/* 
  AI Stock Advisor - Premium Dark Mode CSS
  Typography: Inter
*/

:root {
  --primary-color: #3b82f6;
  --secondary-color: #8b5cf6;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --bg-dark: #0f172a;
  --card-bg: rgba(30, 41, 59, 0.7);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.1);
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.08), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(139, 92, 246, 0.08), transparent 25%);
  background-attachment: fixed;
}

/* Glassmorphism */
.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.glass-nav {
  background: rgba(15, 23, 42, 0.8) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.glass-footer {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-color);
  margin-top: auto;
}

/* Typography Enhancements */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.025em;
}

.text-gradient {
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-image: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

/* Score Indicators */
.score-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  border: 4px solid var(--border-color);
}
.score-excellent { border-color: var(--success-color); color: var(--success-color); }
.score-good { border-color: var(--warning-color); color: var(--warning-color); }
.score-poor { border-color: var(--danger-color); color: var(--danger-color); }

/* Buttons & Inputs */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border: none;
  border-radius: 8px;
  padding: 0.5rem 1.5rem;
  font-weight: 500;
  transition: opacity 0.2s ease;
}
.btn-primary:hover {
  opacity: 0.9;
}

.form-control, .form-select {
  background-color: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 8px;
}
.form-control:focus, .form-select:focus {
  background-color: rgba(15, 23, 42, 0.8);
  border-color: var(--primary-color);
  color: var(--text-primary);
  box-shadow: 0 0 0 0.25rem rgba(59, 130, 246, 0.25);
}

/* Utils */
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }

/* --- Mobile App UI Enhancements --- */

/* Mobile Offcanvas Styles */
.glass-offcanvas {
  background: rgba(15, 23, 42, 0.95) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-left: 1px solid var(--border-color);
}

.mobile-offcanvas-link {
  font-size: 1.1rem;
  padding: 0.8rem 1rem;
  border-radius: 12px;
  color: var(--text-primary);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
}

.mobile-offcanvas-link i {
  color: var(--text-secondary);
  font-size: 1.25rem;
  transition: color 0.3s ease;
  width: 32px;
}

.mobile-offcanvas-link:hover, 
.mobile-offcanvas-link.active {
  background: rgba(59, 130, 246, 0.1);
  color: var(--primary-color);
}

.mobile-offcanvas-link:hover i,
.mobile-offcanvas-link.active i {
  color: var(--primary-color);
}

/* Mobile Bottom Navigation */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0.5rem 0.25rem;
  padding-bottom: calc(0.5rem + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.2);
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.25rem;
  border-radius: 12px;
  transition: all 0.3s ease;
  flex: 1;
  -webkit-tap-highlight-color: transparent;
}

.mobile-nav-item i {
  font-size: 1.3rem;
  margin-bottom: 0.25rem;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.mobile-nav-item:hover {
  color: rgba(255, 255, 255, 0.9);
}

.mobile-nav-item.active {
  color: var(--primary-color);
}

.mobile-nav-item.active i {
  transform: translateY(-3px) scale(1.1);
  color: var(--primary-color);
  filter: drop-shadow(0 2px 4px rgba(59, 130, 246, 0.4));
}