* {
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  margin: 0;
  background: #f4f6f8;
}

/* LOGIN */
.login-page {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login-container {
  background: white;
  padding: 30px;
  width: 320px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.login-container h2 {
  text-align: center;
}

.login-container input {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
}

.login-container button {
  width: 100%;
  margin-top: 15px;
  padding: 10px;
  cursor: pointer;
}

.error {
  color: red;
  margin-top: 10px;
  text-align: center;
}

/* ADMIN */
.admin-layout {
  display: flex;
  height: 100vh;
}

.sidebar {
  width: 220px;
  background: #1f2937;
  color: white;
  padding: 20px;
}

.sidebar ul {
  list-style: none;
  padding: 0;
}

.sidebar li {
  padding: 10px;
  cursor: pointer;
}

.sidebar li:hover {
  background: #374151;
}

.content {
  flex: 1;
  padding: 20px;
  background: #fff;
}


.room-add {
  margin-bottom: 20px;
}

.room-add input {
  padding: 8px;
}

.room-add button {
  padding: 8px;
}

.rooms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 120px);
  gap: 15px;
}

.room-card {
  padding: 10px;
  border-radius: 6px;
  color: white;
  text-align: center;
}

.room-card.empty {
  background: #16a34a; /* yeşil */
}

.room-card.cleaning {
  background: #eab308; /* sarı */
}

.room-card.occupied {
  background: #dc2626; /* kırmızı */
}

.room-card button {
  margin-top: 8px;
  width: 100%;
  cursor: pointer;
}