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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-image: url('../silver_tree_def.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-container {
    width: 100%;
    max-width: 560px;
    padding: 20px;
}

.login-box {
    background: rgba(255, 255, 255, 0);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.login-box h1 {
    text-align: center;
    color: #6a0dad;
    font-size: 36px;
    margin-bottom: 10px;
}

.login-box h2 {
    text-align: center;
    color: #000;
    font-size: 24px;
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #000;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.form-group input:read-only {
    background-color: #f0f0f0;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #000;
    font-size: 12px;
}

.btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.btn-primary {
    background: #6a0dad;
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(106, 13, 173, 0.4);
}

.toggle-form {
    text-align: center;
    margin-top: 20px;
    color: #000;
}

.toggle-form a {
    color: #6a0dad;
    text-decoration: none;
    font-weight: 600;
}

.toggle-form a:hover {
    text-decoration: underline;
}

.error-message {
    background-color: #fee;
    color: #c33;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 15px;
    border-left: 4px solid #c33;
}

.success-message {
    background-color: #efe;
    color: #3c3;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 15px;
    border-left: 4px solid #3c3;
}