/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #003B5C;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-box {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.login-header {
    background: #2D68C4;
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.login-mascot {
    margin: 0 auto 20px;
    width: 100px;
    height: 100px;
}

.login-mascot img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
}

.subtitle {
    font-size: 14px;
    opacity: 0.9;
}

.login-form {
    padding: 40px 30px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: #2D68C4;
}

.error-message {
    background: #fee;
    color: #c33;
    border: 1px solid #fcc;
    padding: 12px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 20px;
    display: none;
}

.error-message.show {
    display: block;
}

.login-btn {
    width: 100%;
    background: #FFB300;
    color: #1a4a8a;
    border: none;
    padding: 14px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.login-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 179, 0, 0.4);
}

.login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Responsive design */
@media (max-width: 768px) {
    .login-container {
        max-width: 100%;
    }

    .login-header {
        padding: 30px 20px;
    }

    .login-form {
        padding: 30px 20px;
    }
}