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

:root {
  /* Colors */
  --bg-primary: #0f172a; /* Slate 900 */
  --bg-secondary: #1e293b; /* Slate 800 */
  --bg-tertiary: #334155; /* Slate 700 */
  
  --text-primary: #f8fafc; /* Slate 50 */
  --text-secondary: #94a3b8; /* Slate 400 */
  --text-muted: #64748b; /* Slate 500 */
  
  --accent-teal: #0d9488; /* Teal 600 */
  --accent-teal-hover: #14b8a6; /* Teal 500 */
  --accent-emerald: #10b981; /* Emerald 500 */
  --accent-coral: #f43f5e; /* Rose 500 */
  --accent-purple: #8b5cf6; /* Violet 500 */
  
  --glass-bg: rgba(30, 41, 59, 0.7);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.3);
  
  --font-display: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  background-image: 
    radial-gradient(at 0% 0%, rgba(13, 148, 136, 0.15) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.15) 0px, transparent 50%);
  background-attachment: fixed;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent-teal-hover);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--text-primary);
}

/* Layout */
.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

header {
  padding: 24px 0;
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(15, 23, 42, 0.6);
}

header .nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.logo-icon {
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-purple));
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  color: white;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 24px;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--text-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-teal-hover));
  color: white;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(13, 148, 136, 0.4);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

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

.btn-danger {
  background-color: var(--accent-coral);
  color: white;
}

.btn-danger:hover {
  background-color: #e11d48;
}

/* Glass Card */
.card {
  background-color: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 32px;
  backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px var(--glass-shadow);
  transition: var(--transition-smooth);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.form-control {
  width: 100%;
  background-color: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-teal-hover);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

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

/* Auth Pages Wrapper */
.auth-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.auth-card {
  max-width: 440px;
  width: 100%;
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-header h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.auth-header p {
  color: var(--text-secondary);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Notification banner */
.alert {
  padding: 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-weight: 500;
  display: none;
}

.alert-error {
  background-color: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #fda4af;
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #a7f3d0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-active { background-color: rgba(16, 185, 129, 0.15); color: #a7f3d0; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-lapsed { background-color: rgba(245, 158, 11, 0.15); color: #fde68a; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-expired { background-color: rgba(244, 63, 94, 0.15); color: #fda4af; border: 1px solid rgba(244, 63, 94, 0.3); }

/* Footer */
footer {
  padding: 40px 0;
  border-top: 1px solid var(--glass-border);
  margin-top: auto;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}