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

:root {
  --primary: #10B981; /* Green Normal */
  --primary-hover: #059669;
  --attention: #F59E0B; /* Yellow Alert */
  --critical: #EF4444; /* Red High */
  
  --bg-color: #0F172A; /* Dark Slate */
  --bg-gradient: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  --surface: rgba(30, 41, 59, 0.7);
  --surface-border: rgba(255, 255, 255, 0.1);
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --input-bg: rgba(15, 23, 42, 0.6);
  --input-border: rgba(255, 255, 255, 0.2);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Utils */
.glass-panel {
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--surface-border);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.btn {
  padding: 12px 24px;
  border-radius: 8px;
  border: none;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
}

.btn-google {
  background: #fff;
  color: #1E293B;
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
}

.btn-google:hover {
  background: #f8fafc;
  transform: translateY(-2px);
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.input-group label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.input-group input {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: #fff;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s ease;
  width: 100%;
}

.input-group input:focus {
  border-color: var(--primary);
}

.header-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.header-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.error-message {
  color: var(--critical);
  font-size: 0.875rem;
  margin-bottom: 16px;
  text-align: center;
}

.divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 24px 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.divider::before, .divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--surface-border);
}

.divider::before { margin-right: 12px; }
.divider::after { margin-left: 12px; }