* ---- Toolbar ---- */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.search-input {
  flex: 1;
  min-width: 200px;
  max-width: 360px;
}

/* ---- Scenario Cards ---- */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.scenario-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.scenario-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent), transparent);
}

.scenario-card:hover {
  border-color: rgba(233, 69, 96, 0.25);
  transform: translateY(-2px);
}

.scenario-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent), #c23152);
  color: white;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
}

.scenario-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
}

.scenario-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.scenario-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

/* ---- Timeline ---- */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-subtle);
}

.timeline-item {
  position: relative;
  padding-bottom: 20px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -24px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-primary);
}

.timeline-time {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.timeline-event {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ---- Loading ---- */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}

.spinner {
  display: inline-block;
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-subtle);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---- Page Sections (hidden by default) ---- */
.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

/* ---- Empty State ---- */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 15px;
  margin-top: 8px;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .content {
    padding: 16px;
  }
}

/* ---- Send Email Form ---- */
.send-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.send-form-grid .form-group.full {
  grid-column: 1 / -1;
}

/* ---- Chart container ---- */
.chart-container {
  position: relative;
  height: 300px;
  width: 100%;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
  width: 6px;
  height: 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);
}