/* Tailwind benzeri stil sistemi */
:root {
  --primary-color: #6CA5E3;
  --inactive-color: #F2F3F7;
  --background-color: #FFFFFF;
  --card-border-color: #F7F7F7;
  --text-color: #1F2937;
  --text-secondary: #6B7280;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

/* Responsive tasarım */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* 1080p ve 720p monitör uyumluluğu */
@media (min-width: 1280px) {
  .container {
    max-width: 1152px;
  }
}

@media (min-width: 1920px) {
  .container {
    max-width: 1728px;
  }
}

/* Kart yapısı */
.card {
  background: var(--background-color);
  border: 1px solid var(--card-border-color);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  padding: 2rem;
  transition: all 0.3s ease;
}

.card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

/* Buton stilleri */
.btn {
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: #5A94D3;
  transform: translateY(-1px);
}

.btn-inactive {
  background-color: var(--inactive-color);
  color: var(--text-secondary);
}

.btn-inactive:hover {
  background-color: #E5E7EB;
}

/* Form stilleri */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-color);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--card-border-color);
  border-radius: 8px;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  background-color: var(--background-color);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(108, 165, 227, 0.1);
}

/* Login ekranı özel stilleri */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 1rem;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--background-color);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Karşılama ekranı stilleri */
.welcome-container {
  min-height: 100vh;
  background: #F2F3F7;
  padding: 2rem;
}

.welcome-card {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

/* Logo başlık */
.app-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.app-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* Rol badge stilleri */
.role-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.role-admin {
  background-color: #FEE2E2;
  color: #DC2626;
}

.role-fuel {
  background-color: #DBEAFE;
  color: #2563EB;
}

.role-goods {
  background-color: #D1FAE5;
  color: #059669;
}

/* Hata mesajları */
.error-message {
  background-color: #FEE2E2;
  color: #DC2626;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  border-left: 4px solid #DC2626;
}

/* Başarı mesajları */
.success-message {
  background-color: #D1FAE5;
  color: #059669;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  border-left: 4px solid #059669;
}