@import url('./tokens.css');

body {
  background-color: #F1F5F9;
  color: var(--ink-900);
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Application Layout */
.app-container {
  display: flex;
  min-height: 100vh;
  width: 100vw;
}

/* Sidebar Navigation (Pattern A) */
.sidebar {
  width: 260px;
  background-color: var(--brand-dark);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 4px 0 10px rgba(0, 0, 0, 0.05);
  transition: width var(--duration-normal) var(--ease-in-out);
}

.sidebar-header {
  padding: var(--space-6) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-brand-icon {
  width: 42px;
  height: 42px;
  background-color: var(--brand-teal);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: var(--shadow-teal);
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: #94A3B8;
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--duration-fast) var(--ease-in-out);
  cursor: pointer;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
}

.nav-item.active {
  background-color: var(--brand-teal);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: var(--shadow-teal);
}

.nav-item i {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
  color: #64748B;
  text-align: center;
}

/* Main Content Container */
.main-content {
  flex: 1;
  padding: var(--space-6);
  overflow-y: auto;
  max-width: 1400px;
  margin: 0 auto;
}

/* Overlay & Modals */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(6px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  transition: opacity var(--duration-normal) var(--ease-in-out);
}

/* Cards & Sections */
.card {
  background-color: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  border: 1px solid var(--surface-border);
  transition: transform var(--duration-fast) var(--ease-in-out), box-shadow var(--duration-fast) var(--ease-in-out);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.section-title {
  color: var(--brand-dark);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2.5px solid var(--brand-teal);
  padding-bottom: var(--space-1);
  display: inline-block;
}

/* Drag & Drop Upload Zone */
.upload-zone {
  border: 2px dashed var(--brand-teal);
  background-color: var(--brand-light);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-in-out);
  cursor: pointer;
}

.upload-zone.dragover, .upload-zone:hover {
  background-color: #D1ECEC;
  border-color: var(--brand-dark);
  transform: scale(1.01);
}

/* Terminal Log Window */
.terminal-status {
  background-color: #0F172A;
  color: #38BDF8;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.85rem;
  border-radius: var(--radius-md);
  padding: var(--space-4);
  max-height: 180px;
  overflow-y: auto;
  border: 1px solid #1E293B;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

.terminal-status .log-success { color: #4ADE80; }
.terminal-status .log-info { color: #38BDF8; }
.terminal-status .log-warn { color: #FACC15; }
.terminal-status .log-error { color: #F87171; }

/* Custom Scrollbar */
.scroll-list::-webkit-scrollbar {
  width: 6px;
}
.scroll-list::-webkit-scrollbar-track {
  background: #F1F5F9;
  border-radius: 4px;
}
.scroll-list::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 4px;
}
.scroll-list::-webkit-scrollbar-thumb:hover {
  background: #94A3B8;
}