/* CloudDrop Web - Modern SaaS Dark Theme */
:root {
  --bg-main: #0F172A;
  --bg-card: #1E293B;
  --bg-card-hover: #24334A;
  --bg-sidebar: #090D16;
  --bg-input: #090D16;
  --border-color: #334155;
  --border-hover: #475569;
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-faint: #64748B;
  --cf-orange: #F38020;
  --cf-orange-hover: #FAAD3F;
  --cf-orange-active: #D96C11;
  --cf-orange-bg: rgba(243, 128, 32, 0.12);
  --success-green: #10B981;
  --success-bg: rgba(16, 185, 129, 0.12);
  --danger-red: #EF4444;
  --danger-bg: rgba(239, 68, 68, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, system-ui, sans-serif;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 24px 16px;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px 24px 12px;
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #F38020, #FAAD3F);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(243, 128, 32, 0.3);
}

.brand-title {
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--cf-orange);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-links {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-grow: 1;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
  width: 100%;
}

.nav-btn:hover {
  background-color: var(--bg-card);
  color: var(--text-main);
}

.nav-btn.active {
  background-color: var(--cf-orange-bg);
  color: var(--cf-orange);
  font-weight: 600;
}

.nav-btn .icon {
  font-size: 16px;
}

.sidebar-footer {
  padding: 16px 12px 0 12px;
  border-top: 1px solid rgba(51, 65, 85, 0.5);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-muted);
  width: 100%;
  justify-content: center;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-faint);
}

.status-dot.active {
  background-color: var(--success-green);
  box-shadow: 0 0 8px var(--success-green);
}

/* Main Content Area */
.main-content {
  flex-grow: 1;
  background-color: var(--bg-main);
  padding: 36px 48px;
  overflow-y: auto;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

/* Views */
.view {
  display: none;
}

.view.active {
  display: block;
  animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Page Headers */
.page-header {
  margin-bottom: 24px;
}

.page-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.5;
}

/* Cards */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

/* Drop Zone */
.dropzone {
  border: 2px dashed var(--border-color);
  background-color: rgba(30, 41, 59, 0.4);
  border-radius: 16px;
  padding: 64px 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--cf-orange);
  background-color: rgba(243, 128, 32, 0.05);
  transform: translateY(-2px);
}

.dropzone-icon {
  font-size: 56px;
  margin-bottom: 16px;
  display: inline-block;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.dropzone-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.dropzone-desc {
  color: var(--text-muted);
  font-size: 13px;
  max-width: 460px;
  margin: 0 auto 24px auto;
  line-height: 1.5;
}

.dropzone-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--cf-orange);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--cf-orange-hover);
  box-shadow: 0 4px 12px rgba(243, 128, 32, 0.35);
}

.btn-primary:active {
  background-color: var(--cf-orange-active);
}

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

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

.btn-danger {
  background-color: transparent;
  color: var(--danger-red);
  border: 1px solid #7F1D1D;
}

.btn-danger:hover {
  background-color: #7F1D1D;
  color: #FFFFFF;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Inputs */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-input:focus {
  border-color: var(--cf-orange);
}

.form-hint {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 5px;
  line-height: 1.4;
}

/* Stats Badges */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.stat-box {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px;
  text-align: center;
}

.stat-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--cf-orange);
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Progress Bar */
.progress-container {
  background-color: var(--bg-main);
  border-radius: 8px;
  height: 14px;
  width: 100%;
  overflow: hidden;
  margin: 16px 0;
  border: 1px solid var(--border-color);
}

.progress-fill {
  background: linear-gradient(90deg, #F38020, #FAAD3F);
  height: 100%;
  width: 0%;
  border-radius: 6px;
  transition: width 0.3s ease;
}

/* Tables */
.table-container {
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

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

th {
  background-color: var(--bg-main);
  color: var(--text-muted);
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(51, 65, 85, 0.4);
  font-size: 13px;
}

tr:hover {
  background-color: rgba(30, 41, 59, 0.6);
}

/* Banner Notices */
.banner {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.banner-warning {
  background-color: var(--cf-orange-bg);
  border: 1px solid rgba(243, 128, 32, 0.4);
  color: #FAAD3F;
}

.banner-success {
  background-color: var(--success-bg);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--success-green);
}

.banner-danger {
  background-color: var(--danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #F87171;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .app-layout {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  .main-content {
    padding: 24px 16px;
  }
}