body { font-family: 'Segoe UI', sans-serif; background: #F4F7F6; margin: 0; }
.login-body { display: flex; justify-content: center; align-items: center; height: 100vh; }
.login-card { background: white; padding: 40px; border-radius: 10px; width: 100%; max-width: 350px; box-shadow: 0 4px 15px rgba(0,0,0,0.1); }

/* Dashboard Layout */
.navbar { background: white; padding: 15px 30px; display: flex; justify-content: space-between; align-items: center; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.brand { color: #1ABC9C; font-size: 24px; font-weight: bold; }
.container { max-width: 1200px; margin: 30px auto; padding: 0 20px; }

/* Forms */
.input-field { width: 100%; padding: 12px; margin-bottom: 15px; border: 1px solid #ddd; border-radius: 6px; box-sizing: border-box; }
.create-box { background: white; padding: 25px; border-radius: 10px; margin-bottom: 30px; display: flex; gap: 10px; flex-wrap: wrap; }
.btn-primary { background: #1ABC9C; color: white; border: none; padding: 12px 25px; border-radius: 6px; cursor: pointer; font-weight: bold; }
.btn-logout { text-decoration: none; color: #e74c3c; border: 2px solid #e74c3c; padding: 8px 15px; border-radius: 5px; font-weight: bold; }

/* Grid */
.qr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.qr-card { background: white; padding: 20px; border-radius: 10px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }
.qr-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.qr-display { background: #f9f9f9; padding: 15px; text-align: center; margin-bottom: 15px; border-radius: 8px; }
.actions { display: flex; gap: 5px; margin-top: 10px; }
.btn-sm { padding: 5px 10px; font-size: 12px; cursor: pointer; border: 1px solid #ddd; background: #eee; border-radius: 4px; }